LONDON-IOS/GME Remit/Utilities/CustomUI/GMEAlert/GMEAlertViewController.swift

//
//  GMEAlertViewController.swift
//  GME Remit
//
//  Created by InKwon Devik Kim on 02/07/2019.
//  Copyright © 2019 Gobal Money Express Co. Ltd. All rights reserved.
//

import UIKit

class GMEAlertViewController: UIViewController {
  
  @IBOutlet private weak var titleLabel: UILabel!
  @IBOutlet private weak var messageLabel: UILabel!
  @IBOutlet private weak var rightButton: UIButton!
  @IBOutlet private weak var leftButton: UIButton!
  @IBOutlet private weak var mainView: UIView!
  @IBOutlet private weak var transParentView: UIView!
  @IBOutlet private weak var checkMarkView: CheckMark!
  @IBOutlet private weak var checkMarkContainerView: UIView!
  
  private var rightButtonAction: (() -> Void)?
  private var leftButtonAction: (() -> Void)?
  
  private var titleText: String?
  private var messageText: String?
  private var rightButtonTitle: String?
  private var leftButtonTitle: String?
  
  private var type: AlertType = .normal
  
  private let impact = UIImpactFeedbackGenerator()
  
  override init(nibName nibNameOrNil: String?, bundle nibBundleOrNil: Bundle?) {
    super.init(nibName: nibNameOrNil, bundle: nibBundleOrNil)
  }
  
  required init?(coder aDecoder: NSCoder) {
    super.init(coder: aDecoder)
  }
  
  init(
    type: AlertType = .normal,
    title: String? = "Alert",
    message: String? = nil,
    rightButtonTitle: String? = nil,
    leftButtonTitle: String? = nil,
    rightButtonAction: (() -> Void)? = nil,
    leftButtonAction: (() -> Void)? = nil
    ) {
    super.init(nibName: "GMEAlertViewController", bundle: nil)
    
    self.type = type
    self.titleText = title
    self.messageText = message
    self.rightButtonTitle = rightButtonTitle
    self.leftButtonTitle = leftButtonTitle
    
    self.rightButtonAction = rightButtonAction
    self.leftButtonAction = leftButtonAction
    
    modalPresentationStyle = .overFullScreen
    modalTransitionStyle = .crossDissolve
  }
  
  override func viewDidLoad() {
    super.viewDidLoad()
    mainView.layer.cornerRadius = 5
    
    titleLabel.text = titleText
    messageLabel.text = messageText
    
    rightButton.setTitle(rightButtonTitle, for: .normal)
    leftButton.setTitle(leftButtonTitle, for: .normal)
    
    if leftButtonTitle == nil {
      leftButton.isEnabled = false
      leftButton.isHidden = true
    }
    
    titleLabel.textColor = .themeRed
    
    rightButton.backgroundColor = .themeRed
    transParentView.backgroundColor = .themeBackgroundGray
  }
  
  override func viewWillAppear(_ animated: Bool) {
    super.viewWillAppear(animated)
    impact.impactOccurred()
    mainView.popUpBouncy()
    
    switch type {
    case .normal:
      checkMarkContainerView.isHidden = true
    case .error:
      checkMarkContainerView.isHidden = false
      self.checkMarkView.animate(animationType: .error)
    case .success:
      checkMarkContainerView.isHidden = false
      self.checkMarkView.animate(animationType: .success)
    case .warning:
      checkMarkContainerView.isHidden = false
        self.checkMarkView.animate(animationType: .warning)
    }
  }
  
  @IBAction func touchRightButton(_ sender: UIButton) {
    self.dismiss(animated: false) {
      self.rightButtonAction?()
    }
  }
  
  @IBAction func touchLeftButton(_ sender: UIButton) {
    self.dismiss(animated: false) {
      self.leftButtonAction?()
    }
  }
  
}