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import { NextResponse } from "next/server";
import { ok, created, withErrorHandling, parseJsonBody } from "@/lib/api/response";
import { createPostSchema, listPostsQuerySchema } from "@/lib/validation/post";
import { createPost, listPosts } from "@/lib/posts/repository";
/**
* GET /api/posts —— 文章列表
*
* 查询参数:
* - limit 1–100,默认 20
* - offset 默认 0
* - tag 按标签过滤
* - status draft | published(不传则只返回已发布)
* - includeDrafts true 时包含草稿(内部/管理用途)
*
* 响应:{ data: PostMeta[], meta: { total, limit, offset, hasMore } }
*/
export const GET = withErrorHandling(async (request: Request) => {
const { searchParams } = new URL(request.url);
// 校验查询参数:非法值直接返回 400 + 字段级错误
const query = listPostsQuerySchema.parse(
Object.fromEntries(searchParams.entries()),
);
const result = await listPosts({
limit: query.limit,
offset: query.offset,
tag: query.tag,
includeDrafts: query.includeDrafts,
status: query.status,
});
return ok(result.items, {
total: result.total,
limit: result.limit,
offset: result.offset,
hasMore: result.hasMore,
});
});
/**
* POST /api/posts —— 新建文章
*
* 请求体(JSON):
* - slug 必填,^[a-z0-9]+(-[a-z0-9]+)*$
* - title 必填
* - summary 必填
* - content 必填(Markdown / MDX 源码)
* - tags 可选,字符串数组
* - status draft | published,默认 draft
* - publishedAt 可选,ISO 日期;status=published 时缺省为当前时间
* - cover 可选
* - description 可选,覆盖 SEO 描述
*
* 响应:201 { data: Post }
*/
export const POST = withErrorHandling(async (request: Request) => {
const body = await parseJsonBody(request);
const input = createPostSchema.parse(body);
// slug 唯一性在应用层先查一次,给出友好的字段级报错;
// 数据库唯一索引仍作为最终防线(并发下可能拦截,返回 409)
const post = await createPost(input);
return created(post);
});
/** 其他方法统一返回 405 */
export function OPTIONS() {
return new NextResponse(null, {
status: 204,
headers: {
Allow: "GET, POST, OPTIONS",
},
});
}