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- //
- // PQDownloadModel.swift
- // PQSpeed
- //
- // Created by SanW on 2020/9/10.
- // Copyright © 2020 BytesFlow. All rights reserved.
- //
- import UIKit
- import BFNetRequestKit
- // MARK: - 文件扩展名
- /// 文件扩展名
- public enum FileExtensionType: String {
- case normal = "" // 无后缀名
- case png // png
- case jpg // jpg
- case gif // gif
- case pdf // pdf
- case mp4 // mp4
- case mp3 // mp3
- case m4a // m4a
- case txt // txt
- case zip // zip
- /// 文件类型
- /// - Returns: <#description#>
- public func fileType() -> String {
- var fileType: String = "unknow"
- switch self {
- case .png, .jpg:
- fileType = "image"
- case .gif:
- fileType = "gif"
- case .mp3, .m4a:
- fileType = "voice"
- case .mp4:
- fileType = "video"
- default:
- fileType = "unknow"
- }
- return fileType
- }
- }
- // MARK: - 下载model
- /// 下载model
- public class PQDownloadModel: NSObject {
- public var name: String? // 资源名
- public var fileExtensionType: FileExtensionType? // 文件后缀类型
- public var realFileExtensionType: FileExtensionType? // 真实文件后缀类型
- public var mimeType: String? { // 媒体类型
- didSet {
- // if mimeType?.contains("jpeg") ?? false { // image/jpeg
- // realFileExtensionType = .jpg
- // }else if mimeType?.contains("gif") ?? false { // image/gif
- // realFileExtensionType = .gif
- // }else if mimeType?.contains("pdf") ?? false{ // application/pdf
- // realFileExtensionType = .pdf
- // }else if mimeType?.contains("mp4") ?? false{ // video/mp4
- // realFileExtensionType = .mp4
- // }else if mimeType?.contains("mp3") ?? false{ // audio/mpeg
- // realFileExtensionType = .mp3
- // }else if mimeType?.contains("m4a") ?? false { // audio/x-m4a/audio/m4a
- // realFileExtensionType = .m4a
- // }
- if mimeType?.contains("m4a") ?? false { // audio/x-m4a,audio/m4a
- realFileExtensionType = .m4a
- }
- }
- }
- public var sourceURL: String? // 源地址
- public var filePath: String? // 下载到本地地址
- public var imageURL: String? // 图片地址
- public var totalLength: Int64? // 总大小
- public var downloadLength: Int64? // 已下载大小
- public var task: URLSessionDataTask? // 下载任务
- public var progress: Float? // 下载进度
- public var state: downloadState? // 下载状态
- public var progressHandle: ProgressHandle? // 进度的回调
- public var stateHandle: StateHandle? // 状态回调
- public var fileHandle: FileHandle? // 文件句柄
- }
- // MARK: - 下载状态
- /// 下载状态
- public enum downloadState: Int {
- case downloading = 0 // 下载中
- case compelte = 1 // 下载完成
- case error = 2 // 下载失败
- case pause = 3 // 暂停下载
- case cancel = 4 // 取消下载
- }
- // 进度的回调
- public typealias ProgressHandle = (_ progress: Float, _ downloadLength: Int64?, _ totalLength: Int64?) -> Void
- // 状态回调
- public typealias StateHandle = (_ state: downloadState, _ url: String, _ localPath: String?, _ error: PQError?) -> Void
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