File content as of revision 0:d2654dd9b894:

#include "mbed.h"
#include "LCD4884.h"
#include "string.h"
#include "stdlib.h"
LCD4884 lcd;
Serial pc(SERIAL_TX,SERIAL_RX);
AnalogIn joy(A0);
Serial bt(PA_15,PB_7);
char buffer[2][200];
char count[5];
char index = 0;
char temp;
struct Cluster{
    char _like[5];
    char _dislike[5];
    char _isSkip[5];
    char _songName[200];
    char _album[50];

    //emotion 0: Sad
    //emotion 1: Stress
    //emotion 2: Angry
    //emotion 3: Happy
};
typedef struct Cluster cluster;
cluster dataCollection[25];
cluster *cp;

void init_Cluster(){

    cp = &dataCollection[0];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"Gravity.mp3");
    sprintf(cp->_album,"Sad");

    cp = &dataCollection[1];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"TaTerMaiRuseuk.mp3");
    sprintf(cp->_album,"Sad");

    cp = &dataCollection[2];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"NumTaTeHai.mp3");
    sprintf(cp->_album,"Sad");

    cp = &dataCollection[3];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"MaTanWeLaPord.mp3");
    sprintf(cp->_album,"Sad");

    cp = &dataCollection[4];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"YaSaeJaiKonDrew.mp3");
    sprintf(cp->_album,"Sad");

    cp = &dataCollection[5];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"PerJer.mp3");
    sprintf(cp->_album,"Stress");

    cp = &dataCollection[6];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"YenDTMaiRuJak.mp3");
    sprintf(cp->_album,"Stress");

    cp = &dataCollection[7];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"Y_Rai.mp3");
    sprintf(cp->_album,"Stress");

    cp = &dataCollection[8];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"LorLey.mp3");
    sprintf(cp->_album,"Stress");

    cp = &dataCollection[9];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"NuaGenPaiRuePow.mp3");
    sprintf(cp->_album,"Stress");

    cp = &dataCollection[10];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"9_Nariga.mp3");
    sprintf(cp->_album,"Angry");

    cp = &dataCollection[11];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"GluptuaGlupJai.mp3");
    sprintf(cp->_album,"Angry");

    cp = &dataCollection[12];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"MaiTumMaDa.mp3");
    sprintf(cp->_album,"Angry");

    cp = &dataCollection[13];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"LaugPee4G.mp3");
    sprintf(cp->_album,"Angry");

    cp = &dataCollection[14];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"CeakWeeSert.mp3");
    sprintf(cp->_album,"Angry");

    cp = &dataCollection[15];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"PerJer.mp3");
    sprintf(cp->_album,"Happy");

    cp = &dataCollection[16];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"Jeep.mp3");
    sprintf(cp->_album,"Happy");

    cp = &dataCollection[17];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"PoodTumMai.mp3");
    sprintf(cp->_album,"Happy");

    cp = &dataCollection[18];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"RumSeTow.mp3");
    sprintf(cp->_album,"Happy");

    cp = &dataCollection[19];
    cp->_like[0] = 0; cp->_like[1] = 0; cp->_like[2] = 0; cp->_like[3] = 0;
    cp->_dislike[0] = 0; cp->_dislike[1] = 0; cp->_dislike[2] = 0; cp->_dislike[3] = 0;
    cp->_isSkip[0] = 0; cp->_isSkip[1] = 0; cp->_isSkip[2] = 0; cp->_isSkip[3] = 0;
    sprintf(cp->_songName,"AO.mp3");
    sprintf(cp->_album,"Happy");
}
    

