//
//  PaymentDetailInterfaceController.swift
//  SynchronyFinancial
//
//  Created by Monday on 2019/03/24.
//  Copyright © 2019 Alan Maynard. All rights reserved.
//

import WatchKit
import Foundation

class PaymentDetailInterfaceController: WKInterfaceController {
    var selectedAccount: Account?
    var dictForAcct: [String: Account] = [:]
    var dictForPayment: [String: String] = [:]
    var paymentButtonArmed: Bool = false
    var paymentAmount: Double = 0.0
    var dictForBankAcct: [String: [BankAcct]] = [:]
    var bankID: String = ""
    @IBOutlet weak var activityIndicator: WKInterfaceImage!
    @IBOutlet weak var activityIndicatorLabel: WKInterfaceLabel!
    @IBOutlet weak var contentGroup: WKInterfaceGroup!
    @IBOutlet weak var detailButton: WKInterfaceButton!
    @IBOutlet weak var amount: WKInterfaceLabel!
    @IBOutlet weak var paymentButton: WKInterfaceButton!
    @IBOutlet weak var payFrom: WKInterfaceLabel!
    @IBOutlet weak var separate: WKInterfaceSeparator!
    

    override func awake(withContext context: Any?) {
        super.awake(withContext: context)
        
        guard let data = context as? [String: Any], let acct = data["acct"] as? Account, let amount = data["payment_amount"] as? Double else {
            NSLog("Error getting account object and payment amount")
            return
        }

        

        self.paymentAmount = amount
        self.selectedAccount = acct
        paymentButton.setTitle(String(format: "Pay $%.2f", amount))
    }

    @IBAction func paymentAction() {
        if paymentButtonArmed {
            guard let alias = selectedAccount?.accountAlias else { return }
            let cancel = WKAlertAction(title: "Cancel", style: .cancel, handler: {})
            let submit = WKAlertAction(title: "Pay Now", style: .default, handler: {
                self.contentGroup.setHidden(true)
                self.activityIndicator.configureForActivityIndicator()
                self.activityIndicatorLabel.setHidden(false)
                self.activityIndicatorLabel.setVerticalAlignment(.center)
                let type: PaymentType = self.paymentAmount == self.selectedAccount?.curBalance ? .currentBal : .minimumDue

                // process this payment using default bank account (9999) until ability to change account is implemented
                if let bankacct = UserDefaults.standard.dictionary(forKey: "default_bank_acct") as? [String: String] {
                    self.bankID = bankacct["bankAcctId"] ?? "9999"
                }
                
                FetchData.submitPayment(for: alias, type: type, amount: self.paymentAmount, bankID: self.bankID) { confirmationNum, paymentID, error in
                    guard error == nil else {
                        let dismiss = WKAlertAction(title: "Dismiss", style: .cancel, handler: {})
                        self.presentAlert(withTitle: "Error", message: "We were unable to process your payment at this time. Please try again later.", preferredStyle: .alert, actions: [dismiss])
                        return
                    }
                    self.dictForPayment.updateValue(confirmationNum, forKey: "payment_confirmation_number")
                    self.dictForPayment.updateValue(paymentID, forKey: "payment_id")
                    self.activityIndicator.stopAnimatingAsIndicator()
                    self.activityIndicatorLabel.setHidden(true)
                    self.contentGroup.setHidden(false)
                    self.presentController(withName: "PaymentResult", context: self.dictForPayment)
                    self.popToRootController()
                }
            })
            presentAlert(withTitle: "Disclaimer", message: "By tapping \"Pay Now\", you are authorizing Synchrony Bank to process a one time payment in the amount of \(String(format: "$%.2f", paymentAmount)).", preferredStyle: .actionSheet, actions: [cancel, submit])
        } else {
            animate(withDuration: 0.5) {
                self.paymentButton.setBackgroundColor(#colorLiteral(red: 0.6092301607, green: 0.9366738796, blue: 0.2432599962, alpha: 1))
                self.paymentButtonArmed = true
                self.paymentButton.setTitle("Pay Now")
            }
        }
    }
    
    @IBAction func bankAccountsTapped() {
        configureInterfaceObjects(true)
        activityIndicator.configureForActivityIndicator()
        FetchData.getBankInfo { accts, error in guard error == nil else {
            NSLog("Error retrieving payment methods for account in paymentDetailInterfaceController.")
            return
            }
            self.dictForBankAcct.updateValue(accts, forKey: "paymentOptions")
            self.configureInterfaceObjects(false)
            //self.detailButton.setTitle("Hello")
            self.activityIndicator.stopAnimatingAsIndicator()
            self.pushController(withName: "PaymentOptions", context: self.dictForBankAcct)
        }
        
    }

    override func willActivate() {
        // This method is called when watch view controller is about to be visible to user
        super.willActivate()
        if let bankacct = UserDefaults.standard.dictionary(forKey: "default_bank_acct") as? [String: String] {
            detailButton.setTitle(bankacct["bankName"])
        }
    }

    override func didDeactivate() {
        // This method is called when watch view controller is no longer visible
        super.didDeactivate()
    }
    
    private func configureInterfaceObjects(_ hide: Bool) {
       detailButton.setHidden(hide)
       amount.setHidden(hide)
       paymentButton.setHidden(hide)
       payFrom.setHidden(hide)
       separate.setHidden(hide)
       contentGroup.setHidden(hide)
        activityIndicatorLabel.setVerticalAlignment(.center)
        activityIndicatorLabel.setHidden(!hide)
    }
}