79 lines
2.5 KiB
Swift
79 lines
2.5 KiB
Swift
//
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// SWGORequester.swift
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//
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//
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// Created by Tomás Feitoza Martins on 04/11/19.
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//
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import Foundation
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public class SWGORequester {
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public typealias DataReturned = Skin
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public typealias Completion = ((Skin?, ApiError?) -> Void)
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public var completion: ((Skin?, ApiError?) -> Void)
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public var inspectLink: String
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/// Initializes the requester's inspect link and completion properties
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/// - Parameter configuration: Instance of SWGOConfiguration, which contains the input data
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/// - Parameter completion: The Completion of the request, which can return either a Skin or ApiError
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public init(configuration: SWGOConfiguration, completion: @escaping Completion) {
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self.completion = completion
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self.inspectLink = configuration.requestURL
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}
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/// Starts the Requester
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public func start() {
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guard let requestURL = URL(string: self.inspectLink) else {
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self.completion(nil, .urlError)
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return
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}
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var urlRequest = URLRequest(url: requestURL)
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urlRequest.httpMethod = "GET"
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URLSession.shared.dataTask(with: urlRequest) { (data, response, error) in
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guard let data = data else {
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self.completion(nil, .unknownError)
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return
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}
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let responseData = String(data: data, encoding: String.Encoding.utf8)
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dump(responseData)
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self.parseJson(data: data)
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if error != nil {
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self.completion(nil, .unknownError)
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}
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}.resume()
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}
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/// Parses the fetched JSON
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/// - Parameter data: The data retrurned in the request
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public func parseJson(data: Data) {
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do {
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let decodedObject = try self.parseData(data: data)
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if let errorCode = decodedObject.code {
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let apiError = ApiError.errorWithCode(code: errorCode)
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completion(nil, apiError)
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} else {
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completion(decodedObject, nil)
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}
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}
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catch {
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completion(nil, .decodeError)
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}
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}
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/// Parses the data feched in the request
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/// - Parameter data: The data returned in the request
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public func parseData(data: Data) throws -> Skin{
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do {
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let decoder = JSONDecoder()
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let decodedWebsites = try decoder.decode(Skin.self, from: data)
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return decodedWebsites
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} catch {
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throw ApiError.decodeError
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}
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}
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}
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