element-ios/Riot/Categories/MXHTTPClient+Async.swift

70 lines
2.6 KiB
Swift

//
// Copyright 2022-2024 New Vector Ltd.
//
// SPDX-License-Identifier: AGPL-3.0-only
// Please see LICENSE in the repository root for full details.
//
import Foundation
@available(iOS 13.0, *)
extension MXHTTPClient {
/// Errors thrown by the async extensions to `MXHTTPClient.`
enum ClientError: Error {
/// An unexpected response was received.
case invalidResponse
/// The error that occurred was missing from the closure.
case unknownError
}
/// Validates a third party ID code at the given URL.
func validateThreePIDCode(submitURL: String, validationBody: ThreePIDValidationCodeBody) async throws -> Bool {
let data = try validationBody.jsonData()
let responseDictionary = try await request(withMethod: "POST", path: submitURL, parameters: nil, data: data)
// Response is a json dictionary with a single success parameter
guard let success = responseDictionary["success"] as? Bool else {
throw ClientError.invalidResponse
}
return success
}
/// An async version of `request(withMethod:path:parameters:success:failure:)`.
func request(withMethod method: String,
path: String,
parameters: [AnyHashable: Any]?,
needsAuthentication: Bool? = nil,
data: Data? = nil,
headers: [AnyHashable: Any]? = nil,
timeout: TimeInterval = -1) async throws -> [AnyHashable: Any] {
try await getResponse { success, failure in
request(withMethod: method,
path: path,
parameters: parameters,
needsAuthentication: needsAuthentication ?? isAuthenticatedClient,
data: data,
headers: headers,
timeout: timeout,
uploadProgress: nil,
success: success,
failure: failure)
}
}
private func getResponse<T>(_ callback: (@escaping (T?) -> Void, @escaping (Error?) -> Void) -> MXHTTPOperation) async throws -> T {
try await withCheckedThrowingContinuation { continuation in
_ = callback { response in
guard let response = response else {
continuation.resume(with: .failure(ClientError.invalidResponse))
return
}
continuation.resume(with: .success(response))
} _: { error in
continuation.resume(with: .failure(error ?? ClientError.unknownError))
}
}
}
}