#include <iostream>
#include <vector>
#include <string>

#include "text.h"
#include "histogram.h"
#include "histogram_internal.h"


using namespace std;

void
svg_begin(double width, double height) {
	cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
	cout << "<svg ";
	cout << "width='" << width << "' ";
	cout << "height='" << height << "' ";
	cout << "viewBox='0 0 " << width << " " << height << "' ";
	cout << "xmlns='http://www.w3.org/2000/svg'>\n";
}

void
svg_end() {
	cout << "</svg>\n";
}

void
svg_text(double left, double baseline, string text) {
	cout << "<text x='" << left << "' y='" << baseline << "'>" << text << "</text>" << endl;
}

void svg_rect(double x, double y, double width, double height) {
	cout << "<rect x='" << x << "' width='" << width << "' height='" << height << "' rx ='" << y << "' />" << endl;
}

void
show_histogram_svg(const vector<size_t> bins) {
	svg_begin(400, 300);
	svg_text(20, 35, to_string(bins[0]));
	svg_rect(50, 0, bins[0] * 10, 30);
	svg_end();

}





void show_histogram_text(const vector <size_t> bins, const size_t bin_count) {
	// Максимальное в коорзинах


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

	int max_in_bins = 0;


	for (int i = 0; i < bin_count; i++) {
		if (bins[i] > max_in_bins) {
			max_in_bins = bins[i];
		}
	}


	if (max_in_bins > MAX_ASTERISK) {

		for (int i = 0; i < bin_count; i++) {
			if (bins[i] < 100) {
				cout << " ";
			}
			if (bins[i] < 10) {
				cout << " ";
			}
			size_t height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_in_bins);

			cout << bins[i] << "|";


			for (int j = 0; j < height; j++) {
				cout << "*";
			}
			cout << endl;
		}


	}
	else {
		// Если максимальное число среди коорзин меньше или равно 76
		for (int i = 0; i < bin_count; i++) {
			if (bins[i] < 100) {
				cout << " ";
			}
			if (bins[i] < 10) {
				cout << " ";
			}


			cout << bins[i] << "|";
			for (int j = 0; j < bins[i]; j++) {
				cout << "*";
			}
			cout << endl;
		}


	}





}