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path: root/src/ChannelSidePanel.cpp
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#include "../include/ChannelSidePanel.hpp"
#include "../include/ChannelTopPanel.hpp"
#include "../include/ResourceCache.hpp"
#include "../include/Settings.hpp"
#include "../include/Channel.hpp"
#include "../include/ColorScheme.hpp"
#include <SFML/Graphics/RectangleShape.hpp>
#include <SFML/Graphics/Text.hpp>
#include <vector>
#include <cmath>

using namespace std;

namespace dchat
{
    vector<Channel*> channels;
    const float WIDTH = 300.0f;
    const unsigned int FONT_SIZE = 20;
    const float PADDING_BOTTOM = 10.0f;
    const float CHANNEL_NAME_BOX_HEIGHT_RATIO = 1.5f;
    
    void ChannelSidePanel::addChannel(Channel *channel)
    {
        channels.push_back(channel);
    }
    
    void ChannelSidePanel::removeAllChannels()
    {
        channels.clear();
    }
    
    void ChannelSidePanel::draw(sf::RenderWindow &window)
    {
        float posY = ChannelTopPanel::getHeight();
        auto windowSize = window.getSize();
        sf::RectangleShape rect(sf::Vector2f(getWidth(), windowSize.y));
        rect.setPosition(0.0f, 0.0f);
        rect.setFillColor(ColorScheme::getPanelColor());
        window.draw(rect);
        
        const sf::Font *font = ResourceCache::getFont("fonts/Roboto-Regular.ttf");
        const float fontSize = FONT_SIZE * Settings::getScaling();
        const float fontHeight = font->getLineSpacing(fontSize);
        const float channelBoxHeight = floor(fontHeight * CHANNEL_NAME_BOX_HEIGHT_RATIO);
        
        auto mousePos = sf::Mouse::getPosition(window);
        
        sf::Vector2f position(10.0f, posY);
        for(Channel *channel : channels)
        {
            sf::FloatRect box(0.0f, position.y, getWidth(), channelBoxHeight);
            if(channel == Channel::getCurrent())
            {
                rect.setFillColor(ColorScheme::getBackgroundColor() + sf::Color(15, 15, 15));
                rect.setSize(sf::Vector2f(box.width, box.height));
                rect.setPosition(sf::Vector2f(0.0f, position.y));
                window.draw(rect);
            }
            else if(box.contains(mousePos.x, mousePos.y))
            {
                rect.setFillColor(ColorScheme::getBackgroundColor() + sf::Color(5, 5, 5));
                rect.setSize(sf::Vector2f(box.width, box.height));
                rect.setPosition(sf::Vector2f(0.0f, position.y));
                window.draw(rect);
                
                if(sf::Mouse::isButtonPressed(sf::Mouse::Button::Left))
                {
                    Channel::setCurrent(channel);
                }
            }
            
            // TODO: Remove this shit
            sf::String str = "# ";
            str += sf::String::fromUtf8(channel->getName().begin(), channel->getName().end());
            sf::Text text(str, *font, fontSize);
            text.setPosition(sf::Vector2f(position.x, floor(position.y + channelBoxHeight * 0.5f - fontHeight * 0.5f)));
            text.setFillColor(ColorScheme::getTextRegularColor());
            window.draw(text);
            position.y += floor(fontHeight + PADDING_BOTTOM);
        }
    }
    
    float ChannelSidePanel::getWidth()
    {
        return floor(WIDTH * Settings::getScaling());
    }
}