package data

import (
	"context"
	"encoding/json"
	"fmt"
	"github.com/shopspring/decimal"
	"matchmaking-system/internal/biz/structure"
	orders "matchmaking-system/internal/data/convert"
	"matchmaking-system/internal/data/tradedeal/share"
	"matchmaking-system/internal/data/tradedeal/virtual"
	"matchmaking-system/internal/pkg/flags"
	"matchmaking-system/internal/pkg/logging/applogger"
	"matchmaking-system/internal/pkg/logging/common"
	models "matchmaking-system/internal/pkg/model"
	"matchmaking-system/internal/pkg/setting"
	"strings"
	"time"
)

// GetBotUserUsPreStockOrder
//
//	@Description: 美股新股申购列表查询
//	@receiver uo
//	@param ctx
//	@param id
//	@return []models.BotUserUsPreStockOrder
//	@return error
func (uo *userOrderRepo) GetBotUserUsPreStockOrder(ctx context.Context, id string) ([]models.BotUserUsPreStockOrder, error) {
	var botUs []models.BotUserUsPreStockOrder
	if err := uo.data.mysqlDB.Table(flags.BotUserUsPreStockOrder).
		Where("pre_stock_id = ?", id).
		Where("status = 3").
		Find(&botUs); err != nil {
		applogger.Error("%v GetBotUserUsPreStockOrder Find:%v", common.ErrSharePre, err)
		return nil, err
	}

	return botUs, nil
}

// GetBotUserUsPreStockOrderByOrderNo
//
//	@Description: 美股新股申购列表查询--OrderNo
//	@receiver uo
//	@param ctx
//	@param code
//	@return []models.BotUserUsPreStockOrder
//	@return error
func (uo *userOrderRepo) GetBotUserUsPreStockOrderByOrderNo(ctx context.Context, code []string) ([]models.BotUserUsPreStockOrder, error) {
	var botUs []models.BotUserUsPreStockOrder
	if err := uo.data.mysqlDB.Table(flags.BotUserUsPreStockOrder).
		In("order_no", code).
		Where("trade_status = 0").
		Where("status = 3").
		Find(&botUs); err != nil {
		applogger.Error("%v GetBotUserUsPreStockOrder Find:%v", common.ErrSharePre, err)
		return nil, err
	}

	return botUs, nil
}

// GetBotUserUsGiveStockOrder
//
//	@Description: 美股赠送股票列表查询
//	@receiver uo
//	@param ctx
//	@param id
func (uo *userOrderRepo) GetBotUserUsGiveStockOrder(ctx context.Context, id string) ([]models.BotUserUsGiveStockOrder, error) {
	var botUs []models.BotUserUsGiveStockOrder
	if err := uo.data.mysqlDB.Table(flags.BotUserUsGiveStockOrder).
		Where("order_no = ?", id).
		Find(&botUs); err != nil {
		applogger.Error("%v GetBotUserUsGiveStockOrder Find:%v", common.ErrSharePre, err)
		return nil, err
	}

	return botUs, nil
}

// GetBotStockList
//
//	@Description: 美股股票代码列表
//	@receiver uo
//	@param ctx
//	@return []models.BotStockList
//	@return error
func (uo *userOrderRepo) GetBotStockList(ctx context.Context) ([]models.BotStockList, error) {
	var data []models.BotStockList
	if err := uo.data.mysqlDB.Table(flags.BotStockList).Find(&data); err != nil {
		applogger.Error("%v GetBotStockList Find:%v", common.ErrSharePre, err)
		return nil, err
	}
	// 清理股票缓存列表
	for _, value := range data {
		strArray := strings.Split(value.StockCode, ":")
		if len(strArray) >= 2 {
			codeOld := strArray[1]
			Reds.HDel(context.Background(), setting.MarketShareUs, codeOld)
			Reds.HDel(context.Background(), setting.MarketShareBlkUs, codeOld)
		}
	}

