Add obsidian plugins

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

hosts/common/user/configs/gui/obsidian/options.nix

@@ -84,6 +84,12 @@ in
           ];
         };
 
+        plugins = mkOption {
+          description = "Community plugins to activate.";
+          type = raw;
+          default = [ ];
+        };
+
         cssSnippets = mkOption {
           description = "CSS snippets to install.";
           type = raw;
@@ -135,6 +141,12 @@ in
                     default = cfg.sharedSettings.corePlugins;
                   };
 
+                  plugins = mkOption {
+                    description = "Community plugins to activate.";
+                    type = listOf package;
+                    default = cfg.sharedSettings.plugins;
+                  };
+
                   cssSnippets = mkOption {
                     description = "CSS snippets to install.";
                     type = listOf path;
@@ -160,7 +172,13 @@ in
   config =
     let
       vaults = builtins.filter (vault: vault.enable == true) (builtins.attrValues cfg.vaults);
-      getThemeName = theme: (builtins.fromJSON (builtins.readFile "${theme}/manifest.json")).name;
+      getManifestId =
+        pkg:
+        let
+          manifest = builtins.fromJSON (builtins.readFile "${pkg}/manifest.json");
+        in
+        manifest.id or manifest.name;
+      readDir = dir: builtins.attrNames (builtins.readDir dir);
     in
     lib.mkIf cfg.enable {
       home = {
@@ -185,7 +203,7 @@ in
                     ) vault.settings.cssSnippets;
                   }
                   // lib.attrsets.optionalAttrs (vault.settings.theme != null) {
-                    cssTheme = getThemeName vault.settings.theme;
+                    cssTheme = getManifestId vault.settings.theme;
                   }
                 );
               };
@@ -211,6 +229,38 @@ in
                 };
               }
             ];
+            mkCommunityPlugins =
+              vault:
+              [
+                {
+                  name = "${vault.target}/.obsidian/community-plugins.json";
+                  value = {
+                    source = (pkgs.formats.json { }).generate "community-plugins.json" (
+                      builtins.map getManifestId vault.settings.plugins
+                    );
+                  };
+                }
+              ]
+              /*
+                We can't do the following since plugins often write files in their directories,
+                and symlinking the entire folder does not give us write permissions.
+
+                builtins.map (plugin: {
+                  name = "${vault.target}/.obsidian/plugins/${getManifestId plugin}";
+                  value = { source = plugin; };
+                }) vault.settings.plugins;
+
+                This is why we do a double loop over plugins and their files.
+              */
+              ++ builtins.map (
+                plugin:
+                builtins.map (file: {
+                  name = "${vault.target}/.obsidian/plugins/${getManifestId plugin}/${file}";
+                  value = {
+                    source = "${plugin}/${file}";
+                  };
+                }) (readDir plugin)
+              ) vault.settings.plugins;
             mkCssSnippets =
               vault:
               builtins.map (snippet: {
@@ -222,7 +272,7 @@ in
             mkTheme =
               vault:
               lib.attrsets.optionalAttrs (vault.settings.theme != null) {
-                name = "${vault.target}/.obsidian/themes/${getThemeName vault.settings.theme}";
+                name = "${vault.target}/.obsidian/themes/${getManifestId vault.settings.theme}";
                 value = {
                   source = vault.settings.theme;
                 };
@@ -234,6 +284,7 @@ in
                 (mkApp vault)
                 (mkAppearance vault)
                 (mkCorePlugins vault)
+                (mkCommunityPlugins vault)
                 (mkCssSnippets vault)
                 (mkTheme vault)
               ]) vaults