//
//  TransferSuccessfulViewController.swift
//  GMERemittance
//
//  Created by Fm-user on 12/26/17.
//  Copyright © 2017 Gobal Money Express Co. Ltd. All rights reserved.
//
import UIKit
import WebKit

class TransferSuccessfulViewController: UIViewController {
    
    @IBOutlet weak var serviceFeeLabelOutlet: UILabel!
    @IBOutlet weak var viewAccountNumOrDistrict: UIView!
    @IBOutlet weak var viewBranchOrStateProvince: UIView!
    @IBOutlet weak var cityView: UIView!
    @IBOutlet weak var addressView: UIView!
    @IBOutlet weak var deliveryAddressView: UIView!
    @IBOutlet weak var constraintDetailView: NSLayoutConstraint!
    @IBOutlet weak var viewTransactionCard: UIView!
    @IBOutlet weak var viewSuccessful: UIView!
    @IBOutlet weak var viewTransactionDetail: UIView!
    @IBOutlet weak var viewReciverDetail: UIView!
    @IBOutlet weak var viewIconSavePDF: UIView!
    @IBOutlet weak var labelReceiver: UILabel!
    @IBOutlet weak var labelRelation: UILabel!
    @IBOutlet weak var labelAddress: UILabel!
    @IBOutlet weak var labelPhone: UILabel!
    @IBOutlet weak var labelEmail: UILabel!
    @IBOutlet weak var labelAgentOrBankOrPayoutMode: UILabel!
    @IBOutlet weak var labelPayoutBankOrPayoutModeName: UILabel!
    @IBOutlet weak var labelPayoutBranchOrStateOrProvinceName: UILabel!
    @IBOutlet weak var labelBranchOrStateOrProvince: UILabel!
    @IBOutlet weak var labelAccountOrDistrict: UILabel!
    @IBOutlet weak var labelAccountNumberOrDistrictName: UILabel!
    @IBOutlet weak var labelCity: UILabel!
    @IBOutlet weak var labelDeliveryAddress: UILabel!
    @IBOutlet weak var scrollView: UIScrollView!
    @IBOutlet weak var labelRecipientName: UILabel!
    @IBOutlet weak var labelAmount: UILabel!
    @IBOutlet weak var labelGMEControlNumber: UILabel!
    @IBOutlet weak var labelTransactionDate: UILabel!
    @IBOutlet weak var labelTransactionNumber: UILabel!
    @IBOutlet weak var buttonMinimizeShow: UIButton!
    @IBOutlet weak var buttonSavePDF: UIButton!
    @IBOutlet weak var buttonDone: UIButton!
    @IBOutlet weak var shareIcon: UIButton!
    @IBOutlet weak var labelServiceFee: UILabel!
    @IBOutlet weak var labelTotalAmount: UILabel!
    
    private var webView: UIWebView
    private var pdfComposer: PdfComposer!
    private var HTMLContent: String!
    private var serviceFee: String!
    private var totalAmount: String = ""
    private var showAllDetails: Bool = false
    private var scrollHeightReduceFactor: CGFloat = 1.0
    private var activityIndicator: UIActivityIndicatorView = UIActivityIndicatorView()
    
    //Recieved from previous viewcontroller
    var responseDetails: [String: Any]?
    var paymentMethod: String?
    var trackTransfer: Bool?
    
    @IBAction func goToHomeScreen(_ sender: Any) {
        showHomeScreen()
    }
    
    @IBAction func showDetails(_ sender: Any) {
        if !showAllDetails {
            setUpDetails()
            constraintDetailView.constant = 330
            buttonMinimizeShow.setTitle("Minimize details", for: .normal)
        } else {
            scrollView.setContentOffset(CGPoint.zero, animated: true)
            constraintDetailView.constant = 0
            buttonMinimizeShow.setTitle("View all details", for: .normal)
        }
        showAllDetails = !showAllDetails
    }
    
    @IBAction func shareTransactionCard(_ sender: Any) {
        shareIcon.isHidden = true
        var objectToShare = [AnyObject]()
        let imageToShare: UIImage = UIImage(view: viewTransactionCard)
        objectToShare.append(imageToShare)
        let activityViewController = UIActivityViewController(activityItems: objectToShare, applicationActivities: nil)
        activityViewController.popoverPresentationController?.sourceView = self.view
        
        self.present(activityViewController, animated: true, completion: { () -> Void in
            self.shareIcon.isHidden = false
        })
    }
    
