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swift5.libraries.alamofire.AlamofireImplementations.mustache Maven / Gradle / Ivy
// AlamofireImplementations.swift
//
// Generated by openapi-generator
// https://openapi-generator.tech
//
import Foundation
import Alamofire
class AlamofireRequestBuilderFactory: RequestBuilderFactory {
func getNonDecodableBuilder() -> RequestBuilder.Type {
return AlamofireRequestBuilder.self
}
func getBuilder() -> RequestBuilder.Type {
return AlamofireDecodableRequestBuilder.self
}
}
// Store manager to retain its reference
private var managerStore = SynchronizedDictionary()
{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}open{{/nonPublicApi}} class AlamofireRequestBuilder: RequestBuilder {
required {{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}public{{/nonPublicApi}} init(method: String, URLString: String, parameters: [String: Any]?, headers: [String: String] = [:], requiresAuthentication: Bool) {
super.init(method: method, URLString: URLString, parameters: parameters, headers: headers, requiresAuthentication: requiresAuthentication)
}
/**
May be overridden by a subclass if you want to control the session
configuration.
*/
{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}open{{/nonPublicApi}} func createAlamofireSession(interceptor: RequestInterceptor? = nil) -> Alamofire.Session {
let configuration = URLSessionConfiguration.default
configuration.httpAdditionalHeaders = buildHeaders()
return Alamofire.Session(configuration: configuration,
interceptor: interceptor)
}
/**
May be overridden by a subclass if you want to custom request constructor.
*/
{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}open{{/nonPublicApi}} func createURLRequest() -> URLRequest? {
let xMethod = Alamofire.HTTPMethod(rawValue: method)
let encoding: ParameterEncoding
switch xMethod {
case .get, .head:
encoding = URLEncoding()
case .options, .post, .put, .patch, .delete, .trace, .connect:
encoding = JSONDataEncoding()
default:
fatalError("Unsupported HTTPMethod - \(xMethod.rawValue)")
}
guard let originalRequest = try? URLRequest(url: URLString, method: xMethod, headers: HTTPHeaders(buildHeaders())) else { return nil }
return try? encoding.encode(originalRequest, with: parameters)
}
/**
May be overridden by a subclass if you want to control the Content-Type
that is given to an uploaded form part.
Return nil to use the default behavior (inferring the Content-Type from
the file extension). Return the desired Content-Type otherwise.
*/
{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}open{{/nonPublicApi}} func contentTypeForFormPart(fileURL: URL) -> String? {
return nil
}
/**
May be overridden by a subclass if you want to control the request
configuration (e.g. to override the cache policy).
*/
{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}open{{/nonPublicApi}} func makeRequest(manager: Session, method: HTTPMethod, encoding: ParameterEncoding, headers: [String: String]) -> DataRequest {
return manager.request(URLString, method: method, parameters: parameters, encoding: encoding, headers: HTTPHeaders(headers))
}
@discardableResult
override {{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}open{{/nonPublicApi}} func execute(_ apiResponseQueue: DispatchQueue = {{projectName}}API.apiResponseQueue, _ completion: @escaping (_ result: Swift.Result, ErrorResponse>) -> Void) -> RequestTask {
let managerId = UUID().uuidString
// Create a new manager for each request to customize its request header
let manager = createAlamofireSession()
managerStore[managerId] = manager
let xMethod = Alamofire.HTTPMethod(rawValue: method)
let encoding: ParameterEncoding?
