fvtt-rolemaster-frp/module/sheets/apps/rmss_dice_roller_processing.js

export async function getOpenEndedRollModifier() {
  return await new Roll("1d100x>95").roll();
}

export function processOpenEndedSixtySixRoll(baseroll, rolltype) {
  // Log the Roll to Chat
  let chatOptions = {
    type: CONST.CHAT_MESSAGE_TYPES.ROLL,
    rolls: [baseroll],
    flavor: rolltype,
    rollMode: game.settings.get("core", "rollMode"),
    content: "You rolled a 66!",
  };

  ChatMessage.create(chatOptions);
}

export function processOpenEndedRoll(baseroll, rolltype) {
  // Define the Chat Message Template
  let chatTemplate = "systems/fvtt-rolemaster-frp/templates/chat/chat_dice_roll.html";

  // Pass the Data through to be used in the Chat Message
  let chatData = {
    baseroll: baseroll,
    total: baseroll.result,
    highopen: false,
    lowopen: false,
  };

  // Render the Rolls to the Chat Window
  renderTemplate(chatTemplate, chatData).then((html) => {
    let chatOptions = {
      type: CONST.CHAT_MESSAGE_TYPES.ROLL,
      rolls: [baseroll],
      flavor: rolltype,
      rollMode: game.settings.get("core", "rollMode"),
      content: html,
    };

    ChatMessage.create(chatOptions);
  });
}

export async function processHighOpenEndedRoll(baseroll, rolltype) {
  // Get the Base Roll followed by the High Open Ended Roll
  let originalRoll = baseroll;
  let openendedRoll = await this.getOpenEndedRollModifier();

  // Create a rolls array for Dice So Nice integration.
  let rolls = [originalRoll, openendedRoll];

  // Create an Array to hold the High Open Ended Roll Results and set the total to base roll
  let openendedResults = [];
  let total = Number(originalRoll.result);

  // Each time the High Open Ended Roll is triggered add the result to an array and add it to the total.
  for (const rollResult of openendedRoll.dice[0].results) {
    openendedResults.push(rollResult.result);
    total = total + Number(rollResult.result);
  }

  // Define the Chat Message Template
  let chatTemplate = "systems/fvtt-rolemaster-frp/templates/chat/chat_dice_roll.html";

  // Pass the Data through to be used in the Chat Message
  let chatData = {
    baseroll: baseroll,
    opeendedresults: [openendedResults],
    highopen: true,
    lowopen: false,
    total: total,
  };

  // Render the Rolls to the Chat Window
  renderTemplate(chatTemplate, chatData).then((html) => {
    let chatOptions = {
      style: CONST.CHAT_MESSAGE_STYLES.ROLL,
      rolls: rolls,
      flavor: rolltype,
      rollMode: game.settings.get("core", "rollMode"),
      content: html,
    };

    ChatMessage.create(chatOptions);
  });
}

export async function processLowOpenEndedRoll(baseroll, rolltype) {
  // Get the Base Roll followed by the Low Open Ended Roll
  let originalRoll = baseroll;
  let openendedRoll = await this.getOpenEndedRollModifier();

  // Create a rolls array for Dice So Nice integration.
  let rolls = [originalRoll, openendedRoll];

  // Create an Array to hold the Low Open Ended Roll Results and set the total to base roll
  let openendedResults = [];
  let total = Number(originalRoll.result);

  // Each time the Low Open Ended Roll is triggered add the result to an array and subtract it from the total.
  for (const rollResult of openendedRoll.dice[0].results) {
    openendedResults.push(rollResult.result);
    total = total - Number(rollResult.result);
  }

  // Define the Chat Message Template
  let chatTemplate = "systems/fvtt-rolemaster-frp/templates/chat/chat_dice_roll.html";

  // Pass the Data through to be used in the Chat Message
  let chatData = {
    baseroll: baseroll,
    rolls: rolls,
    opeendedresults: [openendedResults],
    highopen: false,
    lowopen: true,
    total: total,
  };

  // Render the Rolls to the Chat Window
  renderTemplate(chatTemplate, chatData).then((html) => {
    let chatOptions = {
      style: CONST.CHAT_MESSAGE_STYLES.ROLL,
      rolls: rolls,
      flavor: rolltype,
      rollMode: game.settings.get("core", "rollMode"),
      content: html,
    };

    ChatMessage.create(chatOptions);
  });
}