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Fix sharing screenshots

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This commit is contained in:
Justin Mazzocchi 2021-03-04 19:07:44 -08:00
parent 92e515e2b4
commit 7a28cf90b0
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GPG key ID: E223E6937AAFB01C
1 changed files with 25 additions and 5 deletions
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30
ServiceLayer/Sources/ServiceLayer/Services/MediaProcessingService.swift
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@ -3,6 +3,7 @@
import Combine
import Foundation
import ImageIO
import UIKit
import UniformTypeIdentifiers
enum MediaProcessingError: Error {
@ -20,25 +21,44 @@ public extension MediaProcessingService {
static func dataAndMimeType(itemProvider: NSItemProvider) -> AnyPublisher<(data: Data, mimeType: String), Error> {
let registeredTypes = itemProvider.registeredTypeIdentifiers.compactMap(UTType.init)
guard let uniformType = registeredTypes.first(where: {
let uniformType: UTType
let mimeType: String
if let uniformTypeWithUploadableMimeType = registeredTypes.first(where: {
guard let mimeType = $0.preferredMIMEType else { return false }
return Self.uploadableMimeTypes.contains(mimeType)
}),
let mimeType = uniformType.preferredMIMEType else {
}), let preferredMIMEType = uniformTypeWithUploadableMimeType.preferredMIMEType {
uniformType = uniformTypeWithUploadableMimeType
mimeType = preferredMIMEType
} else if registeredTypes == [UTType.image], let pngMIMEType = UTType.png.preferredMIMEType {
uniformType = .image
mimeType = pngMIMEType
} else {
return Fail(error: MediaProcessingError.invalidMimeType).eraseToAnyPublisher()
}
return Future<Data, Error> { promise in
itemProvider.loadFileRepresentation(forTypeIdentifier: uniformType.identifier) { url, error in
itemProvider.loadItem(forTypeIdentifier: uniformType.identifier, options: nil) { item, error in
if let error = error {
promise(.failure(error))
} else if let url = url {
} else if let url = item as? URL {
if uniformType.conforms(to: .image) && uniformType != .gif {
promise(imageData(url: url, type: uniformType))
} else {
promise(Result { try Data(contentsOf: url) })
}
} else if let image = item as? UIImage, let data = image.pngData() { // screenshots
do {
let url = URL(fileURLWithPath: NSTemporaryDirectory(), isDirectory: true)
.appendingPathComponent(UUID().uuidString)
try data.write(to: url)
promise(imageData(url: url, type: .png))
} catch {
promise(.failure(error))
}
} else {
promise(.failure(MediaProcessingError.fileURLNotFound))
}