package cache

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

type FissionUser struct {
	Cache
	campaignId int64
}

func NewFissionUser(ctx context.Context, campaignId int64) *FissionUser {
	c := new(FissionUser)
	c.init(ctx, &model.FissionUser{})
	c.campaignId = campaignId

	return c
}

// FindByDeviceId 通过活动的设备id找数据
func (c FissionUser) FindByDeviceId(deviceId string) (*model.FissionUser, error) {
	if deviceId == "" {
		return nil, errors.New("params not empty")
	}

	key := c.IdxKey("campaign_id", c.campaignId, "device_id", deviceId)
	id, err := c.getIdxInt64(key, func() ([]byte, error) {
		m := dao.Q.FissionUser.SubTable(c.campaignId)
		data, err := m.WithContext(c.ctx).Select(m.ID).Where(m.CampaignID.Eq(c.campaignId), m.DeviceID.Eq(deviceId)).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)
}

// FindBySubUserId 通过活动的关注用户id找数据
func (c FissionUser) FindBySubUserId(subUserId string) (*model.FissionUser, error) {
	if subUserId == "" {
		return nil, errors.New("params not empty")
	}

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

	id, err := c.getIdxInt64(key, func() ([]byte, error) {
		m := dao.Q.FissionUser.SubTable(c.campaignId)
		data, err := m.WithContext(c.ctx).Select(m.ID).Where(m.CampaignID.Eq(c.campaignId), m.SubUserID.Eq(subUserId)).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)
}

// FindById pk 获取数据
func (c FissionUser) FindById(id int64) (*model.FissionUser, error) {
	data, err := c.get(c.pkKey(id), func() ([]byte, error) {
		m := dao.Q.FissionUser.SubTable(c.campaignId)
		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 user *model.FissionUser
	err = jsonm.Unmarshal(data, &user)

	return user, err
}

// FindByHashId hash_id 获取数据
func (c FissionUser) FindByHashId(hashId string) (*model.FissionUser, error) {
	data, err := c.get(c.hashKey(hashId), func() ([]byte, error) {
		m := dao.Q.FissionUser.SubTable(c.campaignId)
		data, err := m.WithContext(c.ctx).Where(m.HashID.Eq(hashId)).Take()
		if err = dbcheck.DbError(err); err != nil {
			return nil, err
		}

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

	var user *model.FissionUser
	err = jsonm.Unmarshal(data, &user)

	return user, err
}

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

func (c FissionUser) hashKey(hashId string) string {
	return fmt.Sprintf("%s:hash_id_%s", c.Prefix(), hashId)
}

// Clear 清理缓存
func (c FissionUser) Clear(vals ...*model.FissionUser) error {
	var key []string
	for _, v := range vals {
		key = append(key, c.pkKey(v.ID), c.hashKey(v.HashID))
	}

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

	return nil
}