http 初始化

lib/http/api.dart

@@ -0,0 +1,7 @@
+class Api {
+  // 推荐视频
+  static const String recommendList = '/x/web-interface/index/top/feed/rcmd';
+  // 视频详情
+  // 竖屏 https://api.bilibili.com/x/web-interface/view?aid=527403921
+  static const String videoDetail = '/x/web-interface/view';
+}

lib/http/constants.dart

@@ -0,0 +1,4 @@
+class HttpString {
+  static const String baseUrl = 'https://www.bilibili.com';
+  static const String baseApiUrl = 'https://api.bilibili.com';
+}

lib/http/init.dart

@@ -0,0 +1,181 @@
+// ignore_for_file: avoid_print
+import 'dart:developer';
+import 'dart:io';
+import 'dart:async';
+import 'package:dio/dio.dart';
+import 'package:cookie_jar/cookie_jar.dart';
+import 'package:pilipala/utils/utils.dart';
+import 'package:pilipala/http/constants.dart';
+import 'package:pilipala/http/interceptor.dart';
+import 'package:dio_http2_adapter/dio_http2_adapter.dart';
+import 'package:dio_cookie_manager/dio_cookie_manager.dart';
+
+class Request {
+  static final Request _instance = Request._internal();
+
+  factory Request() => _instance;
+
+  static Dio dio = Dio()
+    ..httpClientAdapter = Http2Adapter(
+      ConnectionManager(
+        idleTimeout: const Duration(milliseconds: 10000),
+        // Ignore bad certificate
+        onClientCreate: (_, config) => config.onBadCertificate = (_) => true,
+      ),
+    );
+
+  /// 设置cookie
+  static setCookie() async {
+    var cookiePath = await Utils.getCookiePath();
+    var cookieJar = PersistCookieJar(
+      ignoreExpires: true,
+      storage: FileStorage(cookiePath),
+    );
+
+    dio.interceptors.add(CookieManager(cookieJar));
+
+    var cookie = await CookieManager(cookieJar)
+        .cookieJar
+        .loadForRequest(Uri.parse(HttpString.baseUrl));
+    if (cookie.isEmpty) {
+      try {
+        await Request().get(HttpString.baseUrl);
+      } catch (e) {
+        log("setCookie, ${e.toString()}");
+      }
+    }
+  }
+
+  /*
+   * config it and create
+   */
+  Request._internal() {
+    //BaseOptions、Options、RequestOptions 都可以配置参数，优先级别依次递增，且可以根据优先级别覆盖参数
+    BaseOptions options = BaseOptions(
+      //请求基地址,可以包含子路径
+      baseUrl: HttpString.baseApiUrl,
+      //连接服务器超时时间，单位是毫秒.
+      connectTimeout: const Duration(milliseconds: 12000),
+      //响应流上前后两次接受到数据的间隔，单位为毫秒。
+      receiveTimeout: const Duration(milliseconds: 12000),
+      //Http请求头.
+      // headers: {
+      //   'cookie': '',
+      // },
+    );
+
+    dio.options = options;
+
+    //添加拦截器
+    dio.interceptors
+      ..add(ApiInterceptor())
+      // 日志拦截器 输出请求、响应内容
+      ..add(LogInterceptor(
+        request: false,
+        requestHeader: false,
+        responseHeader: false,
+      ));
+    dio.transformer = BackgroundTransformer();
+    dio.options.validateStatus = (status) {
+      return status! >= 200 && status < 300 || status == 304 || status == 302;
+    };
+  }
+
+  /*
+   * get请求
+   */
+  get(url, {data, cacheOptions, options, cancelToken, extra}) async {
+    Response response;
+    Options options;
+    String ua = 'pc';
+    ResponseType resType = ResponseType.json;
+    if (extra != null) {
+      ua = extra!['ua'] ?? 'pc';
+      resType = extra!['resType'] ?? ResponseType.json;
+    }
+    if (cacheOptions != null) {
+      cacheOptions.headers = {'user-agent': headerUa(ua)};
+      options = cacheOptions;
+    } else {
+      options = Options();
+      options.headers = {'user-agent': headerUa(ua)};
+      options.responseType = resType;
+    }
+    try {
+      response = await dio.get(
+        url,
+        queryParameters: data,
+        options: options,
+        cancelToken: cancelToken,
+      );
+      return response;
+    } on DioError catch (e) {
+      print('get error: $e');
+      return Future.error(ApiInterceptor.dioError(e));
+    }
+  }
+
+  /*
+   * post请求
+   */
+  post(url, {data, options, cancelToken, extra}) async {
+    print('post-data: $data');
+    Response response;
+    try {
+      response = await dio.post(
+        url,
+        data: data,
+        options: options,
+        cancelToken: cancelToken,
+      );
+      print('post success: ${response.data}');
+      return response;
+    } on DioError catch (e) {
+      print('post error: $e');
+      return Future.error(ApiInterceptor.dioError(e));
+    }
+  }
+
+  /*
+   * 下载文件
+   */
+  downloadFile(urlPath, savePath) async {
+    Response response;
+    try {
+      response = await dio.download(urlPath, savePath,
+          onReceiveProgress: (int count, int total) {
+        //进度
+        // print("$count $total");
+      });
+      print('downloadFile success: ${response.data}');
+
+      return response.data;
+    } on DioError catch (e) {
+      print('downloadFile error: $e');
+      return Future.error(ApiInterceptor.dioError(e));
+    }
+  }
+
+  /*
+   * 取消请求
+   *
+   * 同一个cancel token 可以用于多个请求，当一个cancel token取消时，所有使用该cancel token的请求都会被取消。
+   * 所以参数可选
+   */
+  void cancelRequests(CancelToken token) {
+    token.cancel("cancelled");
+  }
+
+  String headerUa(ua) {
+    String headerUa = '';
+    if (ua == 'mob') {
+      headerUa = Platform.isIOS
+          ? 'Mozilla/5.0 (iPhone; CPU iPhone OS 10_3_1 like Mac OS X) AppleWebKit/603.1.30 (KHTML, like Gecko) Version/10.0 Mobile/14E304 Safari/602.1'
+          : 'Mozilla/5.0 (Linux; Android 11; Pixel 5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.91 Mobile Safari/537.36';
+    } else {
+      headerUa =
+          'Mozilla/5.0 (MaciMozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36';
+    }
+    return headerUa;
+  }
+}

