Function execute

src/commands/Fun/roll.js:20–87

(interaction, config, client)

  category: 'Fun',

  async execute(interaction, config, client) {
    try {
      await InteractionHelper.safeDefer(interaction);

      const notation = interaction.options
        .getString("notation")
        .toLowerCase()
        .replace(/\s/g, "");

      const match = notation.match(/^(\d*)d(\d+)([\+\-]\d+)?$/);

      if (!match) {
        throw new TitanBotError(
          `Invalid dice notation: ${notation}`,
          ErrorTypes.USER_INPUT,
          'Invalid notation. Use format like `1d20` or `3d6+5`.'
        );
      }

      const numDice = parseInt(match[1] || "1", 10);
      const numSides = parseInt(match[2], 10);
      const modifier = parseInt(match[3] || "0", 10);

      if (numDice < 1 || numDice > 20) {
        throw new TitanBotError(
          `Too many dice requested: ${numDice}`,
          ErrorTypes.VALIDATION,
          'Please keep the number of dice between 1 and 20.'
        );
      }

      if (numSides < 1 || numSides > 1000) {
        throw new TitanBotError(
          `Invalid number of sides: ${numSides}`,
          ErrorTypes.VALIDATION,
          'Please keep the number of sides between 1 and 1000.'
        );
      }

      let rolls = [];
      let totalRoll = 0;

      for (let i = 0; i < numDice; i++) {
        const roll = Math.floor(Math.random() * numSides) + 1;
        rolls.push(roll);
        totalRoll += roll;
      }

      const finalTotal = totalRoll + modifier;

      const resultsDetail =
        numDice > 1 ? `**Rolls:** ${rolls.join(" + ")}\n` : "";
      const modifierText = modifier !== 0 ? `+ (${modifier})` : "";

      const embed = successEmbed(
        `🎲 Rolling ${numDice}d${numSides}${modifier !== 0 ? match[3] : ""}`,
        `${resultsDetail}**Total Roll:** ${totalRoll}${modifierText} = **${finalTotal}**`,
      );