go-common/app/interface/main/app-resource/dao/notice/notice.go
2019-04-22 18:49:16 +08:00

59 lines
1.2 KiB
Go

package notice
import (
"context"
"time"
"go-common/app/interface/main/app-resource/conf"
"go-common/app/interface/main/app-resource/model/notice"
"go-common/library/database/sql"
"go-common/library/log"
)
const (
_getSQL = `SELECT id,plat,title,content,build,conditions,area,url,type,ef_time,ex_time FROM notice WHERE state=1 AND ef_time<? AND ex_time>? ORDER BY mtime DESC`
)
// Dao is notice dao.
type Dao struct {
db *sql.DB
get *sql.Stmt
}
// New new a notice dao.
func New(c *conf.Config) (d *Dao) {
d = &Dao{
db: sql.NewMySQL(c.MySQL.Show),
}
d.get = d.db.Prepared(_getSQL)
return
}
// GetAll get all notice data.
func (d *Dao) All(ctx context.Context, now time.Time) (res []*notice.Notice, err error) {
rows, err := d.get.Query(ctx, now, now)
if err != nil {
log.Error("query error (%v)", err)
return
}
defer rows.Close()
res = []*notice.Notice{}
for rows.Next() {
b := &notice.Notice{}
if err = rows.Scan(&b.ID, &b.Plat, &b.Title, &b.Content, &b.Build, &b.Condition, &b.Area, &b.URI, &b.Type, &b.Start, &b.End); err != nil {
log.Error("rows.Scan err (%v)", err)
return nil, err
}
res = append(res, b)
}
return
}
// Close close memcache resource.
func (dao *Dao) Close() {
if dao.db != nil {
dao.db.Close()
}
}