fix bug

杨锴

2025-04-16 09a372bc45fde16fd42257ab6f78b8deeecf720b

 XQMuse/Root/Home/View/HomeTopMenuView.swift

@@ -31,7 +31,7 @@
            private var disposeBag = DisposeBag()
            private var defaultItems = [HomeTopMenuItem]()
            private var clouse:((HomeTopMenuItem)->Void)?

    private let session = URLSession.shared
    private var aVPlayerLayer:AVPlayerLayer?

            override func awakeFromNib() {
@@ -82,7 +82,9 @@
            }

            if let videoUrl = model.backUrl,videoUrl.isEmpty == false{
                setPlayer(url: URL(string: videoUrl)!)
                checkCacheAudio(from: URL(string: videoUrl)!) {[unowned self] state, url in
                    self.setPlayer(url: url)
                }
                return
            }

@@ -109,6 +111,49 @@
        }
    }

    // 下载视频并缓存，如果没有缓存，原路返回并异步下载
    internal func checkCacheAudio(from url: URL, completion: @escaping (Bool,URL) -> Void) {

        let cacheDirectory = FileManager.default.urls(for: .cachesDirectory, in: .userDomainMask).first!.appendingPathComponent("bgVideos")

        let videoCacheUrl = cacheDirectory.appendingPathComponent(url.lastPathComponent.jq_md5String() + "." + url.pathExtension)

        // 检查缓存中是否已存在文件
        if FileManager.default.fileExists(atPath: videoCacheUrl.path) {
            print("启用缓存")
            completion(true,videoCacheUrl)
            return
        }else{
            completion(false,url)
            print("没有缓存：执行下载")
        }

        // 使用URLSession下载视频
        let downloadTask = session.downloadTask(with: url) {
            tempLocalUrl, response, error in
            print("执行下载任务")
            if let tempLocalUrl = tempLocalUrl, error == nil {
                do {
                    let temp = videoCacheUrl

                    if !(FileManager.default.fileExists(atPath: cacheDirectory.path)){
                        try FileManager.default.createDirectory(at: cacheDirectory, withIntermediateDirectories: true)
                    }

                    try FileManager.default.moveItem(at: tempLocalUrl, to: temp)
                } catch let e {
                    print("视频缓存失败：catch:\(e)")



                }
            } else {
                print("视频缓存失败：\(error?.localizedDescription ?? "")")
            }
        }
        downloadTask.resume()
    }

            func resetItems(_ items:[HomeTopMenuItem]){
                        defaultItems.removeAll()
                        defaultItems = items