nix: lib.bundle and template

docs/guide/init.md

@@ -12,7 +12,7 @@ Usage:
   ags init [flags]
 
 Flags:
-  -d, --directory string   target directory (default "/home/demeter/.config/ags")
+  -d, --directory string   target directory (default "~/.config/ags")
   -f, --force              override existing files
   -g, --gtk int            gtk version to use (default 3)
   -h, --help               help for init

docs/guide/types.md

@@ -18,7 +18,7 @@ Examples:
   ags types Astal* --ignore Gtk3 --ignore Astal3
 
 Flags:
-  -d, --directory string     target directory (default "/home/demeter/.config/ags")
+  -d, --directory string     target directory (default "~/.config/ags")
   -h, --help                 help for types
   -i, --ignore stringArray   modules that should be ignored
       --tsconfig             update tsconfig.json

flake.nix

@@ -34,8 +34,21 @@
       };
     };
   in {
+    lib.bundle = import ./nix/bundle.nix {inherit self pkgs;};
+
     packages.${system} = astal.packages.${system} // agsPackages;
 
+    templates.default = {
+      path = ./nix/template;
+      description = "Example flake.nix that shows how to package a project.";
+      welcomeText = ''
+        # Getting Started
+        - run `nix develop` to enter the development environment
+        - run `ags init -f` to setup an initial ags project
+        - run `ags run .`   to run the project
+      '';
+    };
+
     homeManagerModules = {
       default = self.homeManagerModules.ags;
       ags = import ./nix/hm-module.nix self;

nix/bundle.nix

@@ -0,0 +1,58 @@
+{
+  self,
+  pkgs,
+}: {
+  pkgs ? pkgs,
+  entry ? "app.ts",
+  src,
+  name,
+  extraPackages ? [],
+}:
+pkgs.stdenvNoCC.mkDerivation {
+  inherit src name;
+
+  nativeBuildInputs = with pkgs; [
+    wrapGAppsHook
+    gobject-introspection
+    gnused
+    self.packages.${system}.ags
+  ];
+
+  buildInputs =
+    extraPackages
+    ++ [
+      pkgs.gjs
+      self.packages.${pkgs.system}.astal4
+      self.packages.${pkgs.system}.astal3
+      self.packages.${pkgs.system}.io
+    ];
+
+  preFixup = ''
+    gappsWrapperArgs+=(
+      --prefix PATH : ${with pkgs;
+      lib.makeBinPath (extraPackages
+        ++ [
+          dart-sass
+          fzf
+          gtk3
+        ])}
+    )
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/bin
+    mkdir -p $out/share
+    cp -r * $out/share
+    ags bundle ${entry} $out/bin/${name} --src $out/share
+
+    chmod +x $out/bin/${name}
+
+    if ! head -n 1 "$out/bin/${name}" | grep -q "^#!"; then
+      sed -i '1i #!/${pkgs.gjs}/bin/gjs -m' "$out/bin/${name}"
+    fi
+
+    runHook postInstall
+  '';
+}

nix/default.nix

@@ -18,13 +18,12 @@
 }: let
   inherit (builtins) replaceStrings readFile;
 
-  datadirs =
-    writers.writeNu "datadirs" /*nu*/ ''
-      $env.XDG_DATA_DIRS
-      | split row ":"
-      | filter { $"($in)/gir-1.0" | path exists }
-      | str join ":"
-    '';
+  datadirs = writers.writeNu "datadirs" ''
+    $env.XDG_DATA_DIRS
+    | split row ":"
+    | filter { $"($in)/gir-1.0" | path exists }
+    | str join ":"
+  '';
 
   bins = [
     gjs

nix/template/flake.nix

@@ -0,0 +1,52 @@
+{
+  description = "My Awesome Desktop Shell";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+
+    ags = {
+      url = "github:aylur/ags";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    ags,
+  }: let
+    system = "x86_64-linux";
+    pkgs = nixpkgs.legacyPackages.${system};
+  in {
+    packages.${system} = {
+      default = ags.lib.bundle {
+        inherit pkgs;
+        src = ./.;
+        name = "my-shell";
+        entry = "app.ts";
+
+        # additional libraries and executables to add to gjs' runtime
+        extraPackages = [
+          # ags.packages.${system}.battery
+          # pkgs.fzf
+        ];
+      };
+    };
+
+    devShells.${system} = {
+      default = pkgs.mkShell {
+        buildInputs = [
+          # includes all Astal libraries
+          # ags.packages.${system}.agsFull
+
+          # includes astal3 astal4 astal-io by default
+          (ags.packages.${system}.default.overrideAttrs {
+            extraPackages = [
+              # cherry pick packages
+            ];
+          })
+        ];
+      };
+    };
+  };
+}