package cache

import (
	"context"
	"joybuywork/internal/app"
	"joybuywork/internal/plugins/jsonm"
	"joybuywork/internal/repository/dao"
	"joybuywork/internal/repository/dbcheck"
	"joybuywork/internal/repository/model"
	"fmt"
)

type CampaignChild struct {
	Cache
}

func NewCampaignChild(ctx context.Context) *CampaignChild {
	c := new(CampaignChild)
	c.init(ctx, &model.FissionCampaignChild{})

	return c
}

// FindByUniqIdx 通过唯一索引获取数据
func (c CampaignChild) FindByUniqIdx(pcpnId int64, childType int8) (*model.FissionCampaignChild, error) {
	data, err := c.get(c.uniqKey(pcpnId, childType), func() ([]byte, error) {
		m := dao.Q.FissionCampaignChild
		data, err := m.WithContext(c.ctx).Where(m.CampaignID.Eq(pcpnId), m.Type.Eq(childType)).Take()
		if err = dbcheck.DbError(err); err != nil {
			return nil, err
		}

		return jsonm.MarshalCkZero(data)
	})
	if err != nil {
		return nil, err
	}

	var info *model.FissionCampaignChild
	err = jsonm.Unmarshal(data, &info)

	return info, err
}

func (c CampaignChild) uniqKey(pcpnId int64, childType int8) string {
	return fmt.Sprintf("%s:%d_%d", c.Prefix(), pcpnId, childType)
}

// Clear 清理缓存
func (c CampaignChild) Clear(vals ...*model.FissionCampaignChild) error {
	var key []string
	for _, v := range vals {
		key = append(key, c.uniqKey(v.CampaignID, v.Type))
	}

	if len(key) > 0 {
		return app.Redis.Cache.Del(c.ctx, key...).Err()
	}

	return nil
}