commit 141baa4e76b6fe1bade2cc9a4c6c92e927b943dd Author: unclesam <2036253946@qq.com> Date: Tue Jul 7 16:39:54 2026 +0800 Initial commit diff --git a/.air.toml b/.air.toml new file mode 100644 index 0000000..e380239 --- /dev/null +++ b/.air.toml @@ -0,0 +1,58 @@ +#:schema https://json.schemastore.org/any.json + +env_files = [] +root = "." +testdata_dir = "testdata" +tmp_dir = "tmp" + +[build] + args_bin = [] + bin = "./tmp/main" + cmd = "go build -o ./tmp/main ./cmd/server" + delay = 1000 + entrypoint = ["./tmp/main"] + exclude_dir = ["assets", "tmp", "vendor", "testdata"] + exclude_file = [] + exclude_regex = ["_test.go"] + exclude_unchanged = false + follow_symlink = false + full_bin = "./tmp/main server" + ignore_dangerous_root_dir = false + include_dir = [] + include_ext = ["go", "tpl", "html", "yaml", "yml", "toml"] + include_file = [] + kill_delay = "0s" + log = "build-errors.log" + poll = false + poll_interval = 0 + post_cmd = [] + pre_cmd = [] + rerun = false + rerun_delay = 500 + send_interrupt = false + stop_on_error = false + +[color] + app = "" + build = "yellow" + main = "magenta" + runner = "green" + watcher = "cyan" + +[log] + main_only = false + silent = false + time = false + +[misc] + clean_on_exit = false + +[proxy] + app_port = 0 + app_start_timeout = 0 + enabled = false + proxy_port = 0 + +[screen] + clear_on_rebuild = false + keep_scroll = true diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..80f64b5 --- /dev/null +++ b/.gitignore @@ -0,0 +1,31 @@ +# 编译产物 +/ent-scaffold +/cmd/server/server +*.exe +*.test +*.out + +# IDE +.idea/ +.vscode/ +*.swp +*.swo +*~ + +# OS +.DS_Store +Thumbs.db + +# 日志文件 +logs/ +*.log + +# 配置文件（如有敏感信息） +# configs/*.yaml + +# Go +vendor/ + +# 环境变量 +.env +.env.local diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..2a0f7a2 --- /dev/null +++ b/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2026 unclesam-ly + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..363a1f6 --- /dev/null +++ b/Makefile @@ -0,0 +1,10 @@ +.PHONY: run generate build + +run: + go run cmd/server/*.go server + +generate: + go generate ./internal/ent + +build: + go build -o bin/server cmd/server/*.go diff --git a/README.md b/README.md new file mode 100644 index 0000000..6d75049 --- /dev/null +++ b/README.md @@ -0,0 +1,148 @@ +# EnGin + +基于 **entgo + Gin + Cobra** 的 Go 后端项目脚手架，开箱即用。 + +## 技术栈 + +| 组件 | 选型 | +|------|------| +| ORM | [entgo.io/ent](https://entgo.io) — 代码生成式 ORM | +| Web 框架 | [Gin](https://github.com/gin-gonic/gin) | +| CLI | [Cobra](https://github.com/spf13/cobra) | +| 配置管理 | [Viper](https://github.com/spf13/viper) + YAML + 热加载 | +| 日志 | [Zap](https://github.com/uber-go/zap) + Lumberjack 自动轮转 | +| 数据库 | MySQL / PostgreSQL | + +## 项目结构 + +``` +ent-scaffold/ +├── cmd/server/ # CLI 入口与子命令 +│ ├── main.go # 程序入口 +│ ├── root.go # 根命令（加载配置、初始化日志） +│ ├── server.go # server 子命令：启动 Web 服务 +│ ├── migrate.go # migrate 子命令：数据库迁移 +│ ├── user.go # user 子命令：用户操作 +│ └── gen.go # gen 子命令：重新生成 ent 代码 +├── configs/ +│ └── config.yaml # 主配置文件 +├── internal/ +│ ├── conf/ # 配置结构定义与加载 +│ ├── db/ # 数据库客户端初始化 + 连接池 +│ ├── ent/ # ent 生成的 ORM 代码 +│ │ └── schema/ # Schema 定义（在这里定义数据模型） +│ ├── global/ # 全局变量 (Config, Log) +│ ├── handler/ # HTTP 路由注册 +│ ├── logger/ # Zap 日志初始化 +│ ├── server/ # Gin 服务启动 +│ └── service/ # 业务逻辑层 +├── Makefile +├── go.mod +└── .air.toml # Air 热重载配置 +``` + +## 快速开始 + +### 环境要求 + +- Go >= 1.25 +- MySQL 或 PostgreSQL + +### 1. 配置数据库 + +编辑 `configs/config.yaml`： + +```yaml +database: + driver: "postgres" # mysql 或 postgres + host: "127.0.0.1" + port: 5432 + user: "postgres" + password: "123456" + dbname: "test_db" +``` + +### 2. 安装依赖 + +```bash +go mod tidy +``` + +### 3. 运行 + +```bash +# 启动 Web 服务 +go run cmd/server/*.go server + +# 或使用 Makefile +make run +``` + +## CLI 命令 + +```bash +# 查看帮助 +go run cmd/server/*.go -h + +# 启动 HTTP 服务（默认 :8080） +go run cmd/server/*.go server -c configs/config.yaml + +# 数据库自动迁移 +go run cmd/server/*.go migrate -c configs/config.yaml + +# 重新生成 ent 代码 +go run cmd/server/*.go gen + +# 用户操作 +go run cmd/server/*.go user create # 创建用户 +``` + +## 开发指南 + +### 添加新数据模型 + +1. 在 `internal/ent/schema/` 下创建新的 Schema 文件 +2. 运行代码生成： + +```bash +make generate +# 或 go generate ./internal/ent +``` + +### 添加新 API + +1. 在 `internal/service/` 中编写业务逻辑 +2. 在 `internal/handler/router.go` 中注册路由 + +### 配置说明 + +| 配置项 | 说明 | +|--------|------| +| `server.port` | 服务端口 | +| `server.mode` | `debug`（控制台彩色日志）/ `release`（JSON 日志） | +| `database.driver` | `mysql` 或 `postgres` | +| `logger.level` | `debug` / `info` / `warn` / `error` | +| `logger.filename` | 日志输出路径 | +| `logger.max_size` | 单个日志文件最大大小（MB） | +| `logger.max_backups` | 保留的旧日志文件数 | +| `logger.max_age` | 日志保留天数 | + +### 热重载（可选） + +项目已配置 [Air](https://github.com/air-verse/air)，安装后可直接使用： + +```bash +air +``` + +## Makefile + +```makefile +make run # 启动服务 +make generate # 生成 ent 代码 +make build # 编译二进制到 bin/server +``` + +## License + +MIT diff --git a/cmd/server/gen.go b/cmd/server/gen.go new file mode 100644 index 0000000..d36a2f7 --- /dev/null +++ b/cmd/server/gen.go @@ -0,0 +1,30 @@ +package main + +import ( + "os" + "os/exec" + + "github.com/spf13/cobra" +) + +var genCmd = &cobra.Command{ + Use: "gen", + Short: "生成 Ent ORM 的模板代码", + Run: func(cmd *cobra.Command, args []string) { + println("正在运行 go generate ./internal/ent...") + + c := exec.Command("go", "generate", "./internal/ent") + c.Stdout = os.Stdout + c.Stderr = os.Stderr + if err := c.Run(); err != nil { + println("代码生成失败: " + err.Error()) + return + } + + println("Ent ORM 代码生成成功！") + }, +} + +func init() { + rootCmd.AddCommand(genCmd) +} diff --git a/cmd/server/main.go b/cmd/server/main.go new file mode 100644 index 0000000..e61393f --- /dev/null +++ b/cmd/server/main.go @@ -0,0 +1,13 @@ +package main + +import ( + "fmt" + "os" +) + +func main() { + if err := rootCmd.Execute(); err != nil { + fmt.Println(err) + os.Exit(1) + } +} diff --git a/cmd/server/migrate.go b/cmd/server/migrate.go new file mode 100644 index 0000000..03186a6 --- /dev/null +++ b/cmd/server/migrate.go @@ -0,0 +1,35 @@ +package main + +import ( + "context" + "ent-scaffold/internal/db" + "ent-scaffold/internal/global" + + "github.com/spf13/cobra" + "go.uber.org/zap" +) + +var migrateCmd = &cobra.Command{ + Use: "migrate", + Short: "执行数据库 Schema 自动迁移", + Run: func(cmd *cobra.Command, args []string) { + err := db.Init(global.Config.Database.Driver, global.Config.Database.Dsn()) + if err != nil { + global.Log.Fatal("连接数据库失败", zap.Error(err)) + } + defer db.Close() + global.Log.Info("开始执行数据库 Schema 自动迁移...") + + ctx := context.Background() + // 直接使用 db.Client 跨包调用 + if err := db.Client.Schema.Create(ctx); err != nil { + global.Log.Fatal("Schema 迁移失败", zap.Error(err)) + } + + global.Log.Info("数据库 Schema 迁移执行完毕！") + }, +} + +func init() { + rootCmd.AddCommand(migrateCmd) +} diff --git a/cmd/server/root.go b/cmd/server/root.go new file mode 100644 index 0000000..ed1cacd --- /dev/null +++ b/cmd/server/root.go @@ -0,0 +1,35 @@ +package main + +import ( + "ent-scaffold/internal/conf" + "ent-scaffold/internal/global" + "ent-scaffold/internal/logger" + + "github.com/spf13/cobra" +) + +var cfgFile string + +var rootCmd = &cobra.Command{ + Use: "ent-scaffold", + Short: "ent-scaffold 命令行脚手架服务", + PersistentPreRunE: func(cmd *cobra.Command, args []string) error { + cfg, err := conf.LoadConfig(cfgFile) + if err != nil { + return err + } + + global.Config = cfg + log, err := logger.Init(cfg.Logger) + if err != nil { + return err + } + + global.Log = log + return nil + }, +} + +func init() { + rootCmd.PersistentFlags().StringVarP(&cfgFile, "config", "c", "configs/config.yaml", "指定 YAML 配置文件路径") +} diff --git a/cmd/server/server.go b/cmd/server/server.go new file mode 100644 index 0000000..0858cec --- /dev/null +++ b/cmd/server/server.go @@ -0,0 +1,31 @@ +package main + +import ( + "ent-scaffold/internal/db" + "ent-scaffold/internal/global" + "ent-scaffold/internal/server" + + "github.com/spf13/cobra" + "go.uber.org/zap" +) + +var serverCmd = &cobra.Command{ + Use: "server", + Short: "启动 Web API 接口服务", + Run: func(cmd *cobra.Command, args []string) { + // 初始化 db 包 + err := db.Init(global.Config.Database.Driver, global.Config.Database.Dsn()) + if err != nil { + global.Log.Fatal("数据库连接失败", zap.Error(err)) + } + defer db.Close() + + global.Log.Info("数据库初始化成功，正在启动 Web 服务...") + // 启动 Gin 服务 + server.Run() + }, +} + +func init() { + rootCmd.AddCommand(serverCmd) +} diff --git a/cmd/server/user.go b/cmd/server/user.go new file mode 100644 index 0000000..84d5514 --- /dev/null +++ b/cmd/server/user.go @@ -0,0 +1,63 @@ +package main + +import ( + "bufio" + "context" + "ent-scaffold/internal/db" + "ent-scaffold/internal/global" + "fmt" + "os" + "strings" + + "github.com/spf13/cobra" + "go.uber.org/zap" +) + +var userCmd = &cobra.Command{ + Use: "user", + Short: "后台用户管理工具", +} + +var userCreateCmd = &cobra.Command{ + Use: "create", + Short: "交互式创建一个管理员用户", + Run: func(cmd *cobra.Command, args []string) { + err := db.Init(global.Config.Database.Driver, global.Config.Database.Dsn()) + if err != nil { + global.Log.Fatal("连接数据库失败", zap.Error(err)) + } + defer db.Close() + + reader := bufio.NewReader(os.Stdin) + fmt.Print("请输入用户名: ") + username, _ := reader.ReadString('\n') + username = strings.TrimSpace(username) + fmt.Print("请输入密码: ") + password, _ := reader.ReadString('\n') + password = strings.TrimSpace(password) + if username == "" || password == "" { + fmt.Println("用户名和密码不能为空") + return + } + + ctx := context.Background() + // 直接使用 db.Client 跨包调用并创建数据 + u, err := db.Client.User.Create(). + // 根据您的 schema 字段做适当的设定，如： + // SetUsername(username). + // SetPassword(password). + Save(ctx) + if err != nil { + global.Log.Error("创建用户失败", zap.Error(err)) + fmt.Println("用户创建失败: ", err.Error()) + return + } + + fmt.Printf("✨ 用户创建成功！ID: %d, 用户名: %s\n", u.ID, username) + }, +} + +func init() { + userCmd.AddCommand(userCreateCmd) + rootCmd.AddCommand(userCmd) +} diff --git a/configs/config.yaml b/configs/config.yaml new file mode 100644 index 0000000..44dd9d6 --- /dev/null +++ b/configs/config.yaml @@ -0,0 +1,24 @@ +# ent-scaffold 项目主配置文件 + +# Web 服务配置 +server: + port: 8080 # 服务监听的端口 + mode: "release" # 运行模式：debug (开发模式，带控制台彩色日志) / release (生产模式，只输出 JSON 日志) + +database: + driver: "postgres" # 驱动，支持 mysql 或 postgres + host: "127.0.0.1" # 数据库主机地址 + port: 5432 # 端口号：MySQL 默认 3306，PostgreSQL 默认 5432 + user: "postgres" # 用户名 + password: "123456" # 密码 + dbname: "test_db" # 数据库名 + +# Zap 日志配置 +logger: + prefix: "myproject" # 日志前缀 + level: "debug" # 日志记录级别：debug, info, warn, error + filename: "./logs/app.log" # 日志输出路径 (会自动创建文件夹) + max_size: 100 # 单个日志文件最大大小 (单位: MB) + max_backups: 7 # 最多保留的旧日志文件个数 + max_age: 30 # 旧日志文件最长保留天数 (单位: 天) + compress: true # 是否对历史归档日志进行 gzip 压缩 \ No newline at end of file diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..4e6eca6 --- /dev/null +++ b/go.mod @@ -0,0 +1,71 @@ +module ent-scaffold + +go 1.25.0 + +require ( + entgo.io/ent v0.14.6 + github.com/fsnotify/fsnotify v1.10.1 + github.com/gin-gonic/gin v1.12.0 + github.com/go-sql-driver/mysql v1.10.0 + github.com/lib/pq v1.12.3 + github.com/spf13/cobra v1.10.2 + github.com/spf13/viper v1.21.0 + go.uber.org/zap v1.28.0 + gopkg.in/natefinch/lumberjack.v2 v2.2.1 +) + +require ( + ariga.io/atlas v0.36.2-0.20250730182955-2c6300d0a3e1 // indirect + filippo.io/edwards25519 v1.2.0 // indirect + github.com/agext/levenshtein v1.2.3 // indirect + github.com/apparentlymart/go-textseg/v15 v15.0.0 // indirect + github.com/bmatcuk/doublestar v1.3.4 // indirect + github.com/bytedance/gopkg v0.1.3 // indirect + github.com/bytedance/sonic v1.15.0 // indirect + github.com/bytedance/sonic/loader v0.5.0 // indirect + github.com/cloudwego/base64x v0.1.6 // indirect + github.com/gabriel-vasile/mimetype v1.4.12 // indirect + github.com/gin-contrib/sse v1.1.0 // indirect + github.com/go-openapi/inflect v0.19.0 // indirect + github.com/go-playground/locales v0.14.1 // indirect + github.com/go-playground/universal-translator v0.18.1 // indirect + github.com/go-playground/validator/v10 v10.30.1 // indirect + github.com/go-viper/mapstructure/v2 v2.4.0 // indirect + github.com/goccy/go-json v0.10.5 // indirect + github.com/goccy/go-yaml v1.19.2 // indirect + github.com/google/go-cmp v0.7.0 // indirect + github.com/google/uuid v1.3.0 // indirect + github.com/hashicorp/hcl/v2 v2.18.1 // indirect + github.com/inconshreveable/mousetrap v1.1.0 // indirect + github.com/json-iterator/go v1.1.12 // indirect + github.com/klauspost/cpuid/v2 v2.3.0 // indirect + github.com/leodido/go-urn v1.4.0 // indirect + github.com/mattn/go-isatty v0.0.20 // indirect + github.com/mitchellh/go-wordwrap v1.0.1 // indirect + github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect + github.com/modern-go/reflect2 v1.0.2 // indirect + github.com/pelletier/go-toml/v2 v2.2.4 // indirect + github.com/quic-go/qpack v0.6.0 // indirect + github.com/quic-go/quic-go v0.59.0 // indirect + github.com/sagikazarmark/locafero v0.11.0 // indirect + github.com/sourcegraph/conc v0.3.1-0.20240121214520-5f936abd7ae8 // indirect + github.com/spf13/afero v1.15.0 // indirect + github.com/spf13/cast v1.10.0 // indirect + github.com/spf13/pflag v1.0.10 // indirect + github.com/subosito/gotenv v1.6.0 // indirect + github.com/twitchyliquid64/golang-asm v0.15.1 // indirect + github.com/ugorji/go/codec v1.3.1 // indirect + github.com/zclconf/go-cty v1.14.4 // indirect + github.com/zclconf/go-cty-yaml v1.1.0 // indirect + go.mongodb.org/mongo-driver/v2 v2.5.0 // indirect + go.uber.org/multierr v1.11.0 // indirect + go.yaml.in/yaml/v3 v3.0.4 // indirect + golang.org/x/arch v0.22.0 // indirect + golang.org/x/crypto v0.48.0 // indirect + golang.org/x/mod v0.32.0 // indirect + golang.org/x/net v0.51.0 // indirect + golang.org/x/sys v0.41.0 // indirect + golang.org/x/text v0.34.0 // indirect + google.golang.org/protobuf v1.36.10 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..8184708 --- /dev/null +++ b/go.sum @@ -0,0 +1,174 @@ +ariga.io/atlas v0.36.2-0.20250730182955-2c6300d0a3e1 h1:NPPfBaVZgz4LKBCIc0FbMogCjvXN+yGf7CZwotOwJo8= +ariga.io/atlas v0.36.2-0.20250730182955-2c6300d0a3e1/go.mod h1:Ex5l1xHsnWQUc3wYnrJ9gD7RUEzG76P7ZRQp8wNr0wc= +entgo.io/ent v0.14.6 h1:/f2696BpwuWAEEG6PVGWflg6+Inrpq4pRWuNlWz/Skk= +entgo.io/ent v0.14.6/go.mod h1:z46QBUdGC+BATwsedbDuREfSS0oSCV+csdEYlL4p73s= +filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo= +filippo.io/edwards25519 v1.2.0/go.mod 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+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= +gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= diff --git a/internal/conf/conf.go b/internal/conf/conf.go new file mode 100644 index 0000000..c51ce93 --- /dev/null +++ b/internal/conf/conf.go @@ -0,0 +1,36 @@ +package conf + +import ( + "fmt" + + "github.com/fsnotify/fsnotify" + "github.com/spf13/viper" +) + +type Config struct { + Server ServerConfig `mapstructure:"server" yaml:"server"` + Database DatabaseConfig `mapstructure:"database" yaml:"database"` + Logger LoggerConfig `mapstructure:"logger" yaml:"logger"` +} + +// LoadConfig 读取并解析配置文件 +func LoadConfig(path string) (*Config, error) { + v := viper.New() + v.SetConfigFile(path) + if err := v.ReadInConfig(); err != nil { + return nil, fmt.Errorf("读取配置文件失败: %w", err) + } + + var cfg Config + if err := v.Unmarshal(&cfg); err != nil { + return nil, fmt.Errorf("解析配置文件失败: %w", err) + } + + // 监听配置变更 + v.WatchConfig() + v.OnConfigChange(func(e fsnotify.Event) { + fmt.Printf("配置文件已更新: %s\n", e.Name) + }) + + return &cfg, nil +} diff --git a/internal/conf/conf_db.go b/internal/conf/conf_db.go new file mode 100644 index 0000000..9c147eb --- /dev/null +++ b/internal/conf/conf_db.go @@ -0,0 +1,27 @@ +package conf + +import "fmt" + +// DatabaseConfig 定义数据库连接配置结构体 +type DatabaseConfig struct { + Driver string `mapstructure:"driver" yaml:"driver"` + Host string `mapstructure:"host" yaml:"host"` + Port int `mapstructure:"port" yaml:"port"` + User string `mapstructure:"user" yaml:"user"` + Password string `mapstructure:"password" yaml:"password"` + Dbname string `mapstructure:"dbname" yaml:"dbname"` +} + +// Dsn 根据 driver 动态生成 DSN 字符串 +func (db DatabaseConfig) Dsn() string { + switch db.Driver { + case "mysql": + return fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local", + db.User, db.Password, db.Host, db.Port, db.Dbname) + case "postgres", "postgresql": + return fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable", + db.Host, db.Port, db.User, db.Password, db.Dbname) + default: + return "" + } +} diff --git a/internal/conf/conf_logger.go b/internal/conf/conf_logger.go new file mode 100644 index 0000000..b4f203c --- /dev/null +++ b/internal/conf/conf_logger.go @@ -0,0 +1,11 @@ +package conf + +type LoggerConfig struct { + Prefix string `mapstructure:"prefix" yaml:"prefix"` + Level string `mapstructure:"level" yaml:"level"` + Filename string `mapstructure:"filename" yaml:"filename"` + MaxSize int `mapstructure:"max_size" yaml:"max_size"` + MaxBackups int `mapstructure:"max_backups" yaml:"max_backups"` + MaxAge int `mapstructure:"max_age" yaml:"max_age"` + Compress bool `mapstructure:"compress" yaml:"compress"` +} diff --git a/internal/conf/conf_server.go b/internal/conf/conf_server.go new file mode 100644 index 0000000..125be96 --- /dev/null +++ b/internal/conf/conf_server.go @@ -0,0 +1,6 @@ +package conf + +type ServerConfig struct { + Port int `mapstructure:"port" yaml:"port"` + Mode string `mapstructure:"mode" yaml:"mode"` // debug / release +} diff --git a/internal/db/db.go b/internal/db/db.go new file mode 100644 index 0000000..8ee13af --- /dev/null +++ b/internal/db/db.go @@ -0,0 +1,43 @@ +package db + +import ( + "database/sql" + "fmt" + "time" + + "ent-scaffold/internal/ent" + + entsql "entgo.io/ent/dialect/sql" + + _ "github.com/go-sql-driver/mysql" // MySQL 驱动 + _ "github.com/lib/pq" // PostgreSQL 驱动 +) + +// Client 跨包调用的统一数据库客户端实例 +var Client *ent.Client + +// Init 根据配置初始化数据库连接 +func Init(driver string, dsn string) error { + // 先创建标准 sql.DB 以配置连接池 + db, err := sql.Open(driver, dsn) + if err != nil { + return fmt.Errorf("打开数据库连接失败 [%s]: %w", driver, err) + } + + // 连接池设置 + db.SetMaxIdleConns(10) + db.SetMaxOpenConns(100) + db.SetConnMaxLifetime(time.Hour) + + // 将 sql.DB 包装为 ent 客户端 + drv := entsql.OpenDB(driver, db) + Client = ent.NewClient(ent.Driver(drv)) + return nil +} + +// Close 关闭数据库连接 +func Close() { + if Client != nil { + Client.Close() + } +} diff --git a/internal/ent/client.go b/internal/ent/client.go new file mode 100644 index 0000000..5c660e7 --- /dev/null +++ b/internal/ent/client.go @@ -0,0 +1,341 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "context" + "errors" + "fmt" + "log" + "reflect" + + "ent-scaffold/internal/ent/migrate" + + "ent-scaffold/internal/ent/user" + + "entgo.io/ent" + "entgo.io/ent/dialect" + "entgo.io/ent/dialect/sql" +) + +// Client is the client that holds all ent builders. +type Client struct { + config + // Schema is the client for creating, migrating and dropping schema. + Schema *migrate.Schema + // User is the client for interacting with the User builders. + User *UserClient +} + +// NewClient creates a new client configured with the given options. +func NewClient(opts ...Option) *Client { + client := &Client{config: newConfig(opts...)} + client.init() + return client +} + +func (c *Client) init() { + c.Schema = migrate.NewSchema(c.driver) + c.User = NewUserClient(c.config) +} + +type ( + // config is the configuration for the client and its builder. + config struct { + // driver used for executing database requests. + driver dialect.Driver + // debug enable a debug logging. + debug bool + // log used for logging on debug mode. + log func(...any) + // hooks to execute on mutations. + hooks *hooks + // interceptors to execute on queries. + inters *inters + } + // Option function to configure the client. + Option func(*config) +) + +// newConfig creates a new config for the client. +func newConfig(opts ...Option) config { + cfg := config{log: log.Println, hooks: &hooks{}, inters: &inters{}} + cfg.options(opts...) + return cfg +} + +// options applies the options on the config object. +func (c *config) options(opts ...Option) { + for _, opt := range opts { + opt(c) + } + if c.debug { + c.driver = dialect.Debug(c.driver, c.log) + } +} + +// Debug enables debug logging on the ent.Driver. +func Debug() Option { + return func(c *config) { + c.debug = true + } +} + +// Log sets the logging function for debug mode. +func Log(fn func(...any)) Option { + return func(c *config) { + c.log = fn + } +} + +// Driver configures the client driver. +func Driver(driver dialect.Driver) Option { + return func(c *config) { + c.driver = driver + } +} + +// Open opens a database/sql.DB specified by the driver name and +// the data source name, and returns a new client attached to it. +// Optional parameters can be added for configuring the client. +func Open(driverName, dataSourceName string, options ...Option) (*Client, error) { + switch driverName { + case dialect.MySQL, dialect.Postgres, dialect.SQLite: + drv, err := sql.Open(driverName, dataSourceName) + if err != nil { + return nil, err + } + return NewClient(append(options, Driver(drv))...), nil + default: + return nil, fmt.Errorf("unsupported driver: %q", driverName) + } +} + +// ErrTxStarted is returned when trying to start a new transaction from a transactional client. +var ErrTxStarted = errors.New("ent: cannot start a transaction within a transaction") + +// Tx returns a new transactional client. The provided context +// is used until the transaction is committed or rolled back. +func (c *Client) Tx(ctx context.Context) (*Tx, error) { + if _, ok := c.driver.(*txDriver); ok { + return nil, ErrTxStarted + } + tx, err := newTx(ctx, c.driver) + if err != nil { + return nil, fmt.Errorf("ent: starting a transaction: %w", err) + } + cfg := c.config + cfg.driver = tx + return &Tx{ + ctx: ctx, + config: cfg, + User: NewUserClient(cfg), + }, nil +} + +// BeginTx returns a transactional client with specified options. +func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error) { + if _, ok := c.driver.(*txDriver); ok { + return nil, errors.New("ent: cannot start a transaction within a transaction") + } + tx, err := c.driver.(interface { + BeginTx(context.Context, *sql.TxOptions) (dialect.Tx, error) + }).BeginTx(ctx, opts) + if err != nil { + return nil, fmt.Errorf("ent: starting a transaction: %w", err) + } + cfg := c.config + cfg.driver = &txDriver{tx: tx, drv: c.driver} + return &Tx{ + ctx: ctx, + config: cfg, + User: NewUserClient(cfg), + }, nil +} + +// Debug returns a new debug-client. It's used to get verbose logging on specific operations. +// +// client.Debug(). +// User. +// Query(). +// Count(ctx) +func (c *Client) Debug() *Client { + if c.debug { + return c + } + cfg := c.config + cfg.driver = dialect.Debug(c.driver, c.log) + client := &Client{config: cfg} + client.init() + return client +} + +// Close closes the database connection and prevents new queries from starting. +func (c *Client) Close() error { + return c.driver.Close() +} + +// Use adds the mutation hooks to all the entity clients. +// In order to add hooks to a specific client, call: `client.Node.Use(...)`. +func (c *Client) Use(hooks ...Hook) { + c.User.Use(hooks...) +} + +// Intercept adds the query interceptors to all the entity clients. +// In order to add interceptors to a specific client, call: `client.Node.Intercept(...)`. +func (c *Client) Intercept(interceptors ...Interceptor) { + c.User.Intercept(interceptors...) +} + +// Mutate implements the ent.Mutator interface. +func (c *Client) Mutate(ctx context.Context, m Mutation) (Value, error) { + switch m := m.(type) { + case *UserMutation: + return c.User.mutate(ctx, m) + default: + return nil, fmt.Errorf("ent: unknown mutation type %T", m) + } +} + +// UserClient is a client for the User schema. +type UserClient struct { + config +} + +// NewUserClient returns a client for the User from the given config. +func NewUserClient(c config) *UserClient { + return &UserClient{config: c} +} + +// Use adds a list of mutation hooks to the hooks stack. +// A call to `Use(f, g, h)` equals to `user.Hooks(f(g(h())))`. +func (c *UserClient) Use(hooks ...Hook) { + c.hooks.User = append(c.hooks.User, hooks...) +} + +// Intercept adds a list of query interceptors to the interceptors stack. +// A call to `Intercept(f, g, h)` equals to `user.Intercept(f(g(h())))`. +func (c *UserClient) Intercept(interceptors ...Interceptor) { + c.inters.User = append(c.inters.User, interceptors...) +} + +// Create returns a builder for creating a User entity. +func (c *UserClient) Create() *UserCreate { + mutation := newUserMutation(c.config, OpCreate) + return &UserCreate{config: c.config, hooks: c.Hooks(), mutation: mutation} +} + +// CreateBulk returns a builder for creating a bulk of User entities. +func (c *UserClient) CreateBulk(builders ...*UserCreate) *UserCreateBulk { + return &UserCreateBulk{config: c.config, builders: builders} +} + +// MapCreateBulk creates a bulk creation builder from the given slice. For each item in the slice, the function creates +// a builder and applies setFunc on it. +func (c *UserClient) MapCreateBulk(slice any, setFunc func(*UserCreate, int)) *UserCreateBulk { + rv := reflect.ValueOf(slice) + if rv.Kind() != reflect.Slice { + return &UserCreateBulk{err: fmt.Errorf("calling to UserClient.MapCreateBulk with wrong type %T, need slice", slice)} + } + builders := make([]*UserCreate, rv.Len()) + for i := 0; i < rv.Len(); i++ { + builders[i] = c.Create() + setFunc(builders[i], i) + } + return &UserCreateBulk{config: c.config, builders: builders} +} + +// Update returns an update builder for User. +func (c *UserClient) Update() *UserUpdate { + mutation := newUserMutation(c.config, OpUpdate) + return &UserUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation} +} + +// UpdateOne returns an update builder for the given entity. +func (c *UserClient) UpdateOne(_m *User) *UserUpdateOne { + mutation := newUserMutation(c.config, OpUpdateOne, withUser(_m)) + return &UserUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation} +} + +// UpdateOneID returns an update builder for the given id. +func (c *UserClient) UpdateOneID(id int) *UserUpdateOne { + mutation := newUserMutation(c.config, OpUpdateOne, withUserID(id)) + return &UserUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation} +} + +// Delete returns a delete builder for User. +func (c *UserClient) Delete() *UserDelete { + mutation := newUserMutation(c.config, OpDelete) + return &UserDelete{config: c.config, hooks: c.Hooks(), mutation: mutation} +} + +// DeleteOne returns a builder for deleting the given entity. +func (c *UserClient) DeleteOne(_m *User) *UserDeleteOne { + return c.DeleteOneID(_m.ID) +} + +// DeleteOneID returns a builder for deleting the given entity by its id. +func (c *UserClient) DeleteOneID(id int) *UserDeleteOne { + builder := c.Delete().Where(user.ID(id)) + builder.mutation.id = &id + builder.mutation.op = OpDeleteOne + return &UserDeleteOne{builder} +} + +// Query returns a query builder for User. +func (c *UserClient) Query() *UserQuery { + return &UserQuery{ + config: c.config, + ctx: &QueryContext{Type: TypeUser}, + inters: c.Interceptors(), + } +} + +// Get returns a User entity by its id. +func (c *UserClient) Get(ctx context.Context, id int) (*User, error) { + return c.Query().Where(user.ID(id)).Only(ctx) +} + +// GetX is like Get, but panics if an error occurs. +func (c *UserClient) GetX(ctx context.Context, id int) *User { + obj, err := c.Get(ctx, id) + if err != nil { + panic(err) + } + return obj +} + +// Hooks returns the client hooks. +func (c *UserClient) Hooks() []Hook { + return c.hooks.User +} + +// Interceptors returns the client interceptors. +func (c *UserClient) Interceptors() []Interceptor { + return c.inters.User +} + +func (c *UserClient) mutate(ctx context.Context, m *UserMutation) (Value, error) { + switch m.Op() { + case OpCreate: + return (&UserCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx) + case OpUpdate: + return (&UserUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx) + case OpUpdateOne: + return (&UserUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx) + case OpDelete, OpDeleteOne: + return (&UserDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx) + default: + return nil, fmt.Errorf("ent: unknown User mutation op: %q", m.Op()) + } +} + +// hooks and interceptors per client, for fast access. +type ( + hooks struct { + User []ent.Hook + } + inters struct { + User []ent.Interceptor + } +) diff --git a/internal/ent/ent.go b/internal/ent/ent.go new file mode 100644 index 0000000..acf477d --- /dev/null +++ b/internal/ent/ent.go @@ -0,0 +1,608 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "context" + "ent-scaffold/internal/ent/user" + "errors" + "fmt" + "reflect" + "sync" + + "entgo.io/ent" + "entgo.io/ent/dialect/sql" + "entgo.io/ent/dialect/sql/sqlgraph" +) + +// ent aliases to avoid import conflicts in user's code. +type ( + Op = ent.Op + Hook = ent.Hook + Value = ent.Value + Query = ent.Query + QueryContext = ent.QueryContext + Querier = ent.Querier + QuerierFunc = ent.QuerierFunc + Interceptor = ent.Interceptor + InterceptFunc = ent.InterceptFunc + Traverser = ent.Traverser + TraverseFunc = ent.TraverseFunc + Policy = ent.Policy + Mutator = ent.Mutator + Mutation = ent.Mutation + MutateFunc = ent.MutateFunc +) + +type clientCtxKey struct{} + +// FromContext returns a Client stored inside a context, or nil if there isn't one. +func FromContext(ctx context.Context) *Client { + c, _ := ctx.Value(clientCtxKey{}).(*Client) + return c +} + +// NewContext returns a new context with the given Client attached. +func NewContext(parent context.Context, c *Client) context.Context { + return context.WithValue(parent, clientCtxKey{}, c) +} + +type txCtxKey struct{} + +// TxFromContext returns a Tx stored inside a context, or nil if there isn't one. +func TxFromContext(ctx context.Context) *Tx { + tx, _ := ctx.Value(txCtxKey{}).(*Tx) + return tx +} + +// NewTxContext returns a new context with the given Tx attached. +func NewTxContext(parent context.Context, tx *Tx) context.Context { + return context.WithValue(parent, txCtxKey{}, tx) +} + +// OrderFunc applies an ordering on the sql selector. +// Deprecated: Use Asc/Desc functions or the package builders instead. +type OrderFunc func(*sql.Selector) + +var ( + initCheck sync.Once + columnCheck sql.ColumnCheck +) + +// checkColumn checks if the column exists in the given table. +func checkColumn(t, c string) error { + initCheck.Do(func() { + columnCheck = sql.NewColumnCheck(map[string]func(string) bool{ + user.Table: user.ValidColumn, + }) + }) + return columnCheck(t, c) +} + +// Asc applies the given fields in ASC order. +func Asc(fields ...string) func(*sql.Selector) { + return func(s *sql.Selector) { + for _, f := range fields { + if err := checkColumn(s.TableName(), f); err != nil { + s.AddError(&ValidationError{Name: f, err: fmt.Errorf("ent: %w", err)}) + } + s.OrderBy(sql.Asc(s.C(f))) + } + } +} + +// Desc applies the given fields in DESC order. +func Desc(fields ...string) func(*sql.Selector) { + return func(s *sql.Selector) { + for _, f := range fields { + if err := checkColumn(s.TableName(), f); err != nil { + s.AddError(&ValidationError{Name: f, err: fmt.Errorf("ent: %w", err)}) + } + s.OrderBy(sql.Desc(s.C(f))) + } + } +} + +// AggregateFunc applies an aggregation step on the group-by traversal/selector. +type AggregateFunc func(*sql.Selector) string + +// As is a pseudo aggregation function for renaming another other functions with custom names. For example: +// +// GroupBy(field1, field2). +// Aggregate(ent.As(ent.Sum(field1), "sum_field1"), (ent.As(ent.Sum(field2), "sum_field2")). +// Scan(ctx, &v) +func As(fn AggregateFunc, end string) AggregateFunc { + return func(s *sql.Selector) string { + return sql.As(fn(s), end) + } +} + +// Count applies the "count" aggregation function on each group. +func Count() AggregateFunc { + return func(s *sql.Selector) string { + return sql.Count("*") + } +} + +// Max applies the "max" aggregation function on the given field of each group. +func Max(field string) AggregateFunc { + return func(s *sql.Selector) string { + if err := checkColumn(s.TableName(), field); err != nil { + s.AddError(&ValidationError{Name: field, err: fmt.Errorf("ent: %w", err)}) + return "" + } + return sql.Max(s.C(field)) + } +} + +// Mean applies the "mean" aggregation function on the given field of each group. +func Mean(field string) AggregateFunc { + return func(s *sql.Selector) string { + if err := checkColumn(s.TableName(), field); err != nil { + s.AddError(&ValidationError{Name: field, err: fmt.Errorf("ent: %w", err)}) + return "" + } + return sql.Avg(s.C(field)) + } +} + +// Min applies the "min" aggregation function on the given field of each group. +func Min(field string) AggregateFunc { + return func(s *sql.Selector) string { + if err := checkColumn(s.TableName(), field); err != nil { + s.AddError(&ValidationError{Name: field, err: fmt.Errorf("ent: %w", err)}) + return "" + } + return sql.Min(s.C(field)) + } +} + +// Sum applies the "sum" aggregation function on the given field of each group. +func Sum(field string) AggregateFunc { + return func(s *sql.Selector) string { + if err := checkColumn(s.TableName(), field); err != nil { + s.AddError(&ValidationError{Name: field, err: fmt.Errorf("ent: %w", err)}) + return "" + } + return sql.Sum(s.C(field)) + } +} + +// ValidationError returns when validating a field or edge fails. +type ValidationError struct { + Name string // Field or edge name. + err error +} + +// Error implements the error interface. +func (e *ValidationError) Error() string { + return e.err.Error() +} + +// Unwrap implements the errors.Wrapper interface. +func (e *ValidationError) Unwrap() error { + return e.err +} + +// IsValidationError returns a boolean indicating whether the error is a validation error. +func IsValidationError(err error) bool { + if err == nil { + return false + } + var e *ValidationError + return errors.As(err, &e) +} + +// NotFoundError returns when trying to fetch a specific entity and it was not found in the database. +type NotFoundError struct { + label string +} + +// Error implements the error interface. +func (e *NotFoundError) Error() string { + return "ent: " + e.label + " not found" +} + +// IsNotFound returns a boolean indicating whether the error is a not found error. +func IsNotFound(err error) bool { + if err == nil { + return false + } + var e *NotFoundError + return errors.As(err, &e) +} + +// MaskNotFound masks not found error. +func MaskNotFound(err error) error { + if IsNotFound(err) { + return nil + } + return err +} + +// NotSingularError returns when trying to fetch a singular entity and more then one was found in the database. +type NotSingularError struct { + label string +} + +// Error implements the error interface. +func (e *NotSingularError) Error() string { + return "ent: " + e.label + " not singular" +} + +// IsNotSingular returns a boolean indicating whether the error is a not singular error. +func IsNotSingular(err error) bool { + if err == nil { + return false + } + var e *NotSingularError + return errors.As(err, &e) +} + +// NotLoadedError returns when trying to get a node that was not loaded by the query. +type NotLoadedError struct { + edge string +} + +// Error implements the error interface. +func (e *NotLoadedError) Error() string { + return "ent: " + e.edge + " edge was not loaded" +} + +// IsNotLoaded returns a boolean indicating whether the error is a not loaded error. +func IsNotLoaded(err error) bool { + if err == nil { + return false + } + var e *NotLoadedError + return errors.As(err, &e) +} + +// ConstraintError returns when trying to create/update one or more entities and +// one or more of their constraints failed. For example, violation of edge or +// field uniqueness. +type ConstraintError struct { + msg string + wrap error +} + +// Error implements the error interface. +func (e ConstraintError) Error() string { + return "ent: constraint failed: " + e.msg +} + +// Unwrap implements the errors.Wrapper interface. +func (e *ConstraintError) Unwrap() error { + return e.wrap +} + +// IsConstraintError returns a boolean indicating whether the error is a constraint failure. +func IsConstraintError(err error) bool { + if err == nil { + return false + } + var e *ConstraintError + return errors.As(err, &e) +} + +// selector embedded by the different Select/GroupBy builders. +type selector struct { + label string + flds *[]string + fns []AggregateFunc + scan func(context.Context, any) error +} + +// ScanX is like Scan, but panics if an error occurs. +func (s *selector) ScanX(ctx context.Context, v any) { + if err := s.scan(ctx, v); err != nil { + panic(err) + } +} + +// Strings returns list of strings from a selector. It is only allowed when selecting one field. +func (s *selector) Strings(ctx context.Context) ([]string, error) { + if len(*s.flds) > 1 { + return nil, errors.New("ent: Strings is not achievable when selecting more than 1 field") + } + var v []string + if err := s.scan(ctx, &v); err != nil { + return nil, err + } + return v, nil +} + +// StringsX is like Strings, but panics if an error occurs. +func (s *selector) StringsX(ctx context.Context) []string { + v, err := s.Strings(ctx) + if err != nil { + panic(err) + } + return v +} + +// String returns a single string from a selector. It is only allowed when selecting one field. +func (s *selector) String(ctx context.Context) (_ string, err error) { + var v []string + if v, err = s.Strings(ctx); err != nil { + return + } + switch len(v) { + case 1: + return v[0], nil + case 0: + err = &NotFoundError{s.label} + default: + err = fmt.Errorf("ent: Strings returned %d results when one was expected", len(v)) + } + return +} + +// StringX is like String, but panics if an error occurs. +func (s *selector) StringX(ctx context.Context) string { + v, err := s.String(ctx) + if err != nil { + panic(err) + } + return v +} + +// Ints returns list of ints from a selector. It is only allowed when selecting one field. +func (s *selector) Ints(ctx context.Context) ([]int, error) { + if len(*s.flds) > 1 { + return nil, errors.New("ent: Ints is not achievable when selecting more than 1 field") + } + var v []int + if err := s.scan(ctx, &v); err != nil { + return nil, err + } + return v, nil +} + +// IntsX is like Ints, but panics if an error occurs. +func (s *selector) IntsX(ctx context.Context) []int { + v, err := s.Ints(ctx) + if err != nil { + panic(err) + } + return v +} + +// Int returns a single int from a selector. It is only allowed when selecting one field. +func (s *selector) Int(ctx context.Context) (_ int, err error) { + var v []int + if v, err = s.Ints(ctx); err != nil { + return + } + switch len(v) { + case 1: + return v[0], nil + case 0: + err = &NotFoundError{s.label} + default: + err = fmt.Errorf("ent: Ints returned %d results when one was expected", len(v)) + } + return +} + +// IntX is like Int, but panics if an error occurs. +func (s *selector) IntX(ctx context.Context) int { + v, err := s.Int(ctx) + if err != nil { + panic(err) + } + return v +} + +// Float64s returns list of float64s from a selector. It is only allowed when selecting one field. +func (s *selector) Float64s(ctx context.Context) ([]float64, error) { + if len(*s.flds) > 1 { + return nil, errors.New("ent: Float64s is not achievable when selecting more than 1 field") + } + var v []float64 + if err := s.scan(ctx, &v); err != nil { + return nil, err + } + return v, nil +} + +// Float64sX is like Float64s, but panics if an error occurs. +func (s *selector) Float64sX(ctx context.Context) []float64 { + v, err := s.Float64s(ctx) + if err != nil { + panic(err) + } + return v +} + +// Float64 returns a single float64 from a selector. It is only allowed when selecting one field. +func (s *selector) Float64(ctx context.Context) (_ float64, err error) { + var v []float64 + if v, err = s.Float64s(ctx); err != nil { + return + } + switch len(v) { + case 1: + return v[0], nil + case 0: + err = &NotFoundError{s.label} + default: + err = fmt.Errorf("ent: Float64s returned %d results when one was expected", len(v)) + } + return +} + +// Float64X is like Float64, but panics if an error occurs. +func (s *selector) Float64X(ctx context.Context) float64 { + v, err := s.Float64(ctx) + if err != nil { + panic(err) + } + return v +} + +// Bools returns list of bools from a selector. It is only allowed when selecting one field. +func (s *selector) Bools(ctx context.Context) ([]bool, error) { + if len(*s.flds) > 1 { + return nil, errors.New("ent: Bools is not achievable when selecting more than 1 field") + } + var v []bool + if err := s.scan(ctx, &v); err != nil { + return nil, err + } + return v, nil +} + +// BoolsX is like Bools, but panics if an error occurs. +func (s *selector) BoolsX(ctx context.Context) []bool { + v, err := s.Bools(ctx) + if err != nil { + panic(err) + } + return v +} + +// Bool returns a single bool from a selector. It is only allowed when selecting one field. +func (s *selector) Bool(ctx context.Context) (_ bool, err error) { + var v []bool + if v, err = s.Bools(ctx); err != nil { + return + } + switch len(v) { + case 1: + return v[0], nil + case 0: + err = &NotFoundError{s.label} + default: + err = fmt.Errorf("ent: Bools returned %d results when one was expected", len(v)) + } + return +} + +// BoolX is like Bool, but panics if an error occurs. +func (s *selector) BoolX(ctx context.Context) bool { + v, err := s.Bool(ctx) + if err != nil { + panic(err) + } + return v +} + +// withHooks invokes the builder operation with the given hooks, if any. +func withHooks[V Value, M any, PM interface { + *M + Mutation +}](ctx context.Context, exec func(context.Context) (V, error), mutation PM, hooks []Hook) (value V, err error) { + if len(hooks) == 0 { + return exec(ctx) + } + var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) { + mutationT, ok := any(m).