//+------------------------------------------------------------------+
//|                                MQL5 News Calendar EA PART 12.mq5 |
//|                           Copyright 2026, Allan Munene Mutiiria. |
//|                                   https://t.me/Forex_Algo_Trader |
//+------------------------------------------------------------------+
#property copyright "Copyright 2026, Allan Munene Mutiiria."
#property link      "https://t.me/Forex_Algo_Trader"
#property version   "1.00"
#property strict
#property description "MQL5 Economic News Calendar - Canvas-based Dashboard with SQLite Database"

//+------------------------------------------------------------------+
//| Inputs - General Calendar Settings                               |
//+------------------------------------------------------------------+
input group "=== GENERAL CALENDAR SETTINGS ==="
input ENUM_TIMEFRAMES start_time       = PERIOD_H12; // Past time window for live mode
input ENUM_TIMEFRAMES end_time         = PERIOD_H12; // Future time window for live mode
input ENUM_TIMEFRAMES range_time       = PERIOD_H8;  // Time filter range from now
input bool            updateServerTime = true;       // Update server clock on header
input bool            debugLogging     = false;      // Print debug info to journal

//+------------------------------------------------------------------+
//| Inputs - Data Download Settings                                  |
//+------------------------------------------------------------------+
input group "=== DATA DOWNLOAD SETTINGS ==="
input bool     inp_DownloadDataInLive = false;         // Download NEWS data for offline testing?
input datetime inp_DownloadStartDate  = D'2026.01.01'; // Download range: START date
input datetime inp_DownloadEndDate    = D'2026.05.12'; // Download range: END date

//+------------------------------------------------------------------+
//| Inputs - Backtest Settings                                       |
//+------------------------------------------------------------------+
input group "=== BACKTEST SETTINGS ==="
input datetime StartDate = D'2026.01.01'; // Backtest window: START date
input datetime EndDate   = D'2026.05.12'; // Backtest window: END date

//+------------------------------------------------------------------+
//| Inputs - Auto-Trading Settings                                   |
//+------------------------------------------------------------------+
input group "=== AUTO-TRADING SETTINGS ==="

//+------------------------------------------------------------------+
//| Trade mode enumeration                                           |
//+------------------------------------------------------------------+
enum ENewsTradeMode
  {
   NEWS_TRADE_BEFORE,  // Trade before news event
   NEWS_TRADE_AFTER,   // Trade after news event
   NEWS_NO_TRADE,      // Do not trade on news
   NEWS_PAUSE_TRADING  // Pause trading around news
  };

input ENewsTradeMode tradeMode          = NEWS_TRADE_BEFORE; // Trade mode
input int            tradeOffsetHours   = 0;                 // Trade offset hours
input int            tradeOffsetMinutes = 5;                 // Trade offset minutes
input int            tradeOffsetSeconds = 0;                 // Trade offset seconds
input double         tradeLotSize       = 0.01;              // Trade lot size

//+------------------------------------------------------------------+
//| Module Includes                                                  |
//+------------------------------------------------------------------+
//--- Define sentinel to prevent modules from emitting their own externs
#define NEWS_COMPILED_FROM_MAIN
//--- Include core data definitions and state
#include "News Core.mqh"
//--- Include SQLite database layer for persistent calendar storage
#include "News Database.mqh"
//--- Include trade signal and logic handlers
#include "News Logic.mqh"
//--- Include canvas rendering and dashboard drawing
#include "News Render.mqh"
//--- Include mouse, click, and chart interaction handlers
#include "News Interact.mqh"

//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//--- Initialize all news modules and abort if setup fails
   if(!News_Init()) return INIT_FAILED;
//--- Start half-second timer for countdown and toast refresh
   EventSetMillisecondTimer(500);
//---
   return INIT_SUCCEEDED;
  }

//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
//--- Kill the periodic timer
   EventKillTimer();
//--- Clean up all news module resources
   News_Deinit();
  }

//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
//--- Delegate tick handling to the news logic module
   News_OnTick();
  }

//+------------------------------------------------------------------+
//| Expert chart event function                                      |
//+------------------------------------------------------------------+
void OnChartEvent(const int id, const long &lparam, const double &dparam, const string &sparam)
  {
//--- Delegate mouse, wheel, click, and drag events to interact module
   News_OnChartEvent(id, lparam, dparam, sparam);
  }

//+------------------------------------------------------------------+
//| Expert timer function                                            |
//+------------------------------------------------------------------+
void OnTimer()
  {
//--- Trigger countdown updates and expire stale toast notifications
   News_OnTimer();
  }
//+------------------------------------------------------------------+