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firebase-ios-sdk/FirebaseStorage/Sources/Internal/StorageInternalTask.swift
T

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2.0 KiB
Swift

// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import Foundation
#if COCOAPODS
import GTMSessionFetcher
#else
import GTMSessionFetcherCore
#endif
/// Implement StorageTasks that are not directly exposed via the public API.
@available(iOS 13, tvOS 13, macOS 10.15, macCatalyst 13, watchOS 7, *)
class StorageInternalTask: StorageTask {
private var fetcher: GTMSessionFetcher?
@discardableResult
init(reference: StorageReference,
fetcherService: GTMSessionFetcherService,
queue: DispatchQueue,
request: URLRequest? = nil,
httpMethod: String,
fetcherComment: String,
completion: ((_: Data?, _: Error?) -> Void)?) {
super.init(reference: reference, service: fetcherService, queue: queue)
// Prepare a task and begins execution.
dispatchQueue.async { [self] in
self.state = .queueing
var request = request ?? self.baseRequest
request.httpMethod = httpMethod
request.timeoutInterval = self.reference.storage.maxOperationRetryTime
let fetcher = self.fetcherService.fetcher(with: request)
fetcher.comment = fetcherComment
self.fetcher = fetcher
Task {
do {
let data = try await self.fetcher?.beginFetch()
completion?(data, nil)
} catch {
completion?(nil, StorageErrorCode.error(withServerError: error as NSError,
ref: self.reference))
}
}
}
}
deinit {
self.fetcher?.stopFetching()
}
}