kmpdfkit_demo/ios/ComPDFKitRN.swift

import UIKit
import Foundation
import ComPDFKit
import ComPDFKit_Tools

@objc(ComPDFKit)
class ComPDFKit: NSObject, CPDFViewBaseControllerDelete{
    
    
    @objc(getVersionCode:withRejecter:)
    func getVersionCode(resolve: RCTPromiseResolveBlock, reject: RCTPromiseRejectBlock) -> Void {
        resolve(String(CPDFKit.sharedInstance().versionNumber))
    }


    @objc(getSDKBuildTag:withRejecter:)
    func getSDKBuildTag(resolve: RCTPromiseResolveBlock, reject: RCTPromiseRejectBlock) -> Void {
        let sdkBuildTag = CPDFKit.sharedInstance().versionString
        resolve(sdkBuildTag)
    }
    
    @objc(init_: withResolver: withRejecter:)
    func init_(license : String,resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock){
        DispatchQueue.main.async {
            var code = CPDFKit.verify(withKey: license)
            print("ComPDFKitRN-iOS  init_:\(code)")
            resolve(code == CPDFKitLicenseCode.success)
        }
    }
    
    @objc(initialize: iosOnlineLicense: withResolver: withRejecter:)
    func initialize(_ androidOnlineLicense: String, iosOnlineLicense: String, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock) {
      DispatchQueue.main.async {
        CPDFKit.verify(withOnlineLicense: iosOnlineLicense) { code, message in
            print("ComPDFKitRN-iOS  initialize: \(code), Message:\(String(describing: message))")
            resolve(code == CPDFKitOnlineLicenseCode.success)
        }
      }
    }
    
    
    @objc(openDocument: password: configurationJson:)
    func openDocument(document : URL, password: String, configurationJson : String) -> Void {
        DispatchQueue.main.async {
            let rootNav = ComPDFKit.presentedViewController()
          
            let jsonDataParse = CPDFJSONDataParse(String: configurationJson)
            guard let configuration = jsonDataParse.configuration else { return }
            
            let pdfViewController = CPDFViewController(filePath: document.path, password: password, configuration: configuration)
            pdfViewController.delegate = self
            let nav = CNavigationController(rootViewController: pdfViewController)
            nav.modalPresentationStyle = .fullScreen
            rootNav?.present(nav, animated: true)
        }
    }
    
    
    
    func PDFViewBaseControllerDissmiss(_ baseControllerDelete: CPDFViewBaseController) {
      baseControllerDelete.dismiss(animated: true)
    }
    
    class func presentedViewController() -> UIViewController? {
      
      var rootViewController: UIViewController? = nil
      
      if let appDelegate = UIApplication.shared.delegate as? NSObject {
        if appDelegate.responds(to: Selector(("viewController"))) {
          rootViewController = appDelegate.value(forKey: "viewController") as? UIViewController
        }
      }
      
      if rootViewController == nil, let appDelegate = UIApplication.shared.delegate as? NSObject, appDelegate.responds(to: #selector(getter: UIApplicationDelegate.window)) {
        if let window = appDelegate.value(forKey: "window") as? UIWindow {
          rootViewController = window.rootViewController
        }
      }
      
      if rootViewController == nil {
        if let window = UIApplication.shared.keyWindow {
          rootViewController = window.rootViewController
        }
      }
      
      guard let finalRootViewController = rootViewController else {
        return nil
      }
      
      var currentViewController = finalRootViewController
      
      while let presentedViewController = currentViewController.presentedViewController {
        if !(presentedViewController is UIAlertController) && currentViewController.modalPresentationStyle != .popover {
          currentViewController = presentedViewController
        } else {
          return currentViewController
        }
      }
      
      return currentViewController
    }
    
}