138 lines
4.1 KiB
Swift
138 lines
4.1 KiB
Swift
//
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// Swiftfin is subject to the terms of the Mozilla Public
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// License, v2.0. If a copy of the MPL was not distributed with this
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// file, you can obtain one at https://mozilla.org/MPL/2.0/.
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//
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// Copyright (c) 2025 Jellyfin & Jellyfin Contributors
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//
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import Factory
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import Foundation
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import JellyfinAPI
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import UIKit
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// TODO: figure out what to do about screen scaling with .main being deprecated
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// - maxWidth assume already scaled?
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extension BaseItemDto {
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// MARK: Item Images
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func imageURL(
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_ type: ImageType,
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maxWidth: CGFloat? = nil,
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maxHeight: CGFloat? = nil
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) -> URL? {
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_imageURL(type, maxWidth: maxWidth, maxHeight: maxHeight, itemID: id ?? "")
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}
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// TODO: will server actually only have a single blurhash per type?
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// - makes `firstBlurHash` redundant
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func blurHash(_ type: ImageType) -> String? {
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guard type != .logo else { return nil }
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if let tag = imageTags?[type.rawValue], let taggedBlurHash = imageBlurHashes?[type]?[tag] {
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return taggedBlurHash
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} else if let firstBlurHash = imageBlurHashes?[type]?.values.first {
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return firstBlurHash
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}
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return nil
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}
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func imageSource(_ type: ImageType, maxWidth: CGFloat? = nil, maxHeight: CGFloat? = nil) -> ImageSource {
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_imageSource(
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type,
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maxWidth: maxWidth,
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maxHeight: maxHeight
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)
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}
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// MARK: Series Images
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/// - Note: Will force the creation of an image source even if it doesn't have a tag, due
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/// to episodes also retrieving series images in some areas. This may cause more 404s.
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func seriesImageURL(_ type: ImageType, maxWidth: CGFloat? = nil, maxHeight: CGFloat? = nil) -> URL? {
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_imageURL(
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type,
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maxWidth: maxWidth,
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maxHeight: maxHeight,
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itemID: seriesID ?? "",
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requireTag: false
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)
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}
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/// - Note: Will force the creation of an image source even if it doesn't have a tag, due
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/// to episodes also retrieving series images in some areas. This may cause more 404s.
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func seriesImageSource(_ type: ImageType, maxWidth: CGFloat? = nil, maxHeight: CGFloat? = nil) -> ImageSource {
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let url = _imageURL(
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type,
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maxWidth: maxWidth,
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maxHeight: maxHeight,
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itemID: seriesID ?? "",
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requireTag: false
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)
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return ImageSource(
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url: url,
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blurHash: nil
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)
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}
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// MARK: private
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private func _imageURL(
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_ type: ImageType,
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maxWidth: CGFloat?,
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maxHeight: CGFloat?,
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itemID: String,
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requireTag: Bool = true
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) -> URL? {
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let scaleWidth = maxWidth == nil ? nil : UIScreen.main.scale(maxWidth!)
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let scaleHeight = maxHeight == nil ? nil : UIScreen.main.scale(maxHeight!)
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let tag = getImageTag(for: type)
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guard tag != nil || !requireTag else { return nil }
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// TODO: client passing for widget/shared group views?
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guard let client = Container.shared.currentUserSession()?.client else { return nil }
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let parameters = Paths.GetItemImageParameters(
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maxWidth: scaleWidth,
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maxHeight: scaleHeight,
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tag: tag,
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format: type == .logo ? .png : nil
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)
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let request = Paths.getItemImage(
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itemID: itemID,
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imageType: type.rawValue,
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parameters: parameters
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)
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return client.fullURL(with: request)
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}
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private func getImageTag(for type: ImageType) -> String? {
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switch type {
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case .backdrop:
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backdropImageTags?.first
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case .screenshot:
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screenshotImageTags?.first
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default:
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imageTags?[type.rawValue]
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}
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}
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private func _imageSource(_ type: ImageType, maxWidth: CGFloat?, maxHeight: CGFloat?) -> ImageSource {
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let url = _imageURL(type, maxWidth: maxWidth, maxHeight: maxHeight, itemID: id ?? "")
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let blurHash = blurHash(type)
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return ImageSource(
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url: url,
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blurHash: blurHash
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)
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}
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}
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