From 61dcf972cecd41e6bfe459725414f5b2c15c4bdc Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor@ccxvii.net>
Date: Tue, 29 Oct 2024 17:48:51 +0100
Subject: Initial commit.

---
 rules.js | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 rules.js

(limited to 'rules.js')

diff --git a/rules.js b/rules.js
new file mode 100644
index 0000000..08edea8
--- /dev/null
+++ b/rules.js
@@ -0,0 +1,108 @@
+"use strict"
+
+var states = {}
+var game = null
+var view = null
+
+exports.scenarios = [ "Standard" ]
+
+exports.roles = [ "Anarchist", "Moderate", "Fascist" ]
+
+function gen_action(action, argument) {
+	if (!(action in view.actions))
+		view.actions[action] = []
+	view.actions[action].push(argument)
+}
+
+function gen_action_space(space) {
+	gen_action("space", space)
+}
+
+function gen_action_piece(piece) {
+	gen_action("piece", piece)
+}
+
+function gen_action_card(card) {
+	gen_action("card", card)
+}
+
+exports.action = function (state, player, action, arg) {
+	game = state
+	let S = states[game.state]
+	if (action in S)
+		S[action](arg, player)
+	else if (action === "undo" && game.undo && game.undo.length > 0)
+		pop_undo()
+	else
+		throw new Error("Invalid action: " + action)
+	return game
+}
+
+exports.view = function (state, player) {
+	game = state
+
+	view = {
+		log: game.log,
+		prompt: null,
+		location: game.location,
+		selected: game.selected,
+	}
+
+	if (player !== game.active) {
+		let inactive = states[game.state].inactive || game.state
+		view.prompt = `Waiting for ${game.active} to ${inactive}.`
+	} else {
+		view.actions = {}
+		states[game.state].prompt()
+		if (game.undo && game.undo.length > 0)
+			view.actions.undo = 1
+		else
+			view.actions.undo = 0
+	}
+
+	return view
+}
+
+exports.setup = function (seed, scenario, options) {
+	game = {
+		seed: seed,
+		state: null,
+		active: "Anarchist",
+		log: [],
+		undo: [],
+	}
+
+	game.state = "move"
+
+	return game
+}
+
+states.move = {
+	inactive: "move",
+	prompt() {
+		view.prompt = "Move a piece."
+		for (let p = 0; p < 32; ++p)
+			gen_action_piece(p)
+	},
+	piece(p) {
+		game.selected = p
+		game.state = "move_to"
+	},
+}
+
+states.move_to = {
+	inactive: "move",
+	prompt() {
+		view.prompt = "Move the piece to a space."
+		for (let s = 0; s < 64; ++s)
+			gen_action_space(s)
+	},
+	space(to) {
+		game.location[game.selected] = to
+		game.state = "move"
+		if (game.active === PLAYER1)
+			game.active = PLAYER2
+		else
+			game.active = PLAYER1
+	},
+}
-- 
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