(PM) + if !ok { + return nil, fmt.Errorf("unexpected mutation type %T", m) + } + // Set the mutation to the builder. + *mutation = *mutationT + return exec(ctx) + }) + for i := len(hooks) - 1; i >= 0; i-- { + if hooks[i] == nil { + return value, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)") + } + mut = hooks[i](mut) + } + v, err := mut.Mutate(ctx, mutation) + if err != nil { + return value, err + } + nv, ok := v.(V) + if !ok { + return value, fmt.Errorf("unexpected node type %T returned from %T", v, mutation) + } + return nv, nil +} + +// setContextOp returns a new context with the given QueryContext attached (including its op) in case it does not exist. +func setContextOp(ctx context.Context, qc *QueryContext, op string) context.Context { + if ent.QueryFromContext(ctx) == nil { + qc.Op = op + ctx = ent.NewQueryContext(ctx, qc) + } + return ctx +} + +func querierAll[V Value, Q interface { + sqlAll(context.Context, ...queryHook) (V, error) +}]() Querier { + return QuerierFunc(func(ctx context.Context, q Query) (Value, error) { + query, ok := q.(Q) + if !ok { + return nil, fmt.Errorf("unexpected query type %T", q) + } + return query.sqlAll(ctx) + }) +} + +func querierCount[Q interface { + sqlCount(context.Context) (int, error) +}]() Querier { + return QuerierFunc(func(ctx context.Context, q Query) (Value, error) { + query, ok := q.(Q) + if !ok { + return nil, fmt.Errorf("unexpected query type %T", q) + } + return query.sqlCount(ctx) + }) +} + +func withInterceptors[V Value](ctx context.Context, q Query, qr Querier, inters []Interceptor) (v V, err error) { + for i := len(inters) - 1; i >= 0; i-- { + qr = inters[i].Intercept(qr) + } + rv, err := qr.Query(ctx, q) + if err != nil { + return v, err + } + vt, ok := rv.(V) + if !ok { + return v, fmt.Errorf("unexpected type %T returned from %T. expected type: %T", vt, q, v) + } + return vt, nil +} + +func scanWithInterceptors[Q1 ent.Query, Q2 interface { + sqlScan(context.Context, Q1, any) error +}](ctx context.Context, rootQuery Q1, selectOrGroup Q2, inters []Interceptor, v any) error { + rv := reflect.ValueOf(v) + var qr Querier = QuerierFunc(func(ctx context.Context, q Query) (Value, error) { + query, ok := q.(Q1) + if !ok { + return nil, fmt.Errorf("unexpected query type %T", q) + } + if err := selectOrGroup.sqlScan(ctx, query, v); err != nil { + return nil, err + } + if k := rv.Kind(); k == reflect.Pointer && rv.Elem().CanInterface() { + return rv.Elem().Interface(), nil + } + return v, nil + }) + for i := len(inters) - 1; i >= 0; i-- { + qr = inters[i].Intercept(qr) + } + vv, err := qr.Query(ctx, rootQuery) + if err != nil { + return err + } + switch rv2 := reflect.ValueOf(vv); { + case rv.IsNil(), rv2.IsNil(), rv.Kind() != reflect.Pointer: + case rv.Type() == rv2.Type(): + rv.Elem().Set(rv2.Elem()) + case rv.Elem().Type() == rv2.Type(): + rv.Elem().Set(rv2) + } + return nil +} + +// queryHook describes an internal hook for the different sqlAll methods. +type queryHook func(context.Context, *sqlgraph.QuerySpec) diff --git a/internal/ent/enttest/enttest.go b/internal/ent/enttest/enttest.go new file mode 100644 index 0000000..4a4a94f --- /dev/null +++ b/internal/ent/enttest/enttest.go @@ -0,0 +1,85 @@ +// Code generated by ent, DO NOT EDIT. + +package enttest + +import ( + "context" + + "ent-scaffold/internal/ent" + // required by schema hooks. + _ "ent-scaffold/internal/ent/runtime" + + "ent-scaffold/internal/ent/migrate" + + "entgo.io/ent/dialect/sql/schema" +) + +type ( + // TestingT is the interface that is shared between + // testing.T and testing.B and used by enttest. + TestingT interface { + FailNow() + Error(...any) + } + + // Option configures client creation. + Option func(*options) + + options struct { + opts []ent.Option + migrateOpts []schema.MigrateOption + } +) + +// WithOptions forwards options to client creation. +func WithOptions(opts ...ent.Option) Option { + return func(o *options) { + o.opts = append(o.opts, opts...) + } +} + +// WithMigrateOptions forwards options to auto migration. +func WithMigrateOptions(opts ...schema.MigrateOption) Option { + return func(o *options) { + o.migrateOpts = append(o.migrateOpts, opts...) + } +} + +func newOptions(opts []Option) *options { + o := &options{} + for _, opt := range opts { + opt(o) + } + return o +} + +// Open calls ent.Open and auto-run migration. +func Open(t TestingT, driverName, dataSourceName string, opts ...Option) *ent.Client { + o := newOptions(opts) + c, err := ent.Open(driverName, dataSourceName, o.opts...) + if err != nil { + t.Error(err) + t.FailNow() + } + migrateSchema(t, c, o) + return c +} + +// NewClient calls ent.NewClient and auto-run migration. +func NewClient(t TestingT, opts ...Option) *ent.Client { + o := newOptions(opts) + c := ent.NewClient(o.opts...) + migrateSchema(t, c, o) + return c +} +func migrateSchema(t TestingT, c *ent.Client, o *options) { + tables, err := schema.CopyTables(migrate.Tables) + if err != nil { + t.Error(err) + t.FailNow() + } + if err := migrate.Create(context.Background(), c.Schema, tables, o.migrateOpts...); err != nil { + t.Error(err) + t.FailNow() + } +} diff --git a/internal/ent/generate.go b/internal/ent/generate.go new file mode 100644 index 0000000..8d3fdfd --- /dev/null +++ b/internal/ent/generate.go @@ -0,0 +1,3 @@ +package ent + +//go:generate go run -mod=mod entgo.io/ent/cmd/ent generate ./schema diff --git a/internal/ent/hook/hook.go b/internal/ent/hook/hook.go new file mode 100644 index 0000000..31be04d --- /dev/null +++ b/internal/ent/hook/hook.go @@ -0,0 +1,198 @@ +// Code generated by ent, DO NOT EDIT. + +package hook + +import ( + "context" + "ent-scaffold/internal/ent" + "fmt" +) + +// The UserFunc type is an adapter to allow the use of ordinary +// function as User mutator. +type UserFunc func(context.Context, *ent.UserMutation) (ent.Value, error) + +// Mutate calls f(ctx, m). +func (f UserFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) { + if mv, ok := m.(*ent.UserMutation); ok { + return f(ctx, mv) + } + return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.UserMutation", m) +} + +// Condition is a hook condition function. +type Condition func(context.Context, ent.Mutation) bool + +// And groups conditions with the AND operator. +func And(first, second Condition, rest ...Condition) Condition { + return func(ctx context.Context, m ent.Mutation) bool { + if !first(ctx, m) || !second(ctx, m) { + return false + } + for _, cond := range rest { + if !cond(ctx, m) { + return false + } + } + return true + } +} + +// Or groups conditions with the OR operator. +func Or(first, second Condition, rest ...Condition) Condition { + return func(ctx context.Context, m ent.Mutation) bool { + if first(ctx, m) || second(ctx, m) { + return true + } + for _, cond := range rest { + if cond(ctx, m) { + return true + } + } + return false + } +} + +// Not negates a given condition. +func Not(cond Condition) Condition { + return func(ctx context.Context, m ent.Mutation) bool { + return !cond(ctx, m) + } +} + +// HasOp is a condition testing mutation operation. +func HasOp(op ent.Op) Condition { + return func(_ context.Context, m ent.Mutation) bool { + return m.Op().Is(op) + } +} + +// HasAddedFields is a condition validating `.AddedField` on fields. +func HasAddedFields(field string, fields ...string) Condition { + return func(_ context.Context, m ent.Mutation) bool { + if _, exists := m.AddedField(field); !exists { + return false + } + for _, field := range fields { + if _, exists := m.AddedField(field); !exists { + return false + } + } + return true + } +} + +// HasClearedFields is a condition validating `.FieldCleared` on fields. +func HasClearedFields(field string, fields ...string) Condition { + return func(_ context.Context, m ent.Mutation) bool { + if exists := m.FieldCleared(field); !exists { + return false + } + for _, field := range fields { + if exists := m.FieldCleared(field); !exists { + return false + } + } + return true + } +} + +// HasFields is a condition validating `.Field` on fields. +func HasFields(field string, fields ...string) Condition { + return func(_ context.Context, m ent.Mutation) bool { + if _, exists := m.Field(field); !exists { + return false + } + for _, field := range fields { + if _, exists := m.Field(field); !exists { + return false + } + } + return true + } +} + +// If executes the given hook under condition. +// +// hook.If(ComputeAverage, And(HasFields(...), HasAddedFields(...))) +func If(hk ent.Hook, cond Condition) ent.Hook { + return func(next ent.Mutator) ent.Mutator { + return ent.MutateFunc(func(ctx context.Context, m ent.Mutation) (ent.Value, error) { + if cond(ctx, m) { + return hk(next).Mutate(ctx, m) + } + return next.Mutate(ctx, m) + }) + } +} + +// On executes the given hook only for the given operation. +// +// hook.On(Log, ent.Delete|ent.Create) +func On(hk ent.Hook, op ent.Op) ent.Hook { + return If(hk, HasOp(op)) +} + +// Unless skips the given hook only for the given operation. +// +// hook.Unless(Log, ent.Update|ent.UpdateOne) +func Unless(hk ent.Hook, op ent.Op) ent.Hook { + return If(hk, Not(HasOp(op))) +} + +// FixedError is a hook returning a fixed error. +func FixedError(err error) ent.Hook { + return func(ent.Mutator) ent.Mutator { + return ent.MutateFunc(func(context.Context, ent.Mutation) (ent.Value, error) { + return nil, err + }) + } +} + +// Reject returns a hook that rejects all operations that match op. +// +// func (T) Hooks() []ent.Hook { +// return []ent.Hook{ +// Reject(ent.Delete|ent.Update), +// } +// } +func Reject(op ent.Op) ent.Hook { + hk := FixedError(fmt.Errorf("%s operation is not allowed", op)) + return On(hk, op) +} + +// Chain acts as a list of hooks and is effectively immutable. +// Once created, it will always hold the same set of hooks in the same order. +type Chain struct { + hooks []ent.Hook +} + +// NewChain creates a new chain of hooks. +func NewChain(hooks ...ent.Hook) Chain { + return Chain{append([]ent.Hook(nil), hooks...)} +} + +// Hook chains the list of hooks and returns the final hook. +func (c Chain) Hook() ent.Hook { + return func(mutator ent.Mutator) ent.Mutator { + for i := len(c.hooks) - 1; i >= 0; i-- { + mutator = c.hooks[i](mutator) + } + return mutator + } +} + +// Append extends a chain, adding the specified hook +// as the last ones in the mutation flow. +func (c Chain) Append(hooks ...ent.Hook) Chain { + newHooks := make([]ent.Hook, 0, len(c.hooks)+len(hooks)) + newHooks = append(newHooks, c.hooks...) + newHooks = append(newHooks, hooks...) + return Chain{newHooks} +} + +// Extend extends a chain, adding the specified chain +// as the last ones in the mutation flow. +func (c Chain) Extend(chain Chain) Chain { + return c.Append(chain.hooks...) +} diff --git a/internal/ent/migrate/migrate.go b/internal/ent/migrate/migrate.go new file mode 100644 index 0000000..1956a6b --- /dev/null +++ b/internal/ent/migrate/migrate.go @@ -0,0 +1,64 @@ +// Code generated by ent, DO NOT EDIT. + +package migrate + +import ( + "context" + "fmt" + "io" + + "entgo.io/ent/dialect" + "entgo.io/ent/dialect/sql/schema" +) + +var ( + // WithGlobalUniqueID sets the universal ids options to the migration. + // If this option is enabled, ent migration will allocate a 1<<32 range + // for the ids of each entity (table). + // Note that this option cannot be applied on tables that already exist. + WithGlobalUniqueID = schema.WithGlobalUniqueID + // WithDropColumn sets the drop column option to the migration. + // If this option is enabled, ent migration will drop old columns + // that were used for both fields and edges. This defaults to false. + WithDropColumn = schema.WithDropColumn + // WithDropIndex sets the drop index option to the migration. + // If this option is enabled, ent migration will drop old indexes + // that were defined in the schema. This defaults to false. + // Note that unique constraints are defined using `UNIQUE INDEX`, + // and therefore, it's recommended to enable this option to get more + // flexibility in the schema changes. + WithDropIndex = schema.WithDropIndex + // WithForeignKeys enables creating foreign-key in schema DDL. This defaults to true. + WithForeignKeys = schema.WithForeignKeys +) + +// Schema is the API for creating, migrating and dropping a schema. +type Schema struct { + drv dialect.Driver +} + +// NewSchema creates a new schema client. +func NewSchema(drv dialect.Driver) *Schema { return &Schema{drv: drv} } + +// Create creates all schema resources. +func (s *Schema) Create(ctx context.Context, opts ...schema.MigrateOption) error { + return Create(ctx, s, Tables, opts...) +} + +// Create creates all table resources using the given schema driver. +func Create(ctx context.Context, s *Schema, tables []*schema.Table, opts ...schema.MigrateOption) error { + migrate, err := schema.NewMigrate(s.drv, opts...) + if err != nil { + return fmt.Errorf("ent/migrate: %w", err) + } + return migrate.Create(ctx, tables...) +} + +// WriteTo writes the schema changes to w instead of running them against the database. +// +// if