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metamask-extension/ui/hooks/useMethodData.js
Mark Stacey 3732c5f71e
Add JSDoc ESLint rules (#12112)
ESLint rules have been added to enforce our JSDoc conventions. These
rules were introduced by updating `@metamask/eslint-config` to v9.

Some of the rules have been disabled because the effort to fix all lint
errors was too high. It might be easiest to enable these rules one
directory at a time, or one rule at a time.

Most of the changes in this PR were a result of running
`yarn lint:fix`. There were a handful of manual changes that seemed
obvious and simple to make. Anything beyond that and the rule was left
disabled.
2022-01-07 12:27:33 -03:30

37 lines
1.4 KiB
JavaScript

import { useEffect, useCallback } from 'react';
import { useDispatch, useSelector } from 'react-redux';
import { getContractMethodData as getContractMethodDataAction } from '../store/actions';
import { getKnownMethodData } from '../selectors/selectors';
/**
* Access known method data and attempt to resolve unknown method data
*
* encapsulates an effect that will fetch methodData when the component mounts,
* and subsequently anytime the provided data attribute changes. Note that
* the getContractMethodData action handles over-fetching prevention, first checking
* if the data is in the store and returning it directly. While using this hook
* in multiple places in a tree for the same data will create extra event ticks and
* hit the action more frequently, it should only ever result in a single store update
*
* @param {string} data - the transaction data to find method data for
* @returns {Object} contract method data
*/
export function useMethodData(data) {
const dispatch = useDispatch();
const knownMethodData = useSelector((state) =>
getKnownMethodData(state, data),
);
const getContractMethodData = useCallback(
(methodData) => dispatch(getContractMethodDataAction(methodData)),
[dispatch],
);
useEffect(() => {
if (data) {
getContractMethodData(data);
}
}, [getContractMethodData, data]);
return knownMethodData;
}