    /**
        Show details
     */
    func setUpDetails() {
        if paymentMethod == paymentModeType.cashPayment.rawValue {
            constraintDetailView.constant = constraintDetailView.constant * 8/10
            viewAccountNumOrDistrict.isHidden = true
            viewBranchOrStateProvince.isHidden = true
            labelAgentOrBankOrPayoutMode.text = "Payout Agent/Bank"
            labelPayoutBankOrPayoutModeName.text = "[Any Where]"
            cityView.isHidden = true
        } else if paymentMethod == paymentModeType.cashPaymentPartner.rawValue{
            constraintDetailView.constant = constraintDetailView.constant * 8/10
            viewBranchOrStateProvince.isHidden = false
            viewAccountNumOrDistrict.isHidden = false
            deliveryAddressView.isHidden = true
            cityView.isHidden = true
            labelAgentOrBankOrPayoutMode.text = "Payout Agent/Bank"

            if let bankName = responseDetails!["bankName"] {
                labelPayoutBankOrPayoutModeName.text = bankName as? String ?? "_"
            } else {
                labelPayoutBankOrPayoutModeName.text = "-"
            }
            viewAccountNumOrDistrict.isHidden = true
            viewBranchOrStateProvince.isHidden = true
            if let receiverAddress = responseDetails!["receiverAddress"]{
                labelAddress.text = receiverAddress as? String ?? "-"
            }
        } else if paymentMethod == paymentModeType.bankPayment.rawValue {
            constraintDetailView.constant = constraintDetailView.constant * 10/10
            viewAccountNumOrDistrict.isHidden = false
            viewBranchOrStateProvince.isHidden = false
            cityView.isHidden = true
            deliveryAddressView.isHidden = true
            labelAgentOrBankOrPayoutMode.text = "Payout Agent/Bank"
            labelBranchOrStateOrProvince.text = "Branch"
            if let bankName = responseDetails!["bankName"] {
                labelPayoutBankOrPayoutModeName.text = bankName as? String ?? "_"
            } else {
                labelPayoutBankOrPayoutModeName.text = "-"
            }
            if let bankBranch = responseDetails!["bankBranch"]{
                labelPayoutBranchOrStateOrProvinceName.text = bankBranch as? String ?? "-"
            } else {
                labelPayoutBranchOrStateOrProvinceName.text = "-"
            }
            
            if let accountNumber = responseDetails!["accountNumber"]{
                labelAccountNumberOrDistrictName.text = accountNumber as? String
            }
            labelAccountOrDistrict.text = "Account Number"
            if let receiverAddress = responseDetails!["receiverAddress"]{
                labelAddress.text = receiverAddress as? String ?? "-"
            }
        } else {
            constraintDetailView.constant = constraintDetailView.constant * 11/10
            labelAgentOrBankOrPayoutMode.text = "Payout Mode"
            labelPayoutBankOrPayoutModeName.text = "Home Delivery"
            labelBranchOrStateOrProvince.text = "State/Province"
            if let receiverState = responseDetails?["receiverState"]{
                labelPayoutBranchOrStateOrProvinceName.text = receiverState as? String
            }
            labelAccountOrDistrict.text = "District"
            if let receiverDistrict = responseDetails?["receiverDistrict"]{
                labelAccountNumberOrDistrictName.text = receiverDistrict as? String
            }
            if let receiverCity = responseDetails?["receiverCity"] {
                labelCity.text = receiverCity as? String
            }
            cityView.isHidden = false
            addressView.isHidden = true
            deliveryAddressView.isHidden = false
            if let receiverAddress = responseDetails?["receiverAddress"] {
                labelDeliveryAddress.text = receiverAddress as? String
            }
        }
        labelReceiver.text = responseDetails!["receiverName"] as? String ?? "-"
        labelRelation.text = responseDetails!["relation"] as? String ?? "-"
        labelPhone.text = responseDetails!["receiverPhone"] as? String ?? "-"
        labelEmail.text = responseDetails!["receiverEmail"] as? String ?? "-"
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        guard responseDetails?.count != 0 else {
            self.popUpMessageError(value: 10, message: "Error getting data")
            return
        }
        setUpSuccessfulTransactionCard()
        viewSuccessful.layer.cornerRadius = 10
        viewTransactionDetail.layer.cornerRadius = 10
        viewReciverDetail.layer.cornerRadius = 10
        
        if trackTransfer != nil && trackTransfer! {
            setUpNavBar(id: 204, title: "Track Your Transfer")

