//
//  SendMoneyReceiptViewController.swift
//  GMERemittance
//
//  Created by gme_2 on 04/09/2018.
//Copyright © 2018 Gobal Money Express Co. Ltd. All rights reserved.
//

import UIKit
import Kingfisher

enum MailBoxType {
  case cancel
  case edit
}

enum ReceiptType {
  case domestic
  case overseas
}

class SendMoneyReceiptViewController: UIViewController {
  
  // MARK: IBOutlets
  
  struct StringConstants {
    let transferSuccessText = "transfer_success_text".localized()
    let transactionDateText = "transaction_date_text".localized()
    let recieverText = "receiver_text".localized()
    let addressText = "email_address_text".localized()
    let mobileNoText = "mobile_number_text".localized()
    let payoutAgentText = "payout_agent_text".localized()
    let totalSentAmountText = "total_sent_amount_text".localized()
    let branchText = "branch_text".localized()
    let accountNumberText = "account_number_text".localized()
    let totalPayoutAmountText = "total_payout_amount_text".localized()
    let serviceFeeText = "service_fee_text".localized()
    let exRateText = "ex_rate_text".localized()
    let payoutAmountText = "total_amount_text".localized()
    let gmeControlNumberText = "gme_control_no_text".localized()
    let doneText = "done_text".localized()
  }
  
  @IBOutlet weak var fullnameLabel: UILabel!
  @IBOutlet weak var transactionDateLabel: UILabel!
  
  @IBOutlet weak var exchangeRateLabel: UILabel!
  @IBOutlet weak var relationLabel: UILabel!
  @IBOutlet weak var addressLabel: UILabel!
  @IBOutlet weak var mobileNoLabel: UILabel!
  @IBOutlet weak var recieverNameLabelLabel: UILabel!
  @IBOutlet weak var agentBankLabel: UILabel!
  @IBOutlet weak var branchLabel: UILabel!
  @IBOutlet weak var accountNoLabel: UILabel!
  @IBOutlet weak var transferFeeLabel: UILabel!
  @IBOutlet weak var totalAmountLabel: UILabel!
  @IBOutlet weak var gmeControlNumberLabel: UILabel!
  @IBOutlet weak var totalAmountHeaderLabel: UILabel!
  @IBOutlet weak var doneButton: UIButton!
  @IBOutlet weak var requestToChangeButton: UIButton!
  @IBOutlet weak var requestToCancelButton: UIButton!
  @IBOutlet weak var transactionReportButtonStackView: UIStackView!
  
  @IBOutlet weak var accountNoView: UIView!
  @IBOutlet weak var branchView: UIView!
  
  // title labels
  @IBOutlet weak var transferSuccessfullTitleLabel: UILabel!
  @IBOutlet weak var moneygramImageView: UIImageView!
  @IBOutlet weak var moneygramLogoLabel: UILabel!
  @IBOutlet weak var warningLabel: UILabel!
  @IBOutlet weak var moneygramStackView: UIStackView!
  
  // Body labels
  @IBOutlet weak var tansactionDateTitleLabel: UILabel!
  @IBOutlet weak var recieverTitleLabel: UILabel!
  @IBOutlet weak var addressTitleLabel: UILabel!
  @IBOutlet weak var mobileTitleLabel: UILabel!
  @IBOutlet weak var payoutAgentTitleLabel: UILabel!
  @IBOutlet weak var sentAmountTitleLabel: UILabel!
  @IBOutlet weak var branchTitleLabel: UILabel!
  @IBOutlet weak var accountNumberTitleLabel: UILabel!
  @IBOutlet weak var serviceTitleLabel: UILabel!
  @IBOutlet weak var exRateTitleLabel: UILabel!
  @IBOutlet weak var totalPayoutAmountTitleLabel: UILabel!
  
  @IBOutlet weak var usedCouponTitleLabel: UILabel!
  @IBOutlet weak var usedCouponLabel: UILabel!
  
  @IBOutlet private weak var transactionDateContainerView: UIView!
  @IBOutlet private weak var receiverNameContainerView: UIView!
  @IBOutlet private weak var addressContainerView: UIView!
  @IBOutlet private weak var mobileContainerView: UIView!
  @IBOutlet private weak var bankContainerView: UIView!
  @IBOutlet private weak var totalSentAmountContainerView: UIView!
  @IBOutlet private weak var serviceFeeContainerView: UIView!
  @IBOutlet private weak var usedCouponContainerView: UIView!
  @IBOutlet private weak var exchangeRateContainerView: UIView!
  @IBOutlet private weak var totalPayoutAmountContainerView: UIView!
  
