stat-tracker/module/utils/inferRollMode.mjs

36 lines
1.1 KiB
JavaScript

/**
* A helper function to try and infer what roll mode was used when creating a
* chat message in case the roll mode was not provided during the createChatMessage
* hook for whatever reason.
*
* **Disclaimer**: This inference is not totally correct. Particularly when inferring
* a GM's message, as it won't be able to distinguish between a self-roll and a
* private GM roll when it's
*
* @param {ChatMessage} message The ChatMessage document to infer from
* @returns The Foundry-specified roll mode
*/
export function inferRollMode(message) {
const whisperCount = message.whisper.length;
if (whisperCount === 0) {
return CONST.DICE_ROLL_MODES.PUBLIC;
};
if (whisperCount === 1 && message.whisper[0] === game.user.id) {
return CONST.DICE_ROLL_MODES.SELF;
};
let allGMs = true;
for (const userID of message.whisper) {
const user = game.users.get(userID);
if (!user) { continue };
allGMs &&= user.isGM;
};
if (!allGMs) {
return CONST.DICE_ROLL_MODES.PUBLIC;
};
return message.blind
? CONST.DICE_ROLL_MODES.BLIND
: CONST.DICE_ROLL_MODES.PRIVATE;
};