package io.reisub.dreambot.util.ui;

import org.dreambot.api.methods.skills.Skill;
import org.dreambot.api.methods.skills.SkillTracker;
import org.dreambot.api.methods.skills.Skills;
import org.dreambot.api.script.ScriptManager;
import org.dreambot.api.utilities.Timer;

import java.awt.*;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.image.BufferedImage;
import java.util.ArrayList;
import java.util.Arrays;

public class UI implements MouseListener {
    private final Color blue = new Color(23, 147, 209);
    private final Color gray = new Color(51, 51, 51);
    private final Color grayTransparent = new Color(51, 51, 51, 245);
    private final String scriptName;
    private static UI ui;
    private Graphics g;
    private int X = 0;
    private int Y = 0;
    private final int X_PADDING = 5;
    private final int Y_PADDING = 35;
    private final int LINE_SPACING = 20;
    private int lines = 0;
    private boolean hide;
    private boolean drawTime = true;
    private boolean drawExperience = true;
    private final java.util.List<Skill> skillsToTrack;
    private int customLines = 0;
    private final Timer timer;

    public static UI getInstance(String scriptName) {
        if (ui == null) {
            ui = new UI(scriptName);
        }

        return ui;
    }

    private UI(String scriptName) {
        this.scriptName = scriptName;
        hide = false;
        timer = new Timer();
        skillsToTrack = new ArrayList<>();
    }

    public void pause() {
        timer.pause();
    }

    public void resume() {
        timer.resume();
    }

    public void addSkills(Skill... skills) {
        SkillTracker.start(skills);
        skillsToTrack.addAll(Arrays.asList(skills));
    }

    public void setTime(boolean b) {
        this.drawTime = b;
    }

    public void setCustomLines(int customLines) {
        this.customLines = customLines;
    }

    public int getHourlyRate(int current) {
        return timer.getHourlyRate(current);
    }

    public void draw(Graphics g) {
        this.g = g;
        this.lines = 0;

        drawUIToggle();
        if (hide) return;

        drawInfoBox();

        if (ScriptManager.getScriptManager().isPaused()) {
            drawString(scriptName + " [PAUSED]", Color.red);
        } else {
            drawString(scriptName, blue);
        }

        if (drawTime) drawString("Time running: " + timer.formatTime());
        if (drawExperience) drawExperience();
    }

    private void drawUIToggle() {
        int w = 40;
        int h = 15;

        g.setColor(blue);
        g.drawRect(X, Y, w, h);

        g.setColor(gray);
        g.fillRect(X+1, Y+1, w-1, h-1);

        g.setColor(Color.white);
        if (hide) {
            g.drawString("show", X+5, Y+12);
        } else {
            g.drawString("hide", X+5, Y+12);
        }
    }

    private void drawInfoBox() {
        int x = 0;
        int y = 20;
        int w = 250;

        int expectedLines = 1;
        expectedLines = drawTime ? expectedLines + 1 : expectedLines;
        if (drawExperience) {
            expectedLines += skillsToTrack.size() * 3;
        }
        expectedLines += customLines;

        int h = expectedLines * 20;

        g.setColor(blue);
        g.drawRect(x,y, w, h);

        g.setColor(grayTransparent);
        g.fillRect(x+1, y+1, w-1, h-1);
    }

    private void drawExperience() {
        for (Skill s : skillsToTrack) {
            drawString(s.getName() + ": " + Skills.getRealLevel(s) + " (" + SkillTracker.getGainedLevels(s) + ")");
            drawString(SkillTracker.getGainedExperiencePerHour(s) + " xp/h (" + SkillTracker.getGainedLevels(s) + ")", 10);
            drawString("TTL: " + Timer.formatTime(SkillTracker.getTimeToLevel(s)), 10);
        }
    }

    public void drawString(String s) {
        drawString(s, Color.white);
    }

    public void drawString(String s, Color color) {
        drawString(s, color, 0);
    }

    public void drawString(String s, int xPadding) {
        drawString(s, Color.white, xPadding);
    }

    public void drawString(String s, Color color, int xPadding) {
        g.setColor(color);
        g.drawString(s, X_PADDING + xPadding, Y_PADDING + (LINE_SPACING * lines));
        lines++;
    }

    @Override
    public void mouseClicked(MouseEvent mouseEvent) {
        if (mouseEvent.getButton() == 1) {
            Rectangle r = new Rectangle(0, 0, 40, 15);
            if (r.contains(mouseEvent.getPoint())) {
                hide = !hide;
            }
        }
    }

    @Override
    public void mousePressed(MouseEvent mouseEvent) {

    }

    @Override
    public void mouseReleased(MouseEvent mouseEvent) {

    }

    @Override
    public void mouseEntered(MouseEvent mouseEvent) {

    }

    @Override
    public void mouseExited(MouseEvent mouseEvent) {

    }
}