import { z } from "zod";
import { validate } from "#server/utils/validation";
import { createArticle, ArticleStatuses } from "../../service/article";
import { requireUser, delCache } from "#server/utils/context";

const createSchema = z.object({
  title: z.string().min(1, "标题不能为空").max(255, "标题不能超过 255 字"),
  content: z.string().min(1, "内容不能为空"),
  summary: z.string().max(500, "摘要不能超过 500 字").nullable().optional(),
  cover: z.string().max(500).nullable().optional(),
  status: z.enum(ArticleStatuses).optional(),
  cardIds: z
    .array(
      z.object({
        cardId: z.number().int().positive("无效的卡片 ID"),
        sortOrder: z.number().int().optional(),
      }),
    )
    .nullable()
    .optional(),
});

export default defineWrappedResponseHandler(async (event) => {
  await requireUser(event);
  const body = await readBody(event);
  const data = validate(createSchema, body);

  const article = await createArticle(data);

  // Clear card caches so detail views reflect new article association
  if (article.cards.length > 0) {
    await Promise.all(article.cards.map((c) => delCache(`card:${c.id}`)));
  }

  return R.success(article);
});