package channelSer

import (
	"context"
	"fmt"
	"stat/api/proto"
	"stat/common/utils"
	"stat/middleware/define"
	"stat/models/adminMod"
	channelmod "stat/models/channelmod"
	"stat/models/channelsettlementrecord"
	"time"

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

var (
	SystemStartTime = time.Date(2020, time.January, 1, 0, 0, 0, 0, time.UTC)
)

func SettlementInfoToApplyRecord(src *channelsettlementrecord.ChannelSettlementRecord) *proto.ApplyFormRecord {
	ret := &proto.ApplyFormRecord{
		ID:          src.ID,
		Channel:     src.Channel,
		AppId:       src.AppId,
		BeginTime:   src.BeginTime,
		EndTime:     src.EndTime,
		TotalMoney:  src.TotalMoney,
		SettleMoney: src.SettleMoney,
		Settlement:  src.Settlement,
		Wallet:      src.Wallet,
		PayMoney:    src.PayMoney,
		Usdt:        src.Usdt,
		Status:      src.Status,
		Remark:      "",
		Pictures:    nil,
		UpdatedAt:   src.UpdatedAt,
		CreatedAt:   src.CreatedAt,
	}
	remark := ""
	if len(src.OperateHistory) > 0 {
		remark = src.OperateHistory[0].Remark
		if len(src.OperateHistory) > 1 {
			if remark == "" {
				remark = src.OperateHistory[len(src.OperateHistory)-1].Remark
			} else {
				s := src.OperateHistory[len(src.OperateHistory)-1].Remark
				if s != "" {
					remark += " / " + s
				}
			}
		}
		ret.Pictures = src.OperateHistory[len(src.OperateHistory)-1].Pictures
	}
	ret.Remark = remark

	return ret
}

func SettlementInfoListToApplyForm(lst channelsettlementrecord.ChannelSettlementRecordList) proto.ApplyFormRecordList {
	res := make(proto.ApplyFormRecordList, 0)
	for _, item := range lst {
		a := SettlementInfoToApplyRecord(item)
		res = append(res, a)
	}
	return res
}

func FenToYuanDisplay(fen int64) string {
	return fmt.Sprintf("%.2f", float64(fen)/float64(100))
}

func IndentationDisplay(v int64) string {
	return fmt.Sprintf("%.2f", float64(v)/float64(10000))
}

func CheckAndFixTime(startTime, endTime *time.Time) (*time.Time, *time.Time, error) {
	var start, end *time.Time
	// 开始时间和结束时间
	if endTime == nil {
		e := utils.BeginOfYesterday()
		end = &e
	} else {
		end = endTime
	}
	if startTime == nil {
		start = &SystemStartTime
	} else {
		start = startTime
	}
	//
	if end.After(utils.BeginOfYesterday()) {
		e := utils.BeginOfYesterday()
		end = &e
	}
	if end.Before(*start) {
		return nil, nil, fmt.Errorf("开始和结束的时间区间填写不正确")
	}
	return start, end, nil
}

func GetUpdateSettlementOperateItem(old channelsettlementrecord.ChannelSettlementRecord, update proto.SettlementInfoUpdate2,
	accType define.ActType, account string, accountName string, images []string) channelsettlementrecord.SettlementOperateItem {
	res := channelsettlementrecord.SettlementOperateItem{}
	res.OperateTime = time.Now()
	if update.Remark != nil {
		res.Remark = *update.Remark
	}
	res.OperatorAccountType = accType
	res.OperatorAccount = account
	res.OperatorAccountName = accountName
	res.BeforeStatus = old.Status
	if update.Status != nil && *update.Status != old.Status {
		res.AfterStatus = *update.Status
		res.Content += fmt.Sprintf("状态改变:(%s => %s)\n", old.Status.String(), update.Status.String())
	} else {
		res.AfterStatus = old.Status
	}
	if update.Usdt != nil && *update.Usdt != old.Usdt {
		res.Content += fmt.Sprintf("修改了打款金额(USDT):(%s => %s)\n", FenToYuanDisplay(old.Usdt), FenToYuanDisplay(*update.Usdt))
	}
	if update.PayMoney != nil && *update.PayMoney != old.PayMoney {
		res.Content += fmt.Sprintf("修改了打款金额(CNY):  (%s => %s)\n", FenToYuanDisplay(old.PayMoney), FenToYuanDisplay(*update.PayMoney))
	}
	if update.SettleMoney != nil && *update.SettleMoney != old.SettleMoney {
		res.Content += fmt.Sprintf("修改了申请结算金额:(%s => %s)\n", FenToYuanDisplay(old.SettleMoney), FenToYuanDisplay(*update.SettleMoney))
	}
	for _, img := range images {
		res.Pictures = append(res.Pictures, img)
	}
	return res
}

func GetAccountName(ctx context.Context, accType define.ActType, account string) (string, error) {
	if accType == define.Admin {
		if acc, err := adminMod.FindOneByAccount(ctx, account); err != nil {
			return "", err
		} else {
			return acc.Name, nil
		}
	} else if accType == define.Channel {
		if acc, err := channelmod.FindOneChannelInfo(ctx, bson.M{channelmod.FN.ChannelInfo.Channel: account}); err != nil {
			return "", err
		} else {
			return acc.Channel, nil
		}
	} else {
		return "", fmt.Errorf("error account type: %s", accType)
	}
}