err := client.Schema.WriteTo(context.Background(), os.Stdout); err != nil { +// log.Fatal(err) +// } +func (s *Schema) WriteTo(ctx context.Context, w io.Writer, opts ...schema.MigrateOption) error { + return Create(ctx, &Schema{drv: &schema.WriteDriver{Writer: w, Driver: s.drv}}, Tables, opts...) +} diff --git a/internal/ent/migrate/schema.go b/internal/ent/migrate/schema.go new file mode 100644 index 0000000..7dea5a1 --- /dev/null +++ b/internal/ent/migrate/schema.go @@ -0,0 +1,28 @@ +// Code generated by ent, DO NOT EDIT. + +package migrate + +import ( + "entgo.io/ent/dialect/sql/schema" + "entgo.io/ent/schema/field" +) + +var ( + // UsersColumns holds the columns for the "users" table. + UsersColumns = []*schema.Column{ + {Name: "id", Type: field.TypeInt, Increment: true}, + } + // UsersTable holds the schema information for the "users" table. + UsersTable = &schema.Table{ + Name: "users", + Columns: UsersColumns, + PrimaryKey: []*schema.Column{UsersColumns[0]}, + } + // Tables holds all the tables in the schema. + Tables = []*schema.Table{ + UsersTable, + } +) + +func init() { +} diff --git a/internal/ent/mutation.go b/internal/ent/mutation.go new file mode 100644 index 0000000..dcf403d --- /dev/null +++ b/internal/ent/mutation.go @@ -0,0 +1,290 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "context" + "ent-scaffold/internal/ent/predicate" + "errors" + "fmt" + "sync" + + "entgo.io/ent" + "entgo.io/ent/dialect/sql" +) + +const ( + // Operation types. + OpCreate = ent.OpCreate + OpDelete = ent.OpDelete + OpDeleteOne = ent.OpDeleteOne + OpUpdate = ent.OpUpdate + OpUpdateOne = ent.OpUpdateOne + + // Node types. + TypeUser = "User" +) + +// UserMutation represents an operation that mutates the User nodes in the graph. +type UserMutation struct { + config + op Op + typ string + id *int + clearedFields map[string]struct{} + done bool + oldValue func(context.Context) (*User, error) + predicates []predicate.User +} + +var _ ent.Mutation = (*UserMutation)(nil) + +// userOption allows management of the mutation configuration using functional options. +type userOption func(*UserMutation) + +// newUserMutation creates new mutation for the User entity. +func newUserMutation(c config, op Op, opts ...userOption) *UserMutation { + m := &UserMutation{ + config: c, + op: op, + typ: TypeUser, + clearedFields: make(map[string]struct{}), + } + for _, opt := range opts { + opt(m) + } + return m +} + +// withUserID sets the ID field of the mutation. +func withUserID(id int) userOption { + return func(m *UserMutation) { + var ( + err error + once sync.Once + value *User + ) + m.oldValue = func(ctx context.Context) (*User, error) { + once.Do(func() { + if m.done { + err = errors.New("querying old values post mutation is not allowed") + } else { + value, err = m.Client().User.Get(ctx, id) + } + }) + return value, err + } + m.id = &id + } +} + +// withUser sets the old User of the mutation. +func withUser(node *User) userOption { + return func(m *UserMutation) { + m.oldValue = func(context.Context) (*User, error) { + return node, nil + } + m.id = &node.ID + } +} + +// Client returns a new `ent.Client` from the mutation. If the mutation was +// executed in a transaction (ent.Tx), a transactional client is returned. +func (m UserMutation) Client() *Client { + client := &Client{config: m.config} + client.init() + return client +} + +// Tx returns an `ent.Tx` for mutations that were executed in transactions; +// it returns an error otherwise. +func (m UserMutation) Tx() (*Tx, error) { + if _, ok := m.driver.(*txDriver); !ok { + return nil, errors.New("ent: mutation is not running in a transaction") + } + tx := &Tx{config: m.config} + tx.init() + return tx, nil +} + +// ID returns the ID value in the mutation. Note that the ID is only available +// if it was provided to the builder or after it was returned from the database. +func (m *UserMutation) ID() (id int, exists bool) { + if m.id == nil { + return + } + return *m.id, true +} + +// IDs queries the database and returns the entity ids that match the mutation's predicate. +// That means, if the mutation is applied within a transaction with an isolation level such +// as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated +// or updated by the mutation. +func (m *UserMutation) IDs(ctx context.Context) ([]int, error) { + switch { + case m.op.Is(OpUpdateOne | OpDeleteOne): + id, exists := m.ID() + if exists { + return []int{id}, nil + } + fallthrough + case m.op.Is(OpUpdate | OpDelete): + return m.Client().User.Query().Where(m.predicates...).IDs(ctx) + default: + return nil, fmt.Errorf("IDs is not allowed on %s operations", m.op) + } +} + +// Where appends a list predicates to the UserMutation builder. +func (m *UserMutation) Where(ps ...predicate.User) { + m.predicates = append(m.predicates, ps...) +} + +// WhereP appends storage-level predicates to the UserMutation builder. Using this method, +// users can use type-assertion to append predicates that do not depend on any generated package. +func (m *UserMutation) WhereP(ps ...func(*sql.Selector)) { + p := make([]predicate.User, len(ps)) + for i := range ps { + p[i] = ps[i] + } + m.Where(p...) +} + +// Op returns the operation name. +func (m *UserMutation) Op() Op { + return m.op +} + +// SetOp allows setting the mutation operation. +func (m *UserMutation) SetOp(op Op) { + m.op = op +} + +// Type returns the node type of this mutation (User). +func (m *UserMutation) Type() string { + return m.typ +} + +// Fields returns all fields that were changed during this mutation. Note that in +// order to get all numeric fields that were incremented/decremented, call +// AddedFields(). +func (m *UserMutation) Fields() []string { + fields := make([]string, 0, 0) + return fields +} + +// Field returns the value of a field with the given name. The second boolean +// return value indicates that this field was not set, or was not defined in the +// schema. +func (m *UserMutation) Field(name string) (ent.Value, bool) { + return nil, false +} + +// OldField returns the old value of the field from the database. An error is +// returned if the mutation operation is not UpdateOne, or the query to the +// database failed. +func (m *UserMutation) OldField(ctx context.Context, name string) (ent.Value, error) { + return nil, fmt.Errorf("unknown User field %s", name) +} + +// SetField sets the value of a field with the given name. It returns an error if +// the field is not defined in the schema, or if the type mismatched the field +// type. +func (m *UserMutation) SetField(name string, value ent.Value) error { + switch name { + } + return fmt.Errorf("unknown User field %s", name) +} + +// AddedFields returns all numeric fields that were incremented/decremented during +// this mutation. +func (m *UserMutation) AddedFields() []string { + return nil +} + +// AddedField returns the numeric value that was incremented/decremented on a field +// with the given name. The second boolean return value indicates that this field +// was not set, or was not defined in the schema. +func (m *UserMutation) AddedField(name string) (ent.Value, bool) { + return nil, false +} + +// AddField adds the value to the field with the given name. It returns an error if +// the field is not defined in the schema, or if the type mismatched the field +// type. +func (m *UserMutation) AddField(name string, value ent.Value) error { + return fmt.Errorf("unknown User numeric field %s", name) +} + +// ClearedFields returns all nullable fields that were cleared during this +// mutation. +func (m *UserMutation) ClearedFields() []string { + return nil +} + +// FieldCleared returns a boolean indicating if a field with the given name was +// cleared in this mutation. +func (m *UserMutation) FieldCleared(name string) bool { + _, ok := m.clearedFields[name] + return ok +} + +// ClearField clears the value of the field with the given name. It returns an +// error if the field is not defined in the schema. +func (m *UserMutation) ClearField(name string) error { + return fmt.Errorf("unknown User nullable field %s", name) +} + +// ResetField resets all changes in the mutation for the field with the given name. +// It returns an error if the field is not defined in the schema. +func (m *UserMutation) ResetField(name string) error { + return fmt.Errorf("unknown User field %s", name) +} + +// AddedEdges returns all edge names that were set/added in this mutation. +func (m *UserMutation) AddedEdges() []string { + edges := make([]string, 0, 0) + return edges +} + +// AddedIDs returns all IDs (to other nodes) that were added for the given edge +// name in this mutation. +func (m *UserMutation) AddedIDs(name string) []ent.Value { + return nil +} + +// RemovedEdges returns all edge names that were removed in this mutation. +func (m *UserMutation) RemovedEdges() []string { + edges := make([]string, 0, 0) + return edges +} + +// RemovedIDs returns all IDs (to other nodes) that were removed for the edge with +// the given name in this mutation. +func (m *UserMutation) RemovedIDs(name string) []ent.Value { + return nil +} + +// ClearedEdges returns all edge names that were cleared in this mutation. +func (m *UserMutation) ClearedEdges() []string { + edges := make([]string, 0, 0) + return edges +} + +// EdgeCleared returns a boolean which indicates if the edge with the given name +// was cleared in this mutation. +func (m *UserMutation) EdgeCleared(name string) bool { + return false +} + +// ClearEdge clears the value of the edge with the given name. It returns an error +// if that edge is not defined in the schema. +func (m *UserMutation) ClearEdge(name string) error { + return fmt.Errorf("unknown User unique edge %s", name) +} + +// ResetEdge resets all changes to the edge with the given name in this mutation. +// It returns an error if the edge is not defined in the schema. +func (m *UserMutation) ResetEdge(name string) error { + return fmt.Errorf("unknown User edge %s", name) +} diff --git a/internal/ent/predicate/predicate.go b/internal/ent/predicate/predicate.go new file mode 100644 index 0000000..af21dfe --- /dev/null +++ b/internal/ent/predicate/predicate.go @@ -0,0 +1,10 @@ +// Code generated by ent, DO NOT EDIT. + +package predicate + +import ( + "entgo.io/ent/dialect/sql" +) + +// User is the predicate function for user builders. +type User func(*sql.Selector) diff --git a/internal/ent/runtime.go b/internal/ent/runtime.go new file mode 100644 index 0000000..793d053 --- /dev/null +++ b/internal/ent/runtime.go @@ -0,0 +1,9 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +// The init function reads all schema descriptors with runtime code +// (default values, validators, hooks and policies) and stitches it +// to their package variables. +func init() { +} diff --git a/internal/ent/runtime/runtime.go b/internal/ent/runtime/runtime.go new file mode 100644 index 0000000..cf173e8 --- /dev/null +++ b/internal/ent/runtime/runtime.go @@ -0,0 +1,10 @@ +// Code generated by ent, DO NOT EDIT. + +package runtime + +// The schema-stitching logic is generated in ent-scaffold/internal/ent/runtime.go + +const ( + Version = "v0.14.6" // Version of ent codegen. + Sum = "h1:/f2696BpwuWAEEG6PVGWflg6+Inrpq4pRWuNlWz/Skk=" // Sum of ent codegen. +) diff --git a/internal/ent/schema/user.go b/internal/ent/schema/user.go new file mode 100644 index 0000000..7c14fb8 --- /dev/null +++ b/internal/ent/schema/user.go @@ -0,0 +1,18 @@ +package schema + +import "entgo.io/ent" + +// User holds the schema definition for the User entity. +type User struct { + ent.Schema +} + +// Fields of the User. +func (User) Fields() []ent.Field { + return nil +} + +// Edges of the User. +func (User) Edges() []ent.Edge { + return nil +} diff --git a/internal/ent/tx.go b/internal/ent/tx.go new file mode 100644 index 0000000..8bbe7fa --- /dev/null +++ b/internal/ent/tx.go @@ -0,0 +1,210 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "context" + "sync" + + "entgo.io/ent/dialect" +) + +// Tx is a transactional client that is created by calling Client.Tx(). +type Tx struct { + config + // User is the client for interacting with the User builders. + User *UserClient + + // lazily loaded. + client *Client + clientOnce sync.Once + // ctx lives for the life of the transaction. It is + // the same context used by the underlying connection. + ctx context.Context +} + +type ( + // Committer is the interface that wraps the Commit method. + Committer interface { + Commit(context.Context, *Tx) error + } + + // The CommitFunc type is an adapter to allow the use of ordinary + // function as a Committer. If f is a function with the appropriate + // signature, CommitFunc(f) is a Committer that calls f. + CommitFunc func(context.Context, *Tx) error + + // CommitHook defines the "commit middleware". A function that gets a Committer + // and returns a Committer. For example: + // + // hook := func(next ent.Committer) ent.Committer { + // return ent.CommitFunc(func(ctx context.Context, tx *ent.Tx) error { + // // Do some stuff before. + // if err := next.Commit(ctx, tx); err != nil { + // return err + // } + // // Do some stuff after. + // return nil + // }) + // } + // + CommitHook func(Committer) Committer +) + +// Commit calls f(ctx, m). +func (f CommitFunc) Commit(ctx context.Context, tx *Tx) error { + return f(ctx, tx) +} + +// Commit commits the transaction. +func (tx *Tx) Commit() error { + txDriver := tx.config.driver.(*txDriver) + var fn Committer = CommitFunc(func(context.Context, *Tx) error { + return txDriver.tx.Commit() + }) + txDriver.mu.Lock() + hooks := append([]CommitHook(nil), txDriver.onCommit...) + txDriver.mu.Unlock() + for i := len(hooks) - 1; i >= 0; i-- { + fn = hooks[i](fn) + } + return fn.Commit(tx.ctx, tx) +} + +// OnCommit adds a hook to call on commit. +func (tx *Tx) OnCommit(f CommitHook) { + txDriver := tx.config.driver.