308 lines
13 KiB
MQL5
308 lines
13 KiB
MQL5
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//+------------------------------------------------------------------+
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//| AI Canvas State.mqh |
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//| Copyright 2026, Allan Munene Mutiiria. |
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//| https://t.me/Forex_Algo_Trader |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2026, Allan Munene Mutiiria."
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#property link "https://t.me/Forex_Algo_Trader"
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//--- Include guard
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#ifndef AI_CANVAS_STATE_MQH
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#define AI_CANVAS_STATE_MQH
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//--- Pull theme for AI_DASHBOARD_X_DEFAULT and AI_DASHBOARD_Y_DEFAULT
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#include "AI Canvas Theme.mqh"
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//+------------------------------------------------------------------+
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//| Canvas Object Names |
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//+------------------------------------------------------------------+
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#define AI_CANVAS_NAME_MAIN "ChatGPT_AI_MainCanvas" // Main dashboard canvas object
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#define AI_CANVAS_NAME_PROMPT "ChatGPT_AI_PromptCanvas" // Prompt overlay canvas object
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//+------------------------------------------------------------------+
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//| Chat Record Structure |
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//+------------------------------------------------------------------+
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struct Chat
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{
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int id; // Unique chat identifier
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string title; // Chat display title
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string history; // Full conversation transcript
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};
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//+------------------------------------------------------------------+
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//| Chat State |
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//+------------------------------------------------------------------+
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Chat g_ai_chats[]; // All loaded chats
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int g_ai_currentChatId = -1; // Active chat id (-1 = new chat)
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string g_ai_currentTitle = ""; // Active chat title
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string g_ai_conversationHistory = ""; // Active chat transcript
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string g_ai_currentPrompt = ""; // Persisted prompt text
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//+------------------------------------------------------------------+
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//| UI Visibility Flags |
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//+------------------------------------------------------------------+
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bool g_ai_sidebarExpanded = true; // Sidebar expanded state
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bool g_ai_dashboardVisible = true; // Dashboard visible state
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//+------------------------------------------------------------------+
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//| Popup State Flags |
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//+------------------------------------------------------------------+
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bool g_ai_showSmallHistory = false; // Small history popup visible
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bool g_ai_showBigHistory = false; // Big history popup visible
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bool g_ai_showSearch = false; // Search popup visible
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bool g_ai_justOpenedSmall = false; // Skip first-click close on small popup
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bool g_ai_justOpenedBig = false; // Skip first-click close on big popup
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bool g_ai_justOpenedSearch = false; // Skip first-click close on search popup
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string g_ai_searchQuery = ""; // Current search query text
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//+------------------------------------------------------------------+
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//| Drag State |
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//+------------------------------------------------------------------+
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bool g_ai_dragging = false; // Header drag in progress
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int g_ai_dragOffsetX = 0; // Drag X offset from anchor
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int g_ai_dragOffsetY = 0; // Drag Y offset from anchor
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//+------------------------------------------------------------------+
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//| Dashboard Position |
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//+------------------------------------------------------------------+
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int AI_DASHBOARD_X = AI_DASHBOARD_X_DEFAULT; // Current dashboard X
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int AI_DASHBOARD_Y = AI_DASHBOARD_Y_DEFAULT; // Current dashboard Y
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//+------------------------------------------------------------------+
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//| Footer Dropdown State |
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//+------------------------------------------------------------------+
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bool g_ai_showFooterDropdown = false; // Dropdown popup visible
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int g_ai_footerDropdownSelectedIdx = 0; // Selected action index
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//+------------------------------------------------------------------+
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//| Footer Action Dispatch Tables |
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//+------------------------------------------------------------------+
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const int AI_FOOTER_DD_COUNT = 7; // Number of dropdown actions
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const string AI_FOOTER_DD_LABELS[] = {
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"Get Chart Data", // 0 - chart data dump
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"Twin Bars", // 1 - twin-bars signal check
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"Quick Scalp", // 2 - single-bar entry signal
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"Daily Signal", // 3 - daily H1 bias signal
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"Trend Read", // 4 - trendline anchors
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"Key Level", // 5 - significant S/R level
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"Clear Drawings" // 6 - wipe signal drawings
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};
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const int AI_FOOTER_DD_ACTION_IDS[]= { 0, 1, 2, 3, 4, 5, 6 }; // Stable action IDs
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const int AI_FOOTER_DD_ICONS[] = {
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0, // chart icon
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1, // twin bars icon
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2, // lightning icon
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3, // day icon
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4, // trend icon
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5, // level icon
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6 // close icon
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};
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//+------------------------------------------------------------------+
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//| API Throttle Flag |
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//+------------------------------------------------------------------+
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bool g_ai_signalRequestInFlight = false; // Block parallel API calls
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//+------------------------------------------------------------------+
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//| Tick and Animation State |
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//+------------------------------------------------------------------+
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datetime g_ai_lastBarTime = 0; // Last seen bar time (for new-bar detection)
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int g_ai_spinnerCycle = 0; // Loading spinner animation tick
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//+------------------------------------------------------------------+
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//| Toast Notification State |
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//+------------------------------------------------------------------+
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string g_ai_toastText = ""; // Active toast text (empty = no toast)
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bool g_ai_toastIsError = false;// Pick error vs success color
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ulong g_ai_toastExpiryMs = 0; // Tick count when toast expires
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//+------------------------------------------------------------------+
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//| Pencil Hover Tracking |
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//+------------------------------------------------------------------+
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bool g_ai_overPencilIcon = false; // Cursor over narrow pencil icon
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//+------------------------------------------------------------------+
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//| Send Button State Tracking |
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//+------------------------------------------------------------------+
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bool g_ai_lastRenderedSendDisabled = true; // Disabled state at last footer render
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//+------------------------------------------------------------------+
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//| Encode integer ID as base62 string |
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//+------------------------------------------------------------------+
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string AiEncodeID(int id)
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{
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//--- Setup base62 alphabet
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string chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
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string res = "";
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//--- Special-case zero
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if(id == 0) return "0";
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//--- Build digits from least significant
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while(id > 0)
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{
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res = StringSubstr(chars, id % 62, 1) + res;