            if let payoutMethod = responseDetails!["payoutMethod"]{
                switch payoutMethod as? String {
                case "Door to Door"?:
                    paymentMethod = paymentModeType.homeDelivery.rawValue
                    scrollHeightReduceFactor = 2.0
                case "Cash"?:
                    paymentMethod = paymentModeType.cashPaymentPartner.rawValue
                    scrollHeightReduceFactor = 8.0
                case "Bank"?:
                    paymentMethod = paymentModeType.bankPayment.rawValue
                    scrollHeightReduceFactor = 2.0
                default:
                    return
                }
            }
            setUpDetails()
            shareIcon.isHidden = false
            buttonMinimizeShow.isHidden = true
            buttonSavePDF.isHidden = true
            buttonDone.isHidden = true
            viewIconSavePDF.isHidden = true
            
            let viewHeight = view.frame.height
            let componentHeight = viewSuccessful.frame.height + viewReciverDetail.frame.height + viewTransactionDetail.frame.height
            self.scrollView.contentInset = UIEdgeInsets(top: 0, left: 0, bottom: abs(viewHeight - componentHeight) * -scrollHeightReduceFactor, right: 0)
        } else {
            if paymentMethod == nil {
                setUpNavBar(id: 204, title: "Transaction Statement")
                switch responseDetails!["payoutMethod"] as? String {
                case "Door to Door"?:
                    paymentMethod = paymentModeType.homeDelivery.rawValue
                    scrollHeightReduceFactor = 2.0
                case "Cash"?:
                    paymentMethod = paymentModeType.cashPaymentPartner.rawValue
                    scrollHeightReduceFactor = 8.0
                case "Bank"?:
                    paymentMethod = paymentModeType.bankPayment.rawValue
                    scrollHeightReduceFactor = 2.0
                default:
                    return
                }
                setUpDetails()
                shareIcon.isHidden = true
                buttonMinimizeShow.isHidden = true
                buttonSavePDF.isHidden = true
                buttonDone.isHidden = true
                viewIconSavePDF.isHidden = true
                
                let viewHeight = view.frame.height
                
                let componentHeight = viewSuccessful.frame.height + viewReciverDetail.frame.height + viewTransactionDetail.frame.height
                
                self.scrollView.contentInset = UIEdgeInsets(top: 0, left: 0, bottom: abs(viewHeight - componentHeight) * -scrollHeightReduceFactor, right: 0)
                
            } else {
                view.addSubview(webView)
                setUpNavBar(id: 203, title: "Send Money")
                constraintDetailView.constant = 0
            }
        }
        setupServiceFeeAndTotalAmount()
    }
    
    /**
        Display service fee and total amount
     */
    func setupServiceFeeAndTotalAmount(){
        if let serviceCharge = responseDetails?["payoutCharge"] as? String {
            let serviceChargeNumber: Double!
            if serviceCharge.contains(" ") {
                let splittedServiceChargeArray = serviceCharge.split(separator: " ")
                serviceChargeNumber = Double(splittedServiceChargeArray[0])!
            } else {
                serviceChargeNumber = Double(serviceCharge)!
            }
            serviceFee = getCommaAddedAmountString(amountString: String(serviceChargeNumber)) + " " + "KRW"
            labelServiceFee.text = serviceFee
            
            if let payoutAmountOriginal = responseDetails?["payoutAmountOriginal"] as? String {
                let payoutAmountNumber: Double!
                if payoutAmountOriginal.contains(" ") {
                    let splittedPayoutAmountArray = payoutAmountOriginal.split(separator: " ")
                    payoutAmountNumber = Double(splittedPayoutAmountArray[0])!
                } else {
                    payoutAmountNumber = Double(payoutAmountOriginal)!
                }
                totalAmount = getCommaAddedAmountString(amountString: String(serviceChargeNumber+payoutAmountNumber)) + " " + "KRW"
                labelTotalAmount.text = totalAmount
            }
        }
    }
    
    /**
        Set up successful transaction card
     */
    func setUpSuccessfulTransactionCard() {
        if let receiverName = responseDetails!["receiverName"]{
            labelRecipientName.text = receiverName as? String
        }
        if let payoutAmountConverted = responseDetails!["payoutAmountConverted"] {
            labelAmount.text = getCommaAddedAmountString(amountString: payoutAmountConverted as! String)
        }
        if let controlNumber = responseDetails!["gmeControlNumber"] as? String {
                labelGMEControlNumber.text = labelGMEControlNumber.text! + controlNumber
        }
        if let date = responseDetails!["date"]{
            labelTransactionDate.text = unixTimeStampToDate(unixTimeStamp: date as! String)
        }
        if let transactionId = responseDetails!["transactionId"]{
            labelTransactionNumber.text = transactionId as? String
        }
    }
    
    required init?(coder aDecoder: NSCoder) {
        self.webView = UIWebView(frame: CGRect.zero)
        super.init(coder: aDecoder)
    }
    
