from core.strategy_db import TradeTarget
from core.util import getStockPosition, is_trading_time, queryPendingOrder

from xtquant import xttrader, xtconstant
from xtquant.xttype import StockAccount, XtOrder, XtTrade
import sfgrid_constants
import datetime


class StockTradeController:

    def __init__(self, tradeTarget: TradeTarget, xt_trader: xttrader.XtQuantTrader, account: StockAccount, enabled: bool = False):
        self.tradeTarget = tradeTarget
        self.xt_trader: xttrader.XtQuantTrader = xt_trader
        self.account:StockAccount = account
        self.enabledTrading(self.tradeTarget.enabled)
    
    def getName(self):
        return "SFGRID"


    def enabledTrading(self, enabled: bool):
        self.tradeTarget.enabled = enabled
        self.tradeTarget.save()
        pendingOrders = queryPendingOrder(self.tradeTarget.stock_code,self.getName(), self.xt_trader,self.account)
        
        if len(pendingOrders) > 0:
            print(f'  |- 已存在{len(pendingOrders)}订单，全部取消，按需要重下。')
            for order in pendingOrders:
                self.xt_trader.cancel_order_stock(self.account, order.order_id)

        if enabled:
            print(f"  |- 标的{self.tradeTarget.targetName()}交易启动, position {self.tradeTarget.current_position}")
            # 建仓状态检查
            if self.tradeTarget.current_position == 0 and self.tradeTarget.status == 0:
                self.tradeTarget.grid_index = 1
                self.tradeTarget.save()
                self.init_stock_position()
                print(f"  |- 标的{self.tradeTarget.targetName()}建初始仓 买单已发出 InitBuyOrderId: {self.initBuyOrderId} Price: {sfgrid_constants.grid_price[self.tradeTarget.grid_index]} Volume: {sfgrid_constants.grid_volume}")
            else:
                # 交易阶段，检查仓位，检查现有订单
                print(f"  |- 标的{self.tradeTarget.targetName()}已有仓位或非初始状态 无需建初始仓 当前仓位: {self.tradeTarget.current_position} 状态: {self.tradeTarget.status}")
                minRequirePosition:int = sfgrid_constants.grid_volume * self.tradeTarget.grid_index
                if minRequirePosition <= self.tradeTarget.current_position:
                    print(f'  |- 仓位检查: 持仓需求充足, (gridVolume*gridIndex)={minRequirePosition}, 当前持仓：{self.tradeTarget.current_position}')
                else:
                    print(f'  |- 仓位检查: 持仓需求不足, (gridVolume*gridIndex)={minRequirePosition}, 当前持仓：{self.tradeTarget.current_position}')
                if is_trading_time():
                    self.two_way_order(True, True)


    def isEnabled(self) -> bool:
        return self.tradeTarget.enabled

    def onDataUpdate(self, data):
        if self.isEnabled():
            print(f"\n标的{self.tradeTarget.stock_code}-{self.tradeTarget.stock_name} 行情数据更新 {data[self.tradeTarget.stock_code]}")
    
    def onOrderUpdate(self, order:XtOrder):
        pass

    def onOrderTrade(self, trade:XtTrade):
        indicator = False
        if self.tradeTarget.status == 0 and trade.order_id == self.initBuyOrderId :
            # 此时为建仓成交
            self.tradeTarget.current_position += trade.traded_volume # 当前持仓数，账户原有持仓不在策略范围内
            self.tradeTarget.last_trade_price = trade.traded_price
            self.tradeTarget.grid_index = 1
            self.tradeTarget.status = 1
            self.tradeTarget.save()
            print(f"|- 标的{self.tradeTarget.stock_code}-{self.tradeTarget.stock_name} 建初始仓订单ID: {self.initBuyOrderId}已成交 ")
            print(f'   成交价: {trade.traded_price} 成交量: {trade.traded_volume}')
            print(f'   当前持仓: {getStockPosition(self.tradeTarget.stock_code, self.xt_trader, self.account)}')
            print(f'   网格坐标: {self.tradeTarget.grid_index}')
            indicator = True # 双向下单
        elif trade.order_id == self.tradeTarget.current_sell_order_no and self.tradeTarget.status == 1:
            # 上涨一格：此时空单成交
            self.tradeTarget.current_position -= trade.traded_volume
            self.tradeTarget.last_trade_price = trade.traded_price
            self.tradeTarget.grid_index -= 1
            self.tradeTarget.save()
            print(f"|- 标的{self.tradeTarget.stock_code}-{self.tradeTarget.stock_name} 上涨 卖单已成交 订单ID: {self.tradeTarget.current_sell_order_no} Price: {sfgrid_constants.grid_price[self.tradeTarget.grid_index]} Volume: {sfgrid_constants.grid_volume} 手续费: {trade.commission}\n")
            print(f'   成交价: {trade.traded_price} 成交量: {trade.traded_volume}')
            print(f'   当前持仓: {getStockPosition(self.tradeTarget.stock_code, self.xt_trader, self.account)}')
            print(f'   网格坐标: {self.tradeTarget.grid_index}')
            cancelResult = self.xt_trader.cancel_order_stock(self.account, self.tradeTarget.current_sell_order_no)
            print(f'   上涨一格，空单成交，对侧买单已撤单 cancelResult: {cancelResult == 0}')
            indicator = True # 双向下单
        elif trade.order_id == self.tradeTarget.current_buy_order_no and self.tradeTarget.status == 1:
            # 下跌一格：此时多单成交
            self.tradeTarget.current_position += trade.traded_volume
            self.tradeTarget.last_trade_price = trade.traded_price
            self.tradeTarget.grid_index += 1
            self.tradeTarget.save()
            print(f"|- 标的{self.tradeTarget.stock_code}-{self.tradeTarget.stock_name} 下跌 买单已成交 订单ID: {self.tradeTarget.current_buy_order_no} Price: {trade.traded_price} Volume: {sfgrid_constants.grid_volume} 手续费: {trade.commission}")
            print(f'   成交价: {trade.traded_price} 成交量: {trade.traded_volume}')
            print(f'   当前持仓: {getStockPosition(self.tradeTarget.stock_code, self.xt_trader, self.account)}')
            print(f'   网格坐标: {self.tradeTarget.grid_index}')
            cancelResult = self.xt_trader.cancel_order_stock(self.account, self.tradeTarget.current_buy_order_no)
            print(f'   下跌一格，多单成交，对侧卖单已撤单 cancelResult: {cancelResult == 0}')
            indicator = True # 双向下单
        else:
            # 打印订单信息和订单状态
            print(f'|- 非策略内部订单，或订单状态不满足监控条件 {trade.order_id} {trade.stock_code}-{trade.instrument_name} {trade.commission}')

