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Make attributes rollable using Foundry macros

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This commit is contained in:
Oliver 2026-04-28 18:01:58 -06:00
parent 8f67bff2ec
commit 0cd8af77b2
6 changed files with 85 additions and 21 deletions
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28
module/data/Item/attribute.mjs
View file

@ -5,7 +5,7 @@ import { clamp } from "../../utils/clamp.mjs";
const { getProperty, hasProperty, setProperty } = foundry.utils;
export class AttributeItemData extends foundry.abstract.TypeDataModel {
// #region Schema
// MARK: Schema
static defineSchema() {
const fields = foundry.data.fields;
return {
@ -43,7 +43,6 @@ export class AttributeItemData extends foundry.abstract.TypeDataModel {
}),
};
};
// #endregion Schema
// #region Lifecycle
async _preCreate(data, options, user) {
@ -123,5 +122,30 @@ export class AttributeItemData extends foundry.abstract.TypeDataModel {
};
return null;
};
/**
* Executes the macro associated with this item, if the macro cannot be
* found or if the user does not permission to execute it, it will not be
* executed. This also provides some extra context into the roll data for chat
* macros, so that they can refer to the min/value/max properties of this
* specific item without actually needing to know which item called the macro.
*/
async execute() {
const macro = await fromUuid(this.trigger);
if (!macro || !macro.canExecute) { return };
// Provide the chat-specific context when required
if (macro.type === `chat`) {
Hooks.once(`taf.getRollData`, (data) => {
data.active = {
min: this.min,
value: this.value,
max: this.max,
};
});
};
await macro?.execute({ item });
};
// #endregion Methods
};

27
module/data/Item/generic.mjs
View file

@ -1,6 +1,7 @@
import { toPrecision } from "../../utils/roundToPrecision.mjs";
export class GenericItemData extends foundry.abstract.TypeDataModel {
// MARK: Schema
static defineSchema() {
const fields = foundry.data.fields;
return {
@ -35,6 +36,7 @@ export class GenericItemData extends foundry.abstract.TypeDataModel {
};
};
// #region Methods
/**
* Calculates the total weight of the item based on the quantity of it, this
* rounds the number to the nearest 2 decimal places.
@ -43,4 +45,29 @@ export class GenericItemData extends foundry.abstract.TypeDataModel {
const value = this.weight * this.quantity;
return toPrecision(Math.max(value, 0), 2);
};
/**
* Executes the macro associated with this item, if the macro cannot be
* found or if the user does not permission to execute it, it will not be
* executed. This also provides some extra context into the roll data for chat
* macros, so that they can refer to some properties of this specific item
* without actually needing to know which item called the macro.
*/
async execute() {
const macro = await fromUuid(this.trigger);
if (!macro || !macro.canExecute) { return };
// Provide the chat-specific context when required
if (macro.type === `chat`) {
Hooks.once(`taf.getRollData`, (data) => {
data.active = {
quantity: this.quantity,
equipped: this.equipped ? 1 : 0,
};
});
};
await macro?.execute({ item });
};
// #endregion Methods
};