package downloadinfo

import (
	"context"
	"fmt"
	"time"

	"stat/common/log"
	"stat/common/mongos"
	"stat/common/utils"

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

// 初始化model
func Init() {
	// 获取数据库表
	db = mongos.New(mongos.MgoManager, CollLandingPage)

	indexes := []mongo.IndexModel{
		{
			Keys: bson.D{
				{Key: "ip", Value: 1},
				{Key: "appId", Value: 1},
				{Key: "sysType", Value: 1},
			},
		},
		{
			Keys: bson.D{
				{Key: "ip", Value: 1},
				{Key: "appId", Value: 1},
				{Key: "sysType", Value: 1},
				{Key: "createdAt", Value: 1},
			},
		},
		{
			Keys:    bson.D{{Key: "createdAt", Value: 1}},
			Options: options.Index().SetExpireAfterSeconds(5 * 24 * 60 * 60),
		},
		{
			Keys: bson.D{
				{Key: "appId", Value: 1},
				{Key: "createdAt", Value: 1},
				{Key: "dc", Value: 1},
			},
		},
		{
			Keys: bson.D{
				{Key: "ip", Value: 1},
				{Key: "appId", Value: 1},
				{Key: "createdAt", Value: -1},
			},
		},
	}

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

// 插入InsertDownloadInfo 商区记录
func InsertDownloadInfo(ctx context.Context, model *DownloadInfoModel) (err error) {
	_, err = db.InsertOne(ctx, model)
	return
}

// 插入InsertDownloadInfoMany 商区记录
func InsertDownloadInfoMany(ctx context.Context, docs []interface{}) (err error) {
	_, err = db.GetCollection().InsertMany(ctx, docs)
	return
}

// FindManyDownloadInfo 查找一批
func FindManyDownloadInfo(ctx context.Context, filter bson.M, opts ...*options.FindOptions) (DownloadInfoList, error) {
	data := make(DownloadInfoList, 0)
	if err := db.Find(ctx, &data, filter, opts...); err != nil {
		log.Warn("FindManyDownloadInfo db.Find failed", log.E(err), log.Any("filter", filter))
		return nil, err
	}
	return data, nil
}

// FindOneChannelIP 根据IP查询渠道信息
func FindOneChannelIP(ctx context.Context, appId int32, ip string, sysType string) (data DownloadInfoModel, err error) {
	opts := options.FindOne()
	opts.SetSort(bson.D{{Key: "createdAt", Value: -1}})
	createAt := utils.BeginOfToday().AddDate(0, 0, -2)
	err = db.FindOne(ctx, &data, bson.M{"ip": ip, "appId": appId, "createdAt": bson.M{"$gt": createAt}}, opts)
	if err != nil {
		log.Error("channel get TrackInfo FindOneChannelIP err", log.E(err))
		return
	}
	return
}

// FindOneChannelUserAgent 根据最近30分钟查询渠道信息
func FindOneChannelUserAgent(ctx context.Context, appId int32, userAgent string) (data DownloadInfoModel, err error) {
	opts := options.FindOne()
	opts.SetSort(bson.D{{Key: "createdAt", Value: -1}})
	createAt := utils.BeginOfToday().Add(-30 * time.Minute)
	err = db.FindOne(ctx, &data, bson.M{"userAgent": userAgent, "appId": appId, "createdAt": bson.M{"$gt": createAt}}, opts)
	if err != nil {
		log.Error("channel get TrackInfo FindOneChannelUserAgent err", log.E(err))
		return
	}
	return
}

// 根据appId 获取appInfo
func GetAccessCountByTime(ctx context.Context, appid int32, start, end time.Time) ([]DownloadInfoModel, error) {
	filter := bson.M{"appId": appid, "createdAt": bson.M{"$gte": start, "$lt": end}}
	results := make([]DownloadInfoModel, 0)
	if err := db.Find(ctx, &results, filter); err != nil {
		log.Error("GetAccessUserByTime FindOne err", log.Any("start", start), log.Any("end", end), log.E(err))
		return nil, err
	}

	return results, nil
}

func GetChannelDownloadPageListByTime(ctx context.Context, channel string, appid int32, start, end time.Time) ([]*DownloadInfoModel, error) {
	filter := bson.M{
		"appId":     appid,
		"createdAt": bson.M{"$gte": start, "$lt": end},
		"dc":        channel,
	}
	results := make([]*DownloadInfoModel, 0)
	if err := db.Find(ctx, &results, filter); err != nil {
		log.Error("GetChannelDownloadPageListByTime FindOne err", log.Any("start", start), log.Any("end", end), log.E(err))
		return nil, err
	}

	return results, nil
}