// Program to exercise the MD_Parola library
//
// Display text using various fonts.
//
// MD_MAX72XX library can be found at https://github.com/MajicDesigns/MD_MAX72XX
//

#include <MD_Parola.h>
#include <MD_MAX72xx.h>
#include <SPI.h>

#include "ArduinoTrace.h"

#include "Parola_Fonts_data.h"

// Define the number of devices we have in the chain and the hardware interface
// NOTE: These pin numbers will probably not work with your hardware and may
// need to be adapted
#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW
#define MAX_DEVICES 11

#define CLK_PIN   13
#define DATA_PIN  11
#define CS_PIN    10

// HARDWARE SPI
MD_Parola P = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);
// SOFTWARE SPI
//MD_Parola P = MD_Parola(HARDWARE_TYPE, DATA_PIN, CLK_PIN, CS_PIN, MAX_DEVICES);

#define PAUSE_TIME  3000

// Turn on debug statements to the serial output
#define  DEBUG  0

// #if  DEBUG
// #define PRINT(s, x) { Serial.print(F(s)); Serial.print(x); }
// #define PRINTS(x) Serial.print(F(x))
// #define PRINTX(s, x) { Serial.print(F(s)); Serial.print(x, HEX); }
// #else
// #define PRINT(s, x)
// #define PRINTS(x)
// #define PRINTX(s, x)
// #endif

char buf[20]="HOLB";
String pMsg,qs;

// Global variables
// typedef struct
// {
//   char  name[10];
//   MD_MAX72XX::fontType_t *pFont;
//   textEffect_t effect;
//   char *pMsg;
// } message_t;

// const message_t M[] =
// {
//   //{ "Roman",    nullptr,      PA_SCROLL_LEFT,  "Arduinó" },
//   //{ "",    fontComplete, PA_SCROLL_LEFT,  "Arduin\x0f3" },
//   { "",    fontComplete, PA_SCROLL_LEFT,  "Arduónó" },
//   { "Japanese", fontKatakana, PA_SCROLL_LEFT,  "\x0b1\x0b0\x0c2\x0b2\x0c9" },
//   { "Arabic",   fontArabic,   PA_SCROLL_RIGHT, "\x0a9\x0a7\x0ab\x0a9\x090\x0a5\x088" },		// ا ر د و ي ن و
//   { "Greek",    fontGreek,    PA_SCROLL_LEFT,  "\x080\x0a8\x09b\x0b2\x0a0\x0a4\x0a6" }
// };

// uint8_t curM = 0;   // current message definition to use
// char q='\x00f3';

int j=0;


void setup(void)
{
  char chrSaved;
  Serial.begin(57600);
  //PRINTS("\n[Parola Demo]");
  //Serial.println(q);


  //pMsg="óRáéíóúÑñÜü";
  //pMsg="Electrónica";
  //pMsg="Año Nuevo";
  pMsg="AÑO NUEVO";
  DUMP(pMsg.length());  //the length of a string
  DUMP(sizeof pMsg);    //the size of the variable

  //DUMP(M[curM].pMsg[j]);
  DUMP((uint8_t)pMsg[j]);                 //ó :  c3   : Ã   en Parola default fonts
  DUMP((uint8_t)pMsg[j+1]);               //  :  b3   : ³   en Parola default fonts
  DUMP(j);
  DUMP((pMsg));
  //BREAK();

  // for(j=0;j<20;j++)
  // {
  //   DUMP(j);
  //   DUMP(pMsg[j]);
  // }
  
  //https://www.fileformat.info/info/charset/UTF-8/list.htm
  //á : c3a1     : 195 161
  //é : c3a9     : 195 169
  //í : c3ad     : 195 173 
  //ó : c3b3     : 195 179
  //ú : c3ba     : 195 186  
  //Ñ : c391
  //ñ : c3b1
  //Ü : c39c
  //ü : c3bc

  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\xA1' )      //á
    {
      DUMP(j);
      pMsg[j]='\xE1';                   
      DUMP(pMsg[j+1]);                  
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }

