Maverick

A chess board which allows variant rules of chess.

Status

Very early days...

At the moment, only displays a basic board which enforces classical chess rules where both sides must play on same browser.

TODO

Visualization:

• Board a-h/1-8 labeling.
• Previous move arrow graphics.
• Move history in PGN.
• Time navigation VCR buttons.
• Per-square threat count indicators.

Chess Rules:

• King basic movement and captures.

• Castling.

• Enforce pinning pieces and prevent moving into check.

• Checkmate.

• Stalemate.

• Threefold repitition.

• Fifty move rule.

• Draw rules:

  • King vs. King
  • King and Bishop vs. King
  • King and Knight vs. King
  • King and Bishop vs. King and Bishop (of same color).
  • Mutual agreement.

• Alternative rules:

  • 960.
  • Seiriwan.
  • Bughouse.

Architecture:

• Multiplayer with matchmaking.
• Permanently saved games.
• Elo ratings.
• Running on AWS: K8s?
• Distributed backend: Kafka?
• OAuth: Google, Facebook, etc.

And lots more probably...

Development Mode

Setup Browser

Enable custom formatters for CLJS DevTools:

https://github.com/binaryage/cljs-devtools/blob/master/docs/installation.md

Install React DevTools plugin:

https://chrome.google.com/webstore/detail/react-developer-tools/fmkadmapgofadopljbjfkapdkoienihi

Start Cider from Emacs

Put this in your Emacs config file:

(setq cider-cljs-lein-repl "(do (use 'figwheel-sidecar.repl-api) (start-figwheel!) (cljs-repl))")

Navigate to a clojurescript file and start a figwheel REPL with cider-jack-in-clojurescript or (C-c M-J)

Compile CSS

Compile CSS file once.

lein garden once

Automatically recompile css file on change.

lein garden auto

Run Application

lein do clean, figwheel dev

Figwheel will automatically push cljs changes to the browser.

Wait a bit, then browse to http://localhost:3449.

Production Build

To compile all Clojurescript to Javascript:

lein do clean, cljsbuild once min

Uberjar

Build an Uberjar with everything (HTML, CSS, Clojurescript, Clojure):

lein do clean, garden once, ring uberjar

Run the application from the Uberjar:

cd target
java -jar maverick-standalone.jar 

Docker

Build a Docker image:

cd docker
make container

Run the Docker image locally:

cd docker
make run 

Browse to http://localhost:8080.