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Toh4iem9
107 lines
4.0 KiB
Plaintext
107 lines
4.0 KiB
Plaintext
//+------------------------------------------------------------------+
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//| SessionLevels_Calculator.mqh |
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//| Includes Data Synchronization logic. |
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//| Copyright 2026, xxxxxxxx |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2026, xxxxxxxx"
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#include <MyIncludes\DataSync_Tools.mqh> // Include new tool
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struct SessionLevels
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{
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double prev_high;
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double prev_low;
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double prev_close;
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double curr_open;
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bool valid;
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};
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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class CSessionLevelsCalculator
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{
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protected:
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ENUM_TIMEFRAMES m_session_tf;
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datetime m_last_calc_time_bar;
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SessionLevels m_cached_levels;
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public:
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CSessionLevelsCalculator(void);
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virtual ~CSessionLevelsCalculator(void) {};
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bool Init(ENUM_TIMEFRAMES session_tf = PERIOD_D1);
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bool GetLevels(string symbol, datetime time, SessionLevels &out_levels); // Added 'symbol' param
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double GetDistanceATR(double price, double level, double atr);
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};
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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CSessionLevelsCalculator::CSessionLevelsCalculator(void) : m_session_tf(PERIOD_D1), m_last_calc_time_bar(0)
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{
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m_cached_levels.valid = false;
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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bool CSessionLevelsCalculator::Init(ENUM_TIMEFRAMES session_tf)
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{
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m_session_tf = session_tf;
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return true;
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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bool CSessionLevelsCalculator::GetLevels(string symbol, datetime time, SessionLevels &out_levels)
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{
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// 0. Ensure Data is Ready (Force Sync)
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if(!CDataSync::EnsureDataReady(symbol, m_session_tf))
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return false;
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// 1. Identify start time
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datetime session_start_time = iTime(symbol, m_session_tf, iBarShift(symbol, m_session_tf, time));
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if(session_start_time == 0)
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return false;
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// 2. Cache Check (Only works if symbol didn't change! Since we reuse calc, better reset cache or check symbol)
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// For safety in script usage (switching symbols), let's skip cache or add symbol check
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// Assuming script creates new calc per symbol or we just refresh. Let's force refresh for safety in Script loops.
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// 3. Fetch Data
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int shift = iBarShift(symbol, m_session_tf, time);
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if(shift < 0)
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return false;
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MqlRates rates[];
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ArraySetAsSeries(rates, true);
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if(CopyRates(symbol, m_session_tf, shift, 2, rates) != 2)
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return false;
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m_cached_levels.prev_high = rates[1].high;
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m_cached_levels.prev_low = rates[1].low;
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m_cached_levels.prev_close = rates[1].close;
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m_cached_levels.curr_open = rates[0].open;
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if(m_cached_levels.prev_high == 0 || m_cached_levels.curr_open == 0)
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return false;
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m_cached_levels.valid = true;
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out_levels = m_cached_levels;
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return true;
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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double CSessionLevelsCalculator::GetDistanceATR(double price, double level, double atr)
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{
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if(atr <= 0.00000001)
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return 0.0;
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return (price - level) / atr;
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}
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//+------------------------------------------------------------------+
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