package advanceordermod

import (
	"91porn-server/common/db"
	"91porn-server/common/log"
	"91porn-server/models"
	"errors"
	"fmt"
	"time"

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

var mdb *db.MongoDB

const table = models.AdvanceOrder

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

func Init() {
	mdb = db.Init(table)
	initIndex()
}

func initIndex() {
	many := []mongo.IndexModel{
		{
			Keys: bson.D{{Key: "uid", Value: 1}, {Key: "productID", Value: 1}},
		},
		{
			Keys: bson.D{{Key: "uid", Value: 1}},
		},
		{
			Keys: bson.D{{Key: "productID", Value: 1}},
		},
		{
			Keys: bson.D{{Key: "oid", Value: 1}},
		},
		//{
		//	Keys: bson.D{{Key: "endTime", Value: 1}, {Key: "status", Value: 1}},
		//},
		{
			Keys: bson.D{{Key: "status", Value: 1}, {Key: "createdAt", Value: -1}},
		},
		{
			Keys: bson.D{{Key: "status", Value: 1}, {Key: "endTime", Value: 1}, {Key: "createdAt", Value: -1}},
		},
	}
	if _, err := coll(nil).CreateIndex(many); err != nil {
		panic(fmt.Sprintf("%s model set index err ==>[%+v]", table, err))
	}
}

func InsertOne(mt *db.MongoTool, cfg *AdvanceOrder) error {
	if _, err := coll(mt).InsertOne(cfg); err != nil {
		log.Warn(fmt.Sprintf("[METHOD-InsertOne]==> Model %s InsertOne fail error:%+v:", table, err))
		return err
	}
	return nil
}

// CreditOrder 创建预付订单
func CreditOrder(t *db.MongoTool, cfg *AdvanceOrder) (data *AdvanceOrder, err error) {
	filter := bson.M{"uid": cfg.UID, "productID": cfg.ProductID}
	update := bson.M{"$set": bson.M{
		"uid":              cfg.UID,
		"advOid":           cfg.AdvOid,
		"productID":        cfg.ProductID,
		"status":           cfg.Status,
		"totalAmount":      cfg.TotalAmount,
		"advanceAmount":    cfg.AdvanceAmount,
		"balanceAmount":    cfg.BalanceAmount,
		"endTime":          cfg.EndTime,
		"prepaidPrivilege": cfg.PrepaidPrivilege,
		"todayUse":         cfg.TodayUse,
		"createdAt":        cfg.CreatedAt,
	}}
	var advanceOrder *AdvanceOrder
	if err := coll(t).FindOneAndUpsert(&advanceOrder, filter, update); err != nil {
		log.Warn(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "CreditOrder", table, "FindOneAndUpsert", err))
		return nil, err
	}
	if advanceOrder.ID.IsZero() {
		return nil, errors.New("insert is null")
	}
	return advanceOrder, nil
}

// GetUserValidOrder 获取用户当前订单
func GetUserValidOrder(uid uint64) (hasOrder bool, info *AdvanceOrder) {
	n := time.Now()
	var cond = bson.M{"uid": uid, "endTime": bson.M{"$gt": n}, "status": bson.M{"$in": []int{AdvanceSUCCESS, BalanceProcessing}}}
	var opt = options.FindOne().SetSort(bson.D{{"endTime", -1}})
	if err := coll(nil).FindOne(&info, cond, opt); err != nil {
		log.Warn(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "GetUserValidCount", table, "FindOne", err),
			log.Any("uid", uid),
		)
		return
	}
	if info == nil || info.ID.IsZero() {
		return
	}

	hasOrder = true
	return
}

// Debit 扣除每日使用次数
func Debit(t *db.MongoTool, uid uint64, debitPlan DebitPlan) error {
	// 先查找用户订单
	hasOrder, adOrder := GetUserValidOrder(uid)
	if !hasOrder {
		return errors.New("user advance order not found")
	}

