72 lines
2.5 KiB
Swift
72 lines
2.5 KiB
Swift
//
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// Mastodon+API+V2+Media.swift
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//
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//
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// Created by MainasuK Cirno on 2021-7-15.
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//
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import Foundation
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import Combine
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extension Mastodon.API.V2.Media {
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static func uploadMediaEndpointURL(domain: String) -> URL {
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Mastodon.API.endpointV2URL(domain: domain).appendingPathComponent("media")
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}
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/// Upload media as attachment
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///
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/// Creates an attachment to be used with a new status.
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///
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/// - Since: 0.0.0
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/// - Version: 3.4.1
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/// # Last Update
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/// 2021/7/15
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/// # Reference
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/// [Document](https://docs.joinmastodon.org/methods/statuses/media/)
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/// - Parameters:
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/// - session: `URLSession`
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/// - domain: Mastodon instance domain. e.g. "example.com"
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/// - query: `UploadMediaQuery`
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/// - authorization: User token
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/// - Returns: `AnyPublisher` contains `Attachment` nested in the response
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public static func uploadMedia(
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session: URLSession,
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domain: String,
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query: Mastodon.API.Media.UploadMediaQuery,
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authorization: Mastodon.API.OAuth.Authorization?
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) -> AnyPublisher<Mastodon.Response.Content<Mastodon.Entity.Attachment>, Error> {
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var request = Mastodon.API.post(
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url: uploadMediaEndpointURL(domain: domain),
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query: query,
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authorization: authorization
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)
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request.timeoutInterval = 180 // should > 200 Kb/s for 40 MiB media attachment
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let serialStream = query.serialStream
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request.httpBodyStream = serialStream.boundStreams.input
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// total unit count in bytes count
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// will small than actally count due to multipart protocol meta
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serialStream.progress.totalUnitCount = {
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var size = 0
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size += query.file?.sizeInByte ?? 0
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size += query.thumbnail?.sizeInByte ?? 0
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return Int64(size)
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}()
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query.progress.addChild(
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serialStream.progress,
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withPendingUnitCount: query.progress.totalUnitCount
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)
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return session.dataTaskPublisher(for: request)
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.tryMap { data, response in
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let value = try Mastodon.API.decode(type: Mastodon.Entity.Attachment.self, from: data, response: response)
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return Mastodon.Response.Content(value: value, response: response)
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}
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.handleEvents(receiveCancel: {
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// retain and handle cancel task
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serialStream.boundStreams.output.close()
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})
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.eraseToAnyPublisher()
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}
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}
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