move more modules to home

lib/modules/home/mpd.nix

@@ -0,0 +1,65 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}:
+with lib; let
+  cfg = config.roles.mpd;
+in {
+  options.roles.mpd = {
+    enable = mkEnableOption "setup mpd client";
+    host = mkOption {default = "192.168.1.2";};
+  };
+
+  config = mkIf cfg.enable {
+    programs.ncmpcpp = {
+      enable = true;
+      settings.mpd_host = cfg.host;
+      bindings = [
+        {
+          key = "j";
+          command = "scroll_down";
+        }
+        {
+          key = "k";
+          command = "scroll_up";
+        }
+        {
+          key = "l";
+          command = "next_column";
+        }
+        {
+          key = "h";
+          command = "previous_column";
+        }
+        {
+          key = "J";
+          command = ["select_item" "scroll_down"];
+        }
+        {
+          key = "K";
+          command = ["select_item" "scroll_up"];
+        }
+      ];
+    };
+    services.mpd-mpris = {
+      enable = true;
+      mpd.host = cfg.host;
+    };
+    programs.waybar.settings.mainBar.mpd.server = cfg.host;
+    systemd.user.services = {
+      snapclient = {
+        Unit = {
+          Description = "Snapclient";
+        };
+        Service = {
+          ExecStart = "${pkgs.snapcast}/bin/snapclient -h ${cfg.host}";
+        };
+        Install = {
+          WantedBy = ["graphical-session.target"];
+        };
+      };
+    };
+  };
+}