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

using namespace std;


struct Input {
    vector<double> numbers;
    size_t bin_count{};
    size_t user_block_width;
};

Input
input_data() {
    size_t number_count;
    cerr << "Enter number count: ";
    cin >> number_count;
    Input in;
    in.numbers.resize(number_count);
    cerr << "Enter numbers: " << endl;
    for (size_t i = 0; i < number_count; i++) {
        cin >> in.numbers[i];
    }
    cerr << "Enter bin count: ";
    cin >> in.bin_count;
    in.user_block_width = 15;
    do {
        cerr  << "Enter block width: ";
        cin >> in.user_block_width;
        if ((in.user_block_width < 3) || (in.user_block_width > 30)){
            cerr << "Error: block width must be included in the interval: [3; 30]" << endl;
        }
    }
    while ((in.user_block_width < 3) || (in.user_block_width > 30));

    return in;
}


int
main()
{
    auto in = input_data();
    auto bins = make_histogram(in.numbers, in.bin_count);
    show_histogram_svg(bins, in.user_block_width);
    return 0;
}