	return data, nil
}

// CreateBotUserUsPreStockOrder
//
//	@Description: 美股新股申购:开仓--持仓
//	@receiver uo
//	@param ctx
//	@param code
//	@param order
//	@return error
func (uo *userOrderRepo) CreateBotUserUsPreStockOrder(ctx context.Context, code string, order []structure.ShareOrder) error {
	// 同步写入股票列表缓存
	SubscribeUsHSetCodeList(code, false)
	// 处理新股申购数据订单
	session := uo.data.mysqlDB.NewSession()
	defer session.Close()
	err := session.Begin()
	if err != nil {
		applogger.Error("%v CreatBotUserUsPreStockOrder.Begin:%v", common.ErrSharePre, err)
		return flags.ErrMySqlDB
	}
	// 强平阈值
	flatRatio := GetCacheForcedClosure(flags.StockUsSystemSetUpKey, code)
	system := &structure.ShareSystem{
		StrongFlatRatio: flatRatio.String(),
	}
	// 获取开盘时间
	closingTime := SystemTimeGenerate(flags.StockMarketList, flags.UsMarket, time.Now())
	// 初始化订单缓存
	orderMap := make(map[string]share.ShareUsTallyCache)
	for _, value := range order {
		value.System = system
		// 生成订单ID
		var orderId string
		orderId, err = uo.VerifyBotStockTradeOrderId(session)
		if err != nil {
			applogger.Error("%v CreatBotUserUsPreStockOrder.VerifyBotStockTradeOrderId:%v", common.ErrSharePre, err)
			continue
		}
		// 查询账户是否存在,再存更新不存在新增
		var check bool
		check, err = uo.CheckStockUsAmount(ctx, int64(value.UserId), value.StockId, value.OrderNumber, decimal.Zero.String())
		if err != nil || !check {
			applogger.Error("%v CreatBotUserUsPreStockOrder.CheckStockUsAmount:%v", common.ErrSharePre, err)
			continue
		}
		// 写入订单数据表
		trade := orders.BotStockTradePre(ctx, int64(value.UserId), orderId, value)
		if err = uo.CreateBotStockTrade(session, trade); err != nil {
			applogger.Error("%v CreatBotUserUsPreStockOrder.CreateBotStockTrade:%v", common.ErrSharePre, err)
			continue
		}
		// 写入持仓缓存
		resultMsg := share.ShareUsTallyCache{
			UserId:      int64(value.UserId), // 用户Id
			OrderId:     orderId,             // 订单ID
			Symbol:      value.StockId,       // 下单交易对
			OpenPrice:   value.LimitPrice,    // 开仓价格
			Status:      flags.Position,      // 订单状态
			Order:       value,               // 下单信息
			ClosingTime: closingTime,         // 交易下单时间
		}
		orderMap[orderId] = resultMsg
	}

	if err = session.Commit(); err != nil {
		applogger.Error("%v CreatBotUserUsPreStockOrder.Commit:%v", common.ErrSharePre, err)
		return flags.ErrMySqlDB
	}
	// 处理生成订单的持仓缓存
	for _, resultMsg := range orderMap {
		var byteStr []byte
		byteStr, err = json.Marshal(resultMsg)
		if err != nil {
			applogger.Error("%v CreatBotUserUsPreStockOrder.Marshal:%v", common.ErrSharePre, err)
			continue
		}
		// 写入持仓订单缓存
		if err = Reds.HSet(context.Background(), setting.MarketShareUsPosition, resultMsg.OrderId, string(byteStr)).Err(); err != nil {
			continue
		}
		// 写入用户订单订阅缓存
		orderIdKey := virtual.OrderIdListKey(setting.ShareUsSubscribe, resultMsg.UserId)
		if err = share.ShareUsHashUserOrder(Reds, orderIdKey, &resultMsg); err != nil {
			applogger.Error("%v CreatBotUserUsPreStockOrder.ShareUsSubscribe:%v", common.ErrSharePre, err)
			continue
		}
		// 写入管理员订单订阅缓存
		if err = share.ShareUsHashUserOrder(Reds, setting.AdminShareUsSubscribe, &resultMsg); err != nil {
			applogger.Error("%v CreatBotUserUsPreStockOrder.AdminShareUsSubscribe:%v", common.ErrSharePre, err)
			continue
		}
		// TODO: 获取IPO未支付订单缓存，并更新缓存中的持仓订单ID
		keyCache := fmt.Sprintf("%v%v", flags.StockIpoList, resultMsg.Order.OrderNo)
		checkInt, err := Reds.Exists(ctx, keyCache).Result()
		if err != nil {
			continue
		}
		if checkInt > 0 {
			if err = Reds.Set(ctx, keyCache, resultMsg.OrderId, 0).Err(); err != nil {
				applogger.Error("CreatBotUserUsPreStockOrder.Set err:%v", err)
			}
		}
	}

	return nil
}

// CheckStockUsAmount
//
//	@Description: 美股新股申购【创建|更新】用戶资产
//	@receiver uo
//	@param ctx
//	@param userId
//	@param stockId
//	@param usableNum
//	@param frozenNum
//	@return bool
func (uo *userOrderRepo) CheckStockUsAmount(ctx context.Context, userId int64, stockId, usableNum, frozenNum string) (bool, error) {
	var botUserStock []models.BotUserStock
	if err := uo.data.mysqlDB.Table(flags.BotUserStock).
		Where("user_id = ?", userId).
		Where("stock_id = ?", stockId).
		Find(&botUserStock); err != nil {
		applogger.Error("%v CheckStockUsAmount Find:%v", common.ErrSharePre, err)
		return false, err
	}

	var usableNumOld, frozenNumOld decimal.Decimal
	for _, value := range botUserStock {
		usableNumOld = decimal.RequireFromString(value.UsableNum)
		frozenNumOld = decimal.RequireFromString(value.FrozenNum)
	}

	if len(botUserStock) == 0 {
		userStock := orders.CreatBotUserStockPre(ctx, userId, stockId, usableNum, frozenNum)
		_, err := uo.data.mysqlDB.Table(flags.BotUserStock).Insert(&userStock)
		if err != nil {
			applogger.Error("%v CheckStockUsAmount Insert:%v", common.ErrSharePre, err)
			return false, err
		}
	} else {
		usableNumNew := usableNumOld.Add(decimal.RequireFromString(usableNum))
		frozenNumNew := frozenNumOld.Add(decimal.RequireFromString(frozenNum))
		userStock := orders.UpdateBotUserStockPre(ctx, usableNumNew.String(), frozenNumNew.String())