  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\xA9' )     //é
    {
      DUMP(j);
      pMsg[j]='\xE9';                   
      DUMP(pMsg[j+1]);                  
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }

  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\xAD' )     //í 
    {
      DUMP(j);
      pMsg[j]='\xED';                   
      DUMP(pMsg[j+1]);                  
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }


  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\xb3' )   //ó
    {
      DUMP(j);
      pMsg[j]='\xF3';                   
      DUMP(pMsg[j+1]);                  
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }

  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\xBA' )     //ú
    {
      DUMP(j);
      pMsg[j]='\xFA';                   
      DUMP(pMsg[j+1]);                 
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }

  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\x91' )     //Ñ
    {
      DUMP(j);
      pMsg[j]='\xD1';                   
      DUMP(pMsg[j+1]);                 
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }

  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\xB1' )     //ñ
    {
      DUMP(j);
      pMsg[j]='\xF1';                   
      DUMP(pMsg[j+1]);                 
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }

  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\x9C' )     //Ü
    {
      DUMP(j);
      pMsg[j]='\xDC';                   
      DUMP(pMsg[j+1]);                 
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }

  for(j=0;j<20;j++)
  {
    if(pMsg[j]=='\xC3'&&pMsg[j+1]=='\xBC' )     //ü
    {
      DUMP(j);
      pMsg[j]='\xFC';                   
      DUMP(pMsg[j+1]);                 
      for(int k=j;k<20;k++)             
      {
        pMsg[k+1]=pMsg[k+2];
      }
    }
  }




   DUMP(pMsg);

   pMsg.toCharArray(buf, 20);  //pasing String (pMsg) to char array (buf)  OK
   DUMP(strlen(buf));  //String length:numero de bytes en "óRó"  = 3 (despues del proceso que hicimos)
   DUMP(sizeof(buf));  //Array length = 20

  // qs=buf;     //paso de buf (char array) to string OK
  // DUMP(qs);

  // int i=0,k;
  // while((M[curM].pMsg[i])!='\0')
  // {
  //   if((M[curM].pMsg[i])=='\x00c3')
  //   {
  //      DUMP("HOLA");
  //      chrSaved=M[curM].pMsg[i+2];
  //      DUMP(M[curM].pMsg[i]);
  //      M[curM].pMsg[i]=q;
  //      DUMP(M[curM].pMsg[i]);
  //      M[curM].pMsg[i+1]= chrSaved;
  //     //  for(k=i+2;k<10;k++)
  //     //  {
  //     //   M[curM].pMsg[k+2]=M[curM].pMsg[k+3];
  //     //  } 
  //      //BREAK();
  //   }
  //   M[curM].pMsg[7]=0;
  //   DUMP((byte)M[curM].pMsg[7]);
  //   DUMP(M[curM].pMsg);
  //   //BREAK();
  //   i++;
  // }

  //DUMP('\x00f3');


  //BREAK();
  //curM=0;

  P.begin();
  P.setFont(fontComplete);
  //P.displayText(buf, PA_CENTER, P.getSpeed(), PAUSE_TIME, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
  
  // BREAK();
}

void loop(void)
{
  //curM=0;
  if (P.displayAnimate())
  {
    //P.displayText(buf, PA_CENTER, P.getSpeed(), PAUSE_TIME, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
    P.displayText(buf, PA_CENTER, P.getSpeed(), PAUSE_TIME, PA_PRINT, NULL);
    //curM = (curM + 1) % ARRAY_SIZE(M);
    

    // PRINT("\nChanging font to ", M[curM].name);
    // PRINTS(", msg data ");
    // for (uint8_t i = 0; i<strlen(M[curM].pMsg); i++)
    // {
    //   PRINTX(" 0x", (uint8_t)M[curM].pMsg[i]);
    // }

    //P.setFont(fontComplete);
    //P.setTextBuffer(M[curM].pMsg);
    //P.setTextEffect(M[curM].effect, M[curM].effect);
   // P.displayText(M[curM].pMsg, PA_CENTER, P.getSpeed(), PAUSE_TIME, PA_SCROLL_LEFT, PA_SCROLL_LEFT);

    //P.displayReset();
  }
}