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feat: downloader auto-refresh downloadURL
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| // | ||
| // DisplayItem.swift | ||
| // Demo | ||
| // | ||
| // Created by zhaixian on 2023/12/12. | ||
| // | ||
|
|
||
| import Foundation | ||
| import AliyunpanSDK | ||
|
|
||
| extension AliyunpanFile: Hashable { | ||
| public func hash(into hasher: inout Hasher) { | ||
| hasher.combine(name) | ||
| } | ||
|
|
||
| public static func == (lhs: AliyunpanFile, rhs: AliyunpanFile) -> Bool { | ||
| lhs.hashValue == rhs.hashValue | ||
| } | ||
| } | ||
|
|
||
| extension DownloadResult: Hashable { | ||
| public func hash(into hasher: inout Hasher) { | ||
| hasher.combine(progress) | ||
| hasher.combine(url) | ||
| } | ||
|
|
||
| public static func == (lhs: DownloadResult, rhs: DownloadResult) -> Bool { | ||
| lhs.hashValue == rhs.hashValue | ||
| } | ||
| } | ||
|
|
||
| struct DisplayItem: Hashable { | ||
| let file: AliyunpanFile | ||
| let downloadResult: DownloadResult? | ||
|
|
||
| public func hash(into hasher: inout Hasher) { | ||
| hasher.combine(file) | ||
| hasher.combine(downloadResult) | ||
| } | ||
|
|
||
| public static func == (lhs: DisplayItem, rhs: DisplayItem) -> Bool { | ||
| lhs.hashValue == rhs.hashValue | ||
| } | ||
|
|
||
| init(file: AliyunpanFile, downloadResult: DownloadResult?) { | ||
| self.file = file | ||
| self.downloadResult = downloadResult | ||
| } | ||
|
|
||
| init(_ file: AliyunpanFile) { | ||
| self.init(file: file, downloadResult: nil) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| // | ||
| // FileCell.swift | ||
| // Demo | ||
| // | ||
| // Created by zhaixian on 2023/12/12. | ||
| // | ||
|
|
||
| import UIKit | ||
| import AliyunpanSDK | ||
|
|
||
| protocol FileCellDelegate: AnyObject { | ||
| func getDownloader(for item: DisplayItem) -> AliyunpanDownloader? | ||
|
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| func fileCell(_ cell: FileCell, didUpdateDownloadResult result: DownloadResult, for item: DisplayItem) | ||
| func fileCell(_ cell: FileCell, willOpen item: DisplayItem) | ||
| } | ||
|
|
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| class FileCell: UICollectionViewListCell { | ||
| weak var delegate: FileCellDelegate? | ||
| weak var client: AliyunpanClient? | ||
|
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| private var item: DisplayItem? | ||
|
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| private var downloader: AliyunpanDownloader? { | ||
| guard let item else { | ||
| return nil | ||
| } | ||
| return delegate?.getDownloader(for: item) | ||
| } | ||
|
|
||
| private lazy var pauseButton: UIButton = { | ||
| let pauseButton = UIButton() | ||
| pauseButton.addTarget(self, action: #selector(pause), for: .touchUpInside) | ||
| pauseButton.setImage(UIImage(systemName: "pause"), for: .normal) | ||
| pauseButton.tintColor = .gray | ||
| return pauseButton | ||
| }() | ||
|
|
||
| private lazy var downloadButton: UIButton = { | ||
| let downloadButton = UIButton() | ||
| downloadButton.addTarget(self, action: #selector(download), for: .touchUpInside) | ||
| downloadButton.setImage(.add, for: .normal) | ||
| return downloadButton | ||
| }() | ||
|
|
||
| private lazy var progressLabel: UILabel = { | ||
| let progressLabel = UILabel() | ||
| progressLabel.textColor = .gray | ||
| progressLabel.font = .monospacedDigitSystemFont(ofSize: 12, weight: .regular) | ||
| progressLabel.adjustsFontSizeToFitWidth = true | ||
| return progressLabel | ||
| }() | ||
|
|
||
| private lazy var openButton: UIButton = { | ||
| let openFileButton = UIButton() | ||
| openFileButton.addTarget(self, action: #selector(openFile), for: .touchUpInside) | ||
| openFileButton.setImage(.actions, for: .normal) | ||
| return openFileButton | ||
| }() | ||
|
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| @objc private func download() { | ||
| guard let item else { | ||
| return | ||
| } | ||
|
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| if downloader?.state == .pause { | ||
| downloader?.resume() | ||
| return | ||
| } | ||
|
|
||
| downloader?.download { [weak self] progress in | ||
| DispatchQueue.main.async { [weak self] in | ||
| guard let self else { | ||
| return | ||
| } | ||
| self.delegate?.fileCell(self, didUpdateDownloadResult: .progressing(progress), for: item) | ||
| } | ||
| } completionHandle: { [weak self] result in | ||
| if let url = try? result.get() { | ||
| DispatchQueue.main.async { [weak self] in | ||
| guard let self else { | ||
| return | ||
| } | ||
| self.delegate?.fileCell(self, didUpdateDownloadResult: .completed(url), for: item) | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| @objc private func pause() { | ||
| downloader?.pause() | ||
|
|
||
| if let item { | ||
| fill(item) | ||
| } | ||
| } | ||
|
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| @objc private func openFile() { | ||
| guard let item else { | ||
| return | ||
| } | ||
| delegate?.fileCell(self, willOpen: item) | ||
| } | ||
|
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| func fill(_ item: DisplayItem) { | ||
| self.item = item | ||
| if item.file.isFolder { | ||
| accessories = [.disclosureIndicator()] | ||
| return | ||
| } | ||
|
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| if let progress = item.downloadResult?.progress { | ||
| progressLabel.text = "\(String(format: "%.2f", progress * 100))%" | ||
| } else { | ||
| progressLabel.text = nil | ||
| } | ||
|
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| var views: [UIView] = [progressLabel] | ||
| if item.downloadResult?.url != nil { | ||
| views.append(openButton) | ||
| } else { | ||
| if downloader?.state == .downloading { | ||
| views.append(pauseButton) | ||
| } else { | ||
| views.append(downloadButton) | ||
| } | ||
| } | ||
| accessories = views.map { | ||
| UICellAccessory.customView( | ||
| configuration: .init(customView: $0, placement: .trailing())) | ||
| } | ||
| } | ||
| } | ||
|
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