70 lines
1.2 KiB
Go
70 lines
1.2 KiB
Go
package orm
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import (
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"fmt"
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"log/slog"
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"platform/pkg/env"
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"platform/web/queries"
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"gorm.io/driver/postgres"
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"gorm.io/gen"
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"gorm.io/gen/field"
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"gorm.io/gorm"
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"gorm.io/gorm/schema"
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)
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var DB *gorm.DB
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func Init() {
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// 连接数据库
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dsn := fmt.Sprintf(
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"host=%s user=%s password=%s dbname=%s port=%s sslmode=disable TimeZone=Asia/Shanghai",
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env.DbHost, env.DbUserName, env.DbPassword, env.DbName, env.DbPort,
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)
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db, err := gorm.Open(postgres.Open(dsn), &gorm.Config{
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NamingStrategy: schema.NamingStrategy{
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SingularTable: true,
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},
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})
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if err != nil {
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slog.Error("gorm 初始化数据库失败：", slog.Any("err", err))
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panic(err)
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}
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// 连接池
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conn, err := db.DB()
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if err != nil {
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slog.Error("gorm 初始化数据库失败：", slog.Any("err", err))
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panic(err)
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}
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conn.SetMaxIdleConns(10)
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conn.SetMaxOpenConns(100)
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// 初始化查询工具
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queries.SetDefault(db)
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DB = db
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}
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func Exit() error {
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if DB != nil {
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conn, err := DB.DB()
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if err != nil {
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return err
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}
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return conn.Close()
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}
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return nil
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}
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type WithAlias interface {
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Alias() string
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}
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func Alias(model WithAlias) func(db gen.Dao) gen.Dao {
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return func(db gen.Dao) gen.Dao {
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return db.Unscoped().Where(field.NewBool(model.Alias(), "deleted_at").IsNull())
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}
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}
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