//
//  SideMenuViewController.swift
//  GMERemittance
//
//  Created by Sujal on 2/22/18.
//  Copyright © 2018 Gobal Money Express Co. Ltd. All rights reserved.
//

import UIKit
import SDWebImage
import LGSideMenuController
import Localize_Swift

import RxSwift
import RxCocoa

protocol SideMenuDelegate: class {
  func didSelectMenu(_ viewController: UIViewController, didSelectMenu: SideMenuViewController.MenuType)
}

struct SideMenuNavigationNotifications {
  static let aboutGme = "aboutGme"
  static let support  = "support"
  static let setting = "setting"
  static let availableBalance = "Available_Balance"
  static let withdraw = "withdraw"
  static let KftcAccountList = "KftcAccountList"
  static let transactionHistory = "transaction_History_from_sidemenu"
}

class SideMenuViewController: UIViewController {
  
  struct StringConstants {
    let logoutTitleText = "logout_text".localized()
    let logoutConfirmationText = "logout_confirmation_text".localized()
    let noText = "no_text".localized()
    let yesText = "yes_text".localized()
    let autoDebitMenuText = "auto_debit_account_text".localized()
    let inboundMenuText = "inbound_accounts_text".localized()
    let aboutGmeMenuText = "about_gme_text".localized()
    let settingMenuText = "settings_text".localized()
    let availableBalanceTitleLabelText = "available_balance_text".localized()
    let withdrawButtonText = "bank_deposit_text".localized()
    let gmeWalletNoTitleText = "gme_wallet_no_text".localized()
  }
  
  enum MenuType {
    case about
    case setting
    case notice
  }
  
  // @IBOutlets
  
  @IBOutlet weak var imageViewProfileSetting: UIImageView!
  @IBOutlet weak var labelProfileName: UILabel!
  @IBOutlet weak var labelPhone: UILabel!
  @IBOutlet weak var labelEmail: UILabel!
  @IBOutlet weak var roundedBgView: UIView!
  @IBOutlet weak var labelUserNameInitial: UILabel!
  @IBOutlet weak var settingButton: UIButton!
  @IBOutlet weak var aboutGmeButton: UIButton!
  @IBOutlet weak var logoutButton: UIButton!
  @IBOutlet weak var aboutIconImageView: UIImageView!
  @IBOutlet weak var settingIconImageView: UIImageView!
  @IBOutlet weak var logoutIconImageView: UIImageView!

  @IBOutlet weak var noticeButton: UIButton!
  
  weak var sideMenuDelegate: SideMenuDelegate?
  
  private let disposeBag = DisposeBag()
  
  var selectedMenu: MenuType? {
    didSet {
      guard let menu = selectedMenu else { return }
      
      sideMenuDelegate?.didSelectMenu(self, didSelectMenu: menu)
    }
  }
  
  // Life Cycle
  
  override func viewDidLoad() {
    super.viewDidLoad()
    setUpSettingsScreen()
    setup()
  }
  
  override func viewWillAppear(_ animated: Bool) {
    super.viewWillAppear(animated)
    self.setUpSettingsScreen()
    NotificationCenter.default.addObserver(
      self,
      selector: #selector(configureText),
      name: NSNotification.Name(LCLLanguageChangeNotification),
      object: nil
    )
  }
  
  // Other Functions
  private func addShadow(view: UIView) {
    view.layer.shadowColor = UIColor.darkGray.cgColor
    view.layer.shadowOpacity = 0.5
    view.layer.shadowRadius = 2
    let offset = CGSize(width: 1, height: 1)
    view.layer.shadowOffset = offset
  }
  
  private func setup() {
    configureText()
    let shouldShowWithdrawButton = Utility.isVerifiedUser()
    
    self.view.backgroundColor = .themeRedDark
    self.roundedBgView.layer.cornerRadius = 20
    

    labelProfileName.textColor = .themeRed
    
    aboutGmeButton.titleLabel?.adjustsFontSizeToFitWidth(true, scale: 0.5)
    settingButton.titleLabel?.adjustsFontSizeToFitWidth(true, scale: 0.5)
    logoutButton.titleLabel?.adjustsFontSizeToFitWidth(true, scale: 0.5)
  }
  
