增加对 ServerSide 登录模式的支持 (#102)

* feat: login with serverside

* test: login with serverside

* feat: login with serverside(iOS)

Author: KangYee

android/src/main/java/io/github/v7lin/tencent_kit/TencentKitPlugin.java

@@ -160,6 +160,8 @@ public void onMethodCall(@NonNull MethodCall call, @NonNull Result result) {
             result.success(tencent != null && isAppInstalled(applicationContext, "com.tencent.tim"));
         } else if ("login".equals(call.method)) {
             login(call, result);
+        } else if ("loginServerSide".equals(call.method)) {
+            loginServerSide(call, result);
         } else if ("logout".equals(call.method)) {
             logout(call, result);
         } else if ("shareMood".equals(call.method)) {
@@ -185,6 +187,14 @@ private void login(@NonNull MethodCall call, @NonNull Result result) {
         result.success(null);
     }
 
+    private void loginServerSide(@NonNull MethodCall call, @NonNull Result result) {
+        final String scope = call.argument("scope");
+        if (tencent != null) {
+            tencent.loginServerSide(activityPluginBinding.getActivity(), scope, loginListener);
+        }
+        result.success(null);
+    }
+
     private IUiListener loginListener = new IUiListener() {
         @Override
         public void onComplete(Object o) {

example/lib/main.dart

@@ -107,6 +107,14 @@ class _HomeState extends State<Home> {
               );
             },
           ),
+          ListTile(
+            title: Text('登录(Server-Side)'),
+            onTap: () {
+              TencentKitPlatform.instance.loginServerSide(
+                scope: <String>[TencentScope.kGetUserInfo],
+              );
+            },
+          ),
           ListTile(
             title: Text('获取用户信息'),
             onTap: () async {

ios/Classes/TencentKitPlugin.m

@@ -67,6 +67,8 @@ - (void)handleMethodCall:(FlutterMethodCall *)call
         result([NSNumber numberWithBool:[TencentOAuth iphoneTIMInstalled]]);
     } else if ([@"login" isEqualToString:call.method]) {
         [self login:call result:result];
+    } else if ([@"loginServerSide" isEqualToString:call.method]) {
+        [self loginServerSide:call result:result];
     } else if ([@"logout" isEqualToString:call.method]) {
         [self logout:call result:result];
     } else if ([@"shareMood" isEqualToString:call.method]) {
@@ -88,6 +90,17 @@ - (void)login:(FlutterMethodCall *)call result:(FlutterResult)result {
     if (_oauth != nil) {
         NSString *scope = call.arguments[@"scope"];
         NSArray *permissions = [scope componentsSeparatedByString:@","];
+        _oauth.authMode = kAuthModeClientSideToken;
+        [_oauth authorize:permissions];
+    }
+    result(nil);
+}
+
+- (void)loginServerSide:(FlutterMethodCall *)call result:(FlutterResult)result {
+    if (_oauth != nil) {
+        NSString *scope = call.arguments[@"scope"];
+        NSArray *permissions = [scope componentsSeparatedByString:@","];
+        _oauth.authMode = kAuthModeServerSideCode;
         [_oauth authorize:permissions];
     }
     result(nil);
@@ -278,6 +291,11 @@ - (void)tencentDidLogin {
     if (_oauth.accessToken != nil && _oauth.accessToken.length > 0) {
         NSString *openId = _oauth.openId;
         NSString *accessToken = _oauth.accessToken;
+        if (_oauth.authMode == kAuthModeServerSideCode) {
+            // 将 code 的值赋给 accessToken, 避免字段功能混淆
+            // 同时官方文档也有说明通过此接口获取的 code 实际上就是 accessToken
+            accessToken = [_oauth getServerSideCode];
+        }
         long long expiresIn =
             ceil(_oauth.expirationDate.timeIntervalSinceNow); // 向上取整
         long long createAt = [[NSDate date] timeIntervalSince1970] * 1000.0;

lib/src/tencent_kit_method_channel.dart

@@ -83,6 +83,18 @@ class MethodChannelTencentKit extends TencentKitPlatform {
     );
   }
 
+  @override
+  Future<void> loginServerSide({
+    required List<String> scope,
+  }) {
+    return methodChannel.invokeMethod<void>(
+      'loginServerSide',
+      <String, dynamic>{
+        'scope': scope.join(','),
+      },
+    );
+  }
+
   @override
   Future<void> logout() {
     return methodChannel.invokeMethod<void>('logout');

lib/src/tencent_kit_platform_interface.dart

@@ -65,6 +65,14 @@ abstract class TencentKitPlatform extends PlatformInterface {
         'login({required scope}) has not been implemented.');
   }
 
+  /// 登录（Server-Side）
+  Future<void> loginServerSide({
+    required List<String> scope,
+  }) {
+    throw UnimplementedError(
+        'loginServerSide({required scope}) has not been implemented.');
+  }
+
   /// 登出
   Future<void> logout() {
     throw UnimplementedError('logout() has not been implemented.');

test/tencent_kit_test.dart

@@ -46,6 +46,13 @@ class MockTencentKitPlatform
     throw UnimplementedError();
   }
 
+  @override
+  Future<void> loginServerSide({
+    required List<String> scope,
+  }) {
+    throw UnimplementedError();
+  }
+
   @override
   Future<void> logout() {
     throw UnimplementedError();