Migrate crates badge to v2

endpoints/crates.ts

@@ -0,0 +1,55 @@
+import got from '../libs/got'
+import { millify, version, versionColor } from '../libs/utils'
+import {
+  badgenServe,
+  BadgenServeMeta as Meta,
+  BadgenServeHandlers as Handlers,
+  BadgenServeHandlerArgs as Args
+} from '../libs/badgen-serve'
+
+export const meta: Meta = {
+  title: 'Rust Crates',
+  examples: {
+    '/crates/v/regex': 'version',
+    '/crates/d/regex': 'downloads',
+    '/crates/dl/regex': 'downloads (latest version)',
+  }
+}
+
+export const handlers: Handlers = {
+  '/crates/:topic/:name': handler
+}
+
+export default badgenServe(handlers)
+
+async function handler ({topic, pkg}: Args) {
+  const endpoint = `https://crates.io/api/v1/crates/${pkg}`
+  const { crate } = await got(endpoint).then(res => res.body)
+
+  switch (topic) {
+    case 'v':
+      return {
+        subject: 'crates.io',
+        status: version(crate.max_version),
+        color: versionColor(crate.max_version)
+      }
+    case 'd':
+      return {
+        subject: 'downloads',
+        status: millify(crate.downloads),
+        color: 'green'
+      }
+    case 'dl':
+      return {
+        subject: 'downloads',
+        status: millify(crate.recent_downloads) + ' latest version',
+        color: 'green'
+      }
+    default:
+      return {
+        subject: 'crates',
+        status: 'unknown topic',
+        color: 'grey'
+      }
+  }
+}

libs/examples.ts

@@ -12,6 +12,7 @@ const liveBadgeExampleList = [
   'david',
   'packagephobia',
   'bundlephobia',
+  'crates',
   'amo',
   'apm',
   'homebrew',