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

int main(int argc, char **argv) {
    FILE *dataset = NULL, *polygonData = NULL, *output = NULL;
    checkInputArgs(argc, argv, &dataset, &polygonData, &output);

    fclose(dataset);
    fclose(polygonData);
    fclose(output);
    return 0;
}

void checkInputArgs(int argc, char **argv, FILE **datasetFile, \
FILE **polygonFile, FILE **outputFile) {
    char *openFileError = "Error: Unable to open file %s\n";
    char *numFilesError = "Error: Incorrect number of inputs (3 required).\n";

    if (argc != 4) {
        fputs(numFilesError, stderr);
        exit(EXIT_FAILURE);
    }

    *datasetFile = fopen(argv[1], "r");
    if (*datasetFile == NULL) {
        fprintf(stderr, openFileError, argv[1]);
        exit(EXIT_FAILURE);
    }
    
    *polygonFile = fopen(argv[2], "r");
    if (*polygonFile == NULL) {
        fprintf(stderr, openFileError, argv[2]);
        exit(EXIT_FAILURE);
    }

    *outputFile = fopen(argv[3], "w");
    if (*outputFile == NULL) {
        fprintf(stderr, openFileError, argv[3]);
        exit(EXIT_FAILURE);
    }
}