//
//  main.c
//  Files
//
//  Created by Abdelali on 30/04/2016.
//  Copyright © 2016 Abdelaali. All rights reserved.
//

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define List "/Users/MacBook/Documents/workspace/xCode WorkPlace/Files/Files/List.txt"
#define ListSorted "/Users/MacBook/Documents/workspace/xCode WorkPlace/Files/Files/ListSorted.txt"
#define ListGradeA "/Users/MacBook/Documents/workspace/xCode WorkPlace/Files/Files/ListeNoteA.txt"
#define ListGradeF "/Users/MacBook/Documents/workspace/xCode WorkPlace/Files/Files/ListeNoteF.txt"

typedef struct Etudiant {
    char Nom[50];
    char Prenom[50];
    double Note;
}Etd;

void ajouterEtd(int,Etd*,int*,int*);
void trii(Etd*,int,Etd,int*);

int main(int argc, const char * argv[]) {
    FILE* f = NULL;
    FILE* FLS = NULL;
    FILE* FLGA = NULL;
    FILE* FLGF = NULL;
    Etd* E;
    Etd* Ehelp;

    Etd a;
    //char c,b;
    int n,i,pos=0;
    int Ln=5,Lp=5;

    printf("Donner le nbr d'etudiant: ");
    do{
        scanf("%d",&n);
    }while (n<1);


    E=(Etd*)malloc(n*sizeof(Etd));
    Ehelp=(Etd*)malloc(n*sizeof(Etd));

    ajouterEtd(n,E,&Ln,&Lp);

    f = fopen(List, "w");
    if(!f){
        fprintf(stderr, "Impossible d'ouvrire ou creer le fichier.");
    }else{
        fprintf(f,"Nom%*.*sPrenom%*.*sNote\n",Ln-(int)strlen("nom")+1,Ln-(int)strlen("nom")+1," ",Lp-(int)strlen("prenom")+1,Lp-(int)strlen("prenom")+1," ");
    }
    fclose(f);
    f=fopen(List, "a");
    if(!f){
        fprintf(stderr, "Impossible d'ouvrire ou creer le fichier.");
    }else{
        for(i=0;i<n;i++){
            fprintf(f,"%s%*.*s %s%*.*s %2.2lf\n",E[i].Nom,(Ln==strlen(E[i].Nom))?0:Ln-(int)strlen(E[i].Nom),(Ln==strlen(E[i].Nom))?0:Ln-(int)strlen(E[i].Nom)," ",E[i].Prenom,(Lp==strlen(E[i].Prenom))?0:Lp-(int)strlen(E[i].Prenom),(Lp==strlen(E[i].Prenom))?0:Lp-(int)strlen(E[i].Prenom)," ",E[i].Note);
        }
    }
    fclose(f);


    f=fopen(List, "r");
    FLS = fopen(ListSorted, "w");
    if(!FLS){
        fprintf(stderr, "Impossible d'ouvrire ou creer le fichier.");
    }else{
        fprintf(FLS,"Nom%*.*sPrenom%*.*sNote\n",Ln-(int)strlen("nom")+1,Ln-(int)strlen("nom")+1," ",1+Lp-(int)strlen("prenom"),1+Lp-(int)strlen("prenom")," ");
    }
    fclose(FLS);

    fscanf(f, "%s %s %s",a.Nom,a.Prenom,a.Nom);
    i=0;
    while (!feof(f)) {
        fscanf(f, "%s %s %lf",Ehelp[i].Nom,Ehelp[i].Prenom,&Ehelp[i].Note);
        i++;
    }

    trii(Ehelp, n, a,&pos);
    FLS =fopen(ListSorted, "a");
    for(i=0;i<n;i++){
        fprintf(FLS,"%s%*.*s%s%*.*s%2.2lf\n",Ehelp[i].Nom,1+Ln-(int)strlen(Ehelp[i].Nom),1+Ln-(int)strlen(Ehelp[i].Nom)," ",Ehelp[i].Prenom,1+Lp-(int)strlen(Ehelp[i].Prenom),1+Lp-(int)strlen(Ehelp[i].Prenom)," ",Ehelp[i].Note);
    }

    for(i=0;i<n;i++){
        printf("%s\t%s\t%2.2lf\t%d\n",Ehelp[i].Nom,Ehelp[i].Prenom,Ehelp[i].Note,pos);
    }

    fclose(FLS);
    //free(Ehelp);
    //Ehelp = (Etd*) malloc(pos*sizeof(Etd));

