README.md

Tic Tac Toe on Google App Engine Standard using Firebase

This directory contains a project that implements a realtime two-player game of Tic Tac Toe on Google App Engine Standard, using the Firebase database for realtime notifications when the board changes.

Prerequisites

• Install Apache Maven 3.0.5 or later
• Create a project in the Firebase Console
• In the Overview section of the Firebase console, click 'Add Firebase to your web app' and replace the contents of the file src/main/webapp/WEB-INF/view/firebase_config.jspf with that code snippet.
• Enable the Identity API

Setup

• If you haven't already, Download and initialize the Cloud SDK

    gcloud init

• If you haven't already, Create an App Engine app within the current Google Cloud Project

    gcloud app create

• If you haven't already, setup Application Default Credentials to run your application locally: Download service account credentials and set the GOOGLE_APPLICATION_CREDENTIALS environment variable to its path:

   export GOOGLE_APPLICATION_CREDENTIALS=/path/to/your/credentials.json

Running locally

$ mvn appengine:run

When running locally, the page does not automatically refresh, please reload the page manually after each move.

Deploying to App Engine Standard

$ mvn appengine:deploy

Contributing changes

See CONTRIBUTING.md.

Licensing

See LICENSE.