  @objc private func configureText() {
    aboutGmeButton.setTitle(StringConstants().aboutGmeMenuText, for: UIControl.State.normal)
    settingButton.setTitle(StringConstants().settingMenuText, for: UIControl.State.normal)
    logoutButton.setTitle(StringConstants().logoutTitleText, for: UIControl.State.normal)
        
  }
  
  private func setupBlueBackGroundTheme() {
    self.roundedBgView.backgroundColor = .themeBlue
    [ labelPhone, labelEmail, labelUserNameInitial].forEach({
      $0?.textColor = .themeWhite
    })
    [aboutGmeButton, settingButton, logoutButton].forEach({
      $0?.setTitleColor(.themeWhite, for: UIControl.State.normal)
    })
    aboutIconImageView.tintColor = .themeWhite
    }
  
  @IBAction func aboutGme(_ sender: UIButton) {
    self.sideMenuController?.hideLeftView()
    sideMenuDelegate?.didSelectMenu(self, didSelectMenu: .about)
  }
  
  
  @IBAction func setting(_ sender: UIButton) {
    self.sideMenuController?.hideLeftView()
    sideMenuDelegate?.didSelectMenu(self, didSelectMenu: .setting)
  }
  
  @IBAction func touchNoticeButton(_ sender: UIButton) {
    self.sideMenuController?.hideLeftView()
    sideMenuDelegate?.didSelectMenu(self, didSelectMenu: .notice)
  }
  
  @IBAction func logout(_ sender: Any) {
    alertWithOkCancel(
      type: .normal,
      message: StringConstants().logoutConfirmationText,
      title: StringConstants().logoutTitleText,
      okTitle: "yes_text".localized(),
      cancelTitle: "no_text".localized(),
      okAction: { MainWireframe.logout() }
    )
  }
  
  override func didReceiveMemoryWarning() {
    super.didReceiveMemoryWarning()
    // Dispose of any resources that can be recreated.
  }
  
  func setUpSettingsScreen() {
    //PHONE
    GMEDB.shared.user.rx.string(key: .mobileNumber).bind(to: labelPhone.rx.text)
      .disposed(by: disposeBag)
    
    //EMAIL
    GMEDB.shared.user.rx.string(key: .email).bind(to: labelEmail.rx.text)
      .disposed(by: disposeBag)
    
    let test = GMEDB.shared.user.rx.string(key: .email)
    print("TEST IS POSSIBLE \(test)")
  
    //NAME
    GMEDB.shared.user.rx.string(key: .firstName).map {$0?.capitalized}.bind(to: labelProfileName.rx.text)
      .disposed(by: disposeBag)
    
    //IMAGE
    let userDpString = GMEDB.shared.user.string(.dpUrl) ?? ""
    
    if let userDpUrl = URL(string: userDpString) {
        SDImageCache.shared().clearMemory()
        SDImageCache.shared().clearDisk()
      self.imageViewProfileSetting.sd_setImage(with: userDpUrl, completed: nil)
      labelUserNameInitial.isHidden = true
      imageViewProfileSetting.isHidden = false
      imageViewProfileSetting.contentMode = .scaleAspectFill
      
    } else {
      labelUserNameInitial.layer.backgroundColor = UIColor(hex: 0x2e3192).cgColor
      labelUserNameInitial.layer.cornerRadius = labelUserNameInitial.frame.height / 2
      labelUserNameInitial.text = labelProfileName.text?.prefix(1).uppercased()
      labelUserNameInitial.isHidden = false
      imageViewProfileSetting.isHidden = true
    }
    imageViewProfileSetting.layer.cornerRadius = imageViewProfileSetting.frame.height / 2
  }
  
  // Notification Names
  func getAvailableBalanceNotificationName() -> Notification.Name {
    return Notification.Name.init(SideMenuNavigationNotifications.availableBalance)
  }
  
  func getWithdrawNotificationName() -> Notification.Name {
    return Notification.Name.init(SideMenuNavigationNotifications.withdraw)
  }
}