feat: implement archiving functionality for counters and update related logic

app/api/counters/[id]/archive/route.ts

@@ -0,0 +1,14 @@
+import { NextResponse } from 'next/server';
+import db from '@/lib/db';
+
+export const dynamic = 'force-dynamic';
+
+type Params = { params: Promise<{ id: string }> };
+
+export async function POST(_req: Request, { params }: Params) {
+  const { id } = await params;
+  const existing = db.prepare('SELECT * FROM counters WHERE id = ?').get(Number(id));
+  if (!existing) return NextResponse.json({ error: 'Not found' }, { status: 404 });
+  const updated = db.prepare('UPDATE counters SET archived_at = ? WHERE id = ? RETURNING *').get(Date.now(), Number(id));
+  return NextResponse.json(updated);
+}

app/api/counters/[id]/decrement/route.ts

@@ -8,7 +8,7 @@ type Params = { params: Promise<{ id: string }> };
 export async function POST(_req: Request, { params }: Params) {
   const { id } = await params;
   const tx = db.transaction(() => {
-    const row = db.prepare('UPDATE counters SET value = value - 1 WHERE id = ? AND value > 0 RETURNING *').get(Number(id));
+    const row = db.prepare('UPDATE counters SET value = value - 1 WHERE id = ? AND value > 0 AND archived_at IS NULL RETURNING *').get(Number(id));
     if (row) db.prepare('INSERT INTO events (counter_id, delta, created_at) VALUES (?, -1, ?)').run(Number(id), Date.now());
     return row;
   });

app/api/counters/[id]/increment/route.ts

@@ -8,7 +8,7 @@ type Params = { params: Promise<{ id: string }> };
 export async function POST(_req: Request, { params }: Params) {
   const { id } = await params;
   const tx = db.transaction(() => {
-    const row = db.prepare('UPDATE counters SET value = value + 1 WHERE id = ? RETURNING *').get(Number(id));
+    const row = db.prepare('UPDATE counters SET value = value + 1 WHERE id = ? AND archived_at IS NULL RETURNING *').get(Number(id));
     if (row) db.prepare('INSERT INTO events (counter_id, delta, created_at) VALUES (?, 1, ?)').run(Number(id), Date.now());
     return row;
   });

app/api/counters/[id]/unarchive/route.ts

@@ -0,0 +1,14 @@
+import { NextResponse } from 'next/server';
+import db from '@/lib/db';
+
+export const dynamic = 'force-dynamic';
+
+type Params = { params: Promise<{ id: string }> };
+
+export async function POST(_req: Request, { params }: Params) {
+  const { id } = await params;
+  const existing = db.prepare('SELECT * FROM counters WHERE id = ?').get(Number(id));
+  if (!existing) return NextResponse.json({ error: 'Not found' }, { status: 404 });
+  const updated = db.prepare('UPDATE counters SET archived_at = NULL WHERE id = ? RETURNING *').get(Number(id));
+  return NextResponse.json(updated);
+}

app/api/counters/route.ts

@@ -3,8 +3,12 @@ import db from '@/lib/db';
 
 export const dynamic = 'force-dynamic';
 
-export async function GET() {
-  const counters = db.prepare('SELECT * FROM counters ORDER BY order_index ASC, id ASC').all();
+export async function GET(request: Request) {
+  const { searchParams } = new URL(request.url);
+  const archived = searchParams.get('archived') === 'true';
+  const counters = archived
+    ? db.prepare('SELECT * FROM counters WHERE archived_at IS NOT NULL ORDER BY archived_at DESC').all()
+    : db.prepare('SELECT * FROM counters WHERE archived_at IS NULL ORDER BY order_index ASC, id ASC').all();
   return NextResponse.json(counters);
 }