Nextcloud login flow v2, Network code rewrite

2023-09-20 13:25:25 +02:00
parent 0f16b164d6
commit 26dd5c34ff
16 changed files with 504 additions and 364 deletions
--- a/Client/Network/NetworkHandler.swift
+++ b/Client/Network/NetworkHandler.swift
@@ -0,0 +1,79 @@
+//
+//  NetworkHandler.swift
+//  Nextcloud Cookbook iOS Client
+//
+//  Created by Vincent Meilinger on 13.09.23.
+//
+
+import Foundation
+
+
+
+struct NetworkHandler {
+    static func sendHTTPRequest(
+        _ requestWrapper: RequestWrapper,
+        hostPath: String,
+        authString: String?
+    ) async throws -> (Data?, NetworkError?) {
+        print("Sending \(requestWrapper.getMethod()) request (path: \(requestWrapper.getPath())) ...")
+        
+        // Prepare URL
+        let urlString = hostPath + requestWrapper.getPath()
+        let urlStringSanitized = urlString.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed)
+        let url = URL(string: urlStringSanitized!)!
+        
+        // Create URL request
+        var request = URLRequest(url: url)
+        
+        // Set URL method
+        request.httpMethod = requestWrapper.getMethod()
+        
+        // Set authentication string, if needed
+        if let authString = authString {
+            request.setValue(
+                "Basic \(authString)",
+                forHTTPHeaderField: "Authorization"
+            )
+        }
+        
+        // Set other header fields
+        for headerField in requestWrapper.getHeaderFields() {
+            request.setValue(
+                headerField.getValue(),
+                forHTTPHeaderField: headerField.getField()
+            )
+        }
+        
+        // Set http body
+        if let body = requestWrapper.getBody() {
+            request.httpBody = body
+        }
+        
+        print("Request:\nMethod: \(request.httpMethod)\nHeaders: \(request.allHTTPHeaderFields)\nBody: \(request.httpBody)")
+        
+        // Wait for and return data and (decoded) response
+        var data: Data? = nil
+        var response: URLResponse? = nil
+        do {
+            (data, response) = try await URLSession.shared.data(for: request)
+            print("Response: ", response)
+            return (data, nil)
+        } catch {
+            return (nil, decodeURLResponse(response: response as? HTTPURLResponse))
+        }
+    }
+    
+    private static func decodeURLResponse(response: HTTPURLResponse?) -> NetworkError? {
+        guard let response = response else {
+            return NetworkError.unknownError
+        }
+        switch response.statusCode {
+            case 200...299: return (nil)
+            case 300...399: return (NetworkError.redirectionError)
+            case 400...499: return (NetworkError.clientError)
+            case 500...599: return (NetworkError.serverError)
+            case 600: return (NetworkError.invalidRequest)
+            default: return (NetworkError.unknownError)
+        }
+    }
+}