    FLGA = fopen(ListGradeA, "w");

    if(!FLGA){
        fprintf(stderr, "Impossible d'ouvrire ou creer le fichier.");
    }else{
        fprintf(FLGA,"Nom%*.*sPrenom%*.*sNote\n",Ln-(int)strlen("nom")+1,Ln-(int)strlen("nom")+1," ",Lp-(int)strlen("prenom")+1,Lp-(int)strlen("prenom")+1," ");
    }
    FLGF = fopen(ListGradeF, "w");
    if(!FLGF){
        fprintf(stderr, "Impossible d'ouvrire ou creer le fichier.");
    }else{
        fprintf(FLGF,"Nom%*.*sPrenom%*.*sNote\n",Ln-(int)strlen("nom")+1,Ln-(int)strlen("nom")+1," ",Lp-(int)strlen("prenom")+1,Lp-(int)strlen("prenom")+1," ");
    }

    //fclose(FLGA);
    //FLGA = fopen(ListGradeA, "a");
    for (i=0; i<n; i++) {
        if(Ehelp[i].Note>=10)
            fprintf(FLGA,"%s%*.*s%s%*.*s%2.2lf\n",Ehelp[i].Nom,1+Ln-(int)strlen(a.Nom),1+Ln-(int)strlen(a.Nom)," ",Ehelp[i].Prenom,1+Lp-(int)strlen(a.Prenom),1+Lp-(int)strlen(a.Prenom)," ",Ehelp[i].Note);
        else
            fprintf(FLGF,"%s%*.*s %s%*.*s %2.2lf\n",Ehelp[i].Nom,Ln-(int)strlen(a.Nom),Ln-(int)strlen(a.Nom)," ",Ehelp[i].Prenom,Lp-(int)strlen(a.Prenom),Lp-(int)strlen(a.Prenom)," ",Ehelp[i].Note);
    }

    return 0;
}

void trii(Etd* Ehelp,int n,Etd a,int* p){
    int i,j;
    for(i=0;i<n;i++){
        if(Ehelp[i].Note>=10.0)
            (*p)++;
        for(j=i+1;j<n;j++){
            if (Ehelp[i].Note<Ehelp[j].Note) {
                a.Note = Ehelp[i].Note;
                strcpy(a.Nom, Ehelp[i].Nom);
                strcpy(a.Prenom, Ehelp[i].Prenom);

                Ehelp[i].Note = Ehelp[j].Note;
                strcpy(Ehelp[i].Nom, Ehelp[j].Nom);
                strcpy(Ehelp[i].Prenom, Ehelp[j].Prenom);

                Ehelp[j].Note = a.Note;
                strcpy(Ehelp[j].Nom, a.Nom);
                strcpy(Ehelp[j].Prenom, a.Prenom);
            }
        }
    }
}


void ajouterEtd(int n, Etd* E,int*Ln,int*Lp){
    int i,j;
    for(i=0;i<n;i++){
        printf("Donner le nom d'etudiant N° %d:\n-> ",i+1);
        getchar();
        gets(E[i].Nom);
        printf("Donner le prenom d'etudiant N° %d:\n-> ",i+1);
        getchar();
        gets(E[i].Prenom);
        printf("Donner la note d'etudiant N° %d:\n-> ",i+1);
        scanf("%lf",&E[i].Note);
        *Ln = (int)strlen(E[0].Nom);
        *Lp = (int)strlen(E[0].Prenom);
        for(j=1;j<=i;j++){
            if (*Ln<strlen(E[j].Nom)) {
                *Ln = (int)strlen(E[j].Nom);
            }
            if (*Lp<strlen(E[j].Prenom)) {
                *Lp = (int) strlen(E[j].Prenom);
            }
        }
    }
}