package applicationLocMod

import (
	"context"
	"fmt"
	"stat/common/log"
	"stat/common/mongos"
	"stat/common/stdLog"
	"stat/common/utils"

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

func Init(ctx context.Context) {
	// 获取数据库表
	db = mongos.New(mongos.MgoManager, CollApplicationLocation)

	// 初始化索引
	indexes := []mongo.IndexModel{
		{
			Keys:    bson.D{{Key: "appId", Value: 1}, {Key: "locId", Value: 1}},
			Options: options.Index().SetUnique(true),
		},
	}

	if _, err := db.CreateIndex(ctx, indexes); err != nil {
		panic(fmt.Sprintf("Model %s InitIndex error %+v", CollApplicationLocation, err))
	}
}

// 新增广告位置信息
func AddApplicationLocation(ctx context.Context, doc *ApplicationLocation) (err error) {
	if _, err = db.InsertOne(ctx, doc); err != nil {
		log.Error("application location AddApplicationLocation InsertOne err", log.E(err))
		return
	}
	return
}

// 修改广告位置信息就
func UpdateApplicationLocation(ctx context.Context, id int64, doc UpdateAppLoc) (err error) {
	filter := bson.M{"_id": id}

	update, _ := utils.ToBsonM(doc)

	if _, err = db.UpdateOne(ctx, filter, bson.M{"$set": update}); err != nil {
		log.Error("application location UpdateApplicationLocation UpdateOne err", log.E(err))
		return
	}

	return
}

// 删除广告位置信息就
func DelApplicationLocation(ctx context.Context, id int64) (err error) {
	filter := bson.M{"_id": id}

	if _, err = db.DeleteOne(ctx, filter); err != nil {
		log.Error("application location DelApplicationLocation UpdateOne err", log.E(err))
		return
	}

	return
}

// 删除广告位置信息就
func FindApplicationLocationList(ctx context.Context, appId *int32, skip, limit int64) (count int64, data []ApplicationLocation, err error) {
	filter := bson.M{}

	if appId != nil {
		filter["appId"] = appId
	}

	sort := bson.D{{Key: "createdAt", Value: -1}}

	opts := options.Find().SetSort(sort).SetSkip(skip).SetLimit(limit)

	if err = db.Find(ctx, &data, filter, opts); err != nil {
		log.Error("application location FindApplicationLocationList Find err", log.E(err))
		return
	}

	if count, err = db.Count(ctx, filter); err != nil {
		log.Error("application location FindApplicationLocationList Count err", log.E(err))
		return
	}

	return
}

// 根据应用id和位置id获取广告位置
func FindLocationByAppIdAndLocId(ctx context.Context, appId, locId int32) (data ApplicationLocation, err error) {
	filter := bson.M{"appId": appId, "locId": locId}

	if err = db.FindOne(ctx, &data, filter); err != nil {
		log.Error("application location FindLocationByAppIdAndLocId FindOne err", log.E(err))
		return
	}

	return
}

// 根据id获取广告位置
func FindLocationById(ctx context.Context, id int64) (data ApplicationLocation, err error) {
	filter := bson.M{"_id": id}

	if err = db.FindOne(ctx, &data, filter); err != nil {
		log.Error("application location FindLocationById FindOne err", log.E(err))
		return
	}

	return
}

// GetAllApplicationLocationMap 获取 map[appId]map[locId]*ApplicationLocation
func GetAllApplicationLocationMap(ctx context.Context, filter bson.M) (map[int32]map[int32]*ApplicationLocation, error) {
	dict := make(map[int32]map[int32]*ApplicationLocation)
	list := make([]*ApplicationLocation, 0)
	if err := db.Find(ctx, &list, filter); err != nil {
		log.Error("ApplicationLocation GetAllApplicationMap Find err", log.E(err))
		return dict, err
	}
	for _, loc := range list {
		m := dict[loc.AppId]
		if m == nil {
			m = make(map[int32]*ApplicationLocation)
			m[loc.LocId] = loc
			dict[loc.AppId] = m
		} else {
			m[loc.LocId] = loc
		}
	}
	return dict, nil
}

func GetAppLocIdNameMap(ctx context.Context) (map[int64]ApplicationLocation, *stdLog.SrvErr) {
	list := make([]ApplicationLocation, 0)
	if err := db.Find(ctx, &list, bson.M{}); err != nil {
		log.Warn("media:GetAppLocIdNameMap db.Find failed", log.E(err))
		return nil, stdLog.New(stdLog.QueryDataError, "", "")
	}
	dict := make(map[int64]ApplicationLocation)
	for _, item := range list {
		dict[int64(item.LocId)] = item
	}
	return dict, nil
}

func FindApplicationLocationDict(ctx context.Context, appId int64) map[int64]ApplicationLocation {
	resp := make(map[int64]ApplicationLocation)
	list := make([]ApplicationLocation, 0)
	if err := db.Find(ctx, &list, bson.M{
		"appId": appId,
	}); err != nil {
		return resp
	}
	for _, item := range list {
		resp[int64(item.LocId)] = item
	}
	return resp
}