103 lines
3.3 KiB
Dart
103 lines
3.3 KiB
Dart
// Copyright (C) 2022 WYATT GROUP
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// Please see the AUTHORS file for details.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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import 'dart:convert';
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import 'package:http/http.dart';
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import 'package:wyatt_http_client/src/models/unfreezed_request.dart';
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import 'package:wyatt_http_client/src/utils/convert.dart';
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import 'package:wyatt_http_client/src/utils/request_utils.dart';
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/// {@template middleware_request}
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/// A class that represents a middleware request.
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/// {@endtemplate}
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class MiddlewareRequest {
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/// {@macro middleware_request}
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MiddlewareRequest({
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required this.unfreezedRequest,
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}) : _httpRequest = Request(unfreezedRequest.method, unfreezedRequest.url);
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/// The unfreezed request.
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UnfreezedRequest unfreezedRequest;
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Request _httpRequest;
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/// The http request. (Read-only)
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Request get request => _httpRequest;
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/// The request method (proxy, read-only).
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String get method => _httpRequest.method;
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/// The request url (proxy, read-only).
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Uri get url => _httpRequest.url;
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/// The request headers (proxy, read-only).
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Map<String, String> get headers => _httpRequest.headers;
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/// The request body (proxy, read-only).
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Encoding get encoding => _httpRequest.encoding;
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/// The request body (proxy, read-only).
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String get encodedBody => _httpRequest.body;
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/// The request body (proxy, read-only).
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Object? get body => unfreezedRequest.body;
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/// Copies this request and returns a new request with the given
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/// [unfreezedRequest].
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MiddlewareRequest copyWith({
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UnfreezedRequest? unfreezedRequest,
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}) =>
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MiddlewareRequest(
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unfreezedRequest: unfreezedRequest ?? this.unfreezedRequest,
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);
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/// Modifies the request with the given [unfreezedRequest].
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void modifyRequest(UnfreezedRequest unfreezedRequest) {
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String? body;
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if (unfreezedRequest.body != null) {
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var body = unfreezedRequest.body;
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if (body is String) {
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body = body;
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} else if (body is List) {
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body = String.fromCharCodes(body.cast<int>());
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} else if (body is Map) {
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body = Convert.mapToQuery(body.cast<String, String>());
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}
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}
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_httpRequest = RequestUtils.copyRequestWith(
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_httpRequest,
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method: unfreezedRequest.method,
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url: unfreezedRequest.url,
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headers: unfreezedRequest.headers,
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body: body,
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) as Request;
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if (unfreezedRequest.encoding != null) {
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_httpRequest.encoding = unfreezedRequest.encoding!;
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}
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this.unfreezedRequest = unfreezedRequest;
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}
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/// Applies the changes made to the request by modifying it with the
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/// [unfreezedRequest].
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void apply() {
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modifyRequest(unfreezedRequest);
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}
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@override
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String toString() => 'MiddlewareRequest(unfreezedRequest: $unfreezedRequest)';
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}
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