#pragma once

#include <fstream>
#include <iostream>
#include <nlohmann/json.hpp>

#include "services/textureCache.hpp"
#include "widgets/weather.hpp"

#include "gtkmm/box.h"
#include "gtkmm/enums.h"
#include "gtkmm/image.h"

std::string formatTemperature(double temp) {
    return std::to_string(static_cast<int>(std::round(temp))) + "°C";
}

class WeatherInfo : public Gtk::Box {
  private:
    Gtk::Image getImageFromWeatherCode(int weather_code, bool is_daytime = true) {
        Gtk::Image pic;


        auto file = std::ifstream("resources/weatherCodes.json");
        if (!file.is_open()) {
            auto homeDir = std::getenv("HOME");
            std::cout << "Failed to open local weatherCodes.json, trying " << std::string(homeDir) + "/.config/bar/weatherCodes.json" << std::endl;
            file = std::ifstream(std::string(homeDir) + "/.config/bar/weatherCodes.json");
            
            if (!file.is_open()) {
                std::cerr << "Failed to open weatherCodes.json" << std::endl;
                return pic;
            }
        }

        auto json = nlohmann::json::parse(file);
        file.close();

        std::string image_path = json[std::to_string(weather_code)][is_daytime ? "day" : "night"]["image"].get<std::string>();

        auto texture = TextureCacheService::getInstance()->getTexture(image_path);

        if (texture) {
            pic.set(texture);
        }

        pic.set_pixel_size(64);

        return pic;
    }

  public:
    WeatherInfo(WeatherWidget::CurrentWeather current_weather) {
        set_orientation(Gtk::Orientation::HORIZONTAL);
        this->set_valign(Gtk::Align::CENTER);
        this->set_halign(Gtk::Align::FILL);

        auto image = getImageFromWeatherCode(current_weather.weather_code);
        auto temp  = Gtk::Label();
        temp.set_markup("<span weight='bold'>" + formatTemperature(current_weather.temperature) + "</span>" + "<span color='gray' size='small'> (" + formatTemperature(current_weather.apparent_temperature) + ")</span>");
        temp.set_halign(Gtk::Align::START);


        auto temp_box = Gtk::Box(Gtk::Orientation::VERTICAL);
        temp_box.set_valign(Gtk::Align::CENTER);
        temp_box.set_halign(Gtk::Align::START);
        temp_box.append(temp);


        append(image);
        append(temp_box);
    }

    WeatherInfo(WeatherWidget::HourlyWeather hourly_weather) {
        set_orientation(Gtk::Orientation::HORIZONTAL);
        this->set_valign(Gtk::Align::CENTER);
        add_css_class("weather-info");

        auto image = getImageFromWeatherCode(hourly_weather.weather_code);

        auto temp = Gtk::Label();
        temp.set_markup("<span weight='bold'>" + formatTemperature(hourly_weather.temperature_2m) + "</span>" + "<span color='gray' size='small'> (" + formatTemperature(hourly_weather.apparent_temperature) + ")</span>");
        temp.set_halign(Gtk::Align::START);


        Gtk::Box temp_box(Gtk::Orientation::VERTICAL);
        temp_box.set_halign(Gtk::Align::START);
        temp_box.set_valign(Gtk::Align::CENTER);
        temp_box.append(temp);

        auto timeLabel = Gtk::Label();
        timeLabel.set_markup("<span size='small'>" + hourly_weather.time + "</span>");
        timeLabel.set_halign(Gtk::Align::START);
        temp_box.append(timeLabel);

        append(image);
        append(temp_box);
    }

    WeatherInfo(WeatherWidget::DailyWeather daily_weather) {
        set_orientation(Gtk::Orientation::HORIZONTAL);
        this->set_valign(Gtk::Align::CENTER);
        add_css_class("weather-info");

        auto image     = getImageFromWeatherCode(daily_weather.weather_code);
        
        auto max_label = Gtk::Label();
        max_label.set_markup("<span weight='bold'>H: " + formatTemperature(daily_weather.temperature_2m_max) + "</span>" + "<span color='gray' size='small'> (" + formatTemperature(daily_weather.apparent_temperature_max) + ")</span>");
        max_label.set_halign(Gtk::Align::START);

        auto min_label = Gtk::Label();
        min_label.set_markup("<span size='small'>L: " + formatTemperature(daily_weather.temperature_2m_min) + "</span>" + "<span color='gray' size='small'> (" + formatTemperature(daily_weather.apparent_temperature_min) + ")</span>");
        min_label.set_halign(Gtk::Align::START);

        Gtk::Box temp_box(Gtk::Orientation::VERTICAL);
        temp_box.set_halign(Gtk::Align::START);
        temp_box.set_valign(Gtk::Align::CENTER);
        temp_box.append(max_label);
        temp_box.append(min_label);

        auto timeLabel = Gtk::Label();
        timeLabel.set_markup("<span size='small'>" + daily_weather.time + "</span>");
        timeLabel.set_halign(Gtk::Align::START);
        temp_box.append(timeLabel);

        append(image);
        append(temp_box);
    }
};