Add Apple Music integration for now playing

slices/admin/actions/apple_music/index.rb

@@ -0,0 +1,13 @@
+module Admin
+  module Actions
+    module AppleMusic
+      class Index < Action
+        include Deps["views.apple_music.index"]
+
+        def handle(req, res)
+          res.render index
+        end
+      end
+    end
+  end
+end

slices/admin/config/routes.rb

@@ -49,5 +49,7 @@ module Admin
     post "/trips/remove_post", to: Auth.call(action: "trips.remove_post")
     get "/trips/new", to: Auth.call(action: "trips.new")
     post "/trips/:id", to: Auth.call(action: "trips.update")
+
+    get "/apple_music", to: Auth.call(action: "apple_music.index")
   end
 end

slices/admin/templates/apple_music/index.html.slim

@@ -0,0 +1,32 @@
+script src="https://js-cdn.music.apple.com/musickit/v3/musickit.js" data-web-components async
+
+javascript:
+  document.addEventListener('musickitloaded', async function () {
+    // Call configure() to configure an instance of MusicKit on the Web.
+    try {
+      await MusicKit.configure({
+        developerToken: '#{developer_token}',
+        app: {
+          name: 'Blog',
+          build: '2023.1',
+        },
+      });
+    } catch (err) {
+      // Handle configuration error
+    }
+
+    // MusicKit instance is available
+    const music = MusicKit.getInstance();
+    await music.authorize();
+
+    document.querySelectorAll(".mut")[0].innerHTML = music.musicUserToken;
+  });
+
+div class="mb-12 prose dark:prose-invert max-w-prose mx-auto text-gray-800 dark:text-gray-200"
+  h1 Admin // Apple Music auth
+
+  div
+    p Your music user token is:
+    code
+      pre class="mut"
+    p keep it secret, keep it safe

slices/admin/templates/index.html.slim

@@ -17,6 +17,8 @@ div class="max-w-prose mx-auto prose dark:prose-invert"
       a href="/admin/bookmarks" Bookmarks
     li
       a href="/admin/trips" Trips
+    li
+      a href="/admin/apple_music" Apple Music
 
 div class="max-w-screen-md mx-auto border-t-4 border-solid border-gray-400 dark:border-gray-600"
 

slices/admin/views/apple_music/index.rb

@@ -0,0 +1,29 @@
+require "jwt"
+
+module Admin
+  module Views
+    module AppleMusic
+      class Index < Admin::View
+        include Deps["settings"]
+
+        expose :developer_token do
+          authentication_payload = {
+            iss: settings.apple_music_team,
+            iat: Time.now.to_i,         # Issue date
+            exp: Time.now.to_i + 3600   # Expiry of this token.
+          }
+          # The file we got from Apple
+          apple_music_secret = File.read(File.join(Hanami.app.root, "config", "AuthKey_#{settings.apple_music_key}.p8"))
+          private_key = OpenSSL::PKey::EC.new(apple_music_secret)
+
+          JWT.encode(
+            authentication_payload,
+            private_key,
+            'ES256',
+            kid: settings.apple_music_key
+          )
+        end
+      end
+    end
+  end
+end