//+------------------------------------------------------------------+
//|                                                      monitor.mq4 |
//|                                  Copyright 2025, MetaQuotes Ltd. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, MetaQuotes Ltd."
#property link      "https://www.mql5.com"
#property version   "1.00"
#property strict

// 定義全局變量芽卿，用于記錄上一次訂單數(shù)量
int lastOrderCount = 0;

// 初始化函數(shù)
int OnInit()
{
    lastOrderCount = OrdersTotal(); // 獲取當(dāng)前訂單總數(shù)
    return INIT_SUCCEEDED;
}

// 每個 Tick 執(zhí)行一次
void OnTick()
{
    // 獲取當(dāng)前訂單總數(shù)
    int currentOrderCount = OrdersTotal();

    // 如果訂單數(shù)量增加，說明有新訂單
    if (currentOrderCount > lastOrderCount)
    {
        // 遍歷訂單北苟，找到新開的訂單
        for (int i = 0; i < OrdersTotal(); i++)
        {
            if (OrderSelect(i, SELECT_BY_POS, MODE_TRADES)) // 選擇訂單
            {
                // 檢查訂單是否是新訂單
                if (OrderOpenTime() > TimeCurrent() - 10) // 假設(shè)訂單在最近 10 秒內(nèi)打開
                {
                    // 獲取訂單信息
                    string symbol = OrderSymbol();
                    double lotSize = OrderLots();
                    double price = OrderOpenPrice();
                    string orderType = (OrderType() == OP_BUY) ? "BUY" : "SELL";

                    // 轉(zhuǎn)換開單時間為UTC時間
                    datetime openTimeUTC = OrderOpenTime() - TimeGMTOffset();
                    string openTimeUTCStr = TimeToString(openTimeUTC, TIME_DATE | TIME_MINUTES);

                    // 打印日志（可選）
                    PrintFormat("New Order Detected: %s %s Lot: %.2f Price: %.5f Open Time (UTC): %s",
                                orderType, symbol, lotSize, price, openTimeUTCStr);

                    // 定義 API 地址
                    string apiUrl = "http://127.0.0.1:8000/api/ainance/mt/receive_order";

                    // 將訂單信息發(fā)送到 HTTP API
                    SendOrderToAPI(apiUrl, symbol, lotSize, price, orderType, openTimeUTCStr);
                }
            }
        }
    }

    // 更新訂單數(shù)量
    lastOrderCount = currentOrderCount;
}

// 發(fā)送訂單信息到 HTTP API 的函數(shù)
void SendOrderToAPI(string url, string symbol, double lotSize, double price, string orderType, string openTimeUTC)
{
   // 構(gòu)造 JSON 數(shù)據(jù)
   string jsonData = StringFormat(
       "{\"symbol\": \"%s\", \"lot_size\": %.2f, \"price\": %.5f, \"order_type\": \"%s\", \"open_time_utc\": \"%s\"}",
       symbol, lotSize, price, orderType, openTimeUTC
   );

   // 將 JSON 數(shù)據(jù)轉(zhuǎn)換為 UTF-8 編碼的字符數(shù)組
   char postData[];
   ArrayResize(postData, 0); // 清空數(shù)組
   StringToCharArray(jsonData, postData, 0, StringLen(jsonData), CP_UTF8);

   // 設(shè)置請求頭
   string headers = "Content-Type: application/json";

   // 發(fā)送 HTTP 請求
   char result[];
   string resultHeaders;
   string cookie = "";
   int timeout = 5000;

   int responseCode = WebRequest("POST", url, headers, cookie, timeout, postData, ArraySize(postData), result, resultHeaders);
   if (responseCode == 200)
   {
      // 請求成功掌桩，解析響應(yīng)內(nèi)容
      string response = CharArrayToString(result);
      Print("數(shù)據(jù)發(fā)送成功圆凰，后端返回：", response);
   }
   else
   {
      // 請求失敗，打印錯誤信息
      PrintFormat("HTTP 請求失敗褒翰！響應(yīng)代碼：%d欲间，錯誤代碼：%d", responseCode, GetLastError());
      Print("Response Headers: ", resultHeaders);
   }
}