int user(){        
    float i = joy.read()*1000;
        if(i>780 & i<785)  {return 10;} //none
        if(i<10)           {return 20;} //left
        if(i>760 & i<765)  {return 30;} //right
        if(i>950)          {return 40;} //up
        if(i>495 & i<505)  {return 50;} //down 
}
void page1(){                           //page to lcd
    lcd.LCD_write_string(30,0,"MENU",1);
    lcd.LCD_write_string(0,1,"USER1",0); //max14 6row            
    }
void page21(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music1",1); //max14 6row            
    lcd.LCD_write_string(0,2,"Music2",0);
    lcd.LCD_write_string(0,3,"Music3",0);
    lcd.LCD_write_string(0,4,"Music4",0);
    }
void page22(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music1",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music2",1);
    lcd.LCD_write_string(0,3,"Music3",0);
    lcd.LCD_write_string(0,4,"Music4",0);
    }
void page23(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music1",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music2",0);
    lcd.LCD_write_string(0,3,"Music3",1);
    lcd.LCD_write_string(0,4,"Music4",0);
    }
void page24(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music1",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music2",0);
    lcd.LCD_write_string(0,3,"Music3",0);
    lcd.LCD_write_string(0,4,"Music4",1);
    }    
void page25(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music5",1); //max14 6row            
    lcd.LCD_write_string(0,2,"Music6",0);
    lcd.LCD_write_string(0,3,"Music7",0);
    lcd.LCD_write_string(0,4,"Music8",0);
    }
void page26(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music5",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music6",1);
    lcd.LCD_write_string(0,3,"Music7",0);
    lcd.LCD_write_string(0,4,"Music8",0);
    }
void page27(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music5",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music6",0);
    lcd.LCD_write_string(0,3,"Music7",1);
    lcd.LCD_write_string(0,4,"Music8",0);
    }
void page28(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music5",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music6",0);
    lcd.LCD_write_string(0,3,"Music7",0);
    lcd.LCD_write_string(0,4,"Music8",1);
    }
void page29(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music9",1); //max14 6row            
    lcd.LCD_write_string(0,2,"Music10",0);
    lcd.LCD_write_string(0,3,"Music11",0);
    lcd.LCD_write_string(0,4,"Music12",0);
    }
void page210(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music9",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music10",1);
    lcd.LCD_write_string(0,3,"Music11",0);
    lcd.LCD_write_string(0,4,"Music12",0);
    }
void page211(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music9",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music10",0);
    lcd.LCD_write_string(0,3,"Music11",1);
    lcd.LCD_write_string(0,4,"Music12",0);
    }
void page212(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music9",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music10",0);
    lcd.LCD_write_string(0,3,"Music11",0);
    lcd.LCD_write_string(0,4,"Music12",1);
    }
void page213(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music13",1); //max14 6row            
    lcd.LCD_write_string(0,2,"Music14",0);
    lcd.LCD_write_string(0,3,"Music15",0);
    lcd.LCD_write_string(0,4,"Music16",0);
    }
void page214(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music13",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music14",1);
    lcd.LCD_write_string(0,3,"Music15",0);
    lcd.LCD_write_string(0,4,"Music16",0);
    }
void page215(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music13",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music14",0);
    lcd.LCD_write_string(0,3,"Music15",1);
    lcd.LCD_write_string(0,4,"Music16",0);
    }
void page216(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music13",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music14",0);
    lcd.LCD_write_string(0,3,"Music15",0);
    lcd.LCD_write_string(0,4,"Music16",1);
    }
void page217(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music17",1); //max14 6row            
    lcd.LCD_write_string(0,2,"Music18",0);
    lcd.LCD_write_string(0,3,"Music19",0);
    lcd.LCD_write_string(0,4,"Music20",0);
    }
void page218(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music17",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music18",1);
    lcd.LCD_write_string(0,3,"Music19",0);
    lcd.LCD_write_string(0,4,"Music20",0);
    }
void page219(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music17",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music18",0);
    lcd.LCD_write_string(0,3,"Music19",1);
    lcd.LCD_write_string(0,4,"Music20",0);
    }
void page220(){
    lcd.LCD_write_string(30,0,"USER1",1);
    lcd.LCD_write_string(0,1,"Music17",0); //max14 6row            
    lcd.LCD_write_string(0,2,"Music18",0);
    lcd.LCD_write_string(0,3,"Music19",0);
    lcd.LCD_write_string(0,4,"Music20",1);
    }            
void page31(){
//    cp = &dataCollection[songList[1]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page32(){
//    cp = &dataCollection[songList[2]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page33(){
//   cp = &dataCollection[songList[3]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page34(){
//    cp = &dataCollection[songList[4]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page35(){
//    cp = &dataCollection[songList[5]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page36(){
//    cp = &dataCollection[songList[6]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page37(){
//   cp = &dataCollection[songList[7]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page38(){
//    cp = &dataCollection[songList[8]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page39(){
//    cp = &dataCollection[songList[9]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page310(){
//    cp = &dataCollection[songList[10]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page311(){
//   cp = &dataCollection[songList[11]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page312(){
//    cp = &dataCollection[songList[12]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page313(){
//    cp = &dataCollection[songList[13]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page314(){
//    cp = &dataCollection[songList[14]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page315(){
//   cp = &dataCollection[songList[15]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page316(){
//    cp = &dataCollection[songList[16]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page317(){
//    cp = &dataCollection[songList[17]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page318(){
//    cp = &dataCollection[songList[18]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page319(){
//   cp = &dataCollection[songList[19]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
void page320(){
//    cp = &dataCollection[songList[20]];
    lcd.LCD_write_string(0,0,cp->_songName,0);
    lcd.LCD_write_string(0,1,cp->_album,0); //max14 6row            
    lcd.LCD_write_string(0,2,cp->_like,0);
    lcd.LCD_write_string(0,3,cp->_dislike,0);
    lcd.LCD_write_string(0,4,cp->_isSkip,0);
    }
int currentSong = -1;
char currentEmotion = '0';
char songList[100];
char ch;
char flag = 0;
char protocalSlot = 2;   