    /**
        Create a PDF
     */
    func createPdfAsHTML() {
        
        pdfComposer = PdfComposer()
        
        var email: String = "-"
        var agentName: String = "-"
        var bankBranch: String = "-"
        var accountNumber: String = ""
        var state: String = ""
        var district: String = ""
        var city: String = ""
        var deliveryAddress: String = ""
        
        switch paymentMethod {
        case paymentModeType.cashPaymentPartner.rawValue?:
            if responseDetails!["bankName"] as? String != nil {
                agentName = responseDetails!["bankName"] as! String
            }
        case paymentModeType.bankPayment.rawValue?:
            if responseDetails!["bankName"] as? String != nil {
                agentName = responseDetails!["bankName"] as! String
            }
        case paymentModeType.homeDelivery.rawValue?:
            agentName = "Home Delivery"
        default:
            return
        }
        
        if let receiverEmail = responseDetails!["receiverEmail"] as? String {
            email = receiverEmail
        } else {
            email = "-"
        }
        
        if responseDetails!["bankBranch"] as? String != nil {
            bankBranch = responseDetails!["bankBranch"] as! String
        } else {
            bankBranch = "-"
        }
        if responseDetails!["accountNumber"] as? String != nil {
            accountNumber = responseDetails!["accountNumber"] as! String
        }
        
        if responseDetails!["receiverState"] as? String != nil {
            state = responseDetails!["receiverState"] as! String
        }
        
        if responseDetails!["receiverDistrict"] as? String != nil{
            district = responseDetails!["receiverDistrict"] as! String
        }
        
        if responseDetails!["receiverCity"] as? String != nil {
            city = responseDetails!["receiverCity"] as! String
        }
        
        if responseDetails!["receiverAddress"] as? String != nil {
            deliveryAddress = responseDetails!["receiverAddress"] as! String
        }
        
        let pdfDetails: [String: String] = ["AMOUNT": responseDetails!["payoutAmountConverted"] as! String,
                                            "CONTROLNUMBER": responseDetails!["gmeControlNumber"] as! String,
                                            "TXDATE": unixTimeStampToDate(unixTimeStamp: responseDetails!["date"] as! String),
                                            "TXNUMBER": responseDetails!["transactionId"] as! String,
                                            "RECIPIENT": responseDetails!["receiverName"] as! String,
                                            "RELATION": responseDetails!["relation"] as! String,
                                            "ADDRESS": responseDetails!["receiverAddress"] as! String,
                                            "PHONE": responseDetails!["receiverPhone"] as! String,
                                            "EMAIL": email,
                                            "AGENT": agentName,
                                            "BRANCH": bankBranch,
                                            "ACCOUNTNUMBER": accountNumber,
                                            "PAYOUTMODE": paymentMethod!,
                                            "SERVICEFEE":serviceFee,
                                            "TOTALAMOUNT": totalAmount,
                                            "STATEORPROVINCE": state,
                                            "DISTRICT": district,
                                            "CITY": city,
                                            "DELIVERYADDRESS": deliveryAddress
                                            ]
        
        if let pdfHTML = pdfComposer.renderPdf(pdfDetails: pdfDetails) {
            
            webView = UIWebView(frame: CGRect(x: 0, y: 0, width: 10, height: 10))
            view.addSubview(webView)
            webView.delegate = self
            
            
            webView.alpha = 0
            webView.loadHTMLString(pdfHTML, baseURL: nil)
            
            HTMLContent = pdfHTML
      }
    }
    
    @IBAction func savePdf(_ sender: Any) {
        createPdfAsHTML()
    }
    
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
    }
}

extension TransferSuccessfulViewController: UIWebViewDelegate {
    
    func webViewDidFinishLoad(_ webView: UIWebView) {
        if self.pdfComposer.exportHTMLContentToPDF(HTMLContent: self.HTMLContent) {
            self.popUpMessageInfo(value: 16, title: "File Saved", message: "File is in Documents folder")
        } else {
            self.popUpMessageInfo(value: 16, title: "Something went wrong", message: "File not saved")
        }
    }
}

extension UIImage {
    convenience init(view: UIView) {

        UIGraphicsBeginImageContextWithOptions(view.bounds.size, false, 0.0)

        view.layer.render(in:UIGraphicsGetCurrentContext()!)
        let image = UIGraphicsGetImageFromCurrentImageContext()
        UIGraphicsEndImageContext()
        
        self.init(cgImage: image!.cgImage!)
    }
}