Current state

src/app/api/conversations/[id]/read/route.ts

@@ -0,0 +1,33 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function POST(
+  _request: NextRequest,
+  { params }: { params: Promise<{ id: string }> },
+) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+
+    await query(
+      `UPDATE conversation_participants
+       SET last_read_at = NOW()
+       WHERE conversation_id = $1 AND user_id = $2`,
+      [id, user.id],
+    )
+
+    await query(
+      `UPDATE notifications SET is_read = TRUE
+       WHERE user_id = $1 AND context_type = 'conversation' AND context_id = $2 AND is_read = FALSE`,
+      [user.id, id],
+    )
+
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Mark read error:", error)
+    return NextResponse.json({ error: "Failed to mark as read" }, { status: 500 })
+  }
+}