int main() {
    //if (bt.readable()){
    //    protocal = bt.scanf("%s",&protocal);}
    lcd.LCD_init();
    lcd.backlight(ON);
    int change=0;
    int down=0;
    int num=0;
    while(1)
        {   
            num = user();
            //get data from serial communicate with nucleo_master (mp3 shield).
        //protocol @songIndex|Data|$
        if (bt.readable())        //change with bluetooth command [maybe: .readable()]
        {
            ch = bt.getc();   //change with bluetooth command
            if (ch == '@'){
                index = 0;
                flag = 1;
                count[index] = 0;
            }
            else if (ch == '|' && flag){
                buffer[index][count[index]++] = '\0';
                index++;
                count[index] = 0;
            }
            else if (ch == '$' && flag && (index == protocalSlot)){
                flag = 0;
                temp = atoi(buffer[1]);

                switch(temp){
                    case 0: //get new song
                        songList[++currentSong] = atoi(buffer[0]);
                        break;

                    case 1: //like
                        cp = &dataCollection[songList[currentSong]];
                        cp->_like[currentEmotion] = 1;
                        break;

                    case 2: //dislike
                        cp = &dataCollection[songList[currentSong]];
                        cp->_dislike[currentEmotion] = 1;
                        break;

                    case 3:
                        if(currentSong !=-1){
                            cp = &dataCollection[songList[currentSong]];
                            cp->_isSkip[currentEmotion] = 1;
                        }
                        break;