  // MARK: Properties
  
  var presenter: SendMoneyReceiptModuleInterface?
  weak var hudDelegate: HUDStatusDelegate?
  var shouldShowCancelAmmendButton = false
  var isFromTransactionHistory = false
  var controlNo: String?
  var transactionId: String?
  var type: MailBoxType?
  
  var receiptType: ReceiptType = .overseas
  
  var reciept: SendMoneyReciept? {
    didSet {
      self.showRecipt()
    }
  }
  
  // MARK: VC's Life cycle
  
  override func viewDidLoad() {
    super.viewDidLoad()
    self.setup()
    self.presenter?.viewIsReady(type: receiptType)
  }
  
  override func viewWillAppear(_ animated: Bool) {
    super.viewWillAppear(animated)
    self.navigationItem.title = "Receipt"
    self.setupBackButton()
    
    switch receiptType {
    case .domestic:
      transactionDateContainerView.isHidden = false
      receiverNameContainerView.isHidden = false
      mobileContainerView.isHidden = false
      bankContainerView.isHidden = false
      totalSentAmountContainerView.isHidden = false
      accountNoView.isHidden = false
      serviceFeeContainerView.isHidden = false
      
      addressContainerView.isHidden = true
      branchView.isHidden = true
      usedCouponContainerView.isHidden = true
      exchangeRateContainerView.isHidden = true
      totalPayoutAmountContainerView.isHidden = true
      
    case .overseas:
      transactionDateContainerView.isHidden = false
      receiverNameContainerView.isHidden = false
      mobileContainerView.isHidden = false
      bankContainerView.isHidden = false
      totalSentAmountContainerView.isHidden = false
      accountNoView.isHidden = false
      serviceFeeContainerView.isHidden = false
      
      addressContainerView.isHidden = false
      branchView.isHidden = false
      usedCouponContainerView.isHidden = false
      exchangeRateContainerView.isHidden = false
      totalPayoutAmountContainerView.isHidden = false
    }
  }
  
  override func viewWillDisappear(_ animated: Bool) {
    super.viewWillAppear(animated)
    self.navigationItem.title = ""
  }
  
  override func viewDidAppear(_ animated: Bool) {
    super.viewDidAppear(animated)
    
    if !isFromTransactionHistory {
      StoreReviewHelper.shared.checkAndAskForReview()
    }
  }
  
  // MARK: IBActions
  @IBAction func done(_ sender: UIButton) {
    if (isFromTransactionHistory) {
      self.navigationController?.popViewController(animated: true)
    } else {
      self.navigationController?.popToRootViewController(animated: true)
    }
  }
  // MARK: Other Functions
  
  @IBAction func requestToCancel(_ sender: UIButton) {
    self.sendMail(type: .cancel)
  }
  
  @IBAction func requestToChange(_ sender: UIButton) {
    self.sendMail(type: .edit)
  }
  
  func sendMail(type: MailBoxType) {
    self.presenter?.openMail(
      controlNO: self.controlNo ?? "",
      transactionId: self.transactionId ?? "",
      type: type
    )
  }
  
  private func setup() {
    // all setup should be done here
    setupBackButton()
    configureLanguage()
  }
  
  func configureLanguage() {
    self.transferSuccessfullTitleLabel.text = StringConstants().transferSuccessText
    self.tansactionDateTitleLabel.text = StringConstants().transactionDateText
    self.recieverTitleLabel.text = StringConstants().recieverText
    self.addressTitleLabel.text = StringConstants().addressText
    self.mobileTitleLabel.text = StringConstants().mobileNoText
    self.payoutAgentTitleLabel.text = StringConstants().payoutAgentText
    self.totalPayoutAmountTitleLabel.text = StringConstants().totalSentAmountText
    self.branchTitleLabel.text = StringConstants().branchText
    self.accountNumberTitleLabel.text = StringConstants().accountNumberText
    self.serviceTitleLabel.text = StringConstants().serviceFeeText
    self.exRateTitleLabel.text = StringConstants().exRateText
    self.totalPayoutAmountTitleLabel.text = StringConstants().payoutAmountText
    self.sentAmountTitleLabel.text = StringConstants().totalSentAmountText
    self.doneButton.setTitle(StringConstants().doneText, for: UIControl.State.normal)
    self.requestToCancelButton.setTitle("request_to_cancel_text".localized(), for: UIControl.State.normal)
    self.requestToChangeButton.setTitle("request_to_change_text".localized(), for: UIControl.State.normal)
    usedCouponTitleLabel.text = "used_coupon_title_text".localized()
  }
  
