feat(JSR): add JSR presence

websites/J/JSR/metadata.json

@@ -0,0 +1,22 @@
+{
+  "$schema": "https://schemas.premid.app/metadata/1.13",
+  "apiVersion": 1,
+  "author": {
+    "id": "357461892526243840",
+    "name": "litomore"
+  },
+  "service": "JSR",
+  "description": {
+    "en": "The open-source package registry for modern JavaScript and TypeScript."
+  },
+  "url": "jsr.io",
+  "version": "1.0.0",
+  "logo": "https://avatars.githubusercontent.com/u/158506965?s=500&v=4&.png",
+  "thumbnail": "https://avatars.githubusercontent.com/u/158506965?s=500&v=4&.png",
+  "color": "#000000",
+  "category": "other",
+  "tags": [
+    "programming",
+    "registry"
+  ]
+}

websites/J/JSR/presence.ts

@@ -0,0 +1,79 @@
+const presence = new Presence({
+  clientId: '1341778656762134538',
+})
+
+enum ActivityAssets { // Other default assets can be found at index.d.ts
+  Logo = 'https://avatars.githubusercontent.com/u/158506965?s=500&v=4',
+}
+
+presence.on('UpdateData', async () => {
+  const presenceData: PresenceData = {
+    largeImageKey: ActivityAssets.Logo,
+  }
+
+  presenceData.details = 'Exploring JSR'
+
+  if (document.location.pathname === '/') {
+    presenceData.details = 'Viewing the homepage'
+  }
+
+  const args = document.location.pathname.split('/')
+
+  if (args[1] === 'docs') {
+    presenceData.details = 'Viewing JSR documentation'
+    presenceData.state = document.title
+  }
+  else if (args[1]?.startsWith('@')) {
+    if (args[2] === undefined) {
+      presenceData.details = 'Viewing scope'
+      presenceData.state = args[1]
+    }
+    else if (args[2] === '~' && args[3]) {
+      presenceData.details = `Viewing scope ${args[3]}`
+      presenceData.state = args[1]
+    }
+    else if (/[-a-z](?:@\d+\.\d+\.\d.*)*/.test(args[2])) {
+      const packageName = [args[1], args[2]].join('/')
+      presenceData.details = `Viewing package`
+      presenceData.state = packageName
+
+      if (args[3] === 'doc') {
+        presenceData.details = `Viewing package documentation`
+
+        if (args[4] === '~' && args[5]) {
+          presenceData.details = `Viewing package documentation`
+          presenceData.state = `${packageName}: ${args[5]}`
+        }
+      }
+      else if (args[3] === 'versions') {
+        presenceData.details = `Viewing package versions`
+      }
+      else if (args[3] === 'dependencies') {
+        presenceData.details = `Viewing package dependencies`
+      }
+      else if (args[3] === 'dependents') {
+        presenceData.details = `Viewing package dependents`
+      }
+      else if (args[3] === 'score') {
+        presenceData.details = `Viewing package score`
+
+        const score = document.querySelector('[style^="background-image: conic-gradient"]')?.textContent
+        if (score) {
+          presenceData.state = `${packageName} (${score})`
+        }
+      }
+      else if (args[3] && /\d+\.\d+\.\d.*/.test(args[3])) {
+        presenceData.details = `Viewing package files`
+
+        if (args[4]) {
+          const [,,,,...fileLocation] = args
+          const filePath = fileLocation.join('/')
+          presenceData.details = `Viewing package file`
+          presenceData.state = filePath
+        }
+      }
+    }
+  }
+
+  presence.setActivity(presenceData)
+})