private async static Task Roll(CommandEventArgs e)
{
var formula = e.CommandText.Substring(e.Command.Text.Length + 1).Trim();
var match = regex.Match(formula);
if (!match.Success)
{
await client.SendMessage(e.Channel, "Formule non reconnue. Format de formule : !lance XdY(gZ) [(+|-)X(dY(gZ)) ...]. Exemples : 1d6, 1d20+3, 4d6g3 (garde les 3 meilleurs)");
return;
}
var result = 0;
var rolls = new List<int>();
var rollCount = 0;
var r = new Random();
foreach (Capture dice in match.Groups["Roll"].Captures)
{
rollCount++;
if (rollCount > 10)
{
await client.SendMessage(e.Channel, "Trop de jets ! 10 jets maximum pour l'instant");
return;
}
// X OR dY OR XdY OR XdYkZ
var diceFormula = dice.Value;
var count = 1;
var faces = 0;
var keep = -1;
var diceIndex = diceFormula.IndexOf("d", StringComparison.OrdinalIgnoreCase);
if (diceIndex != -1)
{
if (diceIndex == 0)
{
// dY
count = 1;
}
else
{
// XdY
count = int.Parse(diceFormula.Substring(0, diceIndex), NumberStyles.AllowLeadingSign);
}
var keepIndex = diceFormula.IndexOf("g", diceIndex, StringComparison.OrdinalIgnoreCase);
if (keepIndex != -1)
{
// XdYkZ
faces = int.Parse(diceFormula.Substring(diceIndex + 1, keepIndex - diceIndex - 1), NumberStyles.None);
keep = int.Parse(diceFormula.Substring(keepIndex + 1), NumberStyles.None);
}
else
{
// XdY
faces = int.Parse(diceFormula.Substring(diceIndex + 1), NumberStyles.None);
}
}
else
{
// X
result += int.Parse(diceFormula, NumberStyles.AllowLeadingSign);
}
if (faces > 1000)
{
await client.SendMessage(e.Channel, "Un dé avec autant de faces ? Jamais vu...");
return;
}
if (count > 10)
{
await client.SendMessage(e.Channel, "Trop de dés ! 10 dés maximum par jet pour l'instant");
return;
}
// handle sign
var coef = 1;
if (count < 0)
{
count = -count;
coef = -1;
}
if (faces != 0)
{
// roll {count} dices with {faces} sides
var captureRolls = Enumerable.Range(0, count).Select(i => r.Next(1, faces + 1));
if (keep != -1)
{
// keep only {keep} best throws
captureRolls = captureRolls.OrderByDescending(x => x).Take(keep);
}
// sums rolls
foreach (var roll in captureRolls)
{
rolls.Add(roll);
result += roll*coef;
}
}
}
var content = string.Format("{3} lance {0} et obtient {1} ({2})", formula, result, string.Join(", ", rolls), e.User.Name);
await client.SendMessage(e.Channel, content);
}
private async static Task Salut(CommandEventArgs e)
{
await client.SendMessage(e.Channel, $"Salut {e.User.Name}, bienvenue à l'auberge du Dragon Rouillé de Pointesable ! Pour l'instant tu peux juste lancer quelques dés avec la commande !lance (par ex. !lance 1d20), mais le meilleur est à venir.");
}
