#include <stdio.h>
#include <stdlib.h>
#include "preprocessing.h"

Feature *init_feature(float value)
{
    Feature *feature = (Feature*)malloc(sizeof(Feature));
    feature->value = value;
    feature->next_feature = NULL;

    return feature;
}

OneHotLabel *init_onehotlabel(float value)
{
    OneHotLabel *hot = (OneHotLabel*)malloc(sizeof(OneHotLabel));
    hot->value = value;
    hot->next = NULL;
    
    return hot;
}

Sample *init_sample()
{
    Sample *sample = (Sample*)malloc(sizeof(Sample));
    sample->first_feature = NULL;
    sample->first_hot = NULL;
    sample->next_sample = NULL;
    sample->t = TRAIN;

    return sample;
}

Data *init_data()
{
    Data *data = (Data*)malloc(sizeof(Data));
    data->first_sample = NULL;
    data->last_sample = NULL;
    data->size = 0;

    return data;
}

void destroy_features_from_feature(Feature *feature)
{

}

void destroy_hots_from_hot(OneHotLabel *first_hot)
{

}

void destroy_samples_from_sample(Sample *sample)
{

}

void destroy_data(Data *data)
{

}

Data *csv_to_samples(char *path_to_csv, char *features_separator, float train_percent)
{
    Data *data = init_data();
    //TODO : complete
    return data;   
}