51 lines
979 B
Go
51 lines
979 B
Go
package dao
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import (
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"context"
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"time"
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"go-common/app/interface/main/kvo/conf"
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"go-common/library/cache/memcache"
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"go-common/library/database/sql"
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)
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// Dao kvo data access obj with bfs
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type Dao struct {
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cache *memcache.Pool
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mcExpire int32
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// http client for bfs req
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db *sql.DB
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// sql stmt
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getUserConf *sql.Stmt
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getDocument *sql.Stmt
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}
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// New new data access
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func New(c *conf.Config) (d *Dao) {
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d = &Dao{
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cache: memcache.NewPool(c.Memcache.Kvo),
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mcExpire: int32(time.Duration(c.Memcache.Expire) / time.Second),
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db: sql.NewMySQL(c.Mysql),
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}
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d.getUserConf = d.db.Prepared(_getUserConf)
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d.getDocument = d.db.Prepared(_getDocument)
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return
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}
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// Ping check if health
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func (d *Dao) Ping(ctx context.Context) (err error) {
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if err = d.pingMemcache(ctx); err != nil {
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return
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}
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if err = d.db.Ping(ctx); err != nil {
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return
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}
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return
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}
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// BeginTx begin trans
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func (d *Dao) BeginTx(c context.Context) (*sql.Tx, error) {
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return d.db.Begin(c)
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}
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