		_, err := uo.data.mysqlDB.Table(flags.BotUserStock).
			Where("user_id = ?", userId).
			Where("stock_id = ?", stockId).
			Update(&userStock)
		if err != nil {
			applogger.Error("%v CheckStockUsAmount Update:%v", common.ErrSharePre, err)
			return false, err
		}
	}

	return true, nil
}

// UpdateShareUsTradeStockId
//
//	@Description: 更新-美股新股申购股票stockId
//	@receiver uo
//	@param ctx
//	@param code
//	@param codeOld
//	@param stock
//	@return error
func (uo *userOrderRepo) UpdateShareUsTradeStockId(ctx context.Context, code, codeOld string) error {
	// 同步写入股票列表缓存
	SubscribeUsHSetCodeList(code, false)
	// 新增到美股缓存列表
	if err := Reds.HSet(context.Background(), setting.MarketShareUs, code, code).Err(); err != nil {
		applogger.Error("%v UpdateShareUsTradeStockId.HSet.MarketShareUs:%v", common.ErrSharePre, err)
		return flags.ErrCacheDB
	}

	session := uo.data.mysqlDB.NewSession()
	defer session.Close()
	err := session.Begin()
	if err != nil {
		applogger.Error("%v UpdateShareUsTradeStockId.Begin:%v", common.ErrSharePre, err)
		return flags.ErrMySqlDB
	}

	// 1、更新订单股票代码
	var userStockTrade []models.BotStockTrade
	if err = session.Table(flags.BotStockTrade).Where("stock_id =?", codeOld).Find(&userStockTrade); err != nil {
		return flags.ErrMySqlDB
	}
	for _, value := range userStockTrade {
		value.StockId = code
		// 1、更新订单信息
		inCheck, err := session.Table(flags.BotStockTrade).Where("trade_id =?", value.TradeId).Update(&value)
		if err != nil || inCheck <= 0 {
			continue
		}
		// 2、处理缓存订单
		orderMap, err := Reds.HGet(context.Background(), setting.AdminShareUsSubscribe, value.OrderId).Result()
		if err != nil {
			continue
		}
		var entrustJson share.ShareUsTallyCache
		if err = json.Unmarshal([]byte(orderMap), &entrustJson); err != nil {
			continue
		}
		var entrust *share.ShareUsTallyCache
		entrust = &entrustJson
		if entrust == nil {
			continue
		}
		entrust.Symbol = code
		entrust.Order.StockId = code
		// 3、处理挂单|持仓|用户订阅|管理员订阅缓存数据
		switch value.Status {
		case 0: // 挂单
			if err = share.ShareUsHashUserOrder(Reds, setting.MarketShareUsEntrust, entrust); err != nil {
				continue
			}
		case 1: // 持仓
			if err = share.ShareUsHashUserOrder(Reds, setting.MarketShareUsPosition, entrust); err != nil {
				continue
			}
		default:
			continue
		}
		// 更新用户订阅缓存
		if err = share.ShareUsHashUserOrder(Reds, fmt.Sprintf("%v-%v", setting.ShareUsSubscribe, entrust.UserId), entrust); err != nil {
			continue
		}
		// 更新管理员订阅缓存
		if err = share.ShareUsHashUserOrder(Reds, setting.AdminShareUsSubscribe, entrust); err != nil {
			continue
		}
	}
	// 2、更新资产表股票代码
	var userStock []models.BotUserStock
	if err = session.Table(flags.BotUserStock).Where("stock_id =?", codeOld).Find(&userStock); err != nil {
		return flags.ErrMySqlDB
	}
	for _, value := range userStock {
		value.StockId = code
		inCheck, err := session.Table(flags.BotUserStock).Where("id =?", value.Id).Update(&value)
		if err != nil || inCheck <= 0 {
			applogger.Error("%v UpdateShareUsTradeStockId bot_user_stock err:%v", common.ErrSharePre, err)
			continue
		}
	}
	// 3、更新资产表日志股票代码
	var userStockLog []models.BotUserStockLog
	if err = session.Table(flags.BotUserStockLog).Where("stock_id =?", codeOld).Find(&userStockLog); err != nil {
		return flags.ErrMySqlDB
	}
	for _, value := range userStockLog {
		value.StockId = code
		inCheck, err := session.Table(flags.BotUserStockLog).Where("id =?", value.Id).Update(&value)
		if err != nil || inCheck <= 0 {
			applogger.Error("%v UpdateShareUsTradeStockId BotUserStockLog err:%v", common.ErrSharePre, err)
			continue
		}
	}

	if err = session.Commit(); err != nil {
		applogger.Error("%v UpdateShareUsTradeStockId.Commit:%v", common.ErrSharePre, err)
		return flags.ErrMySqlDB
	}

	return nil
}