feat(hass): init spotifyd config

devices/homie/modules/default.nix

@@ -1,5 +1,6 @@
 {...}: {
   imports = [
     ./home-assistant
+    ./music
   ];
 }

devices/homie/modules/home-assistant/bluetooth.nix

@@ -4,29 +4,19 @@
   pkgs,
   ...
 }: {
-  # Setup Bluetooth
-  hardware.bluetooth = {
-    enable = true;
-    powerOnBoot = true;
-
-    settings = {
-      General = {
-        DiscoverableTimeout = 0;
-        Experimental = true;
-        KernelExperimental = true;
-      };
-
-      Policy.AutoEnable = "true";
-    };
-  };
-
-  # Have pulseaudio.service itself start at boot but after bluetooth
-  # so bluetooth accepts sound connections from the start.
-  systemd.user.services.pulseaudio.after = ["bluetooth.service"];
-  systemd.user.targets.default.wants = ["pulseaudio.service"];
-
   # Turn On the speaker automatically when openwakeword is used
-  services.home-assistant.config = {
+  services.home-assistant = {
+    extraComponents = [
+      "mpd"
+
+      # BT components
+      "ibeacon"
+      "led_ble"
+      "kegtron"
+      "xiaomi_ble"
+    ];
+
+    config = {
       shell_command.turn_on_ue = lib.getExe (pkgs.writeShellApplication {
         name = "turnOnUE";
 
@@ -43,6 +33,7 @@
           exec gatttool -b $bt_device_addr --char-write-req --handle=$cmd --value=$bt_controller_addr
         '';
       });
+
       automation = [
         {
           alias = "Turn On UE";
@@ -64,41 +55,5 @@
         }
       ];
     };
-
-  # Allow pulseaudio to be managed by MPD
-  hardware.pulseaudio = {
-    enable = true;
-
-    extraConfig = ''
-      load-module module-native-protocol-tcp auth-ip-acl=127.0.0.1
-    '';
-  };
-
-  # Setup MPD
-  services.home-assistant.extraComponents = [
-    "mpd"
-
-    # BT components
-    "ibeacon"
-    "led_ble"
-    "kegtron"
-    "xiaomi_ble"
-  ];
-  services.mpd = {
-    enable = true;
-
-    network = {
-      listenAddress = "127.0.0.1";
-      port = 6600;
-    };
-
-    extraConfig = ''
-      audio_output {
-        type "pulse"
-        name "UE Boom 2"
-        sink "bluez_sink.88_C6_26_93_4B_77.a2dp_sink"
-        server "127.0.0.1"
-      }
-    '';
   };
 }

devices/homie/modules/music/default.nix

@@ -0,0 +1,80 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: {
+  hardware.bluetooth = {
+    enable = true;
+    powerOnBoot = true;
+
+    settings = {
+      General = {
+        DiscoverableTimeout = 0;
+        Experimental = true;
+        KernelExperimental = true;
+      };
+
+      Policy.AutoEnable = "true";
+    };
+  };
+
+  # Have pulseaudio.service itself start at boot but after bluetooth
+  # so bluetooth accepts sound connections from the start.
+  systemd.user.services.pulseaudio.after = ["bluetooth.service"];
+  systemd.user.targets.default.wants = ["pulseaudio.service"];
+
+  # Allow pulseaudio to be managed by MPD
+  hardware.pulseaudio = {
+    enable = true;
+
+    extraConfig = ''
+      load-module module-native-protocol-tcp auth-ip-acl=127.0.0.1
+    '';
+  };
+
+  services = {
+    mpd = {
+      enable = true;
+
+      network = {
+        listenAddress = "127.0.0.1";
+        port = 6600;
+      };
+
+      extraConfig = ''
+        audio_output {
+          type "pulse"
+          name "UE Boom 2"
+          sink "bluez_sink.88_C6_26_93_4B_77.a2dp_sink"
+          server "127.0.0.1"
+        }
+      '';
+    };
+
+    spotifyd = {
+      enable = true;
+
+      settings.global = let
+        cacheDir = "/etc/spotifyd";
+      in {
+        device_name = config.networking.hostName;
+        device_type = "speaker";
+
+        zeroconf_port = 33797;
+        cache_path = cacheDir;
+        username_cmd = "${lib.getExe pkgs.jq} -r .username ${cacheDir}/credentials.json";
+
+        autoplay = false;
+        backend = "pulseaudio";
+        bitrate = 320;
+        no_audio_cache = true;
+        volume_normalisation = false;
+      };
+    };
+  };
+
+  environment.etc."spotifyd/credentials.json" = {
+    source = config.sops.secrets.spotifyd.path;
+  };
+}