#include <stdio.h>
#include <stdlib.h>
#include <wchar.h>
#include <locale.h>
#include "tree.h"

FILE* readFile(const char * filename)
{
    return fopen(filename, "r");
}

void closeFile(FILE * fp)
{
    fclose(fp);
}

void tabFrequence(FILE *fp, int tabFreq[])
{
    for (int i = 0; i < TAB_FREQ_SIZE; i++)
    {
        tabFreq[i] = 0;
    }
    
    char c;
    while(1)
    {
        c = fgetc(fp);
        if( feof(fp) )
        { 
            break ;
        }
        //printf("%c", c);
        //printf("%d\n", c);
        tabFreq[(int)c]++;
    }
    tabFreq[10] = 0;//à virer à la fin
}

void afficheTabCharFreq(int tabFreq[])
{
    for (int i = 0; i < TAB_FREQ_SIZE; i++)
    {
        if(tabFreq[i] != 0)
        {
            printf("Char : %c\t", i);
            printf("Freq : %d\t", tabFreq[i]);
            printf("ASCII : %d\n", i); 
        }  
            
    }
}


int main(int argc, char **argv)
{
	Node* nodeArray[TAB_FREQ_SIZE];
	int nodeArraySize;
    FILE *fp = readFile("./test");
    //system("pwd");
    if (fp == NULL)
        perror("Error");
        
    int tabFreq[TAB_FREQ_SIZE];
    
    tabFrequence(fp, tabFreq);
    afficheTabCharFreq(tabFreq);
    initNodes(tabFreq, nodeArray, &nodeArraySize);
    qsort(nodeArray, nodeArraySize, sizeof(Node*), compNodeByFreq);
    
    printNodeArray(nodeArray, nodeArraySize);
    
    Node* tree = generateTree(nodeArray, nodeArraySize);
    
    affichage_arborescence_version1(tree, 1);
    printf("\n");
    
    setCharCode(tree);
    

    closeFile(fp);
    return(0);
}