mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-12-23 01:39:44 +01:00
37 lines
1.1 KiB
JavaScript
37 lines
1.1 KiB
JavaScript
import { createSelector } from 'reselect';
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export const selectFragments = (state) => state.metamask.fragments;
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export const selectFragmentBySuccessEvent = createSelector(
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selectFragments,
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(_, fragmentOptions) => fragmentOptions,
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(fragments, fragmentOptions) => {
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if (fragmentOptions.persist) {
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return Object.values(fragments).find(
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(fragment) => fragment.successEvent === fragmentOptions.successEvent,
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);
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}
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return undefined;
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},
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);
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export const selectFragmentById = createSelector(
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selectFragments,
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(_, fragmentId) => fragmentId,
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(fragments, fragmentId) => {
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// A valid existing fragment must exist in state.
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// If these conditions are not meant we will create a new fragment.
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if (fragmentId && fragments?.[fragmentId]) {
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return fragments[fragmentId];
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}
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return undefined;
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},
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);
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export const selectMatchingFragment = createSelector(
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(state, params) =>
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selectFragmentBySuccessEvent(state, params.fragmentOptions),
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(state, params) => selectFragmentById(state, params.existingId),
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(matchedBySuccessEvent, matchedById) => matchedById ?? matchedBySuccessEvent,
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);
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