Implemented application attachment upload

carlobortolan · Sep 12, 2023 · 3bb3c16 · 3bb3c16
1 parent 006f4f7
commit 3bb3c16
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Showing 4 changed files with 103 additions and 16 deletions.
diff --git a/.DS_Store b/.DS_Store
diff --git a/mobile/Controllers/ApplicationManager.swift b/mobile/Controllers/ApplicationManager.swift
@@ -136,11 +136,11 @@ class ApplicationManager: ObservableObject {
         }
     }
 
-    func submitApplication(iteration: Int, jobId: Int, userId: Int, message: String) {
+    func submitApplication(iteration: Int, jobId: Int, userId: Int, message: String, cv: Data?) {
         print("Iteration \(iteration)")
         let application = Application(jobId: jobId, userId: userId, createdAt: "", updatedAt: "", status: "0", applicationText: message, applicationDocuments: nil, response: nil)
         if let accessToken = authenticationManager.getAccessToken() {
-            APIManager.createApplication(accessToken: accessToken, application: application) { tokenResponse in
+            APIManager.createApplication(accessToken: accessToken, application: application, cv: cv) { tokenResponse in
                 switch tokenResponse {
                 case .success(let apiResponse):
                     DispatchQueue.main.async {
@@ -158,7 +158,7 @@ class ApplicationManager: ObservableObject {
                                 // Refresh the access token and retry the request
                                 self.authenticationManager.requestAccessToken() { accessTokenSuccess in
                                     if accessTokenSuccess{
-                                        self.submitApplication(iteration: 1, jobId: jobId, userId: userId, message: message)
+                                        self.submitApplication(iteration: 1, jobId: jobId, userId: userId, message: message, cv: cv)
                                     } else {
                                         self.errorHandlingManager.errorMessage = error.localizedDescription
                                     }

diff --git a/mobile/Networking/APIManager.swift b/mobile/Networking/APIManager.swift
@@ -167,19 +167,14 @@ class APIManager {
     /// - Parameters:
     ///   - accessToken: The user's access token for authentication.
     ///   - completion: A closure that receives a `Result` with a `APIResponse` or an `APIError`.
-    static func createApplication(accessToken: String, application: Application, completion: @escaping (Result<APIResponse, APIError>) -> Void) {
-        ApplicationHandler.createApplication(accessToken: accessToken, application: application, completion: completion)
+    static func createApplication(accessToken: String, application: Application, cv: Data?, completion: @escaping (Result<APIResponse, APIError>) -> Void) {
+        if let data = cv {
+            ApplicationHandler.createAttachmentApplication(accessToken: accessToken, application: application, attachment: data, completion: completion)
+        } else {
+            ApplicationHandler.createNormalApplication(accessToken: accessToken, application: application, completion: completion)
+        }
     }
-
-    /// Delegates the accepting of an applicant's applications to ApplicationHandler.
-    ///
-    /// - Parameters:
-    ///   - accessToken: The user's access token for authentication.
-    ///   - completion: A closure that receives a `Result` with a `APIResponse` or an `APIError`.
-    static func acceptApplication(accessToken: String, message: String?, application: Application, completion: @escaping (Result<APIResponse, APIError>) -> Void) {
-        ApplicationHandler.acceptApplication(accessToken: accessToken, message: message, application: application, completion: completion)
-    }
-
+
     /// Delegates the rejecting of an applicant's applications to ApplicationHandler.
     ///
     /// - Parameters:

diff --git a/mobile/Networking/ApplicationHandler.swift b/mobile/Networking/ApplicationHandler.swift
@@ -43,7 +43,7 @@ class ApplicationHandler {
         RequestHandler.performRequest(url: url, httpMethod: HTTPMethod.GET, accessToken: accessToken, responseType: ApplicationsResponse.self, completion: completion)
     }
 
-    static func createApplication(accessToken: String, application: Application, completion: @escaping (Result<APIResponse, APIError>) -> Void) {
+    static func createNormalApplication(accessToken: String, application: Application, completion: @escaping (Result<APIResponse, APIError>) -> Void) {
         print("Started creating application with: \naccess_token: \(accessToken)")
         guard let urlComponents = URLComponents(string: Routes.ROOT_URL + Routes.JOBS_PATH + "/\(application.jobId)" + Routes.APPLICATIONS_PATH) else {
             completion(.failure(APIError.invalidURL))
@@ -103,6 +103,98 @@ class ApplicationHandler {
         }
     }
 
