espanso: try adding wayland support

Signed-off-by: phanirithvij <phanirithvij2000@gmail.com>

modules/services/espanso.nix

@@ -7,6 +7,14 @@ let
   cfg = config.services.espanso;
   espansoVersion = cfg.package.version;
 
+  package-bin = pkgs.writeShellScriptBin "espanso" ''
+    if [ -n "$WAYLAND_DISPLAY" ]; then
+      ${lib.meta.getExe cfg.package-wayland} "$@"
+    else
+      ${lib.meta.getExe cfg.package} "$@"
+    fi
+  '';
+
   yaml = pkgs.formats.yaml { };
 in {
   imports = [
@@ -26,10 +34,32 @@ in {
       package = mkOption {
         type = types.package;
         description = "Which espanso package to use";
-        default = pkgs.espanso;
+        default = if cfg.x11Support then pkgs.espanso else pkgs.espanso-wayland;
         defaultText = literalExpression "pkgs.espanso";
       };
 
+      package-wayland = mkOption {
+        type = types.package;
+        description = "Which espanso package to use when running under wayland";
+        default =
+          if cfg.waylandSupport then pkgs.espanso-wayland else pkgs.espanso;
+        defaultText = literalExpression "pkgs.espanso-wayland";
+      };
+
+      x11Support = mkOption {
+        type = types.bool;
+        description = "Whether to enable x11 support";
+        default = true;
+        defaultText = literalExpression "true";
+      };
+
+      waylandSupport = mkOption {
+        type = types.bool;
+        description = "Whether to enable wayland support";
+        default = true;
+        defaultText = literalExpression "true";
+      };
+
       configs = mkOption {
         type = yaml.type;
         default = { default = { }; };
@@ -98,14 +128,23 @@ in {
   };
 
   config = mkIf cfg.enable {
-    assertions = [{
-      assertion = versionAtLeast espansoVersion "2";
-      message = ''
-        The services.espanso module only supports Espanso version 2 or later.
-      '';
-    }];
+    assertions = [
+      {
+        assertion = versionAtLeast espansoVersion "2";
+        message = ''
+          The services.espanso module only supports Espanso version 2 or later.
+        '';
+      }
+      {
+        assertion = cfg.x11Support || cfg.waylandSupport;
+        message = ''
+          In services.espanso at least x11 or wayland support must be enabled.
+        '';
+      }
+    ];
 
-    home.packages = [ cfg.package ];
+    # obviously conflicting to have cfg.package and cfg.package-wayland
+    home.packages = [ package-bin ];
 
     xdg.configFile = let
       configFiles = lib.mapAttrs' (name: value: {
@@ -122,7 +161,7 @@ in {
       Unit = { Description = "Espanso: cross platform text expander in Rust"; };
       Service = {
         Type = "exec";
-        ExecStart = "${cfg.package}/bin/espanso daemon";
+        ExecStart = "${lib.meta.getExe package-bin} daemon";
         Restart = "on-failure";
       };
       Install = { WantedBy = [ "default.target" ]; };