(*txDriver) + txDriver.mu.Lock() + txDriver.onCommit = append(txDriver.onCommit, f) + txDriver.mu.Unlock() +} + +type ( + // Rollbacker is the interface that wraps the Rollback method. + Rollbacker interface { + Rollback(context.Context, *Tx) error + } + + // The RollbackFunc type is an adapter to allow the use of ordinary + // function as a Rollbacker. If f is a function with the appropriate + // signature, RollbackFunc(f) is a Rollbacker that calls f. + RollbackFunc func(context.Context, *Tx) error + + // RollbackHook defines the "rollback middleware". A function that gets a Rollbacker + // and returns a Rollbacker. For example: + // + // hook := func(next ent.Rollbacker) ent.Rollbacker { + // return ent.RollbackFunc(func(ctx context.Context, tx *ent.Tx) error { + // // Do some stuff before. + // if err := next.Rollback(ctx, tx); err != nil { + // return err + // } + // // Do some stuff after. + // return nil + // }) + // } + // + RollbackHook func(Rollbacker) Rollbacker +) + +// Rollback calls f(ctx, m). +func (f RollbackFunc) Rollback(ctx context.Context, tx *Tx) error { + return f(ctx, tx) +} + +// Rollback rollbacks the transaction. +func (tx *Tx) Rollback() error { + txDriver := tx.config.driver.(*txDriver) + var fn Rollbacker = RollbackFunc(func(context.Context, *Tx) error { + return txDriver.tx.Rollback() + }) + txDriver.mu.Lock() + hooks := append([]RollbackHook(nil), txDriver.onRollback...) + txDriver.mu.Unlock() + for i := len(hooks) - 1; i >= 0; i-- { + fn = hooks[i](fn) + } + return fn.Rollback(tx.ctx, tx) +} + +// OnRollback adds a hook to call on rollback. +func (tx *Tx) OnRollback(f RollbackHook) { + txDriver := tx.config.driver.(*txDriver) + txDriver.mu.Lock() + txDriver.onRollback = append(txDriver.onRollback, f) + txDriver.mu.Unlock() +} + +// Client returns a Client that binds to current transaction. +func (tx *Tx) Client() *Client { + tx.clientOnce.Do(func() { + tx.client = &Client{config: tx.config} + tx.client.init() + }) + return tx.client +} + +func (tx *Tx) init() { + tx.User = NewUserClient(tx.config) +} + +// txDriver wraps the given dialect.Tx with a nop dialect.Driver implementation. +// The idea is to support transactions without adding any extra code to the builders. +// When a builder calls to driver.Tx(), it gets the same dialect.Tx instance. +// Commit and Rollback are nop for the internal builders and the user must call one +// of them in order to commit or rollback the transaction. +// +// If a closed transaction is embedded in one of the generated entities, and the entity +// applies a query, for example: User.QueryXXX(), the query will be executed +// through the driver which created this transaction. +// +// Note that txDriver is not goroutine safe. +type txDriver struct { + // the driver we started the transaction from. + drv dialect.Driver + // tx is the underlying transaction. + tx dialect.Tx + // completion hooks. + mu sync.Mutex + onCommit []CommitHook + onRollback []RollbackHook +} + +// newTx creates a new transactional driver. +func newTx(ctx context.Context, drv dialect.Driver) (*txDriver, error) { + tx, err := drv.Tx(ctx) + if err != nil { + return nil, err + } + return &txDriver{tx: tx, drv: drv}, nil +} + +// Tx returns the transaction wrapper (txDriver) to avoid Commit or Rollback calls +// from the internal builders. Should be called only by the internal builders. +func (tx *txDriver) Tx(context.Context) (dialect.Tx, error) { return tx, nil } + +// Dialect returns the dialect of the driver we started the transaction from. +func (tx *txDriver) Dialect() string { return tx.drv.Dialect() } + +// Close is a nop close. +func (*txDriver) Close() error { return nil } + +// Commit is a nop commit for the internal builders. +// User must call `Tx.Commit` in order to commit the transaction. +func (*txDriver) Commit() error { return nil } + +// Rollback is a nop rollback for the internal builders. +// User must call `Tx.Rollback` in order to rollback the transaction. +func (*txDriver) Rollback() error { return nil } + +// Exec calls tx.Exec. +func (tx *txDriver) Exec(ctx context.Context, query string, args, v any) error { + return tx.tx.Exec(ctx, query, args, v) +} + +// Query calls tx.Query. +func (tx *txDriver) Query(ctx context.Context, query string, args, v any) error { + return tx.tx.Query(ctx, query, args, v) +} + +var _ dialect.Driver = (*txDriver)(nil) diff --git a/internal/ent/user.go b/internal/ent/user.go new file mode 100644 index 0000000..3df9561 --- /dev/null +++ b/internal/ent/user.go @@ -0,0 +1,91 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "ent-scaffold/internal/ent/user" + "fmt" + "strings" + + "entgo.io/ent" + "entgo.io/ent/dialect/sql" +) + +// User is the model entity for the User schema. +type User struct { + config + // ID of the ent. + ID int `json:"id,omitempty"` + selectValues sql.SelectValues +} + +// scanValues returns the types for scanning values from sql.Rows. +func (*User) scanValues(columns []string) ([]any, error) { + values := make([]any, len(columns)) + for i := range columns { + switch columns[i] { + case user.FieldID: + values[i] = new(sql.NullInt64) + default: + values[i] = new(sql.UnknownType) + } + } + return values, nil +} + +// assignValues assigns the values that were returned from sql.Rows (after scanning) +// to the User fields. +func (_m *User) assignValues(columns []string, values []any) error { + if m, n := len(values), len(columns); m < n { + return fmt.Errorf("mismatch number of scan values: %d != %d", m, n) + } + for i := range columns { + switch columns[i] { + case user.FieldID: + value, ok := values[i].(*sql.NullInt64) + if !ok { + return fmt.Errorf("unexpected type %T for field id", value) + } + _m.ID = int(value.Int64) + default: + _m.selectValues.Set(columns[i], values[i]) + } + } + return nil +} + +// Value returns the ent.Value that was dynamically selected and assigned to the User. +// This includes values selected through modifiers, order, etc. +func (_m *User) Value(name string) (ent.Value, error) { + return _m.selectValues.Get(name) +} + +// Update returns a builder for updating this User. +// Note that you need to call User.Unwrap() before calling this method if this User +// was returned from a transaction, and the transaction was committed or rolled back. +func (_m *User) Update() *UserUpdateOne { + return NewUserClient(_m.config).UpdateOne(_m) +} + +// Unwrap unwraps the User entity that was returned from a transaction after it was closed, +// so that all future queries will be executed through the driver which created the transaction. +func (_m *User) Unwrap() *User { + _tx, ok := _m.config.driver.(*txDriver) + if !ok { + panic("ent: User is not a transactional entity") + } + _m.config.driver = _tx.drv + return _m +} + +// String implements the fmt.Stringer. +func (_m *User) String() string { + var builder strings.Builder + builder.WriteString("User(") + builder.WriteString(fmt.Sprintf("id=%v", _m.ID)) + builder.WriteByte(')') + return builder.String() +} + +// Users is a parsable slice of User. +type Users []*User diff --git a/internal/ent/user/user.go b/internal/ent/user/user.go new file mode 100644 index 0000000..da6bed9 --- /dev/null +++ b/internal/ent/user/user.go @@ -0,0 +1,39 @@ +// Code generated by ent, DO NOT EDIT. + +package user + +import ( + "entgo.io/ent/dialect/sql" +) + +const ( + // Label holds the string label denoting the user type in the database. + Label = "user" + // FieldID holds the string denoting the id field in the database. + FieldID = "id" + // Table holds the table name of the user in the database. + Table = "users" +) + +// Columns holds all SQL columns for user fields. +var Columns = []string{ + FieldID, +} + +// ValidColumn reports if the column name is valid (part of the table columns). +func ValidColumn(column string) bool { + for i := range Columns { + if column == Columns[i] { + return true + } + } + return false +} + +// OrderOption defines the ordering options for the User queries. +type OrderOption func(*sql.Selector) + +// ByID orders the results by the id field. +func ByID(opts ...sql.OrderTermOption) OrderOption { + return sql.OrderByField(FieldID, opts...).ToFunc() +} diff --git a/internal/ent/user/where.go b/internal/ent/user/where.go new file mode 100644 index 0000000..e18d595 --- /dev/null +++ b/internal/ent/user/where.go @@ -0,0 +1,69 @@ +// Code generated by ent, DO NOT EDIT. + +package user + +import ( + "ent-scaffold/internal/ent/predicate" + + "entgo.io/ent/dialect/sql" +) + +// ID filters vertices based on their ID field. +func ID(id int) predicate.User { + return predicate.User(sql.FieldEQ(FieldID, id)) +} + +// IDEQ applies the EQ predicate on the ID field. +func IDEQ(id int) predicate.User { + return predicate.User(sql.FieldEQ(FieldID, id)) +} + +// IDNEQ applies the NEQ predicate on the ID field. +func IDNEQ(id int) predicate.User { + return predicate.User(sql.FieldNEQ(FieldID, id)) +} + +// IDIn applies the In predicate on the ID field. +func IDIn(ids ...int) predicate.User { + return predicate.User(sql.FieldIn(FieldID, ids...)) +} + +// IDNotIn applies the NotIn predicate on the ID field. +func IDNotIn(ids ...int) predicate.User { + return predicate.User(sql.FieldNotIn(FieldID, ids...)) +} + +// IDGT applies the GT predicate on the ID field. +func IDGT(id int) predicate.User { + return predicate.User(sql.FieldGT(FieldID, id)) +} + +// IDGTE applies the GTE predicate on the ID field. +func IDGTE(id int) predicate.User { + return predicate.User(sql.FieldGTE(FieldID, id)) +} + +// IDLT applies the LT predicate on the ID field. +func IDLT(id int) predicate.User { + return predicate.User(sql.FieldLT(FieldID, id)) +} + +// IDLTE applies the LTE predicate on the ID field. +func IDLTE(id int) predicate.User { + return predicate.User(sql.FieldLTE(FieldID, id)) +} + +// And groups predicates with the AND operator between them. +func And(predicates ...predicate.User) predicate.User { + return predicate.User(sql.AndPredicates(predicates...)) +} + +// Or groups predicates with the OR operator between them. +func Or(predicates ...predicate.User) predicate.User { + return predicate.User(sql.OrPredicates(predicates...)) +} + +// Not applies the not operator on the given predicate. +func Not(p predicate.User) predicate.User { + return predicate.User(sql.NotPredicates(p)) +} diff --git a/internal/ent/user_create.go b/internal/ent/user_create.go new file mode 100644 index 0000000..0edafc3 --- /dev/null +++ b/internal/ent/user_create.go @@ -0,0 +1,169 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "context" + "ent-scaffold/internal/ent/user" + "fmt" + + "entgo.io/ent/dialect/sql/sqlgraph" + "entgo.io/ent/schema/field" +) + +// UserCreate is the builder for creating a User entity. +type UserCreate struct { + config + mutation *UserMutation + hooks []Hook +} + +// Mutation returns the UserMutation object of the builder. +func (_c *UserCreate) Mutation() *UserMutation { + return _c.mutation +} + +// Save creates the User in the database. +func (_c *UserCreate) Save(ctx context.Context) (*User, error) { + return withHooks(ctx, _c.sqlSave, _c.mutation, _c.hooks) +} + +// SaveX calls Save and panics if Save returns an error. +func (_c *UserCreate) SaveX(ctx context.Context) *User { + v, err := _c.Save(ctx) + if err != nil { + panic(err) + } + return v +} + +// Exec executes the query. +func (_c *UserCreate) Exec(ctx context.Context) error { + _, err := _c.Save(ctx) + return err +} + +// ExecX is like Exec, but panics if an error occurs. +func (_c *UserCreate) ExecX(ctx context.Context) { + if err := _c.Exec(ctx); err != nil { + panic(err) + } +} + +// check runs all checks and user-defined validators on the builder. +func (_c *UserCreate) check() error { + return nil +} + +func (_c *UserCreate) sqlSave(ctx context.Context) (*User, error) { + if err := _c.check(); err != nil { + return nil, err + } + _node, _spec := _c.createSpec() + if err := sqlgraph.CreateNode(ctx, _c.driver, _spec); err != nil { + if sqlgraph.IsConstraintError(err) { + err = &ConstraintError{msg: err.Error(), wrap: err} + } + return nil, err + } + id := _spec.ID.Value.(int64) + _node.ID = int(id) + _c.mutation.id = &_node.ID + _c.mutation.done = true + return _node, nil +} + +func (_c *UserCreate) createSpec() (*User, *sqlgraph.CreateSpec) { + var ( + _node = &User{config: _c.config} + _spec = sqlgraph.NewCreateSpec(user.Table, sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt)) + ) + return _node, _spec +} + +// UserCreateBulk is the builder for creating many User entities in bulk. +type UserCreateBulk struct { + config + err error + builders []*UserCreate +} + +// Save creates the User entities in the database. +func (_c *UserCreateBulk) Save(ctx context.Context) ([]*User, error) { + if _c.err != nil { + return nil, _c.err + } + specs := make([]*sqlgraph.CreateSpec, len(_c.builders)) + nodes := make([]*User, len(_c.builders)) + mutators := make([]Mutator, len(_c.builders)) + for i := range _c.builders { + func(i int, root context.Context) { + builder := _c.builders[i] + var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) { + mutation, ok := m.(*UserMutation) + if !ok { + return nil, fmt.Errorf("unexpected mutation type %T", m) + } + if err := builder.check(); err != nil { + return nil, err + } + builder.mutation = mutation + var err error + nodes[i], specs[i] = builder.createSpec() + if i < len(mutators)-1 { + _, err = mutators[i+1].Mutate(root, _c.builders[i+1].mutation) + } else { + spec := &sqlgraph.BatchCreateSpec{Nodes: specs} + // Invoke the actual operation on the latest mutation in the chain. + if err = sqlgraph.BatchCreate(ctx, _c.driver, spec); err != nil { + if sqlgraph.IsConstraintError(err) { + err = &ConstraintError{msg: err.Error(), wrap: err} + } + } + } + if err != nil { + return nil, err + } + mutation.id = &nodes[i].ID + if specs[i].ID.Value != nil { + id := specs[i].ID.Value.