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显示自定义铃声列表

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Fin 2024-03-18 17:38:32 +08:00
parent ee4cbce3e4
commit 6094c501ca
1 changed files with 44 additions and 15 deletions
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59
Controller/SoundsViewModel.swift
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@ -22,26 +22,55 @@ class SoundsViewModel: ViewModel, ViewModelType {
var copyNameAction: Driver<String>
var playAction: Driver<CFURL>
}
func getSounds(urls: [URL]) -> [SoundCellViewModel] {
let urls = urls.sorted { u1, u2 -> Bool in
u1.lastPathComponent.localizedStandardCompare(u2.lastPathComponent) == ComparisonResult.orderedAscending
}
return urls
.map { AVURLAsset(url: $0) }
.map { SoundCellViewModel(model: $0) }
}
/// 返回指定文件夹，指定后缀的文件列表数组
func getFilesInDirectory(directory: String, suffix: String) -> [URL] {
let fileManager = FileManager.default
do {
let files = try fileManager.contentsOfDirectory(atPath: directory)
return files.compactMap { file -> URL? in
if file.hasSuffix(suffix) {
return URL(fileURLWithPath: directory).appendingPathComponent(file)
}
return nil
}
} catch {
return []
}
}
func transform(input: Input) -> Output {
let models = { () -> [AVURLAsset] in
var urls = Bundle.main.urls(forResourcesWithExtension: "caf", subdirectory: nil) ?? []
urls.sort { u1, u2 -> Bool in
u1.lastPathComponent.localizedStandardCompare(u2.lastPathComponent) == ComparisonResult.orderedAscending
let defaultSounds = getSounds(
urls: Bundle.main.urls(forResourcesWithExtension: "caf", subdirectory: nil) ?? []
)
let customSounds: [SoundCellViewModel] = {
guard let soundsDirectoryUrl = NSSearchPathForDirectoriesInDomains(.libraryDirectory, .userDomainMask, true).first?.appending("/Sounds") else {
return []
}
let audios = urls.map { url -> AVURLAsset in
let asset = AVURLAsset(url: url)
return asset
}
return audios
}().map { SoundCellViewModel(model: $0) }
return getSounds(
urls: getFilesInDirectory(directory: soundsDirectoryUrl, suffix: "caf")
)
}()
let copyAction = Driver.merge(
models.map { $0.copyNameAction.asDriver(onErrorDriveWith: .empty()) }
(defaultSounds + customSounds).map { $0.copyNameAction.asDriver(onErrorDriveWith: .empty()) }
).asDriver()
return Output(
audios: Observable.just([SectionModel(model: "model", items: models)]),
audios: Observable.just([
SectionModel(model: "customSounds", items: customSounds),
SectionModel(model: "defaultSounds", items: defaultSounds)
]),
copyNameAction: copyAction,
playAction: input.soundSelected.map { $0.model.url as CFURL }
)