LONDON-IOS/GME Remit/Utilities/CustomUI/PDFVIewer/PDFViewController.swift

//
//  PDFViewController.swift
//  GME Remit
//
//  Created by InKwon James Kim on 2019/12/23.
//  Copyright © 2019 Gobal Money Express Co. Ltd. All rights reserved.
//

import UIKit
import PDFKit

struct PDFConfiguration {
  var title: String
  var url: String
  var autoScales = true
  var displayMode: PDFDisplayMode = .singlePageContinuous
}

class PDFViewController: UIViewController {
  
  @IBOutlet private weak var pdfView: PDFView!
  
  private var configure = PDFConfiguration(
    title: "PDF TITLE",
    url: ""
  )
  
  override func viewDidLoad() {
    super.viewDidLoad()
  }
  
  override func viewWillAppear(_ animated: Bool) {
    super.viewWillAppear(animated)
    title = configure.title
    
    setupNormalNavigation()
    
    guard let url = URL(string: configure.url) else { return }
    let document = PDFDocument(url: url)
    
    pdfView.document = document
    pdfView.autoScales = configure.autoScales
    pdfView.displayMode = configure.displayMode
  }
  
  func showAsPush(
    _ target: UIViewController,
    configure: PDFConfiguration
  ) {
    self.configure = configure
    target.navigationController?.pushViewController(self, animated: true)
  }
}