                    case 4: //emotion 0: Sad
                    case 5: //emotion 1: Stress
                    case 6: //emotion 2: Angry
                    case 7: //emotion 3: Happy
                        currentEmotion = temp - 4;
                        break;
                }
            }
            else if(flag){
                if((ch<='9')&&(ch >= '0')) buffer[index][count[index]++] = ch;
                else flag = 0;
            }
        }
    }       
            switch(num){
            //case 10:                    //main page
//                lcd.LCD_clear();
//                page1();
//                printf("10\n");
//                //printf("page1");
//                wait(0.75);
//                break;
            case 20:                    //left click//return main page
                lcd.LCD_clear();
                page1();
                printf("20\n");
                wait(0.75);
                change = 0;
                down = 0;
                break;
            case 30:                    //next page1//next page2
                lcd.LCD_clear();
                printf("30\n");
                wait(0.75);
                change++;
                if(change==1){         //1 click//page2
                    lcd.LCD_clear();
                printf("30\n");
                wait(0.75);
                change++;
                if(change==1){         //1 click//page2
                    lcd.LCD_clear();
                    page21();
                    printf("page21");
                    num = 50;
                    }
                if(change==2){          //2 click//page3
                    if(down==1){
                        lcd.LCD_clear();
                        page31();
                        printf("page31");
                        }
                    if(down==2){
                        lcd.LCD_clear();
                        page32();
                        printf("page32");
                        }
                    if(down==3){
                        lcd.LCD_clear();
                        page33();
                        printf("page33");
                        }
                    if(down==4){
                        lcd.LCD_clear();
                        page34();
                        printf("page34");
                        } 
                    if(down==5){
                        lcd.LCD_clear();
                        page35();
                        printf("page35");
                        }
                    if(down==6){
                        lcd.LCD_clear();
                        page36();
                        printf("page36");
                        }
                    if(down==7){
                        lcd.LCD_clear();
                        page37();
                        printf("page37");
                        }
                    if(down==8){
                        lcd.LCD_clear();
                        page38();
                        printf("page38");
                        }
                    if(down==9){
                        lcd.LCD_clear();
                        page39();
                        printf("page39");
                        }
                    if(down==10){
                        lcd.LCD_clear();
                        page310();
                        printf("page310");
                        }
                    if(down==11){
                        lcd.LCD_clear();
                        page311();
                        printf("page311");
                        } 
                    if(down==12){
                        lcd.LCD_clear();
                        page312();
                        printf("page312");
                        }
                    if(down==13){
                        lcd.LCD_clear();
                        page313();
                        printf("page313");
                        }
                    if(down==14){
                        lcd.LCD_clear();
                        page314();
                        printf("page314");
                        }
                    if(down==15){
                        lcd.LCD_clear();
                        page315();
                        printf("page315");
                        } 
                    if(down==16){
                        lcd.LCD_clear();
                        page316();
                        printf("page316");
                        }
                    if(down==17){
                        lcd.LCD_clear();
                        page317();
                        printf("page317");
                        }
                    if(down==18){
                        lcd.LCD_clear();
                        page318();
                        printf("page318");
                        }
                    if(down==19){
                        lcd.LCD_clear();
                        page319();
                        printf("page319");
                        }
                    if(down==20){
                        lcd.LCD_clear();
                        page320();
                        printf("page320");
                        }
                    if(down==21){
                        down=0;
                        }
                    }     
                break;
            case 40:                    //click up
                lcd.LCD_clear();
                printf("40\n");
                wait(0.75);
                //if(down==1){
//                    page21();
//                    printf("page21");
//                    }
//                if(down==2){
//                    page22();
//                    printf("page22");
//                    down=1;
//                    }
//                if(down==3){
//                    page23();
//                    printf("page23");
//                    down=2;
//                    }
//                break;
            case 50:                    //click down 
                lcd.LCD_clear();
                printf("50\n");
                wait(0.75);
                down++;
                if(change==1){
                    if(down==1){
                        lcd.LCD_clear();
                        page21();
                        printf("page21");
                        }
                    if(down==2){
                        lcd.LCD_clear();
                        page22();
                        printf("page22");
                        }
                    if(down==3){
                        lcd.LCD_clear();
                        page23();
                        printf("page23");
                        }
                    if(down==4){
                        lcd.LCD_clear();
                        page24();
                        printf("page24");
                        } 
//                        if(i>4 && i<9){        
                    if(down==5){
                        lcd.LCD_clear();
                        page25();
                        printf("page25");
                        }
                    if(down==6){
                        lcd.LCD_clear();
                        page26();
                        printf("page26");
                        }
                    if(down==7){
                        lcd.LCD_clear();
                        page27();
                        printf("page27");
                        }
                    if(down==8){
                        lcd.LCD_clear();
                        page28();
                        printf("page28");
                        }
                    if(down==9){
                        lcd.LCD_clear();
                        page29();
                        printf("page29");
                        }
                    if(down==10){
                        lcd.LCD_clear();
                        page210();
                        printf("page210");
                        }
                    if(down==11){
                        lcd.LCD_clear();
                        page211();
                        printf("page211");
                        } 
                     if(down==12){
                        lcd.LCD_clear();
                        page212();
                        printf("page212");
                        }            
                    if(down==13){
                        lcd.LCD_clear();
                        page213();
                        printf("page213");
                        }
                    if(down==14){
                        lcd.LCD_clear();
                        page214();
                        printf("page214");
                        }
                    if(down==15){
                        lcd.LCD_clear();
                        page215();
                        printf("page215");
                        } 
                    if(down==16){
                        lcd.LCD_clear();
                        page216();
                        printf("page216");
                        }            
                    if(down==17){
                        lcd.LCD_clear();
                        page217();
                        printf("page217");
                        }
                    if(down==18){
                        lcd.LCD_clear();
                        page218();
                        printf("page218");
                        }
                    if(down==19){
                        lcd.LCD_clear();
                        page219();
                        printf("page219");
                        }
                    if(down==20){
                        lcd.LCD_clear();
                        page220();
                        printf("page220");
                        } 
                    if(down==21){
                        down=0;
                        }  
                   }
             }
      }
}