#include "../include/UsersSidePanel.hpp"
#include "../include/ResourceCache.hpp"
#include "../include/Settings.hpp"
#include "../include/Channel.hpp"
#include <SFML/Graphics/RectangleShape.hpp>
#include <SFML/Graphics/Text.hpp>
#include <vector>
#include <cmath>

using namespace std;

namespace dchat
{
    Channel *currentChannel = nullptr;
    const float width = 200.0f;
    const unsigned int FONT_SIZE = 20;
    
    void UsersSidePanel::setCurrentChannel(Channel *channel)
    {
        currentChannel = channel;
    }
    
    Channel* UsersSidePanel::getCurrentChannel()
    {
        return currentChannel;
    }
    
    void UsersSidePanel::draw(sf::RenderWindow &window)
    {
        auto windowSize = window.getSize();
        sf::RectangleShape rect(sf::Vector2f(width, windowSize.y));
        rect.setFillColor(sf::Color(30, 30, 30));
        rect.setPosition(windowSize.x - width, 0.0f);
        window.draw(rect);
        
        if(!currentChannel) return;
        
        const sf::Font *font = ResourceCache::getFont("fonts/Roboto-Regular.ttf");
        sf::Vector2f position(rect.getPosition().x + 10.0f, 10.0f);
        for(User *user : currentChannel->getUsers())
        {
            // TODO: Remove this shit
            sf::String str = sf::String::fromUtf8(user->getName().begin(), user->getName().end());
            sf::Text text(str, *font, FONT_SIZE * Settings::getScaling());
            text.setPosition(position);
            window.draw(text);
            position.y += font->getLineSpacing(FONT_SIZE * Settings::getScaling());
        }
    }
    
    float UsersSidePanel::getWidth()
    {
        return width;
    }
}