feat: 优化项目目录结构

2025-12-12 17:25:26 +08:00
parent ae627d0496
commit b89f83291e
235 changed files with 0 additions and 0 deletions
--- a/apps/backend/src/blog/blog.controller.ts
+++ b/apps/backend/src/blog/blog.controller.ts
@@ -0,0 +1,137 @@
+import {
+  BadRequestException,
+  Body,
+  Controller,
+  Get,
+  Param,
+  ParseUUIDPipe,
+  Post,
+  Query,
+  Req,
+  UseGuards,
+} from '@nestjs/common';
+import { BlogService } from './blog.service';
+import { OptionalAuthGuard } from 'src/auth/strategies/OptionalAuthGuard';
+import { UserService } from 'src/user/user.service';
+import { createBlogCommentDto } from './dto/create.blogcomment.dto';
+import { Throttle, ThrottlerGuard } from '@nestjs/throttler';
+import { BlogPermission } from './blog.permission.enum';
+
+@Controller('blog')
+export class BlogController {
+  constructor(
+    private readonly blogService: BlogService,
+    private readonly userService: UserService,
+  ) {}
+
+  @Get()
+  getBlogs() {
+    return this.blogService.list();
+  }
+
+  @Get(':id')
+  async getBlog(
+    @Param('id', new ParseUUIDPipe({ version: '4' })) id: string,
+    @Query('p') password?: string,
+  ) {
+    const blog = await this.blogService.findById(id);
+    if (!blog) throw new BadRequestException('文章不存在或无权限访问');
+
+    if (!blog.permissions.includes(BlogPermission.Public)) {
+      // 无公开权限，则进一步检查是否有密码保护
+      if (!blog.permissions.includes(BlogPermission.ByPassword)) {
+        throw new BadRequestException('文章不存在或无权限访问');
+      } else {
+        // 判断密码是否正确
+        if (
+          !password ||
+          this.blogService.hashPassword(password) !== blog.password_hash
+        ) {
+          throw new BadRequestException('文章不存在或无权限访问');
+        }
+      }
+    }
+
+    const blogDataRes = await fetch(`${blog.contentUrl}`);
+    const blogContent = await blogDataRes.text();
+
+    await this.blogService.incrementViewCount(id);
+    return {
+      id: blog.id,
+      title: blog.title,
+      createdAt: blog.createdAt,
+      content: blogContent,
+    };
+  }
+
+  @Get(':id/comments')
+  async getBlogComments(
+    @Param('id', new ParseUUIDPipe({ version: '4' })) id: string,
+  ) {
+    const blog = await this.blogService.findById(id);
+    if (!blog) throw new BadRequestException('文章不存在');
+
+    /** @todo 对文章可读性进行更详细的判定 */
+
+    if (
+      !blog.permissions.includes(BlogPermission.Public) &&
+      !blog.permissions.includes(BlogPermission.ByPassword)
+    ) {
+      throw new BadRequestException('文章不存在或未公开');
+    }
+
+    return await this.blogService.getComments(blog);
+  }
+
+  // 该接口允许匿名评论，但仍需验证userId合法性
+  @UseGuards(ThrottlerGuard, OptionalAuthGuard)
+  @Throttle({ default: { limit: 5, ttl: 60000 } })
+  @Post(':id/comment')
+  async createBlogComment(
+    @Param('id', new ParseUUIDPipe({ version: '4' })) id: string,
+    @Body() commentData: createBlogCommentDto,
+    @Req() req,
+  ) {
+    const { userId } = req.user || {};
+    const blog = await this.blogService.findById(id);
+    if (!blog) throw new BadRequestException('文章不存在');
+
+    if (!blog.permissions.includes(BlogPermission.AllowComments)) {
+      throw new BadRequestException('作者关闭了该文章的评论功能');
+    }
+
+    const user = userId ? await this.userService.findById(userId) : null;
+
+    const ip = req.headers['x-forwarded-for'] || req.ip;
+    // 获取IP归属地
+    let address = '未知';
+    if (!['::1'].includes(ip)) {
+      const addressRes = await (
+        await fetch(
+          `https://mesh.if.iqiyi.com/aid/ip/info?version=1.1.1&ip=${ip}`,
+        )
+      ).json();
+      if (addressRes?.code == 0) {
+        const country: string = addressRes?.data?.countryCN || '未知';
+        const province: string = addressRes?.data?.provinceCN || '中国';
+        if (country !== '中国') {
+          // 非中国，显示国家
+          address = country;
+        } else {
+          // 中国，显示省份
+          address = province;
+        }
+      }
+    }
+
+    const comment = {
+      ...commentData,
+      blog,
+      user,
+      ip,
+      address,
+    };
+
+    return await this.blogService.createComment(comment);
+  }
+}