//+------------------------------------------------------------------+
//|                               BiDirectional_Weighted_Vol_v4_UI.mq5|
//|                          Telif Hakkı 2025, Gemini AI & A.SARIHAN |
//|                "ACCME UI Style - Ağırlıklı Fiyat Merkezli Split ATR"|
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, Gemini AI & A.SARIHAN"
#property link      "https://www.mql5.com"
#property version   "4.00" // UI Update: ACCME Style
#property strict
#property indicator_separate_window
#property indicator_buffers 4
#property indicator_plots   2

//--- Plot Ayarları
#property indicator_label1  "Upper Vol (Bear SL)"
#property indicator_type1   DRAW_LINE
#property indicator_color1  clrLimeGreen
#property indicator_style1  STYLE_SOLID
#property indicator_width1  2

#property indicator_label2  "Lower Vol (Bull SL)"
#property indicator_type2   DRAW_LINE
#property indicator_color2  clrRed
#property indicator_style2  STYLE_SOLID
#property indicator_width2  2

//==================================================================//
// BÖLÜM 1: GİRİŞ PARAMETRELERİ
//==================================================================//
input group             "Hesaplama Ayarları";
input int               InpPeriod      = 14;          // Periyot
input bool              InpUseRMA      = true;        // True: ATR (RMA), False: SMA

input group             "Panel Ayarları (ACCME Style)";
input bool              InpShowPanel   = true;        // Paneli Göster
input int               InpPanelX      = 20;          // Panel X Konumu
input int               InpPanelY      = 40;          // Panel Y Konumu

//==================================================================//
// PANEL TASARIM SABİTLERİ (ACCME DARK THEME)
//==================================================================//
#define PANEL_W 300
#define PANEL_H 250 // İndikatör için biraz daha kompakt
#define UI_PREFIX "BDV_UI_"

// Renk Paleti (ACCME Gold/Dark)
#define CLR_BG_MAIN     C'30,40,45'   // Ana Arka Plan (Koyu Mavi-Gri)
#define CLR_BG_BOX      C'20,28,32'   // Veri Kutusu Arka Planı
#define CLR_BORDER      C'60,70,75'   // İnce Çerçeve
#define CLR_TEXT_LBL    C'160,170,180'// Etiket Rengi
#define CLR_TEXT_VAL    clrWhite      // Değer Rengi
#define CLR_ACCENT      clrGold       // Başlık Rengi
#define CLR_UP          clrLime       // Yükseliş/Pozitif
#define CLR_DOWN        C'255,80,80'  // Düşüş/Negatif
#define CLR_NEUTRAL     clrSilver     // Nötr

//==================================================================//
// GLOBAL DEĞİŞKENLER & TAMPONLAR
//==================================================================//
double BufferUpVol[];   // Yukarı Volatilite
double BufferDownVol[]; // Aşağı Volatilite (Negatif çizim için)
double BufferRawUp[];   // Ham Hesaplama
double BufferRawDown[]; // Ham Hesaplama

//==================================================================//
// BÖLÜM 2: GÖRSEL ARAYÜZ SINIFI (CDisplay)
//==================================================================//
class CDisplay
{
private:
   void CreateRect(string name, int x, int y, int w, int h, color bg, color border=clrNONE)
   {
      string objName = UI_PREFIX + name;
      if(ObjectFind(0, objName) < 0) ObjectCreate(0, objName, OBJ_RECTANGLE_LABEL, 0, 0, 0);
      ObjectSetInteger(0, objName, OBJPROP_XDISTANCE, x);
      ObjectSetInteger(0, objName, OBJPROP_YDISTANCE, y);
      ObjectSetInteger(0, objName, OBJPROP_XSIZE, w);
      ObjectSetInteger(0, objName, OBJPROP_YSIZE, h);
      ObjectSetInteger(0, objName, OBJPROP_BGCOLOR, bg);
      ObjectSetInteger(0, objName, OBJPROP_BORDER_TYPE, BORDER_FLAT);
      ObjectSetInteger(0, objName, OBJPROP_COLOR, border);
      ObjectSetInteger(0, objName, OBJPROP_CORNER, CORNER_LEFT_UPPER);
      ObjectSetInteger(0, objName, OBJPROP_WIDTH, 1);
      ObjectSetInteger(0, objName, OBJPROP_BACK, false);
      ObjectSetInteger(0, objName, OBJPROP_SELECTABLE, false);
      ObjectSetInteger(0, objName, OBJPROP_ZORDER, 10);
   }

