refactor:

Include/MyIncludes/Fibonacci_WMA_Calculator.mqh

@@ -9,7 +9,7 @@
 
 //+==================================================================+
 //|                                                                  |
-//|             CLASS 1: CFibonacciWMACalculator (Standard)          |
+//|             CLASS 1: CFibonacciWMACalculator (Base Class)        |
 //|                                                                  |
 //+==================================================================+
 class CFibonacciWMACalculator
@@ -52,7 +52,6 @@ bool CFibonacciWMACalculator::Init(int period)
    ArrayResize(m_weights, m_period);
    m_weight_sum = 0;
 
-//--- Generate Fibonacci numbers
    long fib_numbers[];
    ArrayResize(fib_numbers, m_period);
 
@@ -70,14 +69,13 @@ bool CFibonacciWMACalculator::Init(int period)
         }
      }
 
-//--- Assign weights in REVERSE order (largest weight for most recent price)
    for(int i = 0; i < m_period; i++)
      {
       m_weights[i] = (double)fib_numbers[m_period - 1 - i];
       m_weight_sum += m_weights[i];
      }
 
-   return (m_weight_sum != 0);
+   return (m_weight_sum > 0);
   }
 
 //+------------------------------------------------------------------+
@@ -87,7 +85,6 @@ void CFibonacciWMACalculator::Calculate(int rates_total, ENUM_APPLIED_PRICE pric
   {
    if(rates_total < m_period)
       return;
-
    if(!PreparePriceSeries(rates_total, price_type, open, high, low, close))
       return;
 
@@ -96,7 +93,6 @@ void CFibonacciWMACalculator::Calculate(int rates_total, ENUM_APPLIED_PRICE pric
       double weighted_sum = 0;
       for(int j = 0; j < m_period; j++)
         {
-         //--- Corrected Logic: Most recent price (i-j) gets the highest weight (weights[j])
          weighted_sum += m_price[i - j] * m_weights[j];
         }
       wma_out[i] = weighted_sum / m_weight_sum;
@@ -104,16 +100,13 @@ void CFibonacciWMACalculator::Calculate(int rates_total, ENUM_APPLIED_PRICE pric
   }
 
 //+------------------------------------------------------------------+
-//| CFibonacciWMACalculator: Prepares the source price series.       |
+//| CFibonacciWMACalculator: Prepares the standard source price.     |
 //+------------------------------------------------------------------+
 bool CFibonacciWMACalculator::PreparePriceSeries(int rates_total, ENUM_APPLIED_PRICE price_type, const double &open[], const double &high[], const double &low[], const double &close[])
   {
    ArrayResize(m_price, rates_total);
    switch(price_type)
      {
-      case PRICE_CLOSE:
-         ArrayCopy(m_price, close, 0, 0, rates_total);
-         break;
       case PRICE_OPEN:
          ArrayCopy(m_price, open, 0, 0, rates_total);
          break;
@@ -133,10 +126,11 @@ bool CFibonacciWMACalculator::PreparePriceSeries(int rates_total, ENUM_APPLIED_P
          break;
       case PRICE_WEIGHTED:
          for(int i=0; i<rates_total; i++)
-            m_price[i] = (high[i]+low[i]+close[i]+close[i])/4.0;
+            m_price[i] = (high[i]+low[i]+2*close[i])/4.0;
          break;
       default:
-         return false;
+         ArrayCopy(m_price, close, 0, 0, rates_total);
+         break;
      }
    return true;
   }
@@ -152,16 +146,14 @@ private:
    CHeikinAshi_Calculator m_ha_calculator;
 
 protected:
-   virtual bool      PreparePriceSeries(int rates_total, ENUM_APPLIED_PRICE price_type, const double &open[], const double &high[], const double &low[], const double &close[]);
+   virtual bool      PreparePriceSeries(int rates_total, ENUM_APPLIED_PRICE price_type, const double &open[], const double &high[], const double &low[], const double &close[]) override;
   };
 
 //+------------------------------------------------------------------+
-//| CFibonacciWMACalculator_HA: Prepares the source price series.    |
+//| CFibonacciWMACalculator_HA: Prepares the HA source price series. |
 //+------------------------------------------------------------------+
 bool CFibonacciWMACalculator_HA::PreparePriceSeries(int rates_total, ENUM_APPLIED_PRICE price_type, const double &open[], const double &high[], const double &low[], const double &close[])
   {
-   ArrayResize(m_price, rates_total);
-
    double ha_open[], ha_high[], ha_low[], ha_close[];
    ArrayResize(ha_open, rates_total);
    ArrayResize(ha_high, rates_total);
@@ -169,7 +161,35 @@ bool CFibonacciWMACalculator_HA::PreparePriceSeries(int rates_total, ENUM_APPLIE
    ArrayResize(ha_close, rates_total);
    m_ha_calculator.Calculate(rates_total, open, high, low, close, ha_open, ha_high, ha_low, ha_close);
 
-   ArrayCopy(m_price, ha_close, 0, 0, rates_total);
+//--- CORRECTED: Use the selected price_type from the HA candles ---
+   ArrayResize(m_price, rates_total);
+   switch(price_type)
+     {
+      case PRICE_OPEN:
+         ArrayCopy(m_price, ha_open, 0, 0, rates_total);
+         break;
+      case PRICE_HIGH:
+         ArrayCopy(m_price, ha_high, 0, 0, rates_total);
+         break;
+      case PRICE_LOW:
+         ArrayCopy(m_price, ha_low, 0, 0, rates_total);
+         break;
+      case PRICE_MEDIAN:
+         for(int i=0; i<rates_total; i++)
+            m_price[i] = (ha_high[i]+ha_low[i])/2.0;
+         break;
+      case PRICE_TYPICAL:
+         for(int i=0; i<rates_total; i++)
+            m_price[i] = (ha_high[i]+ha_low[i]+ha_close[i])/3.0;
+         break;
+      case PRICE_WEIGHTED:
+         for(int i=0; i<rates_total; i++)
+            m_price[i] = (ha_high[i]+ha_low[i]+2*ha_close[i])/4.0;
+         break;
+      default:
+         ArrayCopy(m_price, ha_close, 0, 0, rates_total);
+         break;
+     }
    return true;
   }
 //+------------------------------------------------------------------+