lib/http/interceptor.dart

@@ -0,0 +1,71 @@
+import 'package:dio/dio.dart';
+import 'package:connectivity_plus/connectivity_plus.dart';
+
+class ApiInterceptor extends Interceptor {
+  @override
+  void onRequest(RequestOptions options, RequestInterceptorHandler handler) {
+    // print("请求之前");
+    // 在请求之前添加头部或认证信息
+    // options.headers['Authorization'] = 'Bearer token';
+    // options.headers['Content-Type'] = 'application/json';
+    handler.next(options);
+  }
+
+  @override
+  void onResponse(Response response, ResponseInterceptorHandler handler) {
+    // print("响应之前");
+    handler.next(response);
+  }
+
+  @override
+  void onError(DioError err, ErrorInterceptorHandler handler) {
+    // 处理网络请求错误
+
+    handler.next(err);
+    super.onError(err, handler);
+  }
+
+  static Future dioError(DioError error) async {
+    switch (error.type) {
+      case DioErrorType.badCertificate:
+        return '证书有误！';
+      case DioErrorType.badResponse:
+        return '服务器异常，请稍后重试！';
+      case DioErrorType.cancel:
+        return "请求已被取消，请重新请求";
+      case DioErrorType.connectionError:
+        return '连接错误，请检查网络设置';
+      case DioErrorType.connectionTimeout:
+        return "网络连接超时，请检查网络设置";
+      case DioErrorType.receiveTimeout:
+        return "响应超时，请稍后重试！";
+      case DioErrorType.sendTimeout:
+        return "发送请求超时，请检查网络设置";
+      case DioErrorType.unknown:
+        var res = await checkConect();
+        return "$res 网络异常，请稍后重试！";
+      default:
+        return "Dio异常";
+    }
+  }
+
+  static Future<dynamic> checkConect() async {
+    final connectivityResult = await (Connectivity().checkConnectivity());
+    if (connectivityResult == ConnectivityResult.mobile) {
+      return 'connected with mobile network';
+    } else if (connectivityResult == ConnectivityResult.wifi) {
+      return 'connected with wifi network';
+    } else if (connectivityResult == ConnectivityResult.ethernet) {
+      // I am connected to a ethernet network.
+    } else if (connectivityResult == ConnectivityResult.vpn) {
+      // I am connected to a vpn network.
+      // Note for iOS and macOS:
+      // There is no separate network interface type for [vpn].
+      // It returns [other] on any device (also simulator)
+    } else if (connectivityResult == ConnectivityResult.other) {
+      // I am connected to a network which is not in the above mentioned networks.
+    } else if (connectivityResult == ConnectivityResult.none) {
+      return 'not connected to any network';
+    }
+  }
+}

lib/main.dart

@@ -1,11 +1,13 @@
 import 'package:get/get.dart';
 import 'package:flutter/material.dart';
 import 'package:dynamic_color/dynamic_color.dart';
+import 'package:pilipala/http/init.dart';
 import 'package:pilipala/router/app_pages.dart';
 import 'package:pilipala/pages/main/view.dart';
 
-void main() {
+void main() async {
   WidgetsFlutterBinding.ensureInitialized();
+  await Request.setCookie();
   runApp(const MyApp());
 }
 

lib/utils/utils.dart

@@ -0,0 +1,16 @@
+// 工具函数
+import 'dart:io';
+import 'package:path_provider/path_provider.dart';
+
+class Utils {
+  static Future<String> getCookiePath() async {
+    Directory tempDir = await getApplicationSupportDirectory();
+    String tempPath = "${tempDir.path}/.plpl/";
+    Directory dir = Directory(tempPath);
+    bool b = await dir.exists();
+    if (!b) {
+      dir.createSync(recursive: true);
+    }
+    return tempPath;
+  }
+}

