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

const std::size_t SCREEN_WIDTH = 80;
const std::size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;

void show_histogram_text(const std::vector<std::size_t> &bins)
{
    std::size_t maxbin = bins[0];
    for (std::size_t i=1; i < bins.size(); i++)
    {
        if (maxbin < bins[i])
        {
            maxbin = bins[i];
        }
    }
    if (maxbin <= MAX_ASTERISK)
    {
        for (size_t i=0; i < bins.size(); i++ )
        {
            if (bins[i] < 10 )
            {
                std::cout << "  " << bins[i] << "|";
            }
            else if (bins[i] < 100)
            {
                std::cout << " " << bins[i] << "|";
            }
            else if (bins[i] < 1000)
            {
                std::cout << bins[i] << "|";
            }
            for (size_t j=0; j < bins[i]; j++ )
            {
                std::cout << "*";
            }
            std::cout << std::endl;
        }
    }
    else
    {
        for (std::size_t i=0; i < bins.size(); i++)
        {
            std::size_t heightG= MAX_ASTERISK * (static_cast<double>(bins[i]) / maxbin);
            if (bins[i] < 10 )
            {
                std::cout << "  " << bins[i] << "|";
            }
            else if (bins[i] < 100)
            {
                std::cout << " " << bins[i] << "|";
            }
            else if (bins[i] < 1000)
            {
                std::cout << bins[i] << "|";
            }
            for (std::size_t j=0; j < heightG; j++ )
            {
                std::cout << "*";
            }
            std::cout << std::endl;
        }
    }
}