switch xMethod {
case .get, .head:
encoding = URLEncoding()
case .options, .post, .put, .patch, .delete, .trace, .connect:
let contentType = headers["Content-Type"] ?? "application/json"
if contentType.hasPrefix("application/json") {
encoding = JSONDataEncoding()
} else if contentType.hasPrefix("multipart/form-data") {
encoding = nil
let upload = manager.upload(multipartFormData: { mpForm in
for (k, v) in self.parameters! {
for v in (v as? Array ?? [v]) {
switch v {
case let fileURL as URL:
if let mimeType = self.contentTypeForFormPart(fileURL: fileURL) {
mpForm.append(fileURL, withName: k, fileName: fileURL.lastPathComponent, mimeType: mimeType)
} else {
mpForm.append(fileURL, withName: k)
}
case let string as String:
mpForm.append(string.data(using: String.Encoding.utf8)!, withName: k)
case let number as NSNumber:
mpForm.append(number.stringValue.data(using: String.Encoding.utf8)!, withName: k)
case let data as Data:
mpForm.append(data, withName: k)
case let uuid as UUID:
mpForm.append(uuid.uuidString.data(using: String.Encoding.utf8)!, withName: k)
default:
fatalError("Unprocessable value \(v) with key \(k)")
}
}
}
}, to: URLString, method: xMethod, headers: nil)
.uploadProgress { progress in
if let onProgressReady = self.onProgressReady {
onProgressReady(progress)
}
}
requestTask.set(request: upload)
self.processRequest(request: upload, managerId, apiResponseQueue, completion)
} else if contentType.hasPrefix("application/x-www-form-urlencoded") {
encoding = URLEncoding(destination: .httpBody)
} else {
fatalError("Unsupported Media Type - \(contentType)")
}
default:
fatalError("Unsupported HTTPMethod - \(xMethod.rawValue)")
}
if let encoding = encoding {
let request = makeRequest(manager: manager, method: xMethod, encoding: encoding, headers: headers)
if let onProgressReady = self.onProgressReady {
onProgressReady(request.uploadProgress)
}
processRequest(request: request, managerId, apiResponseQueue, completion)
requestTask.set(request: request)
}
return requestTask
}
fileprivate func processRequest(request: DataRequest, _ managerId: String, _ apiResponseQueue: DispatchQueue, _ completion: @escaping (_ result: Swift.Result, ErrorResponse>) -> Void) {
if let credential = self.credential {
request.authenticate(with: credential)
}
let cleanupRequest = {
managerStore[managerId] = nil
}
let validatedRequest = request.validate(statusCode: Configuration.successfulStatusCodeRange)
switch T.self {
case is Void.Type:
validatedRequest.response(queue: apiResponseQueue,
responseSerializer: Configuration.dataResponseSerializer,
completionHandler: { voidResponse in
cleanupRequest()
switch voidResponse.result {
case .success:
completion(.success(Response(response: voidResponse.response!, body: () as! T, bodyData: voidResponse.data)))
case let .failure(error):
completion(.failure(ErrorResponse.error(voidResponse.response?.statusCode ?? 500, voidResponse.data, voidResponse.response, error)))
}
})
default:
fatalError("Unsupported Response Body Type - \(String(describing: T.self))")
}
}
{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}open{{/nonPublicApi}} func buildHeaders() -> [String: String] {
var httpHeaders = Alamofire.HTTPHeaders.default.dictionary
for (key, value) in headers {
httpHeaders[key] = value
}
return httpHeaders
}
fileprivate func getFileName(fromContentDisposition contentDisposition: String?) -> String? {
guard let contentDisposition = contentDisposition else {
return nil
}
let items = contentDisposition.components(separatedBy: ";")
var filename: String?
for contentItem in items {
let filenameKey = "filename="
guard let range = contentItem.range(of: filenameKey) else {
continue
}
filename = contentItem
return filename?
.replacingCharacters(in: range, with: "")
.replacingOccurrences(of: "\"", with: "")
.trimmingCharacters(in: .whitespacesAndNewlines)
}
return filename
}
fileprivate func getPath(from url: URL) throws -> String {
guard var path = URLComponents(url: url, resolvingAgainstBaseURL: true)?.path else {
throw DownloadException.requestMissingPath
}
if path.hasPrefix("/") {
path.remove(at: path.startIndex)
}
return path
}
fileprivate func getURL(from urlRequest: URLRequest) throws -> URL {
guard let url = urlRequest.url else {
throw DownloadException.requestMissingURL
}
return url
}
}
{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}open{{/nonPublicApi}} class AlamofireDecodableRequestBuilder: AlamofireRequestBuilder {
override fileprivate func processRequest(request: DataRequest, _ managerId: String, _ apiResponseQueue: DispatchQueue, _ completion: @escaping (_ result: Swift.Result, ErrorResponse>) -> Void) {
if let credential = self.credential {
request.authenticate(with: credential)
}
let cleanupRequest = {
managerStore[managerId] = nil
}
let validatedRequest = request.validate(statusCode: Configuration.successfulStatusCodeRange)
switch T.self {
case is String.Type:
validatedRequest.response(queue: apiResponseQueue,
responseSerializer: Configuration.stringResponseSerializer,
completionHandler: { stringResponse in
