31 lines
860 B
TypeScript
31 lines
860 B
TypeScript
import * as React from "react";
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import Model from "~/models/base/Model";
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import useStores from "./useStores";
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/**
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* Retrieve the abilities of a policy for a given entity, if the policy is not
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* located in the store, it will be fetched from the server.
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*
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* @param entity The model or model id
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* @returns The policy for the model
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*/
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export default function usePolicy(entity?: string | Model | null) {
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const { policies } = useStores();
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const entityId = entity
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? typeof entity === "string"
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? entity
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: entity.id
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: "";
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React.useEffect(() => {
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if (entity && typeof entity !== "string") {
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// The policy for this model is missing, reload relationships for this model.
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if (!policies.get(entity.id)) {
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void entity.loadRelations();
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}
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}
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}, [policies, entity]);
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return policies.abilities(entityId);
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}
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