MQLArticles/Utils/TfI/Main.mqh

//+------------------------------------------------------------------+
//|                                                         Main.mqh |
//|                                   Copyright 2026, Niquel Mendoza |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2026, Niquel Mendoza"
#property link      "https://www.mql5.com"
#property strict
#ifndef MQLARITCLES_UTILS_TFI_MAIN_MQH
#define MQLARITCLES_UTILS_TFI_MAIN_MQH

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
/*
La idea con este mqh es poder mapear los valores de enumtimeframe (Que estan dispersos) en una talba
de 32 entradas por ejemplo un fast period seconds, o un swith jump table o(1)
O un timeframe to string
*/

namespace TSN
{
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
#define MQLARTICLES_TFI_BUCKETS_SIZE   (8ULL)
#define MQLARTICLES_TFI_BUCKETS_SIZE_L (7ULL)
#define MQLARTICLES_TFI_FINAL_TSIZE    (32ULL)
#define MQLARTICLES_TFI_FINAL_TSIZE_L  (31ULL)

/* Algoritmo completo
const int seed_index = int(v & MQLARTICLES_TFI_BUCKETS_SIZE_L);
ulong h = ((ulong)v ^ g_mqlarticles_tfi_out_seeds[seed_index]) * 0x9E3779B97F4A7C15;
h ^= h >> 32;
const int fi = int(h & MQLARTICLES_TFI_FINAL_TSIZE_L);
*/

//--- Tabla de seeds
const ulong g_mqlarticles_tfi_out_seeds[MQLARTICLES_TFI_BUCKETS_SIZE] =
 {
  2ULL,
  1ULL,
  7ULL,
  17ULL,
  0ULL,
  2ULL,
  0ULL,
  1ULL
 };

//+------------------------------------------------------------------+
//-- Ahora empezamos con otras tablas
const int g_mqlarticles_tfi_period_s[MQLARTICLES_TFI_FINAL_TSIZE] =
 {
  60, // PERIOD_M1
  300, // PERIOD_M5
  900, // PERIOD_M15
  28800, // PERIOD_H8
  -1, // Invalid
  604800, // PERIOD_W1
  360, // PERIOD_M6
  10800, // PERIOD_H3
  -1, // Invalid
  -1, // Invalid
  1800, // PERIOD_M30
  86400, // PERIOD_D1
  14400, // PERIOD_H4
  720, // PERIOD_M12
  -1, // Invalid
  -1, // Invalid
  180, // PERIOD_M3
  240, // PERIOD_M4
  3600, // PERIOD_H1
  -1, // Invalid
  -1, // Invalid
  21600, // PERIOD_H6
  120, // PERIOD_M2
  2592000, // PERIOD_MN1
  43200, // PERIOD_H12
  1200, // PERIOD_M20
  600, // PERIOD_M10
  7200, // PERIOD_H2
  -1, // Invalid
  -1, // Invalid
  -1, // Invalid
  -1 // Invalid
 };

//--- Ahora namigs
struct MqlArticlesTfiDesc
 {
  string             full_name;   // Nombre compleato eg: PERIOD_M1
  string             short_name_up;  // Short name upper M1, etc..
  string             short_name_lo;  // Short name lowe m1, etc..
  string             desc;  // Short name lowe m1, etc..
 };

const MqlArticlesTfiDesc g_mqlarticles_tfi_desc[MQLARTICLES_TFI_FINAL_TSIZE] =
 {
   {"PERIOD_M1", "M1", "m1", ""},
   {"PERIOD_M5", "M5", "m5", ""},
   {"PERIOD_M15", "M15", "m15", ""},
   {"PERIOD_H8", "H8", "h8", ""},
   {"", "", "", ""}, // Invalid
   {"PERIOD_W1", "W1", "w1", ""},
   {"PERIOD_M6", "M6", "m6", ""},
   {"PERIOD_H3", "H3", "h3", ""},
   {"", "", "", ""}, // Invalid
   {"", "", "", ""}, // Invalid
   {"PERIOD_M30", "M30", "m30", ""},
   {"PERIOD_D1", "D1", "d1", ""},
   {"PERIOD_H4", "H4", "h4", ""},
   {"PERIOD_M12", "M12", "m12", ""},
   {"", "", "", ""}, // Invalid
   {"", "", "", ""}, // Invalid
   {"PERIOD_M3", "M3", "m3", ""},
   {"PERIOD_M4", "M4", "m4", ""},
   {"PERIOD_H1", "H1", "h1", ""},
   {"", "", "", ""}, // Invalid
   {"", "", "", ""}, // Invalid
   {"PERIOD_H6", "H6", "h6", ""},
   {"PERIOD_M2", "M2", "m2", ""},
   {"PERIOD_MN1", "MN1", "mn1", ""},
   {"PERIOD_H12", "H12", "h12", ""},
   {"PERIOD_M20", "M20", "m20", ""},
   {"PERIOD_M10", "M10", "m10", ""},
   {"PERIOD_H2", "H2", "h2", ""},
   {"", "", "", ""}, // Invalid
   {"", "", "", ""}, // Invalid
   {"", "", "", ""}, // Invalid
   {"", "", "", ""} // Invalid
 };
}
//+------------------------------------------------------------------+
#endif // MQLARITCLES_UTILS_TFI_MAIN_MQH