+    static func createAttachmentApplication(accessToken: String, application: Application, attachment: Data, completion: @escaping (Result<APIResponse, APIError>) -> Void) {
+        print("Started creating application with: \naccess_token: \(accessToken)\njobId: \(application.jobId)\nuserId: \(application.userId)")
+
+        // Create a unique boundary string
+//        let boundary = "Boundary-\(UUID().uuidString)"
+
+        // Create the URLRequest
+        guard let urlComponents = URLComponents(string: Routes.ROOT_URL + Routes.JOBS_PATH + "/\(application.jobId)" + Routes.APPLICATIONS_PATH) else {
+            completion(.failure(APIError.invalidURL))
+            return
+        }
+
+        guard let url = urlComponents.url else {
+            completion(.failure(APIError.invalidURL))
+            return
+        }
+
+
+        var request = URLRequest(url: url)
+        request.httpMethod = "POST"
+
+        let boundary = UUID().uuidString
+        request.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
+        request.setValue(accessToken, forHTTPHeaderField: "access_token")
+
+        var body = Data()
+        body.append("--\(boundary)\r\n".data(using: .utf8)!)
+        body.append("Content-Disposition: form-data; name=\"application_text\"\r\n\r\n".data(using: .utf8)!)
+        body.append("\(application.applicationText)\r\n".data(using: .utf8)!)
+
+        body.append("--\(boundary)\r\n".data(using: .utf8)!)
+        body.append("Content-Disposition: form-data; name=\"application_attachment\"; filename=\"\(application.jobId)_\(application.userId)_cv.pdf\"\r\n".data(using: .utf8)!)
+        body.append("Content-Type: application/pdf\r\n\r\n".data(using: .utf8)!)
+
+        // Append the file data here
+        body.append(attachment)
+
+        body.append("\r\n".data(using: .utf8)!)
+        body.append("--\(boundary)--\r\n".data(using: .utf8)!)
+
+        request.httpBody = body
+
+        URLSession.shared.dataTask(with: request) { (data, response, error) in
+            if let error = error {
+                print("Error fetching data: \(error)")
+                completion(.failure(APIError.networkError(error)))
+                return
+            }
+
+            if let httpResponse = response as? HTTPURLResponse {
+                let statusCode = httpResponse.statusCode
+                print("HTTP Response Code: \(statusCode)")
+                print("HTTP Response: \(response.debugDescription)")
+
+                RequestHandler.handleApiErrorsNew(data: data, statusCode: statusCode, completion: completion)
+                switch statusCode {
+                case 204:
+                    completion(.failure(APIError.noContent(String(describing: ImageResponse.self))))
+                case 200:
+                    if let data = data {
+                        do {
+                            if let responseString = String(data: data, encoding: .utf8) {
+                                print("Data as String: \(responseString)")
+                            } else {
+                                print("Failed to convert data to string")
+                            }
+                            let responseData = try JSONDecoder().decode(APIResponse.self, from: data)
+                            completion(.success(responseData))
+                        } catch {
+                            print("JSON Error: \(error)")
+                            completion(.failure(APIError.jsonParsingError(error)))
+                        }
+                    } else {
+                        completion(.failure(APIError.unknownError))
+                    }
+                default:
+                    if let data = data {
+                        do {
+                            let json = try JSONSerialization.jsonObject(with: data, options: [])
+                            print("Error JSON = \(json)")
+                        } catch {
+                            completion(.failure(APIError.jsonParsingError(error)))
+                        }
+                    } else {
+                        completion(.failure(APIError.unknownError))
+                    }
+                }
+            }
+        }.resume()
+    }
+
+
     static func rejectApplication(accessToken: String, message: String?, application: Application, completion: @escaping (Result<APIResponse, APIError>) -> Void) {
         print("Started rejecting application with: \naccess_token: \(accessToken)\njobId: \(application.jobId)\nuserId: \(application.userId)")
         guard let urlComponents = URLComponents(string: Routes.ROOT_URL + Routes.JOBS_PATH + "/\(application.jobId)" + Routes.APPLICATIONS_PATH + "/\(application.userId)" + Routes.REJECT_PATH) else {