        if indicator and self.isEnabled() and is_trading_time():
            print(f'goto two way order')
            self.two_way_order(True, True) # 双向下单


    # Description: 新标的，建基础仓
    def init_stock_position(self):
        self.initBuyOrderId = self.xt_trader.order_stock(
            self.account, 
            self.tradeTarget.stock_code, 
            xtconstant.STOCK_BUY, 
            sfgrid_constants.grid_volume,
            xtconstant.FIX_PRICE,
            sfgrid_constants.grid_price[self.tradeTarget.grid_index], 
            'sf_grid', f'{self.tradeTarget.stock_code}_init_buy')
        print(f"|- 标的{self.tradeTarget.stock_code}-{self.tradeTarget.stock_name} 建初始仓 买单已发出 InitBuyOrderId: {self.initBuyOrderId} Price: {sfgrid_constants.grid_price[self.tradeTarget.grid_index]} Volume: {sfgrid_constants.grid_volume}\n")


    # Description: 网格跳格，双向下单
    def two_way_order(self, buy, sell):

        if buy and self.tradeTarget.grid_index+1 < len(sfgrid_constants.grid_price): # 价格没有超过网格下边界，可以下多单
            currentPrice = sfgrid_constants.grid_price[self.tradeTarget.grid_index]
            buyPrice = sfgrid_constants.grid_price[self.tradeTarget.grid_index+1]
            self.tradeTarget.current_buy_order_no = self.xt_trader.order_stock(
                        self.account, 
                        self.tradeTarget.stock_code, 
                        xtconstant.STOCK_BUY, 
                        sfgrid_constants.grid_volume,
                        xtconstant.FIX_PRICE,
                        buyPrice,
                        self.getName(), # strategy_name
                        f'{self.tradeTarget.stock_code}_grid_down_{self.tradeTarget.grid_index}_{currentPrice}_{buyPrice}' # remark
                        )
            self.tradeTarget.current_buy_price = buyPrice
            print(f'  |- 下网格多单 OrderId {self.tradeTarget.current_buy_order_no}, 网格基准价 {currentPrice}, 下单价 {buyPrice}, 下单量 {sfgrid_constants.grid_volume}')
        
        if sell and self.tradeTarget.grid_index-1 >=0: # 价格没有超过网格上边界，可以下空单
            currentPrice = sfgrid_constants.grid_price[self.tradeTarget.grid_index]
            sellPrice = sfgrid_constants.grid_price[self.tradeTarget.grid_index-1]
            self.tradeTarget.current_sell_order_no = self.xt_trader.order_stock(
                        self.account, 
                        self.tradeTarget.stock_code, 
                        xtconstant.STOCK_SELL, 
                        sfgrid_constants.grid_volume,
                        xtconstant.FIX_PRICE,
                        sellPrice, 
                        self.getName(), f'{self.tradeTarget.stock_code}_grid_up_{self.tradeTarget.grid_index}_{currentPrice}_{sellPrice}')
            self.tradeTarget.current_sell_price = sellPrice
            print(f'  |- 下网格空单 OrderId {self.tradeTarget.current_sell_order_no}, 网格基准价 {currentPrice}, 下单价 {sellPrice}, 下单量 {sfgrid_constants.grid_volume}')
        self.tradeTarget.save()