Add Apple Music integration for now playing

.gitignore

@@ -21,3 +21,4 @@ config/systemd/que.service.erb
 script/deploy
 tmp/*
 public/media
+*.p8

Gemfile

@@ -42,6 +42,7 @@ gem "ruby-filemagic", git: "https://github.com/dnitza/ruby-filemagic", branch: "
 gem "webmention"
 gem "sanitize"
 gem "time_math2", require: "time_math"
+gem "jwt"
 gem "lastfm", "~> 1.27"
 gem "mail"
 gem "que"

Gemfile.lock

@@ -286,6 +286,7 @@ GEM
       link-header-parser (~> 5.0)
       nokogiri (>= 1.13)
     json (2.6.3)
+    jwt (2.7.1)
     language_server-protocol (3.17.0.3)
     lastfm (1.27.4)
       httparty
@@ -532,6 +533,7 @@ DEPENDENCIES
   hanami-view!
   httparty
   image_processing (~> 1.0)
+  jwt
   lastfm (~> 1.27)
   mail
   matrix

app/actions/recently_played/index.rb

@@ -0,0 +1,12 @@
+module Adamantium
+  module Actions
+    module RecentlyPlayed
+      class Index < Action
+        include Deps["views.recently_played.index"]
+        def handle(req, res)
+          res.render index
+        end
+      end
+    end
+  end
+end

app/content/pages/now.md

@@ -27,6 +27,10 @@ I currently live in Canberra with my partner and [our dogs](https://instagram.co
 
 In my spare time I like to tinker on various Ruby projects (including the software that powers this blog), make things with [Processing](https://processing.org), explore the various [hiking trails](/hikes) around Canberra and potter around [in the garden](/tagged/garden).
 
+### Currently listening to
+
+<div hx-get="/recently_played" hx-trigger="load"></div>
+
 ### 2023 Goals
 
 - 25 Hikes

app/queries/posts/recently_played.rb

@@ -0,0 +1,43 @@
+require "httparty"
+require "jwt"
+
+module Adamantium
+  module Queries
+    module Posts
+      class RecentlyPlayed
+        include Deps["settings"]
+
+        def call
+          resp = HTTParty.get("https://api.music.apple.com/v1/me/recent/played", {
+            headers: {
+              "Authorization" => "Bearer #{jwt}",
+              "Music-User-Token" => settings.apple_music_user_token
+            }
+          })
+
+          resp.body
+        end
+
+        private
+
+        def jwt
+          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

app/templates/recently_played/index.html.slim

@@ -0,0 +1,9 @@
+div class="grid grid-cols-4 gap-4"
+    - recently_played_music.each do |album|
+        a href="#{album[:href]}"
+            div
+                img class="rounded transition-transform ease-out hover:scale-105" src="#{album[:image]}"
+                span class="inline-block text-sm"
+                    = album[:name]
+                span class="inline-block text-sm font-bold"
+                    = album[:artist]

app/views/recently_played/index.rb

@@ -0,0 +1,27 @@
+module Adamantium
+  module Views
+    module RecentlyPlayed
+      class Index < Adamantium::View
+        config.layout = false
+
+        include Deps["queries.posts.recently_played"]
+
+        expose :recently_played_music do |recently_played_result|
+          # raise recently_played_result["data"].inspect
+          JSON.parse(recently_played_result)["data"].reject{ |a| a["type"] != "albums" }.map do |album|
+            {
+              artist: album["attributes"]["artistName"],
+              name: album["attributes"]["name"],
+              image: album["attributes"]["artwork"]["url"].gsub("{w}", "256").gsub("{h}", "256"),
+              href: album["attributes"]["url"]
+            }
+          end
+        end
+
+        private_expose :recently_played_result do
+          recently_played.call
+        end
+      end
+    end
+  end
+end

config/routes.rb

@@ -49,6 +49,8 @@ module Adamantium
 
     get "/movies", to: "movies.index"
 
+    get "/recently_played", to: "recently_played.index"
+
     get "/:slug", to: "pages.show"
 
     get "/trips", to: "trips.index"

config/settings.rb

@@ -28,6 +28,10 @@ module Adamantium
     setting :lastfm_api_key, default: nil
     setting :lastfm_secret, default: nil
 
+    setting :apple_music_team, default: nil
+    setting :apple_music_key, default: nil
+    setting :apple_music_user_token, default: nil
+
     setting :omdb_api_key, default: nil
 
     setting :shortcut_key, default: nil

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