   void CreateLabel(string name, string text, int x, int y, color c, int size=8, string font="Verdana", bool bold=false)
   {
      string objName = UI_PREFIX + name;
      if(ObjectFind(0, objName) < 0) ObjectCreate(0, objName, OBJ_LABEL, 0, 0, 0);
      ObjectSetInteger(0, objName, OBJPROP_XDISTANCE, x);
      ObjectSetInteger(0, objName, OBJPROP_YDISTANCE, y);
      ObjectSetString(0, objName, OBJPROP_TEXT, text);
      ObjectSetInteger(0, objName, OBJPROP_COLOR, c);
      ObjectSetInteger(0, objName, OBJPROP_FONTSIZE, size);
      if(bold) ObjectSetString(0, objName, OBJPROP_FONT, font + " Bold");
      else ObjectSetString(0, objName, OBJPROP_FONT, font);
      ObjectSetInteger(0, objName, OBJPROP_CORNER, CORNER_LEFT_UPPER);
      ObjectSetInteger(0, objName, OBJPROP_BACK, false);
      ObjectSetInteger(0, objName, OBJPROP_SELECTABLE, false);
      ObjectSetInteger(0, objName, OBJPROP_ZORDER, 11);
   }

public:
   void Init()
   {
      if(!InpShowPanel) return;

      // 1. Ana Çerçeve
      CreateRect("MainBG", InpPanelX, InpPanelY, PANEL_W, PANEL_H, CLR_BG_MAIN, CLR_BORDER);
      
      // 2. Başlık
      CreateLabel("Header", "SPLIT VOLATILITY v4", InpPanelX + 15, InpPanelY + 10, CLR_ACCENT, 9, "Verdana", true);

      int y = InpPanelY + 40;
      int x_lbl = InpPanelX + 15;
      int x_box = InpPanelX + 15;
      int box_w = PANEL_W - 30;
      
      // --- KUTU 1: PİYASA DURUMU ---
      CreateLabel("Lbl_Gen", "PİYASA DURUMU", x_lbl, y, CLR_TEXT_LBL, 7);
      y += 15;
      CreateRect("Box_Gen", x_box, y, box_w, 55, CLR_BG_BOX, CLR_BORDER);
      
      CreateLabel("Val_Symbol", "Symbol: --", x_box + 10, y + 5, CLR_TEXT_VAL);
      CreateLabel("Val_Time", "Time: --:--", x_box + 140, y + 5, CLR_TEXT_VAL);
      CreateLabel("Val_Status", "YÖN: --", x_box + 10, y + 22, CLR_TEXT_VAL, 9, "Verdana", true); 
      CreateLabel("Val_Ratio", "Fark: %0", x_box + 140, y + 22, CLR_TEXT_VAL, 8);

      y += 65; 

      // --- KUTU 2: SL MESAFELERİ (SEKANAS) ---
      CreateLabel("Lbl_SL", "SL MESAFELERİ (Sekanas)", x_lbl, y, CLR_TEXT_LBL, 7);
      y += 15;
      CreateRect("Box_SL", x_box, y, box_w, 60, CLR_BG_BOX, CLR_BORDER);
      
      // Short SL Satırı
      CreateLabel("Lbl_Short", "SHORT SL (Up):", x_box + 10, y + 10, CLR_TEXT_LBL);
      CreateLabel("Val_Short", "0.00 sk", x_box + 120, y + 10, CLR_UP, 10, "Consolas", true); // LimeGreen
      
      // Long SL Satırı
      CreateLabel("Lbl_Long", "LONG SL (Down):", x_box + 10, y + 32, CLR_TEXT_LBL);
      CreateLabel("Val_Long", "0.00 sk", x_box + 120, y + 32, CLR_DOWN, 10, "Consolas", true); // Red

      // Footer
      CreateLabel("Footer", "Bi-Directional Weighted Logic", InpPanelX + 15, InpPanelY + PANEL_H - 15, clrGray, 7, "Arial Italic");
   }

   void Update(string symbol, double up_val, double down_val, double price)
   {
      if(!InpShowPanel) return;

      // 1. Sekanas Hesabı: (Değer / Fiyat) * 10000
      double sek_up = 0.0, sek_down = 0.0;
      if(price > 0)
      {
         sek_up   = (up_val / price) * 10000.0;
         sek_down = (down_val / price) * 10000.0;
      }

      // 2. Durum Belirleme
      string statusTxt = "DENGELİ";
      color statusClr = CLR_NEUTRAL;
      double diff_percent = 0.0;
      
      double total = sek_up + sek_down;
      if(total > 0) diff_percent = ((sek_up - sek_down) / total) * 100.0;

      if(sek_up > sek_down * 1.1) { statusTxt = "BASKIN: YUKARI"; statusClr = CLR_UP; }
      else if(sek_down > sek_up * 1.1) { statusTxt = "BASKIN: AŞAĞI"; statusClr = CLR_DOWN; }

      // --- GUI GÜNCELLEME ---
      
      // Box 1
      ObjectSetString(0, UI_PREFIX + "Val_Symbol", OBJPROP_TEXT, symbol);
      ObjectSetString(0, UI_PREFIX + "Val_Time", OBJPROP_TEXT, TimeToString(TimeCurrent(), TIME_MINUTES));
      ObjectSetString(0, UI_PREFIX + "Val_Status", OBJPROP_TEXT, statusTxt);
      ObjectSetInteger(0, UI_PREFIX + "Val_Status", OBJPROP_COLOR, statusClr);
      ObjectSetString(0, UI_PREFIX + "Val_Ratio", OBJPROP_TEXT, StringFormat("Skew: %+.1f%%", diff_percent));