	// 检查次数是否够用
	if debitPlan.CoinVideoCount != nil {
		if adOrder.PrepaidPrivilege.CoinVideoLimitPerDay-adOrder.TodayUse.CoinVideoCount < *debitPlan.CoinVideoCount {
			return errors.New("free count not enough")
		}
	}
	if debitPlan.LuckyDrawCount != nil {
		if adOrder.PrepaidPrivilege.LuckyDrawLimitPerDay-adOrder.TodayUse.LuckyDrawCount < *debitPlan.LuckyDrawCount {
			return errors.New("free count not enough")
		}
	}
	if debitPlan.AiUndressCount != nil {
		if adOrder.PrepaidPrivilege.AiUndressLimitPerDay-adOrder.TodayUse.AiUndressCount < *debitPlan.AiUndressCount {
			return errors.New("free count not enough")
		}
	}
	if debitPlan.DownloadCount != nil {
		if adOrder.PrepaidPrivilege.DownloadLimitPerDay-adOrder.TodayUse.DownloadCount < *debitPlan.DownloadCount {
			return errors.New("free count not enough")
		}
	}

	if _, err := coll(t).UpdateOne(bson.M{"_id": adOrder.ID}, bson.M{
		"$inc": debitPlan,
	}); err != nil {
		log.Warn(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "Debit", table, "UpdateOne", err),
			log.Any("debitPlan", debitPlan),
			log.Any("id", adOrder.ID),
		)
		return err
	}

	return nil
}

// ResetToday 重置当天使用次数
func ResetToday() error {
	n := time.Now()
	filter := bson.M{"endTime": bson.M{"$gt": n}, "status": bson.M{"$in": []int{AdvanceSUCCESS, BalanceProcessing}}}
	if _, err := coll(nil).UpdateMany(filter, bson.M{
		"$set": bson.M{
			"todayUse.coinVideoCount": int64(0),
			"todayUse.luckyDrawCount": int64(0),
			"todayUse.aiUndressCount": int64(0),
			"todayUse.downloadCount":  int64(0),
		},
	}); err != nil {
		log.Warn(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "ResetToday", table, "UpdateMany", err))
		return err
	}

	return nil
}

// FindDataByID 根据ID查询
func FindDataByID(id string) (AdvanceOrder, error) {
	objID, err := primitive.ObjectIDFromHex(id)
	if err != nil {
		log.Warn(fmt.Sprintf("[METHOD-FindDataByID]==> Model %s ObjectIDFromHex fail error:%+v:", table, err),
			log.Any("id", id),
		)
		return AdvanceOrder{}, err
	}
	var aud AdvanceOrder
	if err = coll(nil).FindOne(&aud, bson.M{"_id": objID}); err != nil {
		log.Warn(fmt.Sprintf("[METHOD-FindDataByID]==> Model %s FindOne fail error:%+v:", table, err),
			log.Any("objID", objID),
		)
		return aud, err
	}
	return aud, nil
}

// FindDataByUID 根据UID查询
func FindDataByUID(uid uint64) ([]*AdvanceOrder, error) {
	var aud []*AdvanceOrder
	if err := coll(nil).Find(&aud, bson.M{"uid": uid}); err != nil {
		log.Warn(fmt.Sprintf("[METHOD-FindDataByUID]==> Model %s FindOne fail error:%+v:", table, err),
			log.Any("uid", uid),
		)
		return aud, err
	}
	return aud, nil
}

// QueryAllDocument 分页查询文档
func QueryAllDocument(filter primitive.M, opts ...*options.FindOptions) (out []*AdvanceOrder, err error) {
	if err = coll(nil).Find(&out, filter, opts...); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "QueryAllDocument", table, "Find", err),
			log.Any("filter", filter),
		)
		return
	}
	return
}

// CountDocument 查询文档条目数
func CountDocument(filter primitive.M) (int64, error) {
	if count, err := coll(nil).Count(filter); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "CountDocument", table, "Count", err),
			log.Any("filter", filter),
		)
		return 0, err
	} else {
		return count, nil
	}
}

// IsExist 根据标签名获取标签
func IsExist(filter primitive.M) (data *AdvanceOrder, err error) {
	if err = coll(nil).FindOne(&data, filter); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "isExist", table, "FindOne", err),
			log.Any("filter", filter),
		)
		return nil, err
	}
	return data, nil
}

// Update 修改订单
func Update(t *db.MongoTool, id primitive.ObjectID, set bson.M) error {
	set["updatedAt"] = time.Now()
	if _, err := coll(t).UpdateOne(bson.M{"_id": id}, bson.M{"$set": set}); err != nil {
		log.Warn(fmt.Sprintf("[METHOD-Update]==> Model %s UpdateOne fail error:%+v:", table, err),
			log.Any("id", id),
			log.Any("set", set),
		)
		return err
	}
	return nil
}