cleanupRequest()
switch stringResponse.result {
case let .success(value):
completion(.success(Response(response: stringResponse.response!, body: value as! T, bodyData: stringResponse.data)))
case let .failure(error):
completion(.failure(ErrorResponse.error(stringResponse.response?.statusCode ?? 500, stringResponse.data, stringResponse.response, error)))
}
})
case is URL.Type:
validatedRequest.response(queue: apiResponseQueue,
responseSerializer: Configuration.dataResponseSerializer,
completionHandler: { dataResponse in
cleanupRequest()
do {
guard case .success = dataResponse.result else {
throw DownloadException.responseFailed
}
guard let data = dataResponse.data else {
throw DownloadException.responseDataMissing
}
guard let request = request.request else {
throw DownloadException.requestMissing
}
let fileManager = FileManager.default
let urlRequest = try request.asURLRequest()
let cachesDirectory = fileManager.urls(for: .cachesDirectory, in: .userDomainMask)[0]
let requestURL = try self.getURL(from: urlRequest)
var requestPath = try self.getPath(from: requestURL)
if let headerFileName = self.getFileName(fromContentDisposition: dataResponse.response?.allHeaderFields["Content-Disposition"] as? String) {
requestPath = requestPath.appending("/\(headerFileName)")
} else {
requestPath = requestPath.appending("/tmp.{{projectName}}.\(UUID().uuidString)")
}
let filePath = cachesDirectory.appendingPathComponent(requestPath)
let directoryPath = filePath.deletingLastPathComponent().path
try fileManager.createDirectory(atPath: directoryPath, withIntermediateDirectories: true, attributes: nil)
try data.write(to: filePath, options: .atomic)
completion(.success(Response(response: dataResponse.response!, body: filePath as! T, bodyData: data)))
} catch let requestParserError as DownloadException {
completion(.failure(ErrorResponse.error(400, dataResponse.data, dataResponse.response, requestParserError)))
} catch {
completion(.failure(ErrorResponse.error(400, dataResponse.data, dataResponse.response, error)))
}
return
})
case is Void.Type:
validatedRequest.response(queue: apiResponseQueue,
responseSerializer: Configuration.dataResponseSerializer,
completionHandler: { voidResponse in
cleanupRequest()
switch voidResponse.result {
case .success:
completion(.success(Response(response: voidResponse.response!, body: () as! T, bodyData: voidResponse.data)))
case let .failure(error):
completion(.failure(ErrorResponse.error(voidResponse.response?.statusCode ?? 500, voidResponse.data, voidResponse.response, error)))
}
})
case is Data.Type:
validatedRequest.response(queue: apiResponseQueue,
responseSerializer: Configuration.dataResponseSerializer,
completionHandler: { dataResponse in
cleanupRequest()
switch dataResponse.result {
case .success:
completion(.success(Response(response: dataResponse.response!, body: dataResponse.data as! T, bodyData: dataResponse.data)))
case let .failure(error):
completion(.failure(ErrorResponse.error(dataResponse.response?.statusCode ?? 500, dataResponse.data, dataResponse.response, error)))
}
})
default:
validatedRequest.response(queue: apiResponseQueue,
responseSerializer: Configuration.dataResponseSerializer,
completionHandler: { dataResponse in
cleanupRequest()
if case let .failure(error) = dataResponse.result {
completion(.failure(ErrorResponse.error(dataResponse.response?.statusCode ?? 500, dataResponse.data, dataResponse.response, error)))
return
}
guard let httpResponse = dataResponse.response else {
completion(.failure(ErrorResponse.error(-2, nil, dataResponse.response, DecodableRequestBuilderError.nilHTTPResponse)))
return
}
guard let data = dataResponse.data, !data.isEmpty else {
if T.self is ExpressibleByNilLiteral.Type {
completion(.success(Response(response: httpResponse, body: Optional.none as! T, bodyData: dataResponse.data)))
} else {
completion(.failure(ErrorResponse.error(httpResponse.statusCode, nil, httpResponse, DecodableRequestBuilderError.emptyDataResponse)))
}
return
}
let decodeResult = CodableHelper.decode(T.self, from: data)
switch decodeResult {
case let .success(decodableObj):
completion(.success(Response(response: httpResponse, body: decodableObj, bodyData: data)))
case let .failure(error):
completion(.failure(ErrorResponse.error(httpResponse.statusCode, data, httpResponse, error)))
}
})
}
}
}
extension JSONDataEncoding: ParameterEncoding {
// MARK: Encoding
/// Creates a URL request by encoding parameters and applying them onto an existing request.
///
/// - parameter urlRequest: The request to have parameters applied.
/// - parameter parameters: The parameters to apply. This should have a single key/value
/// pair with "jsonData" as the key and a Data object as the value.
///
/// - throws: An `Error` if the encoding process encounters an error.
///
/// - returns: The encoded request.
public func encode(_ urlRequest: URLRequestConvertible, with parameters: Parameters?) throws -> URLRequest {
let urlRequest = try urlRequest.asURLRequest()
return encode(urlRequest, with: parameters)
}
}