      // Box 2 (Değerler)
      ObjectSetString(0, UI_PREFIX + "Val_Short", OBJPROP_TEXT, StringFormat("%.2f sk", sek_up));
      ObjectSetString(0, UI_PREFIX + "Val_Long", OBJPROP_TEXT, StringFormat("%.2f sk", sek_down));
   }
   
   void Destroy()
   {
      ObjectsDeleteAll(0, UI_PREFIX);
   }
};

CDisplay g_display;

//==================================================================//
// BÖLÜM 3: STANDART INDIKATOR FONKSIYONLARI
//==================================================================//
int OnInit()
{
   SetIndexBuffer(0, BufferUpVol, INDICATOR_DATA);
   SetIndexBuffer(1, BufferDownVol, INDICATOR_DATA);
   SetIndexBuffer(2, BufferRawUp, INDICATOR_CALCULATIONS);
   SetIndexBuffer(3, BufferRawDown, INDICATOR_CALCULATIONS);

   string short_name = StringFormat("Bi-Dir Vol (%d)", InpPeriod);
   IndicatorSetString(INDICATOR_SHORTNAME, short_name);
   IndicatorSetInteger(INDICATOR_DIGITS, 1);
   IndicatorSetDouble(INDICATOR_LEVELVALUE, 0, 0.0);
   
   PlotIndexSetDouble(0, PLOT_EMPTY_VALUE, 0.0);
   PlotIndexSetDouble(1, PLOT_EMPTY_VALUE, 0.0);

   // Paneli Başlat
   g_display.Init();

   return(INIT_SUCCEEDED);
}

void OnDeinit(const int reason)
{
   g_display.Destroy();
   ChartRedraw(0);
}

int OnCalculate(const int rates_total,
                const int prev_calculated,
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
{
   if(rates_total < InpPeriod + 1) return(0);

   int start = prev_calculated - 1;
   if(start < 1) start = 1; 

   // --- HESAPLAMA DÖNGÜSÜ ---
   for(int i = start; i < rates_total; i++)
   {
      // 1. Pivot ve Ham Sapma
      double weighted_pivot = (high[i] + low[i] + 2.0 * close[i]) / 4.0;
      
      double raw_up = high[i] - weighted_pivot;
      if(raw_up < 0) raw_up = 0; 

      double raw_down = weighted_pivot - low[i];
      if(raw_down < 0) raw_down = 0;

      BufferRawUp[i] = raw_up;
      BufferRawDown[i] = raw_down;

      // 2. Yumuşatma (Smoothing)
      double smoothed_up = 0.0;
      double smoothed_down = 0.0;

      if(i < InpPeriod)
      {
         BufferUpVol[i] = 0.0;
         BufferDownVol[i] = 0.0;
         
         if(i == InpPeriod - 1)
         {
            double sum_u = 0, sum_d = 0;
            for(int k = 0; k < InpPeriod; k++) 
            {
               sum_u += BufferRawUp[i-k];
               sum_d += BufferRawDown[i-k];
            }
            smoothed_up = sum_u / InpPeriod;
            smoothed_down = sum_d / InpPeriod;
            
            BufferUpVol[i] = smoothed_up;
            BufferDownVol[i] = -smoothed_down; // Negatif Çizim
         }
      }
      else
      {
         double prev_up = BufferUpVol[i-1];
         double prev_down_abs = MathAbs(BufferDownVol[i-1]);

         if(InpUseRMA)
         {
            smoothed_up = (prev_up * (InpPeriod - 1) + raw_up) / InpPeriod;
            smoothed_down = (prev_down_abs * (InpPeriod - 1) + raw_down) / InpPeriod;
         }
         else // SMA
         {
            double sum_u = 0, sum_d = 0;
            for(int k = 0; k < InpPeriod; k++) 
            {
               sum_u += BufferRawUp[i-k];
               sum_d += BufferRawDown[i-k];
            }
            smoothed_up = sum_u / InpPeriod;
            smoothed_down = sum_d / InpPeriod;
         }

         BufferUpVol[i]   = smoothed_up;       
         BufferDownVol[i] = -smoothed_down;    
      }
   }

   // --- PANEL GÜNCELLEME ---
   if(InpShowPanel)
   {
      int last_idx = rates_total - 1;
      // UI sınıfına son kapanış verilerini gönder
      g_display.Update(_Symbol, 
                       BufferUpVol[last_idx], 
                       MathAbs(BufferDownVol[last_idx]), 
                       close[last_idx]);
   }

   return(rates_total);
}
//+------------------------------------------------------------------+