package tech.nevets.signaturecardgen;

import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class Location {
    public static final List<Location> LOCATIONS = new ArrayList<>();

    private final String id;
    private final String name;
    private final String address;
    private final String number;
    private transient BufferedImage background;

    public Location(String id, String name, String address, String number) {
        this.id = id;
        this.name = name;
        this.address = address;
        this.number = number;
        loadBackground();
    }

    public String getId() {
        return id;
    }

    public String getName() {
        return name;
    }

    public String getAddress() {
        return address;
    }

    public String getNumber() {
        return number;
    }

    public BufferedImage getBackground() {
        return background;
    }

    public void loadBackground() {
        File backgroundFile = new File("./backgrounds/" + id + ".png");
        if (!backgroundFile.exists()) backgroundFile = new File("./backgrounds/default.png");
        try {
            background = ImageIO.read(backgroundFile);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    @Override
    public String toString() {
        return "{ \"id\": " + id + ", \"name\": " + name + ", \"address\": " + address + ", \"number\": " + number + " }";
    }

    public static void loadLocations () {
        try {
            Gson gson = new Gson();
            JsonArray jsonFile = gson.fromJson(new FileReader("./locations.json"), JsonArray.class);
            for (JsonElement element : jsonFile.asList()) {
                Location location = gson.fromJson(element, Location.class);
                location.loadBackground();
                LOCATIONS.add(location);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static Location getLocation (String locationId) {
        for (Location loc : LOCATIONS) {
            if (loc.getId().equals(locationId)) {
                return loc;
            }
        }
        return new Location("", "", "", "");
    }
}