  func setupBackButton() {
    if shouldShowCancelAmmendButton {
      self.navigationController?.navigationItem.hidesBackButton = false
      let button = UIBarButtonItem.init(
        image: #imageLiteral(resourceName: "backIconBlack"), style: UIBarButtonItem.Style.plain,
        target: self,
        action: #selector(self.back)
      )
      self.navigationItem.backBarButtonItem = button
      self.doneButton.isHidden = true
      self.transactionReportButtonStackView.isHidden = false
    } else {
      self.doneButton.isHidden = false
      self.doneButton.backgroundColor = .themeRed
      self.doneButton.layer.cornerRadius = 5
      
      self.transactionReportButtonStackView.isHidden = true
      self.navigationController?.navigationItem.hidesBackButton = true
      let button = UIBarButtonItem.init(
        title: nil,
        style: UIBarButtonItem.Style.plain,
        target: nil,
        action: nil
      )
      self.navigationItem.leftBarButtonItem = button
    }
  }
  
  @objc private func back() {
    self.presenter?.dismiss()
  }
  
  private func showRecipt() {
    let firstName = self.reciept?.rFirstName ?? ""
    let lastName = self.reciept?.rLastName ?? ""
    let middleName = self.reciept?.rMiddleName ?? ""
    
    let fullName = firstName + " " + middleName + " " + lastName
    
    self.recieverNameLabelLabel.text = fullName.uppercased()
    self.fullnameLabel.text = "To: \(fullName.uppercased())"
    
    self.transactionDateLabel.text = reciept?.transactionDate
    
    self.addressLabel.text = self.reciept?.rAddress
    self.mobileNoLabel.text = self.reciept?.rContactNo ?? "N/A"
    self.agentBankLabel.text = self.reciept?.agentBank
    let branch = self.reciept?.payoutBankBranch ?? ""
    self.branchLabel.text = branch
    self.branchView.isHidden = branch == ""
    let accountNo = self.reciept?.accountNo ?? ""
    self.accountNoView.isHidden = accountNo == ""
    self.accountNoLabel.text = self.reciept?.accountNo
    self.relationLabel.text = self.reciept?.collAmount?.decimalToCurrency(as: .krw)
    self.transferFeeLabel.text = self.reciept?.serviceCharge?.decimalToCurrency(as: .krw)
    self.exchangeRateLabel.text = self.reciept?.exRate
    
    let controlNo = self.reciept?.controNo ?? ""
    self.gmeControlNumberLabel.text = StringConstants().gmeControlNumberText + ": "  + controlNo
    
    let totalAmount = (receiptType == .overseas) ? (self.reciept?.payoutAmount ?? "") :
      (self.reciept?.payoutAmount ?? "").decimalToCurrency(as: .krw)
    
    self.totalAmountLabel.text = totalAmount
    self.totalAmountHeaderLabel.text =  StringConstants().totalPayoutAmountText +  ": \(totalAmount)"
    
    usedCouponLabel.text = reciept?.formattedCouponName
    
    if reciept?.showPartnerLogo == "Y" {
      
      moneygramLogoLabel.text = reciept?.logoText
    } else {
      moneygramStackView.isHidden = true
    }
    warningLabel.text = reciept?.note
  }
}

// MARK: SendMoneyReceiptViewInterface
extension SendMoneyReceiptViewController: SendMoneyReceiptViewInterface {
  func showLoading() {
    self.hudDelegate?.showLoading()
  }
  
  func hideLoading() {
    self.hudDelegate?.hideLoading()
  }
  
  func show(error: String) {
    self.alert(type: .error, message: error)
  }
  
  func show(model: SendMoneyReciept) {
    self.reciept = model
  }
}