medium_ad/app/db/implement/sys_cfg_implement.go

package implement

import (
	"applet/app/db/dao"
	"applet/app/db/model"
	"applet/app/md"
	"applet/app/utils/cache"
	"applet/app/utils/logx"
	"fmt"
	"xorm.io/xorm"
)

func NewSysCfgDb(engine *xorm.Engine, masterId string) dao.SysCfgDao {
	return &SysCfgDb{
		Db:       engine,
		MasterId: masterId,
	}
}

type SysCfgDb struct {
	Db       *xorm.Engine
	MasterId string
}

func (s SysCfgDb) SysCfgGetAll() (*[]model.SysCfg, error) {
	var cfgList []model.SysCfg
	if err := s.Db.Cols("key,val,memo").Find(&cfgList); err != nil {
		return nil, logx.Error(err)
	}
	return &cfgList, nil
}

func (s SysCfgDb) SysCfgGetOneNoDataNoErr(key string) (*model.SysCfg, error) {
	var cfgList model.SysCfg
	has, err := s.Db.Where("`key`=?", key).Get(&cfgList)
	if err != nil {
		return nil, logx.Error(err)
	}
	if !has {
		return nil, nil
	}
	return &cfgList, nil
}

func (s SysCfgDb) SysCfgGetOne(key string) (*model.SysCfg, error) {
	var cfgList model.SysCfg
	if has, err := s.Db.Where("`key`=?", key).Get(&cfgList); err != nil || has == false {
		return nil, logx.Error(err)
	}
	return &cfgList, nil
}

func (s SysCfgDb) SysCfgInsert(key, val, memo string) bool {
	cfg := model.SysCfg{Key: key, Val: val, Memo: memo}
	_, err := s.Db.InsertOne(&cfg)
	if err != nil {
		logx.Error(err)
		return false
	}
	return true
}

func (s SysCfgDb) SysCfgUpdate(key, val string) bool {
	cfg := model.SysCfg{Key: key, Val: val}
	_, err := s.Db.Where("`key`=?", key).Cols("val").Update(&cfg)
	if err != nil {
		logx.Error(err)
		return false
	}
	s.SysCfgDel(key)
	return true
}

func (s SysCfgDb) SysCfgGetWithDb(HKey string) string {
	cacheKey := fmt.Sprintf(md.AppCfgCacheKey, s.MasterId, HKey[0:1])
	get, err := cache.HGetString(cacheKey, HKey)
	if err != nil || get == "" {
		cfg, err := s.SysCfgGetOne(HKey)
		if err != nil || cfg == nil {
			_ = logx.Error(err)
			return ""
		}

		// key是否存在
		cacheKeyExist := false
		if cache.Exists(cacheKey) {
			cacheKeyExist = true
		}

		// 设置缓存
		_, err = cache.HSet(cacheKey, HKey, cfg.Val)
		if err != nil {
			_ = logx.Error(err)
			return ""
		}
		if !cacheKeyExist { // 如果是首次设置 设置过期时间
			_, err := cache.Expire(cacheKey, md.CfgCacheTime)
			if err != nil {
				_ = logx.Error(err)
				return ""
			}
		}
		return cfg.Val
	}
	return get
}

func (s SysCfgDb) SysCfgDel(HKey string) error {
	cacheKey := fmt.Sprintf(md.AppCfgCacheKey, s.MasterId, HKey[0:1])
	_, err := cache.HDel(cacheKey, HKey)
	if err != nil {
		return err
	}
	return nil
}

func (s SysCfgDb) SysCfgFindWithDb(keys ...string) map[string]string {
	res := map[string]string{}
	for _, v := range keys {
		val := s.SysCfgGetWithDb(v)
		res[v] = val
	}
	return res
}