IDX support for template

.idx/dev.nix

@@ -0,0 +1,68 @@
+# To learn more about how to use Nix to configure your environment
+# see: https://developers.google.com/idx/guides/customize-idx-env
+{ pkgs, ... }: {
+  # Which nixpkgs channel to use.
+  channel = "stable-24.05"; # or "unstable"
+  # Use https://search.nixos.org/packages to find packages
+  packages = [
+    pkgs.nodePackages.firebase-tools
+    pkgs.jdk17
+    pkgs.unzip
+  ];
+  # Sets environment variables in the workspace
+  env = {
+    PATH = ["/home/user/.pub-cache/bin"  "/home/user/flutter/bin" "./.flutter-sdk/flutter/bin"];
+  };
+  idx = {
+    # Search for the extensions you want on https://open-vsx.org/ and use "publisher.id"
+    extensions = [
+      "Dart-Code.flutter"
+      "Dart-Code.dart-code"
+    ];
+    workspace = {
+      # Runs when a workspace is first created with this `dev.nix` file
+      onCreate = {
+        build-flutter = ''
+          cd /home/user/myapp/example/android
+
+          ./gradlew \
+            --parallel \
+            -Pverbose=true \
+            -Ptarget-platform=android-x86 \
+            -Ptarget=/home/user/myapp/lib/main.dart \
+            -Pbase-application-name=android.app.Application \
+            -Pdart-defines=RkxVVFRFUl9XRUJfQ0FOVkFTS0lUX1VSTD1odHRwczovL3d3dy5nc3RhdGljLmNvbS9mbHV0dGVyLWNhbnZhc2tpdC85NzU1MDkwN2I3MGY0ZjNiMzI4YjZjMTYwMGRmMjFmYWMxYTE4ODlhLw== \
+            -Pdart-obfuscation=false \
+            -Ptrack-widget-creation=true \
+            -Ptree-shake-icons=false \
+            -Pfilesystem-scheme=org-dartlang-root \
+            assembleDebug
+
+          # TODO: Execute web build in debug mode.
+          # flutter run does this transparently either way
+          # https://github.com/flutter/flutter/issues/96283#issuecomment-1144750411
+          # flutter build web --profile --dart-define=Dart2jsOptimization=O0 
+
+          adb -s localhost:5555 wait-for-device
+        '';
+        installDependencies = "flutter pub get";
+      };
+    };
+    # Enable previews and customize configuration
+    previews = {
+      enable = true;
+      previews = {
+        web = {
+          command = ["flutter" "run" "--machine" "-d" "web-server" "--web-hostname" "0.0.0.0" "--web-port" "$PORT"];
+          manager = "flutter";
+          cwd = "example";
+        };
+        android = {
+          command = ["flutter" "run" "--machine" "-d" "android" "-d" "localhost:5555"];
+          manager = "flutter";
+          cwd = "example";
+        };
+      };
+    };
+  };
+}

README.md

@@ -28,6 +28,22 @@ Here's [the online demo](https://flutter-ai-toolkit-examp-60bad.web.app/) hostin
 The [source code for this demo](https://github.com/flutter/ai/blob/main/example/lib/demo/demo.dart) is available in the repo.
 
 ## Getting started
+
+<a href="https://idx.google.com/new?template=https%3A%2F%2Fgithub.com%2Fflutter%2Fai">
+  <picture>
+    <source
+      media="(prefers-color-scheme: dark)"
+      srcset="https://cdn.idx.dev/btn/try_light_32.svg">
+    <source
+      media="(prefers-color-scheme: light)"
+      srcset="https://cdn.idx.dev/btn/try_dark_32.svg">
+    <img
+      height="32"
+      alt="Try in IDX"
+      src="https://cdn.idx.dev/btn/try_purple_32.svg">
+  </picture>
+</a>
+
 Using the AI Toolkit is a matter of choosing which LLM provider you'd like to use (Gemini or Vertex), creating an instance and passing it to the `LlmChatView` widget, which is the main entry point for the AI Toolkit:
 
 ```dart

idx-template.json

@@ -0,0 +1,10 @@
+{
+    "name": "Flutter AI Toolkit",
+    "description": "Flutter AI Toolkit",
+    "categories": ["Mobile", "AI & ML"],
+    "icon": "https://www.gstatic.com/images/branding/productlogos/flutter/v6/192px.svg",
+    "publisher": "Google LLC",
+    "host": {
+      "virtualization": "true"
+    }
+  }

idx-template.nix

@@ -0,0 +1,30 @@
+{ pkgs, ... }: {
+  packages = [
+    pkgs.curl
+    pkgs.unzip
+  ];
+  bootstrap = ''
+    mkdir "$out"
+    cp -rf ${./.}/* "$out"
+    mkdir "$out/.idx"
+    mkdir "$out/.vscode"
+    mkdir "$out/font_svg"
+    mkdir "$out/lib"
+    mkdir "$out/example"
+    cp -rf ${./.}/.idx "$out"
+    cp -rf ${./.}/.vscode "$out"
+    cp -rf ${./.}/font_svg "$out"
+    cp -rf ${./.}/lib "$out"
+    cp -rf ${./.}/example "$out"
+    cp -rf ${./.}/README.md "$out"
+    cp -rf ${./.}/CHANGELOG.md "$out"
+    cp -rf ${./.}/LICENSE "$out"
+    cp -rf ${./.}/pubspec.yaml "$out"
+    cp -rf ${./.}/analysis_options.yaml "$out"
+    cp -rf ${./.}/.metadata "$out"
+    cp -rf ${./.}/.gitignore "$out"
+    rm "$out/idx-template.nix"
+    rm "$out/idx-template.json"
+    chmod -R u+w "$out"
+  '';
+}