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Create a reduced REST API with Upstash and Nextjs App Router and optional catch-all segments
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| // /app/api/upstash/[[...slug]].ts | |
| import { Redis } from "@upstash/redis"; | |
| const redis = Redis.fromEnv(); | |
| type Params = { slug: string | string[] | undefined }; | |
| function createKey(slug: Params["slug"]) { | |
| return slug ? [...(Array.isArray(slug) ? slug : [slug])].join(":") : "_root"; | |
| } | |
| export async function GET(_: Request, { params }: { params: Params }) { | |
| const key = createKey(params.slug); | |
| const state = await redis.json.get(key); | |
| return new Response(JSON.stringify(state), { | |
| status: 200, | |
| headers: { "Content-Type": "application/json" }, | |
| }); | |
| } | |
| export async function POST(request: Request, { params }: { params: Params }) { | |
| const json = await request.json(); | |
| const key = createKey(params.slug); | |
| await redis.json.set(key, "$", JSON.stringify(json)); | |
| return new Response("Created", { status: 201 }); | |
| } | |
| export async function PUT(request: Request, { params }: { params: Params }) { | |
| const { name, value } = await request.json(); | |
| const key = createKey(params.slug); | |
| try { | |
| await redis.json.set(key, `$.${name}`, JSON.stringify(value)); | |
| } catch { | |
| // UpstashError: ERR new objects must be created at the root | |
| await redis.json.set(key, "$", { [name]: JSON.stringify(value) }); | |
| } | |
| return new Response("Updated", { status: 201 }); | |
| } | |
| export async function DELETE(request: Request, { params }: { params: Params }) { | |
| const key = createKey(params.slug); | |
| await redis.del(key); | |
| return new Response("Deleted", { status: 200 }); | |
| } |
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