Liquidity Entry Signals

#property version   "1.00"
#property description "Liquidity Entry Signals (SMC sweeps) - MarkitTick port."
#property description "ATR SL + 3 RR TPs, smart filters, dashboard, JSON alerts."

#property indicator_chart_window
#property indicator_buffers 2
#property indicator_plots   2

#property indicator_label1  "Bull Sweep (Long)"
#property indicator_type1   DRAW_ARROW
#property indicator_color1  clrLimeGreen
#property indicator_width1  2

#property indicator_label2  "Bear Sweep (Short)"
#property indicator_type2   DRAW_ARROW
#property indicator_color2  clrTomato
#property indicator_width2  2

enum ENUM_DASH_CORNER { DASH_TOP_RIGHT, DASH_TOP_LEFT, DASH_BOTTOM_RIGHT, DASH_BOTTOM_LEFT };

input group "=== SMC (Liquidity Sweeps) ==="
input bool   i_showLiq   = true;   // Show Liquidity Sweeps
input int    i_liqLen    = 10;     // Sweep Lookback (3-50)

input group "=== Smart Filters ==="
input bool   i_useTrendFilter  = false;  // Trend Filter (SMA Bias)
input int    i_trendLen        = 50;     // Trend SMA Len
input bool   i_useVolFilter    = false;  // Volatility Filter (ATR%)
input int    i_volAtrLen       = 14;     // Vol ATR Len
input double i_volMinPct        = 0.0;    // Vol Min % of Price
input bool   i_useVolumeFilter = false;  // Volume Filter
input int    i_volumeMALen     = 20;     // Volume MA Len
input double i_volumeMinMult    = 1.0;    // Volume Min x MA
input bool   i_useCooldown     = true;   // Signal Cooldown
input int    i_cooldownBars    = 5;      // Min Bars Between Signals
input bool   i_useHtfFilter    = false;  // HTF Trend Alignment
input ENUM_TIMEFRAMES i_htfTimeframe = PERIOD_H4; // HTF Timeframe
input int    i_htfEmaLen       = 50;     // HTF SMA Len

input group "=== Trade Tools ==="
input int    i_atrLen  = 14;     // ATR Len
input double i_slMult  = 0.50;   // SL ATR Mult
input double i_tp1RR   = 1.0;    // TP1 RR
input double i_tp2RR   = 2.0;    // TP2 RR
input double i_tp3RR   = 3.0;    // TP3 RR
input int    i_extendBars = 50;  // Extend levels (bars)

input group "=== Signal Markers ==="
input int    i_bullArrowCode = 233;  // Bull arrow (Wingdings)
input int    i_bearArrowCode = 234;  // Bear arrow (Wingdings)
input double i_arrowOffAtr    = 0.50; // Arrow offset (x ATR)

input group "=== Alerts (channels) ==="
input bool   InpAlertPopup = true;            // Popup alerts
input bool   InpAlertPush  = false;           // Push notifications
input bool   InpAlertEmail = false;           // Email alerts
input bool   InpAlertSound = false;           // Play sound
input string InpSoundFile  = "alert.wav";     // Sound file
input bool   i_alertOnTP   = true;            // Alert on TP hits
input string InpAlertPrefix = "MarkitTick SMC"; // Alert prefix

input group "=== Alerts (JSON payload) ==="
input bool   i_emitJSON = true;               // Append JSON payload to alert
input string i_actionLong       = "long";       // Long action
input string i_actionShort      = "short";      // Short action
input string i_actionCloseLong  = "closelong";  // Close-long action
input string i_actionCloseShort = "closeshort"; // Close-short action
input string i_actionTP1        = "tp1hit";     // TP1 hit action
input string i_actionTP2        = "tp2hit";     // TP2 hit action
input string i_actionTP3        = "tp3hit";     // TP3 hit action

input group "=== Dashboard ==="
input bool             i_showDash = true;            // Show Dashboard
input ENUM_DASH_CORNER i_dashPos  = DASH_TOP_RIGHT;  // Position
input int              i_dashX    = 12;              // X offset (px)
input int              i_dashY    = 18;              // Y offset (px)

input group "=== Colors ==="
input color  i_cLiqB   = C'0,200,100';   // Liq Sweep Bull
input color  i_cLiqS   = C'220,50,80';   // Liq Sweep Bear
input color  i_cSL     = C'239,83,80';   // SL Color
input color  i_cEntry  = C'33,150,243';  // Entry Color
input color  i_cTP1    = C'38,166,154';  // TP1 Color
input color  i_cTP2    = C'38,166,154';  // TP2 Color
input color  i_cTP3    = C'38,166,154';  // TP3 Color
input color  i_cRisk   = C'70,30,32';    // Risk Zone Fill
input color  i_cReward = C'22,48,44';    // Reward Zone Fill
input color  i_cDashBg    = C'10,15,26';  // Dash BG
input color  i_cDashHead  = C'20,181,203';// Dash Header BG
input color  i_cDashLabel = C'200,200,200';// Dash Label Text
input color  i_cDashValue = C'255,255,255';// Dash Value Text

double BullArrowBuf[];
double BearArrowBuf[];

int    h_trendSMA = INVALID_HANDLE;
int    h_atrTrade = INVALID_HANDLE;
int    h_volATR   = INVALID_HANDLE;
int    h_volMA    = INVALID_HANDLE;
int    h_htfSMA   = INVALID_HANDLE;

int      g_lastSignalBar = -1;
datetime g_lastSignalTime = 0;
bool     g_lastWasLong   = false;
double   g_lastEntry = 0.0, g_lastSL = 0.0, g_lastTP1 = 0.0, g_lastTP2 = 0.0, g_lastTP3 = 0.0;

bool     g_tp1done = false, g_tp2done = false, g_tp3done = false;

double   g_lastAtr = 0.0, g_lastVolAtr = 0.0, g_lastVolume = 0.0, g_lastVolMA = 0.0;
bool     g_trendOkL = false, g_trendOkS = false, g_volOkCur = false, g_volumeOkCur = false;

bool     g_firstRun = true;
datetime g_lastAlertBar = 0;

double   g_point = 0.0;

string   PFX = "LES_";

int OnInit()
{
      // код доступен только после оплаты
   }

void OnDeinit(const int reason)
{
   if(h_trendSMA!=INVALID_HANDLE) IndicatorRelease(h_trendSMA);
   if(h_atrTrade!=INVALID_HANDLE) IndicatorRelease(h_atrTrade);
   if(h_volATR!=INVALID_HANDLE)   IndicatorRelease(h_volATR);
   if(h_volMA!=INVALID_HANDLE)    IndicatorRelease(h_volMA);
   if(h_htfSMA!=INVALID_HANDLE)   IndicatorRelease(h_htfSMA);

   DeleteTradeLevels();
   DeleteDashboard();
}

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[])
{
      // код доступен только после оплаты
   }

bool HtfBias(datetime t, bool &up, bool &dn)
{
   int hs = iBarShift(_

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