package mgodb

import (
	"context"
	"eta/eta_forum_hub/utils"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/bson/primitive"
	"go.mongodb.org/mongo-driver/mongo/options"
	"time"
)

func GetEdbDataCalculateByEdbCode(edbCode string) (items []*EdbDataBase, err error) {
	findOptions := options.Find()
	db := NewMgo(utils.MgoDataDbName, "edb_data_calculate", utils.MgoDataCli)
	filter := bson.D{{"edb_code", edbCode}}
	ctx := context.TODO()
	cur, err := db.Find(filter, findOptions)
	if err != nil {
		return
	}
	// Close the cursor once finished
	defer cur.Close(ctx)
	for cur.Next(ctx) {
		// create a value into which the single document can be decoded
		var elem EdbDataBase
		err = cur.Decode(&elem)
		if err != nil {
			return
		}
		elem.DataTime = elem.DataTime.In(time.Local)
		elem.CreateTime = elem.CreateTime.In(time.Local)
		elem.ModifyTime = elem.ModifyTime.In(time.Local)
		items = append(items, &elem)
	}

	if err = cur.Err(); err != nil {
		return
	}
	return
}

func InsertEdbCalculateDataBatch(items []interface{}) (err error) {
	db := NewMgo(utils.MgoDataDbName, "edb_data_calculate", utils.MgoDataCli)
	_, err = db.InsertMany(items)
	if err != nil {
		return
	}
	return
}

func ModifyEdbCalculateDataEdbInfoId(edbInfoId int64, edbCode string) (err error) {
	filter := bson.D{{"edb_code", edbCode}}
	update := bson.D{{"$set", bson.D{{"edb_info_id", edbInfoId}, {"modify_time", time.Now()}}}}
	db := NewMgo(utils.MgoDataDbName, "edb_data_calculate", utils.MgoDataCli)
	_, err = db.UpdateMany(filter, update)
	if err != nil {
		return
	}
	return
}

// 删除
func DeleteEdbInfoCalculateDataByEdbInfoId(edbInfoId int) (err error) {
	filter := bson.D{{"edb_info_id", edbInfoId}}
	db := NewMgo(utils.MgoDataDbName, "edb_data_calculate", utils.MgoDataCli)
	_, err = db.DeleteMany(filter)
	return
}

// 更新指标的值
func ModifyValueEdbCalculateDataValue(edbDataId primitive.ObjectID, value float64, modifyTime time.Time) (err error) {
	filter := bson.D{{"_id", edbDataId}}
	update := bson.D{{"$set", bson.D{{"value", value}, {"modify_time", modifyTime}}}}
	db := NewMgo(utils.MgoDataDbName, "edb_data_calculate", utils.MgoDataCli)
	_, err = db.UpdateOne(filter, update)
	return
}

func DeleteEdbCalculateDataByEdbCodeAndDateList(edbCode string, dataTime []time.Time) (err error) {
	filter := bson.D{{"edb_code", edbCode}, {"data_time", bson.D{{"$in", dataTime}}}}
	db := NewMgo(utils.MgoDataDbName, "edb_data_calculate", utils.MgoDataCli)
	_, err = db.DeleteMany(filter)
	return
}

func DeleteEdbCalculateDataByEdbInfoIdAndDateList(edbInfoId int, dataTime []time.Time) (err error) {
	filter := bson.D{{"edb_info_id", edbInfoId}, {"data_time", bson.D{{"$in", dataTime}}}}
	db := NewMgo(utils.MgoDataDbName, "edb_data_calculate", utils.MgoDataCli)
	_, err = db.DeleteMany(filter)
	return
}

// GetEdbCalculateDataList 获取指标的数据（日期正序返回）
func GetEdbCalculateDataList(endInfoId int, startDate, endDate time.Time) (list []*EdbDataBase, err error) {
	findOptions := options.Find()
	findOptions.SetSort(bson.D{{"data_time", 1}})
	db := NewMgo(utils.MgoDataDbName, "edb_data_calculate", utils.MgoDataCli)
	filter := bson.D{{"edb_info_id", endInfoId}}
	if !startDate.IsZero() {
		filter = append(filter, bson.E{"data_time", bson.M{"$gte": startDate}})
	}
	if !endDate.IsZero() {
		filter = append(filter, bson.E{"data_time", bson.M{"$lte": endDate}})
	}
	ctx := context.TODO()
	//fmt.Printf("edb_info_id %d, start find %v\n", endInfoId, time.Now())
	cur, err := db.Find(filter, findOptions)
	if err != nil {
		return
	}
	//fmt.Printf("end find %v\n", time.Now())
	// Close the cursor once finished
	defer cur.Close(ctx)
	//fmt.Printf("start cur.Next %v\n", time.Now())
	for cur.Next(ctx) {
		// create a value into which the single document can be decoded
		var elem EdbDataBase
		err = cur.Decode(&elem)
		if err != nil {
			return
		}
		elem.DataTime = elem.DataTime.In(time.Local)
		elem.CreateTime = elem.CreateTime.In(time.Local)
		elem.ModifyTime = elem.ModifyTime.In(time.Local)
		list = append(list, &elem)
	}
	//fmt.Printf("end cur.Next %v\n", time.Now())

	if err = cur.Err(); err != nil {
		return
	}
	return
}