go-common/app/interface/main/push-archive/dao/mysql.go
2019-04-22 18:49:16 +08:00

127 lines
3.3 KiB
Go

package dao
import (
"context"
"database/sql"
"encoding/json"
"fmt"
"go-common/library/xstr"
"go-common/app/interface/main/push-archive/model"
"go-common/library/log"
"strconv"
)
const (
_settingSQL = `SELECT value FROM push_settings WHERE mid=? and dtime=0 limit 1`
_setSettingSQL = `INSERT INTO push_settings (mid,value) VALUES (?,?) ON DUPLICATE KEY UPDATE value=?`
_settingsSQL = `SELECT mid,value FROM push_settings WHERE mid IN(%s) and dtime=0`
_settingsAllSQL = `SELECT mid,value FROM push_settings WHERE id > %s AND id <= %s`
_settingsMaxIDSQL = `SELECT MAX(id) AS mx FROM push_settings`
)
// Setting gets the setting.
func (d *Dao) Setting(c context.Context, mid int64) (st *model.Setting, err error) {
var v string
if err = d.settingStmt.QueryRow(c, mid).Scan(&v); err != nil {
if err == sql.ErrNoRows {
err = nil
return
}
log.Error("d.Setting(%d) error(%v)", mid, err)
PromError("db:获取用户配置")
return
}
st = new(model.Setting)
if err = json.Unmarshal([]byte(v), &st); err != nil {
log.Error("json.Unmarshal(%s) error(%v)", v, err)
}
return
}
// SetSetting saves the setting.
func (d *Dao) SetSetting(c context.Context, mid int64, st *model.Setting) (err error) {
v, err := json.Marshal(st)
if err != nil {
log.Error("json.Marshal error(%v)", err)
return
}
if _, err = d.setSettingStmt.Exec(c, mid, v, v); err != nil {
log.Error("setSetting Exec mid(%d) error(%v)", mid, err)
PromError("db:保存用户设置")
}
return
}
// Settings gets the settings.
func (d *Dao) Settings(c context.Context, mids []int64) (res map[int64]*model.Setting, err error) {
res = make(map[int64]*model.Setting, len(mids))
rows, err := d.db.Query(c, fmt.Sprintf(_settingsSQL, xstr.JoinInts(mids)))
if err != nil {
log.Error("d.db.Query() error(%v)", err)
PromError("db:批量查询用户设置")
return
}
for rows.Next() {
var mid int64
var v string
if err = rows.Scan(&mid, &v); err != nil {
log.Error("rows.Scan() error(%v)", err)
PromError("db:批量查询用户设置")
return
}
st := new(model.Setting)
if err = json.Unmarshal([]byte(v), &st); err != nil {
log.Error("json.Unmarshal(%s) error(%v)", v, err)
return
}
res[mid] = st
}
return
}
// SettingsAll gets all settings.
func (d *Dao) SettingsAll(c context.Context, startID int64, endID int64, res *map[int64]*model.Setting) (err error) {
start := strconv.FormatInt(startID, 10)
end := strconv.FormatInt(endID, 10)
rows, err := d.db.Query(c, fmt.Sprintf(_settingsAllSQL, start, end))
if err != nil {
log.Error("d.db.Query() error(%v)", err)
PromError("db:查询全部用户设置")
return
}
for rows.Next() {
var mid int64
var v string
if err = rows.Scan(&mid, &v); err != nil {
log.Error("rows.Scan() error(%v)", err)
PromError("db:查询用户设置")
return
}
st := new(model.Setting)
if err = json.Unmarshal([]byte(v), &st); err != nil {
log.Error("json.Unmarshal(%s) error(%v)", v, err)
return
}
(*res)[mid] = st
}
return
}
//SettingsMaxID get settings' total number by max(id)
func (d *Dao) SettingsMaxID(c context.Context) (mx int64, err error) {
if err = d.settingsMaxIDStmt.QueryRow(c).Scan(&mx); err != nil {
if err == sql.ErrNoRows {
err = nil
return
}
log.Error("d.settingsMaxIDStmt.QueryRow.Scan error(%v)", err)
PromError("db:查询用户最大ID")
return
}
return
}