74 lines
1.8 KiB
Go
74 lines
1.8 KiB
Go
package db
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import (
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"context"
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"github.com/fthvgb1/wp-go/app/pkg/config"
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"github.com/fthvgb1/wp-go/cache/reload"
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"github.com/fthvgb1/wp-go/model"
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"github.com/fthvgb1/wp-go/safety"
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_ "github.com/go-sql-driver/mysql"
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"github.com/jmoiron/sqlx"
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"log"
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"runtime"
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)
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var safeDb = safety.NewVar[*sqlx.DB](nil)
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var showQuerySql func() bool
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func InitDb() (*safety.Var[*sqlx.DB], error) {
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c := config.GetConfig()
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dsn := c.Mysql.Dsn.GetDsn()
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db, err := sqlx.Open("mysql", dsn)
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if err != nil {
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return nil, err
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}
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preDb := safeDb.Load()
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if c.Mysql.Pool.ConnMaxIdleTime != 0 {
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db.SetConnMaxIdleTime(c.Mysql.Pool.ConnMaxLifetime)
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}
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if c.Mysql.Pool.MaxIdleConn != 0 {
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db.SetMaxIdleConns(c.Mysql.Pool.MaxIdleConn)
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}
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if c.Mysql.Pool.MaxOpenConn != 0 {
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db.SetMaxOpenConns(c.Mysql.Pool.MaxOpenConn)
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}
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if c.Mysql.Pool.ConnMaxLifetime != 0 {
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db.SetConnMaxLifetime(c.Mysql.Pool.ConnMaxLifetime)
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}
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safeDb.Store(db)
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if preDb != nil {
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_ = preDb.Close()
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}
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if showQuerySql == nil {
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showQuerySql = reload.BuildFnVal("showQuerySql", false, func() bool {
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return config.GetConfig().ShowQuerySql
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})
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}
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return safeDb, err
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}
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func QueryDb(db *safety.Var[*sqlx.DB]) *model.SqlxQuery {
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query := model.NewSqlxQuery(db, model.NewUniversalDb(
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nil,
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nil))
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model.SetSelect(query, func(ctx context.Context, a any, s string, args ...any) error {
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if showQuerySql() {
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_, f, l, _ := runtime.Caller(5)
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go func() {
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log.Printf("%v:%v %v\n", f, l, model.FormatSql(s, args...))
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}()
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}
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return query.Selects(ctx, a, s, args...)
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})
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model.SetGet(query, func(ctx context.Context, a any, s string, args ...any) error {
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if showQuerySql() {
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_, f, l, _ := runtime.Caller(5)
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go func() {
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log.Printf("%v:%v %v\n", f, l, model.FormatSql(s, args...))
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}()
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}
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return query.Gets(ctx, a, s, args...)
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})
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return query
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}
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