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id /= 62;
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}
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return res;
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}
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//+------------------------------------------------------------------+
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//| Decode base62 string back to integer ID |
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//+------------------------------------------------------------------+
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int AiDecodeID(string enc)
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{
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//--- Setup base62 alphabet
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string chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
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int id = 0;
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//--- Accumulate digits from most significant
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for(int i = 0; i < StringLen(enc); i++)
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{
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id = id * 62 + StringFind(chars, StringSubstr(enc, i, 1));
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}
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return id;
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}
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//+------------------------------------------------------------------+
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//| Find chat array index by chat ID |
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//+------------------------------------------------------------------+
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int AiGetChatIndex(int id)
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{
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//--- Linear scan for matching id
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for(int i = 0; i < ArraySize(g_ai_chats); i++)
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{
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if(g_ai_chats[i].id == id) return i;
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}
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return -1;
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}
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//+------------------------------------------------------------------+
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//| Test if line matches HH:MM timestamp format |
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//+------------------------------------------------------------------+
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bool AiIsTimestamp(string line)
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{
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//--- Trim whitespace and check exact length
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StringTrimLeft(line);
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StringTrimRight(line);
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if(StringLen(line) != 5) return false;
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//--- Verify colon separator at position 2
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if(StringGetCharacter(line, 2) != ':') return false;
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//--- Parse and validate hour and minute fields
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string hh = StringSubstr(line, 0, 2);
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string mm = StringSubstr(line, 3, 2);
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int h = (int)StringToInteger(hh);
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int m = (int)StringToInteger(mm);
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if(h < 0 || h > 23 || m < 0 || m > 59) return false;
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return true;
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}
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//+------------------------------------------------------------------+
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//| Split string by delimiter into output array |
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//+------------------------------------------------------------------+
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int AiSplitOnString(string inputText, string delim, string &result[])
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{
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//--- Clear output array
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ArrayResize(result, 0);
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int pos = 0;
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int delim_len = StringLen(delim);
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//--- Walk delimiter occurrences
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while(true)
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{
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int found = StringFind(inputText, delim, pos);
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if(found == -1)
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{
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//--- Append final remainder
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string part = StringSubstr(inputText, pos);
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if(StringLen(part) > 0 || ArraySize(result) > 0)
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{
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int size = ArraySize(result);
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ArrayResize(result, size + 1);
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result[size] = part;
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}
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break;
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}
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//--- Append substring up to delimiter
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string part = StringSubstr(inputText, pos, found - pos);
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int size = ArraySize(result);
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ArrayResize(result, size + 1);
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result[size] = part;
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pos = found + delim_len;
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}
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return ArraySize(result);
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}
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//+------------------------------------------------------------------+
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//| Darken a color by scaling each channel toward black |
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//+------------------------------------------------------------------+
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color AiDarkenColor(color colorValue, double factor = 0.8)
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{
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//--- Scale RGB channels by factor
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int red = int(((colorValue ) & 0xFF) * factor);
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int green = int(((colorValue >> 8) & 0xFF) * factor);
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int blue = int(((colorValue >> 16) & 0xFF) * factor);
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return (color)(red | (green << 8) | (blue << 16));
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}
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//+------------------------------------------------------------------+
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//| Lighten a color by interpolating each channel toward white |
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//+------------------------------------------------------------------+
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color AiLightenColor(color colorValue, double amount = 0.25)
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{
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//--- Extract RGB channels
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int r = (int)((colorValue ) & 0xFF);
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int g = (int)((colorValue >> 8) & 0xFF);
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int b = (int)((colorValue >> 16) & 0xFF);
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//--- Interpolate each channel toward 255
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r = r + (int)((255 - r) * amount);
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g = g + (int)((255 - g) * amount);
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b = b + (int)((255 - b) * amount);
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//--- Clamp at 255
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if(r > 255) r = 255; if(g > 255) g = 255; if(b > 255) b = 255;
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return (color)(r | (g << 8) | (b << 16));
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}
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//+------------------------------------------------------------------+
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//| Replace standalone double-periods with newlines |
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//+------------------------------------------------------------------+
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string AiReplaceExactDoublePeriods(string text)
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{
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//--- Build result by scanning input
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string result = "";
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int len = StringLen(text);
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for(int i = 0; i < len; i++)
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{
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//--- Detect ".." pattern
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if(i + 1 < len && StringGetCharacter(text, i) == '.' && StringGetCharacter(text, i + 1) == '.')
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{
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//--- Reject when surrounded by additional dots
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bool preceded = (i > 0 && StringGetCharacter(text, i - 1) == '.');
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bool followed = (i + 2 < len && StringGetCharacter(text, i + 2) == '.');
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if(!preceded && !followed)
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{
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//--- Standalone ".." converts to newline
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result += "\n";
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i++;
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}
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else
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{
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//--- Part of longer dot run - keep literal
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result += ".";
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}
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}
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else
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{
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//--- Copy character through unchanged
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result += StringSubstr(text, i, 1);
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}
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}
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return result;
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}
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#endif // AI_CANVAS_STATE_MQH
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