ra-core
Version:
Core components of react-admin, a frontend Framework for building admin applications on top of REST services, using ES6, React
41 lines • 1.52 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.useOptionalSourceContext = exports.useSourceContext = exports.SourceContextProvider = exports.SourceContext = void 0;
const react_1 = require("react");
/**
* Context that provides a function that accept a source and return getters for the modified source and label.
*
* This allows some special inputs to prefix or suffix the source of their children.
*
* @example
* const sourceContext = {
* getSource: source => `coordinates.${source}`,
* getLabel: source => `resources.posts.fields.${source}`,
* }
* const CoordinatesInput = () => {
* return (
* <SourceContextProvider value={sourceContext}>
* <TextInput source="lat" />
* <TextInput source="lng" />
* </SourceContextProvider>
* );
* };
*/
exports.SourceContext = (0, react_1.createContext)(undefined);
exports.SourceContext.displayName = 'SourceContext';
const defaultContextValue = {
getSource: (source) => source,
getLabel: (source) => source,
};
exports.SourceContextProvider = exports.SourceContext.Provider;
const useSourceContext = () => {
const context = (0, react_1.useContext)(exports.SourceContext);
if (!context) {
return defaultContextValue;
}
return context;
};
exports.useSourceContext = useSourceContext;
const useOptionalSourceContext = () => (0, react_1.useContext)(exports.SourceContext);
exports.useOptionalSourceContext = useOptionalSourceContext;
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