Error

Missing URL.

Back

`, \"Error\");\n }\n\n try { new URL(targetUrl); } catch {\n if (ct.includes(\"application/json\")) {\n return Response.json({ error: \"Invalid URL\" }, { status: 400 });\n }\n return html(`

Error

Invalid URL.

Back

`, \"Error\");\n }\n\n try {\n const { code, expires_at } = await createShortLink(targetUrl);\n const shortUrl = `${base}/${code}`;\n\n if (ct.includes(\"application/json\")) {\n return Response.json({ short_url: shortUrl, code, expires_at }, { status: 201 });\n }\n\n const exp = new Date(expires_at).toUTCString();\n return html(`\n

Ephemeral Links

Short links that self-destruct in 48 hours.

Link Created

\n${escapeHtml(shortUrl)}\n

expires ${exp}

← Create another

`);\n } catch (e) {\n if (ct.includes(\"application/json\")) {\n return Response.json({ error: (e as Error).message }, { status: 500 });\n }\n return html(`

Error

Something went wrong.

Back

`, \"Error\");\n }\n }\n\n // GET / — landing page\n if (req.method === \"GET\" && path === \"/\") {\n return html(`\n

Ephemeral Links

Short links that self-destruct in 48 hours.

\n\n

Create a Link

\n\n

API

\n\n

\nPOST\n/\n

Create an expiring short link. Send JSON with a url field.

curl -X POST ${base}/ \\\\\n  -H \"Content-Type: application/json\" \\\\\n  -d '{\"url\": \"https://example.com\"}'\n\n{\n  \"short_url\": \"${base}/aBc123\",\n  \"code\": \"aBc123\",\n  \"expires_at\": \"2025-01-03T12:00:00.000Z\"\n}

\n\n

\nGET\n/:code\n

Redirect to the original URL. Returns 404 if expired or unknown.

curl -L ${base}/aBc123

\n\n`);\n }\n\n // GET /:code — redirect\n if (req.method === \"GET\" && path.length > 1) {\n const code = path.slice(1);\n const target = await resolveCode(code);\n\n if (!target) {\n return html(`\n

Expired

This link has expired or doesn't exist.

Create a new one →

`, \"Expired\");\n }\n\n return new Response(null, { status: 302, headers: { Location: target } });\n }\n\n return Response.json({ error: \"Not found\" }, { status: 404 });\n}\n","deleted","label","to6r",[100],"permalink","https://www.val.town/x/colel/ephemeral-links/code/main.ts","extension","actionData","errors"]