121 lines
5.6 KiB
Swift
121 lines
5.6 KiB
Swift
//
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// Copyright (c) 2018 Touch Instinct
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the Software), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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import Alamofire
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public struct NetworkServiceConfiguration {
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/// Base api url string.
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public let baseUrl: String
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/// Timeout interval for requests.
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public let timeoutInterval: TimeInterval
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/// Default parameters encoding
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public let encoding: ParameterEncoding
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/// A dictionary of additional headers to send with requests.
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public let additionalHttpHeaders: HTTPHeaders
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/// Server trust policies.
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public var serverTrustPolicies: [String: ServerTrustPolicy]
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/// HTTP response status codes regarded as non-erroneous
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public var acceptableStatusCodes: Set<Int> = Set(200..<300)
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/// Session configuration for potential fine tuning
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public var sessionConfiguration: URLSessionConfiguration
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public init(baseUrl: String,
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timeoutInterval: TimeInterval = 20,
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encoding: ParameterEncoding = URLEncoding.default,
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additionalHttpHeaders: HTTPHeaders = [:],
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trustPolicies: [String: ServerTrustPolicy] = [:]) {
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self.baseUrl = baseUrl
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self.timeoutInterval = timeoutInterval
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self.encoding = encoding
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self.additionalHttpHeaders = additionalHttpHeaders.merging(SessionManager.defaultHTTPHeaders) { current, _ in current }
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sessionConfiguration = URLSessionConfiguration.default
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sessionConfiguration.timeoutIntervalForResource = timeoutInterval
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sessionConfiguration.httpAdditionalHeaders = additionalHttpHeaders
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let updatedPolicies = Dictionary(uniqueKeysWithValues: trustPolicies.map { ($0.key.asHost, $0.value) })
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serverTrustPolicies = trustPolicies.isEmpty ? [baseUrl.asHost: .disableEvaluation] : updatedPolicies
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}
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}
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public extension NetworkServiceConfiguration {
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/// SessionManager constructed with given parameters (session configuration and trust policies)
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var sessionManager: SessionManager {
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return SessionManager(configuration: sessionConfiguration,
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serverTrustPolicyManager: ServerTrustPolicyManager(policies: serverTrustPolicies),
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acceptableStatusCodes: acceptableStatusCodes,
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mappingQueue: .global())
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}
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/// Convenient method to create ApiRequestParameters.
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///
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/// - Parameters:
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/// - relativeUrl: Url that will be concatenated with base url.
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/// - method: HTTP method to use for request.
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/// - parameters: Dictionary of parameters to apply to a URLRequest.
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/// - requestEncoding: Encoding type to use. If passed nil, configuration encoding will be used.
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/// - requestHeaders: Dictionary of headers to apply to a URLRequest.
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/// - Returns: Initialized instance of ApiRequestParameters with given parameters.
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func apiRequestParameters(relativeUrl: String,
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method: HTTPMethod = .get,
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parameters: Parameters? = nil,
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requestEncoding: ParameterEncoding? = nil,
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requestHeaders: HTTPHeaders? = nil) -> ApiRequestParameters {
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return ApiRequestParameters(url: baseUrl + relativeUrl,
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method: method,
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parameters: parameters,
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encoding: requestEncoding ?? encoding,
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headers: requestHeaders)
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}
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/// Convenient method to create ApiRequestParameters.
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///
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/// - Parameters:
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/// - relativeUrl: Url that will be concatenated with base url.
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/// - method: HTTP method to use for request.
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/// - parameters: An array of JSON objects to apply to a URLRequest.
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/// - requestEncoding: Encoding type to use. If passed nil, configuration encoding will be used.
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/// - requestHeaders: Dictionary of headers to apply to a URLRequest.
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/// - Returns: Initialized instance of ApiRequestParameters with given parameters.
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func apiRequestParameters(relativeUrl: String,
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method: HTTPMethod = .get,
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parameters: [Any]? = nil,
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requestEncoding: ParameterEncoding? = nil,
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requestHeaders: HTTPHeaders? = nil) -> ApiRequestParameters {
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return ApiRequestParameters(url: baseUrl + relativeUrl,
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method: method,
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parameters: parameters,
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encoding: requestEncoding ?? encoding,
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headers: requestHeaders)
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}
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}
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