GT2/Ejectable/node_modules/@react-navigation/native/lib/module/useLinkBuilder.js

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2021-08-16 00:14:59 +00:00
import * as React from 'react';
import { NavigationHelpersContext, getPathFromState } from '@react-navigation/core';
import LinkingContext from './LinkingContext';
const getRootStateForNavigate = (navigation, state) => {
const parent = navigation.dangerouslyGetParent();
if (parent) {
const parentState = parent.dangerouslyGetState();
return getRootStateForNavigate(parent, {
index: 0,
routes: [{ ...parentState.routes[parentState.index],
state: state
}]
});
}
return state;
};
/**
* Build destination link for a navigate action.
* Useful for showing anchor tags on the web for buttons that perform navigation.
*/
export default function useLinkBuilder() {
const navigation = React.useContext(NavigationHelpersContext);
const linking = React.useContext(LinkingContext);
const buildLink = React.useCallback((name, params) => {
const {
options
} = linking;
if ((options === null || options === void 0 ? void 0 : options.enabled) === false) {
return undefined;
}
const state = navigation ? getRootStateForNavigate(navigation, {
index: 0,
routes: [{
name,
params
}]
}) : // If we couldn't find a navigation object in context, we're at root
// So we'll construct a basic state object to use
{
index: 0,
routes: [{
name,
params
}]
};
const path = (options === null || options === void 0 ? void 0 : options.getPathFromState) ? options.getPathFromState(state, options === null || options === void 0 ? void 0 : options.config) : getPathFromState(state, options === null || options === void 0 ? void 0 : options.config);
return path;
}, [linking, navigation]);
return buildLink;
}
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