first commit

app/api/admin/posts/route.ts

@@ -0,0 +1,97 @@
+import { NextResponse } from 'next/server';
+import { revalidatePath } from 'next/cache';
+import { setSection, resetSection } from '@/lib/db/store';
+import {
+  POSTS_KEY,
+  loadPost,
+  loadPostOverrides,
+  isKnownSlug,
+} from '@/lib/content/posts-store';
+import type { PostContent } from '@/lib/content/posts';
+
+export const runtime = 'nodejs';
+
+const ACCENTS = ['electric', 'violet', 'magenta', 'emerald', 'cyan'];
+
+/** Minimal structural validation for an incoming PostContent payload. */
+function validPost(data: unknown): data is {
+  date: string;
+  accent: string;
+  en: { lead: string; blocks: unknown[] };
+  fa: { lead: string; blocks: unknown[] };
+} {
+  if (!data || typeof data !== 'object') return false;
+  const d = data as Record<string, unknown>;
+  if (typeof d.date !== 'string') return false;
+  if (typeof d.accent !== 'string' || !ACCENTS.includes(d.accent)) return false;
+  for (const loc of ['en', 'fa'] as const) {
+    const art = d[loc] as Record<string, unknown> | undefined;
+    if (!art || typeof art !== 'object') return false;
+    if (typeof art.lead !== 'string') return false;
+    if (!Array.isArray(art.blocks)) return false;
+  }
+  return true;
+}
+
+// GET ?slug=rag-eval-framework -> live (merged) article + override flag
+export async function GET(req: Request) {
+  const slug = new URL(req.url).searchParams.get('slug') ?? '';
+  if (!isKnownSlug(slug)) {
+    return NextResponse.json({ error: 'unknown post' }, { status: 400 });
+  }
+  return NextResponse.json({
+    slug,
+    post: loadPost(slug),
+    overridden: slug in loadPostOverrides(),
+  });
+}
+
+// POST { slug, data: PostContent } -> save the article override
+export async function POST(req: Request) {
+  let body: { slug?: string; data?: unknown };
+  try {
+    body = await req.json();
+  } catch {
+    return NextResponse.json({ error: 'bad json' }, { status: 400 });
+  }
+
+  const slug = body.slug ?? '';
+  if (!isKnownSlug(slug)) {
+    return NextResponse.json({ error: 'unknown post' }, { status: 400 });
+  }
+  if (!validPost(body.data)) {
+    return NextResponse.json(
+      { error: 'expected a { date, accent, en:{lead,blocks}, fa:{lead,blocks} } payload' },
+      { status: 400 },
+    );
+  }
+
+  const overrides = loadPostOverrides();
+  // validPost has confirmed the shape (incl. accent ∈ ACCENTS) above.
+  overrides[slug] = body.data as unknown as PostContent;
+  setSection(POSTS_KEY, overrides);
+
+  revalidatePath(`/blog/${slug}`);
+  revalidatePath('/', 'layout');
+  return NextResponse.json({ ok: true });
+}
+
+// DELETE ?slug=… -> revert one article to its in-code default
+export async function DELETE(req: Request) {
+  const slug = new URL(req.url).searchParams.get('slug') ?? '';
+  if (!isKnownSlug(slug)) {
+    return NextResponse.json({ error: 'unknown post' }, { status: 400 });
+  }
+
+  const overrides = loadPostOverrides();
+  delete overrides[slug];
+  if (Object.keys(overrides).length === 0) {
+    resetSection(POSTS_KEY);
+  } else {
+    setSection(POSTS_KEY, overrides);
+  }
+
+  revalidatePath(`/blog/${slug}`);
+  revalidatePath('/', 'layout');
+  return NextResponse.json({ ok: true });
+}