#include <vector>
#include <iostream>
#include <string>
#include "histogram.h"
#include "text.h"
#include "svg.h"

#include <curl/curl.h>
using namespace std;
struct Input {
    vector<double> numbers;
    size_t bin_count{};
    string stroke;
};

Input
input_data(istream& in, bool prompt) {
    int i;
    size_t number_count;
    string check1 = " ";
    string check2 = "#";
 
    if (prompt) { cerr << "Enter number count: "; };
    in >> number_count;

    Input in1;
    in1.numbers.resize(number_count);
    if (prompt) { cerr << "Enter numbers: "; };
    for (size_t i = 0; i < number_count; i++) {
        in >> in1.numbers[i];
    }

    if (prompt) { cerr << "Enter bin count: "; };
    in >> in1.bin_count;

 
    if (prompt) { cerr << "Enter stroke colour without spaces or in code format:"; };
    in.ignore();
    getline(in, in1.stroke);

    for (i = 0; i < in1.stroke.length(); i++) {
        if (isspace(in1.stroke[i])) {
            cerr << "invalid input";
            exit(0);
        }
    }
    if (in1.stroke[0] == check2[0]) {
        if (in1.stroke.length() != 7) {
            cerr << "invalid input";
            exit(0);
        }
    }
    return in1;
}

int main(int argc, char* argv[])
{
    curl_global_init(CURL_GLOBAL_ALL);
    if (argc > 1) {
        CURL* curl = curl_easy_init();
        if (curl) {
            CURLcode res;
            curl_easy_setopt(curl, CURLOPT_URL, argv[1]);
            res = curl_easy_perform(curl);
            if (res != 0) {
                cerr << curl_easy_strerror(res);
                exit(1);
            }
        }
        curl_easy_cleanup(curl);
        return(0);
        
    }
    const size_t SCREEN_WIDTH = 80;
    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
    auto in1 = input_data(cin,true);
    auto bins = make_histogram(in1.numbers, in1.bin_count);
    show_histogram_svg(bins, in1.stroke);
    return 0;
}