(int64) + nodes[i].ID = int(id) + } + mutation.done = true + return nodes[i], nil + }) + for i := len(builder.hooks) - 1; i >= 0; i-- { + mut = builder.hooks[i](mut) + } + mutators[i] = mut + }(i, ctx) + } + if len(mutators) > 0 { + if _, err := mutators[0].Mutate(ctx, _c.builders[0].mutation); err != nil { + return nil, err + } + } + return nodes, nil +} + +// SaveX is like Save, but panics if an error occurs. +func (_c *UserCreateBulk) SaveX(ctx context.Context) []*User { + v, err := _c.Save(ctx) + if err != nil { + panic(err) + } + return v +} + +// Exec executes the query. +func (_c *UserCreateBulk) Exec(ctx context.Context) error { + _, err := _c.Save(ctx) + return err +} + +// ExecX is like Exec, but panics if an error occurs. +func (_c *UserCreateBulk) ExecX(ctx context.Context) { + if err := _c.Exec(ctx); err != nil { + panic(err) + } +} diff --git a/internal/ent/user_delete.go b/internal/ent/user_delete.go new file mode 100644 index 0000000..3db294d --- /dev/null +++ b/internal/ent/user_delete.go @@ -0,0 +1,88 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "context" + "ent-scaffold/internal/ent/predicate" + "ent-scaffold/internal/ent/user" + + "entgo.io/ent/dialect/sql" + "entgo.io/ent/dialect/sql/sqlgraph" + "entgo.io/ent/schema/field" +) + +// UserDelete is the builder for deleting a User entity. +type UserDelete struct { + config + hooks []Hook + mutation *UserMutation +} + +// Where appends a list predicates to the UserDelete builder. +func (_d *UserDelete) Where(ps ...predicate.User) *UserDelete { + _d.mutation.Where(ps...) + return _d +} + +// Exec executes the deletion query and returns how many vertices were deleted. +func (_d *UserDelete) Exec(ctx context.Context) (int, error) { + return withHooks(ctx, _d.sqlExec, _d.mutation, _d.hooks) +} + +// ExecX is like Exec, but panics if an error occurs. +func (_d *UserDelete) ExecX(ctx context.Context) int { + n, err := _d.Exec(ctx) + if err != nil { + panic(err) + } + return n +} + +func (_d *UserDelete) sqlExec(ctx context.Context) (int, error) { + _spec := sqlgraph.NewDeleteSpec(user.Table, sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt)) + if ps := _d.mutation.predicates; len(ps) > 0 { + _spec.Predicate = func(selector *sql.Selector) { + for i := range ps { + ps[i](selector) + } + } + } + affected, err := sqlgraph.DeleteNodes(ctx, _d.driver, _spec) + if err != nil && sqlgraph.IsConstraintError(err) { + err = &ConstraintError{msg: err.Error(), wrap: err} + } + _d.mutation.done = true + return affected, err +} + +// UserDeleteOne is the builder for deleting a single User entity. +type UserDeleteOne struct { + _d *UserDelete +} + +// Where appends a list predicates to the UserDelete builder. +func (_d *UserDeleteOne) Where(ps ...predicate.User) *UserDeleteOne { + _d._d.mutation.Where(ps...) + return _d +} + +// Exec executes the deletion query. +func (_d *UserDeleteOne) Exec(ctx context.Context) error { + n, err := _d._d.Exec(ctx) + switch { + case err != nil: + return err + case n == 0: + return &NotFoundError{user.Label} + default: + return nil + } +} + +// ExecX is like Exec, but panics if an error occurs. +func (_d *UserDeleteOne) ExecX(ctx context.Context) { + if err := _d.Exec(ctx); err != nil { + panic(err) + } +} diff --git a/internal/ent/user_query.go b/internal/ent/user_query.go new file mode 100644 index 0000000..2da65e4 --- /dev/null +++ b/internal/ent/user_query.go @@ -0,0 +1,505 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "context" + "ent-scaffold/internal/ent/predicate" + "ent-scaffold/internal/ent/user" + "fmt" + "math" + + "entgo.io/ent" + "entgo.io/ent/dialect/sql" + "entgo.io/ent/dialect/sql/sqlgraph" + "entgo.io/ent/schema/field" +) + +// UserQuery is the builder for querying User entities. +type UserQuery struct { + config + ctx *QueryContext + order []user.OrderOption + inters []Interceptor + predicates []predicate.User + // intermediate query (i.e. traversal path). + sql *sql.Selector + path func(context.Context) (*sql.Selector, error) +} + +// Where adds a new predicate for the UserQuery builder. +func (_q *UserQuery) Where(ps ...predicate.User) *UserQuery { + _q.predicates = append(_q.predicates, ps...) + return _q +} + +// Limit the number of records to be returned by this query. +func (_q *UserQuery) Limit(limit int) *UserQuery { + _q.ctx.Limit = &limit + return _q +} + +// Offset to start from. +func (_q *UserQuery) Offset(offset int) *UserQuery { + _q.ctx.Offset = &offset + return _q +} + +// Unique configures the query builder to filter duplicate records on query. +// By default, unique is set to true, and can be disabled using this method. +func (_q *UserQuery) Unique(unique bool) *UserQuery { + _q.ctx.Unique = &unique + return _q +} + +// Order specifies how the records should be ordered. +func (_q *UserQuery) Order(o ...user.OrderOption) *UserQuery { + _q.order = append(_q.order, o...) + return _q +} + +// First returns the first User entity from the query. +// Returns a *NotFoundError when no User was found. +func (_q *UserQuery) First(ctx context.Context) (*User, error) { + nodes, err := _q.Limit(1).All(setContextOp(ctx, _q.ctx, ent.OpQueryFirst)) + if err != nil { + return nil, err + } + if len(nodes) == 0 { + return nil, &NotFoundError{user.Label} + } + return nodes[0], nil +} + +// FirstX is like First, but panics if an error occurs. +func (_q *UserQuery) FirstX(ctx context.Context) *User { + node, err := _q.First(ctx) + if err != nil && !IsNotFound(err) { + panic(err) + } + return node +} + +// FirstID returns the first User ID from the query. +// Returns a *NotFoundError when no User ID was found. +func (_q *UserQuery) FirstID(ctx context.Context) (id int, err error) { + var ids []int + if ids, err = _q.Limit(1).IDs(setContextOp(ctx, _q.ctx, ent.OpQueryFirstID)); err != nil { + return + } + if len(ids) == 0 { + err = &NotFoundError{user.Label} + return + } + return ids[0], nil +} + +// FirstIDX is like FirstID, but panics if an error occurs. +func (_q *UserQuery) FirstIDX(ctx context.Context) int { + id, err := _q.FirstID(ctx) + if err != nil && !IsNotFound(err) { + panic(err) + } + return id +} + +// Only returns a single User entity found by the query, ensuring it only returns one. +// Returns a *NotSingularError when more than one User entity is found. +// Returns a *NotFoundError when no User entities are found. +func (_q *UserQuery) Only(ctx context.Context) (*User, error) { + nodes, err := _q.Limit(2).All(setContextOp(ctx, _q.ctx, ent.OpQueryOnly)) + if err != nil { + return nil, err + } + switch len(nodes) { + case 1: + return nodes[0], nil + case 0: + return nil, &NotFoundError{user.Label} + default: + return nil, &NotSingularError{user.Label} + } +} + +// OnlyX is like Only, but panics if an error occurs. +func (_q *UserQuery) OnlyX(ctx context.Context) *User { + node, err := _q.Only(ctx) + if err != nil { + panic(err) + } + return node +} + +// OnlyID is like Only, but returns the only User ID in the query. +// Returns a *NotSingularError when more than one User ID is found. +// Returns a *NotFoundError when no entities are found. +func (_q *UserQuery) OnlyID(ctx context.Context) (id int, err error) { + var ids []int + if ids, err = _q.Limit(2).IDs(setContextOp(ctx, _q.ctx, ent.OpQueryOnlyID)); err != nil { + return + } + switch len(ids) { + case 1: + id = ids[0] + case 0: + err = &NotFoundError{user.Label} + default: + err = &NotSingularError{user.Label} + } + return +} + +// OnlyIDX is like OnlyID, but panics if an error occurs. +func (_q *UserQuery) OnlyIDX(ctx context.Context) int { + id, err := _q.OnlyID(ctx) + if err != nil { + panic(err) + } + return id +} + +// All executes the query and returns a list of Users. +func (_q *UserQuery) All(ctx context.Context) ([]*User, error) { + ctx = setContextOp(ctx, _q.ctx, ent.OpQueryAll) + if err := _q.prepareQuery(ctx); err != nil { + return nil, err + } + qr := querierAll[[]*User, *UserQuery]() + return withInterceptors[[]*User](ctx, _q, qr, _q.inters) +} + +// AllX is like All, but panics if an error occurs. +func (_q *UserQuery) AllX(ctx context.Context) []*User { + nodes, err := _q.All(ctx) + if err != nil { + panic(err) + } + return nodes +} + +// IDs executes the query and returns a list of User IDs. +func (_q *UserQuery) IDs(ctx context.Context) (ids []int, err error) { + if _q.ctx.Unique == nil && _q.path != nil { + _q.Unique(true) + } + ctx = setContextOp(ctx, _q.ctx, ent.OpQueryIDs) + if err = _q.Select(user.FieldID).Scan(ctx, &ids); err != nil { + return nil, err + } + return ids, nil +} + +// IDsX is like IDs, but panics if an error occurs. +func (_q *UserQuery) IDsX(ctx context.Context) []int { + ids, err := _q.IDs(ctx) + if err != nil { + panic(err) + } + return ids +} + +// Count returns the count of the given query. +func (_q *UserQuery) Count(ctx context.Context) (int, error) { + ctx = setContextOp(ctx, _q.ctx, ent.OpQueryCount) + if err := _q.prepareQuery(ctx); err != nil { + return 0, err + } + return withInterceptors[int](ctx, _q, querierCount[*UserQuery](), _q.inters) +} + +// CountX is like Count, but panics if an error occurs. +func (_q *UserQuery) CountX(ctx context.Context) int { + count, err := _q.Count(ctx) + if err != nil { + panic(err) + } + return count +} + +// Exist returns true if the query has elements in the graph. +func (_q *UserQuery) Exist(ctx context.Context) (bool, error) { + ctx = setContextOp(ctx, _q.ctx, ent.OpQueryExist) + switch _, err := _q.FirstID(ctx); { + case IsNotFound(err): + return false, nil + case err != nil: + return false, fmt.Errorf("ent: check existence: %w", err) + default: + return true, nil + } +} + +// ExistX is like Exist, but panics if an error occurs. +func (_q *UserQuery) ExistX(ctx context.Context) bool { + exist, err := _q.Exist(ctx) + if err != nil { + panic(err) + } + return exist +} + +// Clone returns a duplicate of the UserQuery builder, including all associated steps. It can be +// used to prepare common query builders and use them differently after the clone is made. +func (_q *UserQuery) Clone() *UserQuery { + if _q == nil { + return nil + } + return &UserQuery{ + config: _q.config, + ctx: _q.ctx.Clone(), + order: append([]user.OrderOption{}, _q.order...), + inters: append([]Interceptor{}, _q.inters...), + predicates: append([]predicate.User{}, _q.predicates...), + // clone intermediate query. + sql: _q.sql.Clone(), + path: _q.path, + } +} + +// GroupBy is used to group vertices by one or more fields/columns. +// It is often used with aggregate functions, like: count, max, mean, min, sum. +func (_q *UserQuery) GroupBy(field string, fields ...string) *UserGroupBy { + _q.ctx.Fields = append([]string{field}, fields...) + grbuild := &UserGroupBy{build: _q} + grbuild.flds = &_q.ctx.Fields + grbuild.label = user.Label + grbuild.scan = grbuild.Scan + return grbuild +} + +// Select allows the selection one or more fields/columns for the given query, +// instead of selecting all fields in the entity. +func (_q *UserQuery) Select(fields ...string) *UserSelect { + _q.ctx.Fields = append(_q.ctx.Fields, fields...) + sbuild := &UserSelect{UserQuery: _q} + sbuild.label = user.Label + sbuild.flds, sbuild.scan = &_q.ctx.Fields, sbuild.Scan + return sbuild +} + +// Aggregate returns a UserSelect configured with the given aggregations. +func (_q *UserQuery) Aggregate(fns ...AggregateFunc) *UserSelect { + return _q.Select().Aggregate(fns...) +} + +func (_q *UserQuery) prepareQuery(ctx context.Context) error { + for _, inter := range _q.inters { + if inter == nil { + return fmt.Errorf("ent: uninitialized interceptor (forgotten import ent/runtime?)") + } + if trv, ok := inter.(Traverser); ok { + if err := trv.Traverse(ctx, _q); err != nil { + return err + } + } + } + for _, f := range _q.ctx.Fields { + if !user.ValidColumn(f) { + return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)} + } + } + if _q.path != nil { + prev, err := _q.path(ctx) + if err != nil { + return err + } + _q.sql = prev + } + return nil +} + +func (_q *UserQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*User, error) { + var ( + nodes = []*User{} + _spec = _q.querySpec() + ) + _spec.ScanValues = func(columns []string) ([]any, error) { + return (*User).scanValues(nil, columns) + } + _spec.Assign = func(columns []string, values []any) error { + node := &User{config: _q.config} + nodes = append(nodes, node) + return node.assignValues(columns, values) + } + for i := range hooks { + hooks[i](ctx, _spec) + } + if err := sqlgraph.QueryNodes(ctx, _q.driver, _spec); err != nil { + return nil, err + } + if len(nodes) == 0 { + return nodes, nil + } + return nodes, nil +} + +func (_q *UserQuery) sqlCount(ctx context.Context) (int, error) { + _spec := _q.querySpec() + _spec.Node.Columns = _q.ctx.Fields + if len(_q.ctx.Fields) > 0 { + _spec.Unique = _q.ctx.Unique != nil && *_q.ctx.Unique + } + return sqlgraph.CountNodes(ctx, _q.driver, _spec) +} + +func (_q *UserQuery) querySpec() *sqlgraph.QuerySpec { + _spec := sqlgraph.NewQuerySpec(user.Table, user.Columns, sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt)) + _spec.From = _q.sql + if unique := _q.ctx.Unique; unique != nil { + _spec.Unique = *unique + } else if _q.path != nil { + _spec.Unique = true + } + if fields := _q.ctx.Fields; len(fields) > 0 { + _spec.Node.Columns = make([]string, 0, len(fields)) + _spec.Node.Columns = append(_spec.Node.Columns, user.FieldID) + for i := range fields { + if fields[i] != user.FieldID { + _spec.Node.Columns = append(_spec.Node.Columns, fields[i]) + } + } + } + if ps := _q.predicates; len(ps) > 0 { + _spec.Predicate = func(selector *sql.Selector) { + for i := range ps { + ps[i](selector) + } + } + } + if limit := _q.ctx.Limit; limit != nil { + _spec.Limit = *limit + } + if offset := _q.ctx.Offset; offset != nil { + _spec.Offset = *offset + } + if ps := _q.order; len(ps) > 0 { + _spec.Order = func(selector *sql.Selector) { + for i := range ps { + ps[i](selector) + } + } + } + return _spec +} + +func (_q *UserQuery) sqlQuery(ctx context.Context) *sql.Selector { + builder := sql.Dialect(_q.driver.Dialect()) + t1 := builder.Table(user.Table) + columns := _q.ctx.Fields + if len(columns) == 0 { + columns = user.Columns + } + selector := builder.Select(t1.Columns(columns...)