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60
...gins/Core/AWSPluginsCore/Utils/CustomHttpClientEngine/ClientRuntimeFoundationBridge.swift
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// | ||
// Copyright Amazon.com Inc. or its affiliates. | ||
// All Rights Reserved. | ||
// | ||
// SPDX-License-Identifier: Apache-2.0 | ||
// | ||
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import Foundation | ||
import ClientRuntime | ||
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extension Foundation.URLRequest { | ||
init(sdkRequest: ClientRuntime.SdkHttpRequest) async throws { | ||
guard let url = sdkRequest.endpoint.url else { | ||
throw FoundationClientEngineError.invalidRequestURL(sdkRequest: sdkRequest) | ||
} | ||
self.init(url: url) | ||
httpMethod = sdkRequest.method.rawValue | ||
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for header in sdkRequest.headers.headers { | ||
for value in header.value { | ||
addValue(value, forHTTPHeaderField: header.name) | ||
} | ||
} | ||
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httpBody = try await sdkRequest.body.readData() | ||
} | ||
} | ||
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extension ClientRuntime.HttpResponse { | ||
private static func headers( | ||
from allHeaderFields: [AnyHashable: Any] | ||
) -> ClientRuntime.Headers { | ||
var headers = Headers() | ||
for header in allHeaderFields { | ||
switch (header.key, header.value) { | ||
case let (key, value) as (String, String): | ||
headers.add(name: key, value: value) | ||
case let (key, values) as (String, [String]): | ||
headers.add(name: key, values: values) | ||
default: continue | ||
} | ||
} | ||
return headers | ||
} | ||
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convenience init(httpURLResponse: HTTPURLResponse, data: Data) throws { | ||
let headers = Self.headers(from: httpURLResponse.allHeaderFields) | ||
let body = ByteStream.data(data) | ||
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guard let statusCode = HttpStatusCode(rawValue: httpURLResponse.statusCode) else { | ||
// This shouldn't happen, but `HttpStatusCode` only exposes a failable | ||
// `init`. The alternative here is force unwrapping, but we can't | ||
// make the decision to crash here on behalf on consuming applications. | ||
throw FoundationClientEngineError.unexpectedStatusCode( | ||
statusCode: httpURLResponse.statusCode | ||
) | ||
} | ||
self.init(headers: headers, body: body, statusCode: statusCode) | ||
} | ||
} |
37 changes: 37 additions & 0 deletions
37
AmplifyPlugins/Core/AWSPluginsCore/Utils/CustomHttpClientEngine/FoundationClientEngine.swift
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// | ||
// Copyright Amazon.com Inc. or its affiliates. | ||
// All Rights Reserved. | ||
// | ||
// SPDX-License-Identifier: Apache-2.0 | ||
// | ||
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import Foundation | ||
import ClientRuntime | ||
import Amplify | ||
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@_spi(FoundationClientEngine) | ||
public struct FoundationClientEngine: HTTPClient { | ||
public func send(request: ClientRuntime.SdkHttpRequest) async throws -> ClientRuntime.HttpResponse { | ||
let urlRequest = try await URLRequest(sdkRequest: request) | ||
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let (data, response) = try await URLSession.shared.data(for: urlRequest) | ||
guard let httpURLResponse = response as? HTTPURLResponse else { | ||
// This shouldn't be necessary because we're only making HTTP requests. | ||
// `URLResponse` should always be a `HTTPURLResponse`. | ||
// But to refrain from crashing consuming applications, we're throwing here. | ||
throw FoundationClientEngineError.invalidURLResponse(urlRequest: response) | ||
} | ||
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let httpResponse = try HttpResponse( | ||
httpURLResponse: httpURLResponse, | ||
data: data | ||
) | ||
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return httpResponse | ||
} | ||
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public init() {} | ||
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/// no-op | ||
func close() async {} | ||
} |
81 changes: 81 additions & 0 deletions
81
...lugins/Core/AWSPluginsCore/Utils/CustomHttpClientEngine/FoundationClientEngineError.swift
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// | ||
// Copyright Amazon.com Inc. or its affiliates. | ||
// All Rights Reserved. | ||
// | ||
// SPDX-License-Identifier: Apache-2.0 | ||
// | ||
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import Foundation | ||
import Amplify | ||
import ClientRuntime | ||
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struct FoundationClientEngineError: AmplifyError { | ||
let errorDescription: ErrorDescription | ||
let recoverySuggestion: RecoverySuggestion | ||
let underlyingError: Error? | ||
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// protocol requirement | ||
init( | ||
errorDescription: ErrorDescription, | ||
recoverySuggestion: RecoverySuggestion, | ||
error: Error | ||
) { | ||
self.errorDescription = errorDescription | ||
self.recoverySuggestion = recoverySuggestion | ||
self.underlyingError = error | ||
} | ||
} | ||
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extension FoundationClientEngineError { | ||
init( | ||
errorDescription: ErrorDescription, | ||
recoverySuggestion: RecoverySuggestion, | ||
error: Error? | ||
) { | ||
self.errorDescription = errorDescription | ||
self.recoverySuggestion = recoverySuggestion | ||
self.underlyingError = error | ||
} | ||
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static func invalidRequestURL(sdkRequest: ClientRuntime.SdkHttpRequest) -> Self { | ||
.init( | ||
errorDescription: """ | ||
The SdkHttpRequest generated by ClientRuntime doesn't include a valid URL | ||
- \(sdkRequest) | ||
""", | ||
recoverySuggestion: """ | ||
Please open an issue at https://github.com/aws-amplify/amplify-swift | ||
with the contents of this error message. | ||
""", | ||
error: nil | ||
) | ||
} | ||
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static func invalidURLResponse(urlRequest: URLResponse) -> Self { | ||
.init( | ||
errorDescription: """ | ||
The URLResponse received is not an HTTPURLResponse | ||
- \(urlRequest) | ||
""", | ||
recoverySuggestion: """ | ||
Please open an issue at https://github.com/aws-amplify/amplify-swift | ||
with the contents of this error message. | ||
""", | ||
error: nil | ||
) | ||
} | ||
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static func unexpectedStatusCode(statusCode: Int) -> Self { | ||
.init( | ||
errorDescription: """ | ||
The status code received isn't a valid `HttpStatusCode` value. | ||
- status code: \(statusCode) | ||
""", | ||
recoverySuggestion: """ | ||
Please open an issue at https://github.com/aws-amplify/amplify-swift | ||
with the contents of this error message. | ||
""", | ||
error: nil | ||
) | ||
} | ||
} |
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