kmpdfkit_demo/ios/RCTDocumentManager.swift

//
//  RCTDocumentManager.swift
//  react-native-compdfkit-pdf
//
//  Copyright © 2014-2024 PDF Technologies, Inc. All Rights Reserved.
//
//  THIS SOURCE CODE AND ANY ACCOMPANYING DOCUMENTATION ARE PROTECTED BY INTERNATIONAL COPYRIGHT LAW
//  AND MAY NOT BE RESOLD OR REDISTRIBUTED. USAGE IS BOUND TO THE ComPDFKit LICENSE AGREEMENT.
//  UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS SUBJECT TO CIVIL AND CRIMINAL PENALTIES.
//  This notice may not be removed from this file.
//

import UIKit
import ComPDFKit

@objc(CPDFViewManager)
class RCTDocumentManager: NSObject, RCTBridgeModule {
    static func moduleName() -> String! {
        return "RCTDocumentManager"
    }
    
    internal var bridge: RCTBridge!
    
    @objc func readerView() -> RCTCPDFReaderView {
        self.bridge.module(for: RCTCPDFReaderView.self) as! RCTCPDFReaderView
    }
    
    @objc(save: withResolver: withRejecter:)
    func save(tag: Int, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock) {
        DispatchQueue.main.async {
            let reader = self.readerView()
            reader.saveDocument(forCPDFViewTag: tag) { success in
                if success {
                    resolve(success)
                } else {
                    reject("save_failed", "Failed to save document", nil);
                }
            }
            
        }
    }
    
    func setMargins(tag : Int, left : Int, top : Int, right : Int, bottom : Int) -> Void {
        // TODO: 设置阅读区域边距
        // 无返回值
    }
    
    func removeAllAnnotations(tag : Int, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock){
        // TODO: 删除当前文档所有注释， 返回true、false
    }
    
    func importAnnotations(tag : Int, xfdfFile : String, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock) {
        // TODO: 导入注释， 返回：true、false
        resolve(true)
    }
    
    func exportAnnotations(tag : Int, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock){
        // TODO: 导出注释，返回：xfdf文件路径
        resolve("xxxx.xfdf")
    }
    
    func setDisplayPageIndex(tag : Int, pageIndex : Int) -> Void {
        // TODO: 跳转到指定页码， 无返回值
    }
    
    func getCurrentPageIndex(tag : Int,resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock) {
        // TODO: 返回当前页码
    }
    
    func hasChange(tag : Int, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock){
        // TODO: 返回当前展示的文档是否存在修改， 返回：true、false
    }
    
}