Harden pending cancellation and startup state handling

Include/MyLib/Signals/HITPythonSignalGateway.mqh

@@ -218,25 +218,23 @@ bool TryParseStrictDouble(const string value, double &parsed)
 //| H1候補IDを安全な12桁時刻トークンへ正規化する関数
 //+------------------------------------------------------------------+
 /**
- * @brief Pythonから受け取ったcandidate_idを注文コメントに使える数字だけへ丸めます。
+ * @brief Pythonから受け取ったcandidate_idが厳格な12桁数字の場合だけ採用します。
  */
 string NormalizeTargetCandidateId(const string value)
   {
    string text = TrimText(value);
-   string output = "";
    int length = StringLen(text);
-
-   for(int i = 0; i < length && StringLen(output) < 12; i++)
-     {
-      int ch = StringGetCharacter(text, i);
-      if(IsDecimalDigit(ch))
-         output += StringSubstr(text, i, 1);
-     }
-
-   if(StringLen(output) <= 0)
+   if(length != 12)
       return "0";
 
-   return output;
+   for(int i = 0; i < length; i++)
+     {
+      int ch = StringGetCharacter(text, i);
+      if(!IsDecimalDigit(ch))
+         return "0";
+     }
+
+   return text;
   }
 
 //+------------------------------------------------------------------+
@@ -406,11 +404,13 @@ bool GetTrendState(EAState &state)
    if(ProcessDone && g_ea.load_trend_flg)
      {
       int trend_state;
-      LoadTrendState(trend_state);
-      state.trend_state = trend_state;
-      Print("market_state: ", state.trend_state, " (", MarketStateName(state.trend_state), ")");
-      g_ea.load_trend_flg = false;
-      g_ea.last_trend_update = TimeLocal();
+       LoadTrendState(trend_state);
+       state.trend_state = trend_state;
+       Print("market_state: ", state.trend_state, " (", MarketStateName(state.trend_state), ")");
+       CancelPendingOrdersNotAllowedByTrend(state.trend_state);
+       g_init_entry_pending = true; // Rebuild H1 candidates from the refreshed H4 state.
+       g_ea.load_trend_flg = false;
+       g_ea.last_trend_update = TimeLocal();
      }
    return true;
   }
@@ -685,6 +685,13 @@ void LoadTargetZones(EAState &state)
          datetime candidate_at = 0;
          if(TryParseTargetCandidateTime(state.zone_candidate_id, candidate_at))
             state.target_candidate_at = candidate_at;
+         else if(state.zone_res_chk == 1)
+            {
+             Print("target_zones invalid candidate_id: ", line);
+             FileClose(filehandle);
+             ResetTargetZones(state);
+             return;
+            }
          else
             state.target_candidate_at = 0;
          continue;