61 lines
1.7 KiB
Go
61 lines
1.7 KiB
Go
package dao
|
|
|
|
import (
|
|
"context"
|
|
"database/sql"
|
|
"fmt"
|
|
|
|
"go-common/library/log"
|
|
|
|
"go-common/app/interface/main/growup/model"
|
|
)
|
|
|
|
const (
|
|
_latestNoticeSQL = "SELECT title,link,type FROM notice WHERE status = 1 AND platform IN (?, 3) ORDER BY mtime DESC LIMIT 1"
|
|
_noticeSQL = "SELECT id,title,link,ctime,type FROM notice WHERE %s platform IN (?, 3) AND status=1 ORDER BY mtime DESC LIMIT ?,?"
|
|
_noticeCountSQL = "SELECT count(*) from notice WHERE %s platform IN (?, 3) AND status=1"
|
|
)
|
|
|
|
// LatestNotice latest notice
|
|
func (d *Dao) LatestNotice(c context.Context, platform int) (n *model.Notice, err error) {
|
|
row := d.rddb.QueryRow(c, _latestNoticeSQL, platform)
|
|
n = &model.Notice{}
|
|
if err = row.Scan(&n.Title, &n.Link, &n.Type); err != nil {
|
|
if err == sql.ErrNoRows {
|
|
err = nil
|
|
} else {
|
|
log.Error("row scan error(%v)", err)
|
|
}
|
|
}
|
|
return
|
|
}
|
|
|
|
// Notices notices
|
|
func (d *Dao) Notices(c context.Context, typ string, platform int, offset, limit int) (notices []*model.Notice, err error) {
|
|
rows, err := d.rddb.Query(c, fmt.Sprintf(_noticeSQL, typ), platform, offset, limit)
|
|
if err != nil {
|
|
log.Error("d.db.Query Notices error(%v)", err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
n := &model.Notice{}
|
|
err = rows.Scan(&n.ID, &n.Title, &n.Link, &n.CTime, &n.Type)
|
|
if err != nil {
|
|
log.Error("rows scan error(%v)", err)
|
|
return
|
|
}
|
|
notices = append(notices, n)
|
|
}
|
|
return
|
|
}
|
|
|
|
// NoticeCount notice count
|
|
func (d *Dao) NoticeCount(c context.Context, typ string, platform int) (count int64, err error) {
|
|
row := d.rddb.QueryRow(c, fmt.Sprintf(_noticeCountSQL, typ), platform)
|
|
if err = row.Scan(&count); err != nil {
|
|
log.Error("row scan error(%v)", err)
|
|
}
|
|
return
|
|
}
|