...).From(t1) + if _q.sql != nil { + selector = _q.sql + selector.Select(selector.Columns(columns...)...) + } + if _q.ctx.Unique != nil && *_q.ctx.Unique { + selector.Distinct() + } + for _, p := range _q.predicates { + p(selector) + } + for _, p := range _q.order { + p(selector) + } + if offset := _q.ctx.Offset; offset != nil { + // limit is mandatory for offset clause. We start + // with default value, and override it below if needed. + selector.Offset(*offset).Limit(math.MaxInt32) + } + if limit := _q.ctx.Limit; limit != nil { + selector.Limit(*limit) + } + return selector +} + +// UserGroupBy is the group-by builder for User entities. +type UserGroupBy struct { + selector + build *UserQuery +} + +// Aggregate adds the given aggregation functions to the group-by query. +func (_g *UserGroupBy) Aggregate(fns ...AggregateFunc) *UserGroupBy { + _g.fns = append(_g.fns, fns...) + return _g +} + +// Scan applies the selector query and scans the result into the given value. +func (_g *UserGroupBy) Scan(ctx context.Context, v any) error { + ctx = setContextOp(ctx, _g.build.ctx, ent.OpQueryGroupBy) + if err := _g.build.prepareQuery(ctx); err != nil { + return err + } + return scanWithInterceptors[*UserQuery, *UserGroupBy](ctx, _g.build, _g, _g.build.inters, v) +} + +func (_g *UserGroupBy) sqlScan(ctx context.Context, root *UserQuery, v any) error { + selector := root.sqlQuery(ctx).Select() + aggregation := make([]string, 0, len(_g.fns)) + for _, fn := range _g.fns { + aggregation = append(aggregation, fn(selector)) + } + if len(selector.SelectedColumns()) == 0 { + columns := make([]string, 0, len(*_g.flds)+len(_g.fns)) + for _, f := range *_g.flds { + columns = append(columns, selector.C(f)) + } + columns = append(columns, aggregation...) + selector.Select(columns...) + } + selector.GroupBy(selector.Columns(*_g.flds...)...) + if err := selector.Err(); err != nil { + return err + } + rows := &sql.Rows{} + query, args := selector.Query() + if err := _g.build.driver.Query(ctx, query, args, rows); err != nil { + return err + } + defer rows.Close() + return sql.ScanSlice(rows, v) +} + +// UserSelect is the builder for selecting fields of User entities. +type UserSelect struct { + *UserQuery + selector +} + +// Aggregate adds the given aggregation functions to the selector query. +func (_s *UserSelect) Aggregate(fns ...AggregateFunc) *UserSelect { + _s.fns = append(_s.fns, fns...) + return _s +} + +// Scan applies the selector query and scans the result into the given value. +func (_s *UserSelect) Scan(ctx context.Context, v any) error { + ctx = setContextOp(ctx, _s.ctx, ent.OpQuerySelect) + if err := _s.prepareQuery(ctx); err != nil { + return err + } + return scanWithInterceptors[*UserQuery, *UserSelect](ctx, _s.UserQuery, _s, _s.inters, v) +} + +func (_s *UserSelect) sqlScan(ctx context.Context, root *UserQuery, v any) error { + selector := root.sqlQuery(ctx) + aggregation := make([]string, 0, len(_s.fns)) + for _, fn := range _s.fns { + aggregation = append(aggregation, fn(selector)) + } + switch n := len(*_s.selector.flds); { + case n == 0 && len(aggregation) > 0: + selector.Select(aggregation...) + case n != 0 && len(aggregation) > 0: + selector.AppendSelect(aggregation...) + } + rows := &sql.Rows{} + query, args := selector.Query() + if err := _s.driver.Query(ctx, query, args, rows); err != nil { + return err + } + defer rows.Close() + return sql.ScanSlice(rows, v) +} diff --git a/internal/ent/user_update.go b/internal/ent/user_update.go new file mode 100644 index 0000000..ed06f61 --- /dev/null +++ b/internal/ent/user_update.go @@ -0,0 +1,175 @@ +// Code generated by ent, DO NOT EDIT. + +package ent + +import ( + "context" + "ent-scaffold/internal/ent/predicate" + "ent-scaffold/internal/ent/user" + "errors" + "fmt" + + "entgo.io/ent/dialect/sql" + "entgo.io/ent/dialect/sql/sqlgraph" + "entgo.io/ent/schema/field" +) + +// UserUpdate is the builder for updating User entities. +type UserUpdate struct { + config + hooks []Hook + mutation *UserMutation +} + +// Where appends a list predicates to the UserUpdate builder. +func (_u *UserUpdate) Where(ps ...predicate.User) *UserUpdate { + _u.mutation.Where(ps...) + return _u +} + +// Mutation returns the UserMutation object of the builder. +func (_u *UserUpdate) Mutation() *UserMutation { + return _u.mutation +} + +// Save executes the query and returns the number of nodes affected by the update operation. +func (_u *UserUpdate) Save(ctx context.Context) (int, error) { + return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks) +} + +// SaveX is like Save, but panics if an error occurs. +func (_u *UserUpdate) SaveX(ctx context.Context) int { + affected, err := _u.Save(ctx) + if err != nil { + panic(err) + } + return affected +} + +// Exec executes the query. +func (_u *UserUpdate) Exec(ctx context.Context) error { + _, err := _u.Save(ctx) + return err +} + +// ExecX is like Exec, but panics if an error occurs. +func (_u *UserUpdate) ExecX(ctx context.Context) { + if err := _u.Exec(ctx); err != nil { + panic(err) + } +} + +func (_u *UserUpdate) sqlSave(ctx context.Context) (_node int, err error) { + _spec := sqlgraph.NewUpdateSpec(user.Table, user.Columns, sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt)) + if ps := _u.mutation.predicates; len(ps) > 0 { + _spec.Predicate = func(selector *sql.Selector) { + for i := range ps { + ps[i](selector) + } + } + } + if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil { + if _, ok := err.(*sqlgraph.NotFoundError); ok { + err = &NotFoundError{user.Label} + } else if sqlgraph.IsConstraintError(err) { + err = &ConstraintError{msg: err.Error(), wrap: err} + } + return 0, err + } + _u.mutation.done = true + return _node, nil +} + +// UserUpdateOne is the builder for updating a single User entity. +type UserUpdateOne struct { + config + fields []string + hooks []Hook + mutation *UserMutation +} + +// Mutation returns the UserMutation object of the builder. +func (_u *UserUpdateOne) Mutation() *UserMutation { + return _u.mutation +} + +// Where appends a list predicates to the UserUpdate builder. +func (_u *UserUpdateOne) Where(ps ...predicate.User) *UserUpdateOne { + _u.mutation.Where(ps...) + return _u +} + +// Select allows selecting one or more fields (columns) of the returned entity. +// The default is selecting all fields defined in the entity schema. +func (_u *UserUpdateOne) Select(field string, fields ...string) *UserUpdateOne { + _u.fields = append([]string{field}, fields...) + return _u +} + +// Save executes the query and returns the updated User entity. +func (_u *UserUpdateOne) Save(ctx context.Context) (*User, error) { + return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks) +} + +// SaveX is like Save, but panics if an error occurs. +func (_u *UserUpdateOne) SaveX(ctx context.Context) *User { + node, err := _u.Save(ctx) + if err != nil { + panic(err) + } + return node +} + +// Exec executes the query on the entity. +func (_u *UserUpdateOne) Exec(ctx context.Context) error { + _, err := _u.Save(ctx) + return err +} + +// ExecX is like Exec, but panics if an error occurs. +func (_u *UserUpdateOne) ExecX(ctx context.Context) { + if err := _u.Exec(ctx); err != nil { + panic(err) + } +} + +func (_u *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error) { + _spec := sqlgraph.NewUpdateSpec(user.Table, user.Columns, sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt)) + id, ok := _u.mutation.ID() + if !ok { + return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "User.id" for update`)} + } + _spec.Node.ID.Value = id + if fields := _u.fields; len(fields) > 0 { + _spec.Node.Columns = make([]string, 0, len(fields)) + _spec.Node.Columns = append(_spec.Node.Columns, user.FieldID) + for _, f := range fields { + if !user.ValidColumn(f) { + return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)} + } + if f != user.FieldID { + _spec.Node.Columns = append(_spec.Node.Columns, f) + } + } + } + if ps := _u.mutation.predicates; len(ps) > 0 { + _spec.Predicate = func(selector *sql.Selector) { + for i := range ps { + ps[i](selector) + } + } + } + _node = &User{config: _u.config} + _spec.Assign = _node.assignValues + _spec.ScanValues = _node.scanValues + if err = sqlgraph.UpdateNode(ctx, _u.driver, _spec); err != nil { + if _, ok := err.(*sqlgraph.NotFoundError); ok { + err = &NotFoundError{user.Label} + } else if sqlgraph.IsConstraintError(err) { + err = &ConstraintError{msg: err.Error(), wrap: err} + } + return nil, err + } + _u.mutation.done = true + return _node, nil +} diff --git a/internal/global/global.go b/internal/global/global.go new file mode 100644 index 0000000..a35e2dd --- /dev/null +++ b/internal/global/global.go @@ -0,0 +1,12 @@ +package global + +import ( + "ent-scaffold/internal/conf" + + "go.uber.org/zap" +) + +var ( + Config *conf.Config + Log *zap.Logger +) diff --git a/internal/handler/router.go b/internal/handler/router.go new file mode 100644 index 0000000..8a3299d --- /dev/null +++ b/internal/handler/router.go @@ -0,0 +1,7 @@ +package handler + +import "github.com/gin-gonic/gin" + +func RegisterRoutes(r *gin.Engine) { + // @RouterInjectPoint +} diff --git a/internal/logger/logger.go b/internal/logger/logger.go new file mode 100644 index 0000000..b793142 --- /dev/null +++ b/internal/logger/logger.go @@ -0,0 +1,87 @@ +package logger + +import ( + "ent-scaffold/internal/conf" + "fmt" + "os" + "path" + "strings" + + "go.uber.org/zap" + "go.uber.org/zap/zapcore" + "gopkg.in/natefinch/lumberjack.v2" +) + +func Init(cfg conf.LoggerConfig) (*zap.Logger, error) { + dir := path.Dir(cfg.Filename) + if err := os.MkdirAll(dir, os.ModePerm); err != nil { + return nil, err + } + var cores []zapcore.Core + // 1. 文件输出 (Info 级别及以上) + infoLevel := zap.LevelEnablerFunc(func(lvl zapcore.Level) bool { + return lvl >= getLogLevel(cfg.Level) && lvl < zap.ErrorLevel + }) + + infoWriter := getLogWriter(cfg.Filename, cfg) + cores = append(cores, zapcore.NewCore(getFileEncoder(cfg.Prefix), infoWriter, infoLevel)) + + // 2. 错误文件输出 (Error 级别及以上) + errFilename := strings.Replace(cfg.Filename, ".log", "_error.log", 1) + errWriter := getLogWriter(errFilename, cfg) + cores = append(cores, zapcore.NewCore(getFileEncoder(cfg.Prefix), errWriter, zap.ErrorLevel)) + + // 3. 控制台输出 + cores = append(cores, zapcore.NewCore(getConsoleEncoder(cfg.Prefix), zapcore.AddSync(os.Stdout), getLogLevel(cfg.Level))) + logger := zap.New(zapcore.NewTee(cores...), zap.AddCaller()) + + return logger, nil +} + +func getLogLevel(level string) zapcore.Level { + switch strings.ToLower(level) { + case "debug": + return zap.DebugLevel + case "info": + return zap.InfoLevel + case "warn": + return zap.WarnLevel + case "error": + return zap.ErrorLevel + default: + return zap.InfoLevel + } +} + +func getLogWriter(filename string, cfg conf.LoggerConfig) zapcore.WriteSyncer { + return zapcore.AddSync(&lumberjack.Logger{ + Filename: filename, + MaxSize: cfg.MaxSize, + MaxBackups: cfg.MaxBackups, + MaxAge: cfg.MaxAge, + Compress: cfg.Compress, + LocalTime: true, + }) +} + +func getFileEncoder(prefix string) zapcore.Encoder { + encoderConfig := zap.NewProductionEncoderConfig() + if prefix != "" { + encoderConfig.EncodeTime = zapcore.TimeEncoderOfLayout(fmt.Sprintf("[%s] 2006-01-02 15:04:05", prefix)) + } else { + encoderConfig.EncodeTime = zapcore.ISO8601TimeEncoder + } + encoderConfig.EncodeLevel = zapcore.CapitalLevelEncoder + return zapcore.NewJSONEncoder(encoderConfig) +} + +func getConsoleEncoder(prefix string) zapcore.Encoder { + encoderConfig := zap.NewDevelopmentEncoderConfig() + if prefix != "" { + encoderConfig.EncodeTime = zapcore.TimeEncoderOfLayout(fmt.Sprintf("[%s] 2006-01-02 15:04:05", prefix)) + } else { + encoderConfig.EncodeTime = zapcore.TimeEncoderOfLayout("2006-01-02 15:04:05") + } + encoderConfig.EncodeLevel = zapcore.CapitalColorLevelEncoder + return zapcore.NewConsoleEncoder(encoderConfig) +} diff --git a/internal/server/server.go b/internal/server/server.go new file mode 100644 index 0000000..2aa4830 --- /dev/null +++ b/internal/server/server.go @@ -0,0 +1,24 @@ +package server + +import ( + "ent-scaffold/internal/global" + "ent-scaffold/internal/handler" + "fmt" + + "github.com/gin-gonic/gin" + "go.uber.org/zap" +) + +func Run() { + gin.SetMode(global.Config.Server.Mode) + r := gin.New() + r.Use(gin.Recovery()) + + // 注册路由 + handler.RegisterRoutes(r) + port := global.Config.Server.Port + global.Log.Info(fmt.Sprintf("Server is running on port %d", port)) + if err := r.Run(fmt.Sprintf(":%d", port)); err != nil { + global.Log.Fatal("Web 服务启动失败", zap.Error(err)) + } +} diff --git a/internal/service/user.go b/internal/service/user.go new file mode 100644 index 0000000..71cb98c --- /dev/null +++ b/internal/service/user.go @@ -0,0 +1,14 @@ +package service + +import ( + "context" + "ent-scaffold/internal/db" + "ent-scaffold/internal/ent" +) + +func CreateUser(ctx context.Context, username string) (*ent.User, error) { + // 💡 直接跨包调用 db.Client + return db.Client.User.Create(). + // SetUsername(username). + Save(ctx) +} diff --git a/tmp/main b/tmp/main new file mode 100755 index 0000000..4ebf691 Binary files /dev/null and b/tmp/main differ