package cache

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

type CampaignChannel struct {
	Cache
}

func NewCampaignChannel(ctx context.Context) *CampaignChannel {
	c := new(CampaignChannel)
	c.init(ctx, &model.FissionCampaignChannel{})

	return c
}

// FindById id 获取数据
func (c CampaignChannel) FindById(id int64) (*model.FissionCampaignChannel, error) {
	data, err := c.get(c.idKey(id), func() ([]byte, error) {
		m := dao.Q.FissionCampaignChannel
		data, err := m.WithContext(c.ctx).Where(m.ID.Eq(id)).Take()
		if err = dbcheck.DbError(err); err != nil {
			return nil, err
		}

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

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

	return info, err
}

// FindByMark 通过活动渠道标识找渠道
func (c CampaignChannel) FindByMark(campaignId int64, mark string) (*model.FissionCampaignChannel, error) {
	if campaignId == 0 || mark == "" {
		return nil, errors.New("params not empty")
	}

	key := c.IdxKey("campaign_id", campaignId, "mark", mark)

	id, err := c.getIdxInt64(key, func() ([]byte, error) {
		m := dao.Q.FissionCampaignChannel
		data, err := m.WithContext(c.ctx).Select(m.ID).Where(m.CampaignID.Eq(campaignId), m.Mark.Eq(mark), m.IsDel.Eq(mtype.No)).Take()
		if err = dbcheck.DbError(err); err != nil {
			return nil, err
		}

		if data == nil {
			return nil, nil
		}

		return jsonm.MarshalCkZero(data.ID)
	})

	if err != nil || id == 0 {
		return nil, err
	}

	return c.FindById(id)
}

func (c CampaignChannel) idKey(id int64) string {
	return fmt.Sprintf("%s:%d", c.Prefix(), id)
}

// Clear 清理缓存
func (c CampaignChannel) Clear(campaigns ...*model.FissionCampaignChannel) error {
	var key []string
	for _, v := range campaigns {
		key = append(key, c.idKey(v.ID))
	}

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

	return nil
}