refactor default apps and add walker

modules/capabilities/desktop-defaults.nix

@@ -1,63 +1,88 @@
-{ ... }:
+{ config, ... }:
 let
-  mkPrimaryDesktopApplication =
-    {
-      name,
-      package,
-      desktopEntryName,
-    }:
-    { pkgs, ... }:
-    {
-      meta.desktop.${name} = {
-        inherit desktopEntryName;
-        package = package pkgs;
-      };
-    };
+  homeModules = config.flake.modules.homeManager;
+  vivaldiPackage = pkgs: pkgs.vivaldi;
+  nautilusPackage = pkgs: pkgs.nautilus;
 in
 {
-  flake.modules.homeManager.primary-browser-vivaldi = mkPrimaryDesktopApplication {
-    name = "browser";
-    package = pkgs: pkgs.vivaldi;
-    desktopEntryName = "vivaldi-stable";
+  flake.modules.homeManager.browser-vivaldi =
+    { pkgs, ... }:
+    {
+      home.packages = [ (vivaldiPackage pkgs) ];
+    };
+
+  flake.modules.homeManager.primary-browser-vivaldi =
+    { lib, pkgs, ... }:
+    {
+      imports = [ homeModules.browser-vivaldi ];
+
+      meta.desktop.browserCommand = lib.getExe (vivaldiPackage pkgs);
+      home.sessionVariables.BROWSER = lib.getExe (vivaldiPackage pkgs);
+      xdg.mimeApps.defaultApplicationPackages = [ (vivaldiPackage pkgs) ];
+    };
+
+  flake.modules.homeManager.file-manager-nautilus =
+    { pkgs, ... }:
+    {
+      home.packages = [ (nautilusPackage pkgs) ];
+    };
+
+  flake.modules.homeManager.primary-file-manager-nautilus =
+    { lib, pkgs, ... }:
+    {
+      imports = [ homeModules.file-manager-nautilus ];
+
+      meta.desktop.fileManagerCommand = lib.getExe (nautilusPackage pkgs);
+      xdg.mimeApps.defaultApplicationPackages = [ (nautilusPackage pkgs) ];
+    };
+
+  flake.modules.homeManager.image-viewer-imv = {
+    programs.imv.enable = true;
   };
 
-  flake.modules.homeManager.primary-file-manager-nautilus = mkPrimaryDesktopApplication {
-    name = "fileManager";
-    package = pkgs: pkgs.nautilus;
-    desktopEntryName = "org.gnome.Nautilus";
+  flake.modules.homeManager.default-image-viewer-imv =
+    { pkgs, ... }:
+    {
+      imports = [ homeModules.image-viewer-imv ];
+
+      xdg.mimeApps.defaultApplicationPackages = [ pkgs.imv ];
+    };
+
+  flake.modules.homeManager.document-viewer-sioyek = {
+    programs.sioyek.enable = true;
   };
 
-  flake.modules.homeManager.desktop-defaults =
-    { config, pkgs, ... }:
+  flake.modules.homeManager.default-document-viewer-sioyek =
+    { pkgs, ... }:
+    {
+      imports = [ homeModules.document-viewer-sioyek ];
+
+      xdg.mimeApps.defaultApplicationPackages = [ pkgs.sioyek ];
+    };
+
+  flake.modules.homeManager.workstation-apps =
+    { pkgs, ... }:
+    {
+      home.packages = with pkgs; [
+        postman
+        spotify
+        calcure
+        planify
+        unzip
+        gimp
+        dbeaver-bin
+      ];
+    };
+
+  flake.modules.homeManager.xdg =
+    { config, ... }:
     let
-      browser = config.meta.desktop.browser;
-      fileManager = config.meta.desktop.fileManager;
       homeDir = config.home.homeDirectory;
       localDir = "${homeDir}/.local";
       mediaDir = "${homeDir}/media";
     in
     {
       home.preferXdgDirectories = true;
-      home.sessionVariables.BROWSER = browser.command;
-
-      home.packages =
-        with pkgs;
-        [
-          postman
-          spotify
-          calcure
-          planify
-          unzip
-          gimp
-          dbeaver-bin
-        ]
-        ++ [
-          browser.package
-          fileManager.package
-        ];
-
-      programs.imv.enable = true;
-      programs.sioyek.enable = true;
 
       xdg = {
         enable = true;
@@ -85,17 +110,6 @@ in
 
         mimeApps = {
           enable = true;
-          defaultApplicationPackages =
-            with pkgs;
-            [
-              sioyek
-              imv
-              neovim
-            ]
-            ++ [
-              fileManager.package
-              browser.package
-            ];
         };
       };
     };