Settings Scene

//
//  SettingsScene.swift
//  Physics Breaker
//
//  Created by Charlie Bushman on 1/7/16.
//  Copyright © 2016 imaginary inc. All rights reserved.
//

import Foundation
import UIKit
import SpriteKit

class SettingsScene: SKScene{
    
    let titleLabel = SKLabelNode()
    
    let musicVolumeLabel = SKLabelNode()
    
    let soundVolumeLabel = SKLabelNode()
    
    let musicVolumeSlider = UISlider()
    
    let soundVolumeSlider = UISlider()
    
    let menuButton = UIButton()
    
    override func didMoveToView(view: SKView) {
        self.backgroundColor = UIColor.whiteColor()  //sets scene's background to white
        
        setUpScene()
        setUpZAxis()
    }
    
    override func willMoveFromView(view:SKView){
        self.removeAllChildren()
    }
    
    
    func setUpScene(){
        //Sets a Data Manager for the scene
        let dataManager = DataManagement()
        
        /*LABEL: Displays the title 'SETTINGS'*/
        titleLabel.fontColor = UIColor.blackColor()
        titleLabel.fontSize = 60
        titleLabel.position = CGPoint(x: CGRectGetMidX(self.frame), y: 550)
        titleLabel.text = "SETTINGS"
        
        self.addChild(titleLabel)
        
        /*LABEL: Displays the title for the music volume slider*/
        musicVolumeLabel.fontColor = UIColor.blackColor()
        musicVolumeLabel.fontSize = 40
        musicVolumeLabel.position = CGPoint(x: 200, y: 425)
        musicVolumeLabel.text = "Music Volume: "
        
        self.addChild(musicVolumeLabel)
        
        /*LABEL: Displays the title for the sound volume slider*/
        soundVolumeLabel.fontColor = UIColor.blackColor()
        soundVolumeLabel.fontSize = 40
        soundVolumeLabel.position = CGPoint(x: 200, y: 285)
        soundVolumeLabel.text = "Sounds Volume: "
        
        self.addChild(soundVolumeLabel)
        
        /*SLIDER: Slider that sets the music volume*/
        musicVolumeSlider.maximumValue = 100.0
        musicVolumeSlider.value = dataManager.getMusicVolume()
        musicVolumeSlider.frame = CGRect(x: self.view!.frame.size.width-350, y: self.view!.frame.size.height-225, width: 300, height: 50)
        musicVolumeSlider.addTarget(self, action: #selector(changeMusicVolume), forControlEvents: UIControlEvents.ValueChanged)
        musicVolumeSlider.addTarget(self, action: #selector(changeMusicVolume), forControlEvents: UIControlEvents.TouchUpInside)
        
        self.view!.addSubview(musicVolumeSlider)
        
        /*SLIDER: Slider that sets the sound volume*/
        soundVolumeSlider.maximumValue = 100.0
        soundVolumeSlider.value = dataManager.getSoundVolume()
        soundVolumeSlider.frame = CGRect(x: self.view!.frame.size.width-350, y: self.view!.frame.size.height-150, width: 300, height: 50)
        soundVolumeSlider.addTarget(self, action: #selector(changeSoundVolume), forControlEvents: UIControlEvents.ValueChanged)
        soundVolumeSlider.addTarget(self, action: #selector(changeSoundVolume), forControlEvents: UIControlEvents.TouchUpInside)
        
        self.view!.addSubview(soundVolumeSlider)
        
        /*BUTTON: Allows user to return to the main menu*/
        menuButton.setTitle("MENU", forState: UIControlState.Normal)
        menuButton.titleLabel!.font = UIFont(name: "HelveticaNeue-UltraLight", size: 20.0)
        menuButton.frame = CGRect(x: self.view!.frame.size.width-100, y: self.view!.frame.size.height-300, width: 100, height: 30)
        menuButton.setTitleColor(UIColor.blackColor(), forState: UIControlState.Normal)
        menuButton.addTarget(self, action: #selector(goToMenuSettings), forControlEvents: UIControlEvents.TouchUpInside)
        
        self.view!.addSubview(menuButton)

    }
    
    func setUpZAxis(){
        titleLabel.zPosition = 1.0
        musicVolumeLabel.zPosition = 1.0
        soundVolumeLabel.zPosition = 1.0
    }
    
    func goToMenuSettings(sender: UIButton){
        let menuScene = MenuScene(size: self.size)
        
        self.view?.presentScene(menuScene, transition: SKTransition.crossFadeWithDuration(0.0))
        
        menuButton.removeFromSuperview()
        musicVolumeSlider.removeFromSuperview()
        soundVolumeSlider.removeFromSuperview()
    }
    
    func changeMusicVolume(sender: UISlider){
        let dataManager = DataManagement()
        
        dataManager.setMusicVolume(musicVolumeSlider.value)
    }
    
    func changeSoundVolume(sender: UISlider){
        let dataManager = DataManagement()
        
        dataManager.setSoundVolume(soundVolumeSlider.value)
    }

}