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -5,11 +5,13 @@
 import FlutterMacOS
 import Foundation
 
+import connectivity_plus
 import dynamic_color
 import path_provider_foundation
 import sqflite
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
+  ConnectivityPlugin.register(with: registry.registrar(forPlugin: "ConnectivityPlugin"))
   DynamicColorPlugin.register(with: registry.registrar(forPlugin: "DynamicColorPlugin"))
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
   SqflitePlugin.register(with: registry.registrar(forPlugin: "SqflitePlugin"))

pubspec.lock

@@ -1,6 +1,14 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  args:
+    dependency: transitive
+    description:
+      name: args
+      sha256: "4cab82a83ffef80b262ddedf47a0a8e56ee6fbf7fe21e6e768b02792034dd440"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.4.0"
   async:
     dependency: transitive
     description:
@@ -65,6 +73,30 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.17.0"
+  connectivity_plus:
+    dependency: "direct main"
+    description:
+      name: connectivity_plus
+      sha256: d73575bb66216738db892f72ba67dc478bd3b5490fbbcf43644b57645eabc822
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.0.4"
+  connectivity_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: connectivity_plus_platform_interface
+      sha256: cf1d1c28f4416f8c654d7dc3cd638ec586076255d407cef3ddbdaf178272a71a
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.2.4"
+  cookie_jar:
+    dependency: "direct main"
+    description:
+      name: cookie_jar
+      sha256: d1cc6516a190ba667941f722b6365d202caff3dacb38de24268b8d6ff1ec8a1d
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.0.1"
   crypto:
     dependency: transitive
     description:
@@ -81,6 +113,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.0.5"
+  dbus:
+    dependency: transitive
+    description:
+      name: dbus
+      sha256: "6f07cba3f7b3448d42d015bfd3d53fe12e5b36da2423f23838efc1d5fb31a263"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.7.8"
   dio:
     dependency: "direct main"
     description:
@@ -89,6 +129,22 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "5.1.1"
+  dio_cookie_manager:
+    dependency: "direct main"
+    description:
+      name: dio_cookie_manager
+      sha256: b45f11c2fcbccf39c5952ab68910b3a155486c4fa730ceb4ce867c4943169ea1
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.1.4"
+  dio_http2_adapter:
+    dependency: "direct main"
+    description:
+      name: dio_http2_adapter
+      sha256: b06a02faaff972c4809c4ada7a2f71f6c74ce21f0feee79b357f2a9590c049d4
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.2.0"
   dynamic_color:
     dependency: "direct main"
     description:
@@ -155,6 +211,11 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_web_plugins:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
   get:
     dependency: "direct main"
     description:
@@ -171,6 +232,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "0.13.5"
+  http2:
+    dependency: transitive
+    description:
+      name: http2
+      sha256: "58805ebc6513eed3b98ee0a455a8357e61d187bf2e0fdc1e53120770f78de258"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.0.1"
   http_parser:
     dependency: transitive
     description:
@@ -219,6 +288,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.8.0"
+  nm:
+    dependency: transitive
+    description:
+      name: nm
+      sha256: "2c9aae4127bdc8993206464fcc063611e0e36e72018696cd9631023a31b24254"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.5.0"
   octo_image:
     dependency: transitive
     description:
@@ -291,6 +368,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.11.1"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      sha256: "49392a45ced973e8d94a85fdb21293fbb40ba805fc49f2965101ae748a3683b4"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "5.1.0"
   platform:
     dependency: transitive
     description:
@@ -440,6 +525,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.0.0"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      sha256: "979ee37d622dec6365e2efa4d906c37470995871fe9ae080d967e192d88286b5"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "6.2.2"
 sdks:
   dart: ">=2.19.6 <3.0.0"
   flutter: ">=3.4.0-17.0.pre"

pubspec.yaml

@@ -41,6 +41,10 @@ dependencies:
 
   # 网络
   dio: ^5.1.1
+  cookie_jar: ^3.0.0
+  dio_http2_adapter: ^2.2.0
+  dio_cookie_manager: ^2.1.4
+  connectivity_plus: ^3.0.4
 
   # 图片
   cached_network_image: ^3.2.3

windows/flutter/generated_plugin_registrant.cc

@@ -6,9 +6,12 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <connectivity_plus/connectivity_plus_windows_plugin.h>
 #include <dynamic_color/dynamic_color_plugin_c_api.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
+  ConnectivityPlusWindowsPluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("ConnectivityPlusWindowsPlugin"));
   DynamicColorPluginCApiRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("DynamicColorPluginCApi"));
 }

windows/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  connectivity_plus
   dynamic_color
 )