film/model/model.go

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package model
import (
"context"
log "github.com/sirupsen/logrus"
"gorm.io/driver/mysql"
"gorm.io/gorm"
"gorm.io/gorm/logger"
"time"
)
var (
db *gorm.DB = nil
)
func SetDb(b *gorm.DB) {
db = b
}
func GetOrm() *gorm.DB {
return db
}
type DBLogger struct {
level logger.LogLevel
}
func (d *DBLogger) LogMode(level logger.LogLevel) logger.Interface {
d.level = level
return d
}
func (d *DBLogger) Info(context.Context, string, ...interface{}) {
}
func (d *DBLogger) Warn(context.Context, string, ...interface{}) {
}
func (d *DBLogger) Error(context.Context, string, ...interface{}) {
}
func (d *DBLogger) Trace(ctx context.Context, begin time.Time, fc func() (sql string, rowsAffected int64), err error) {
sql, affects := fc()
if err != nil && err != gorm.ErrRecordNotFound {
log.Errorf("[SQL]sql=%s affect=%d cost=%dms error=%v", sql, affects, time.Since(begin).Milliseconds(), err)
} else {
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if time.Since(begin).Milliseconds() > 1000 {
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log.Errorf("[SQL]sql=%s affect=%d cost=%dms", sql, affects, time.Since(begin).Milliseconds())
} else {
log.Debugf("[SQL]sql=%s affect=%d cost=%dms", sql, affects, time.Since(begin).Milliseconds())
}
}
}
func Init(dsn string) (*gorm.DB, error) {
var err error
db, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
if err != nil {
log.Errorf("open dsn[%s] error[%s]", dsn, err)
return nil, err
}
db.Logger = &DBLogger{}
return db, err
}
func Ping() error {
d, err := db.DB()
if err != nil {
return err
}
if err := d.Ping(); err != nil {
return err
}
return nil
}