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Basic dice-rolling functionality. Next, modifiers.

This commit is contained in:
Psychedelic Squid 2012-03-07 03:22:52 +00:00
parent cfe2c0db4f
commit fea815a24f

66
modules/dice.js Normal file
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var parseDiceSpec = function (specString) {
var rawSpec = specString.valMatch(/^([0-9]*)d(%|[0-9]*)$/i, 3);
if (rawSpec !== false) {
if (rawSpec[2] === "%") {
rawSpec[2] = 100;
}
return {
"count": parseInt(rawSpec[1] || 1),
"sides": parseInt(rawSpec[2] || 6)
};
} else {
return false;
}
};
var normalizeDiceSpec = function (specString) {
var diceSpec = parseDiceSpec(specString);
return (diceSpec["count"] > 1 ? diceSpec["count"] : "") + "d" + (diceSpec["sides"] === 100 ? "%" : diceSpec["sides"]);
};
var dice = function(dbot) {
var commands = {
'~roll': function (data, params) {
var rolls = [];
if (params.length === 1) {
params.push("d6");
}
for (var i = 1; i < params.length; i++) {
var diceSpec = parseDiceSpec(params[i]);
if (diceSpec === false) {
rolls.push([params[i], false]);
} else {
rolls.push([normalizeDiceSpec(params[i]), []]);
for (var j = 0; j < diceSpec["count"] ; j++) {
rolls[rolls.length-1][1].push(Math.ceil(Math.random() * diceSpec["sides"]));
}
}
}
for (var i = 0; i < rolls.length; i++) {
if (rolls[i][1] === false) {
dbot.say(data.channel, rolls[i][0] + ": invalid dice spec");
} else {
if (rolls[i][1].length > 1) {
var total = " (total " + rolls[i][1].sum() + ")";
} else {
var total = "";
}
dbot.say(data.channel, rolls[i][0] + ": " + rolls[i][1].join(" ") + total);
}
}
}
};
return {
'onLoad': function() {
return commands;
}
};
}
exports.fetch = function(dbot) {
return dice(dbot);
};