ds4/src/macros/roll-item.js

83 lines
2.5 KiB
JavaScript

// SPDX-FileCopyrightText: 2021 Johannes Loher
//
// SPDX-License-Identifier: MIT
import { DS4Item } from "../documents/item/item";
import { notifications } from "../ui/notifications";
import { getGame } from "../utils/utils";
import { getActiveActorAndToken } from "./helpers";
/**
* Create a macro from an item drop.
* Get an existing roll item macro if one exists, otherwise create a new one.
* @param {object} data The item drop data
* @param {string} slot The hotbar slot to use
* @returns {Promise<void>} A promise that resolves once the macro has been created.
*/
export async function createRollItemMacro(data, slot) {
const item = await Item.implementation.fromDropData(data);
if (!item.parent) {
return notifications.warn(getGame().i18n.localize("DS4.WarningMacrosCanOnlyBeCreatedForOwnedItems"));
}
if (!DS4Item.rollableItemTypes.includes(item.type)) {
return notifications.warn(
getGame().i18n.format("DS4.WarningItemIsNotRollable", {
name: item.name,
id: item.id,
type: item.type,
}),
);
}
const macro = await getOrCreateRollItemMacro(item);
await getGame().user?.assignHotbarMacro(macro ?? null, slot);
}
/**
* @param {object} item The item
* @returns {Promise<Macro | undefined>} A promise that resolves to the created macro
*/
async function getOrCreateRollItemMacro(item) {
const command = `game.ds4.macros.rollItem("${item.id}");`;
const existingMacro = getGame().macros?.find((m) => m.name === item.name && m.command === command);
if (existingMacro) {
return existingMacro;
}
return Macro.create(
{
command,
name: item.name,
type: "script",
img: item.img,
flags: { "ds4.itemMacro": true },
},
{ renderSheet: false },
);
}
/**
* Executes the roll item macro for the item associated to the given `itemId`.
* @param {string} itemId The id of the item to roll
* @returns {Promise<void>} A promise that resolves once the item has been rolled.
*/
export async function rollItem(itemId) {
const { actor, token } = getActiveActorAndToken();
if (!actor) {
return notifications.warn(getGame().i18n.localize("DS4.WarningMustControlActorToUseRollItemMacro"));
}
const item = actor.items.get(itemId);
if (!item) {
return notifications.warn(
getGame().i18n.format("DS4.WarningControlledActorDoesNotHaveItem", {
actorName: actor.name,
actorId: actor.id,
itemId,
}),
);
}
return item.roll({ speaker: { token } }).catch((e) => notifications.error(e, { log: true }));
}