package tonerecomod

import (
	"fmt"
	"time"

	"91porn-server/common"
	"91porn-server/common/db"
	"91porn-server/common/log"
	"91porn-server/models"

	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
)

type ThemeType = string

const (
	MostLikes     ThemeType = "mostLikes"     //最多点赞
	PlayAtMost    ThemeType = "playAtMost"    //最多播放
	MostComments  ThemeType = "mostComments"  //最多评论
	OfficialRecom ThemeType = "officialRecom" //官方推荐
	GoldCoinArea  ThemeType = "goldCoinArea"  //金币专区
	LatestUpload  ThemeType = "latestUpload"  //最新上传
	FreeArea      ThemeType = "freeArea"      //免费专区
)

var mdb *db.MongoDB

const table = models.ToneRecom

func coll(t *db.MongoTool) *db.MongoTool {
	if t == nil {
		return mdb.Coll(table)
	}
	return t.Coll(table)
}

// InitIndex 设置index
func initIndex() {
	many := []mongo.IndexModel{
		{
			Keys:    bson.D{{Key: "vid", Value: 1}},
			Options: options.Index().SetUnique(true),
		},
		{
			Keys: bson.D{{Key: "sortKey", Value: -1}}, //大的排前面
		},
		{
			Keys: bson.D{{Key: "createdAt", Value: -1}},
		},
	}
	if _, err := coll(nil).CreateIndex(many); err != nil {
		panic(fmt.Sprintf("%s model set index err ==>[%+v]", models.ToneRecom, err))
	}
}

// Insert ()插入消息记录
func InsertMany(offiRecoms []OffiRecomDoc) error {
	now := time.Now()
	docs := make([]interface{}, len(offiRecoms))
	for i, offiRecom := range offiRecoms {
		offiRecom.CreatedAt = &now
		m, err := common.ToBsonM(offiRecom)
		if err != nil {
			return fmt.Errorf("tone OffiRecom InsertMany ToBsonM fail, error:%+v ", err)
		}
		docs[i] = m
	}
	if _, err := coll(nil).InsertMany(docs); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "InsertMany", table, "InsertMany", err),
			log.Any("offiRecoms", offiRecoms),
		)
		return err
	}
	return nil
}

// Delete Delete
func DeleteMany(idArray []ObjectID) (err error) {
	if _, err = coll(nil).DeleteMany(M{"_id": M{"$in": idArray}}); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "DeleteMany", table, "DeleteMany", err),
			log.Any("idArray", idArray),
		)
		return
	}
	return nil
}

func GetOffiRecomList(skip int64, limit int64, enable bool) ([]ObjectID, error) {
	opt := (&options.FindOptions{}).
		SetSort(D{{Key: "sortKey", Value: -1}}).
		SetSkip(skip).
		SetLimit(limit)
	filter := M{
		"enable": enable,
	}
	offiRecomList := make([]OffiRecom, limit)
	if err := coll(nil).Find(&offiRecomList, filter, opt); err != nil {
		return nil, err
	}
	vidList := make([]ObjectID, len(offiRecomList))
	for i, v := range offiRecomList {
		vidList[i] = v.VID
	}
	return vidList, nil
}