port to deno

1 files changed, 104 insertions, 0 deletions

diff --git a/lib/mod.ts b/lib/mod.ts
new file mode 100644
index 0000000..67f10e6
--- /dev/null
+++ b/lib/mod.ts
@@ -0,0 +1,104 @@
+import { env } from "@hono/hono/adapter";
+import { logger } from "@hono/hono/logger";
+import { prettyJSON } from "@hono/hono/pretty-json";
+import { swaggerUI } from "@hono/swagger-ui";
+import { createRoute, OpenAPIHono } from "@hono/zod-openapi";
+import { VERSION } from "./consts.ts";
+import {
+	ListTeawiesParams,
+	ListTeawiesResponse,
+	RandomTeawiesResponse,
+} from "./schemas.ts";
+import { imageUrls } from "./teawie.ts";
+
+const app = new OpenAPIHono();
+
+app.use("*", logger());
+app.use("*", prettyJSON());
+
+app.get(
+	"/",
+	(c) => {
+		const { REDIRECT_ROOT } = env<{ REDIRECT_ROOT: string | undefined }>(c);
+
+		return c.redirect(
+			REDIRECT_ROOT ?? "https://github.com/getchoo/teawieAPI",
+		);
+	},
+);
+
+app.get("/swagger", swaggerUI({ url: "/doc" }));
+
+app.doc("/doc", {
+	openapi: "3.0.0",
+	info: {
+		version: VERSION,
+		title: "teawieAPI",
+	},
+});
+
+app.openapi(
+	createRoute({
+		method: "get",
+		path: "/list_teawies",
+		request: {
+			params: ListTeawiesParams,
+		},
+		responses: {
+			200: {
+				content: {
+					"application/json": {
+						schema: ListTeawiesResponse,
+					},
+				},
+				description: "List known Teawie URLS",
+			},
+		},
+	}),
+	async (c) => {
+		const { limit } = c.req.query();
+		const kv = await Deno.openKv();
+		const urls = await imageUrls(kv);
+
+		return c.json(
+			{
+				urls: urls.splice(0, parseInt(limit ?? "5")),
+			},
+			200,
+		);
+	},
+);
+
+app.openapi(
+	createRoute({
+		method: "get",
+		path: "/random_teawie",
+		responses: {
+			200: {
+				content: {
+					"application/json": {
+						schema: RandomTeawiesResponse,
+					},
+				},
+				description: "A random URL to a picture of Teawie",
+			},
+		},
+	}),
+	async (c) => {
+		const kv = await Deno.openKv();
+
+		return imageUrls(kv).then((urls) =>
+			c.json({
+				url: urls[Math.floor(Math.random() * urls.length)],
+			})
+		);
+	},
+);
+
+app.onError((error, c) => {
+	console.error(error);
+
+	return c.json({ error: error.message }, 500);
+});
+
+export default app;