"use strict";
//ex1

var str = '35;VĂLEANU Ș. Ştefan-David;1220F';
console.log(str.indexOf("Ştefan-David"));
console.log(str.lastIndexOf(";"));


//ex2
var fs = require('fs');

try {
   var data = fs.readFileSync("students1220f.csv").toString ();
   var tableau =  data.split("\n");
   console.log(tableau);

    for(var i = 0; i<tableau.length; i++){
        var parts = tableau[i].split(";");
        console.log(parts[0]);
        console.log(parts[1]);
        console.log(parts[2]);

    }

} catch(err) {
   console.log('Erreur!');
}

//ex 3
class Elev {
  constructor(nume, grupa) {
    this.nume = nume;
    this.grupa = grupa;
  }
}

        var elevi = [];
        try {
            var data3 = fs.readFileSync("students1220f.csv").toString ();
            var tableau3 =  data3.split("\n");


    for(var i = 0; i<tableau3.length; i++){
        var parts = tableau3[i].split(";");
        var elev = new Elev(parts[1],parts[2]);
        elevi.push(elev);

    }
            console.log(elevi);
        }catch(err) {
   console.log('Erreur!');
}


//ex4
class Passwd {
  constructor(user, pass, uId, gId, uInfo, home, cmd) {
    this.user = user;
    this.pass = pass;
    this.uId = uId;
    this.gId = gId;
    this.uInfo = uInfo;
    this.home = home;
    this.cdm = cmd;
  }
}

function c(){
var p = [];
        try {
            var data2 = fs.readFileSync("passwd").toString ();
            var tableau2 =  data2.split("\n");


    for(var i = 0; i<tableau2.length; i++){
        var parts = tableau2[i].split(":");
        var ret = new Passwd(parts[0],parts[1],parts[2],parts[3],parts[4],parts[5],parts[6]);
        p.push(ret);

    }
            console.log(p);
        }catch(err) {
   console.log('Erreur!');
}
}
c();

//ex5
var regex = /([0-9]+);([A-Za-z-\. ]+);([0-9]{3,4}[A-Za-z]+)/;

var str =  "35;VLEANU . tefan-David;1220F";
console.log(str.match(/tefan-David/).index);
console.log(str.lastIndexOf(";"));

//ex6

        var elevi2 = [];
        try {
            var data3 = fs.readFileSync("students1220f.csv").toString ();
            var tableau3 =  data3.split("\n");


    for(var i = 0; i<tableau3.length; i++){
        var elev = {}

        var regexName = /([A-Za-z-\. ]+)/;
        var regexGrupa = /1220F/;
        elev.lastName = tableau3[i].match(regex);
        elev.group = tableau3[i].match(regexGrupa);
        elevi2.push(elev);

    }
            console.log(elevi);
        }catch(err) {
   console.log('Erreur!');
}