实现博客评论

tone-page-server/src/auth/strategies/OptionalAuthGuard.ts

@@ -0,0 +1,22 @@
+import { CanActivate, ExecutionContext, Injectable } from "@nestjs/common";
+import { AuthGuard } from "@nestjs/passport";
+import { Observable, retry } from "rxjs";
+
+@Injectable()
+export class OptionalAuthGuard extends AuthGuard('jwt') implements CanActivate {
+    async canActivate(context: ExecutionContext): Promise<boolean> {
+        try {
+            await super.canActivate(context);
+            return true;
+        } catch (error) {
+            return true;// 如果验证失败，仍然允许访问
+        }
+    }
+
+    handleRequest<TUser = any>(err: any, user: any, info: any, context: ExecutionContext, status?: any): TUser {
+        if (err || !user) {
+            return null; // 如果没有用户信息，返回null
+        }
+        return user; // 如果有用户信息，返回用户对象
+    }
+}