@dnb/eufemia
Version:
DNB Eufemia Design System UI Library
69 lines (68 loc) • 2.62 kB
JavaScript
;
"use client";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = useDataContextSnapshot;
var _push = _interopRequireDefault(require("core-js-pure/stable/instance/push.js"));
var _react = require("react");
var _Context = _interopRequireDefault(require("../../DataContext/Context.js"));
var _index = _interopRequireDefault(require("../../Wizard/Context/index.js"));
var _IsolationContext = _interopRequireDefault(require("./IsolationContext.js"));
var _IsolationDataReference = require("./IsolationDataReference.js");
var _structuredClone = require("../../../../shared/helpers/structuredClone.js");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function useDataContextSnapshot({
enabled
} = {}) {
const [, forceUpdate] = (0, _react.useReducer)(() => ({}), {});
const {
internalDataRef,
setData
} = (0, _react.useContext)(_Context.default);
const isolationContext = (0, _react.useContext)(_IsolationContext.default);
const hasWizard = Boolean((0, _react.useContext)(_index.default));
const [dataReferenceFallback] = (0, _react.useState)(() => {
if (enabled && !(isolationContext !== null && isolationContext !== void 0 && isolationContext.dataReference)) {
return (0, _IsolationDataReference.createDataReference)();
}
});
const {
dataReference = dataReferenceFallback,
setIsolatedData
} = isolationContext || {};
const {
snapshotRef,
eventsRef,
update,
refresh,
cleanup
} = dataReference || {};
const updateHandler = (0, _react.useCallback)((data = null) => {
update(data || (0, _structuredClone.structuredClone)(internalDataRef === null || internalDataRef === void 0 ? void 0 : internalDataRef.current));
forceUpdate();
}, [internalDataRef, update]);
(0, _react.useEffect)(() => {
if (enabled && eventsRef) {
var _context;
(0, _push.default)(_context = eventsRef.current).call(_context, updateHandler);
refresh({
deferred: hasWizard
});
}
return () => cleanup === null || cleanup === void 0 ? void 0 : cleanup(updateHandler);
}, [cleanup, enabled, eventsRef, hasWizard, refresh, updateHandler]);
const handleReset = (0, _react.useCallback)(() => {
if (snapshotRef) {
const data = (0, _structuredClone.structuredClone)(snapshotRef.current);
setIsolatedData(data);
setData(data);
updateHandler(data);
}
}, [setData, setIsolatedData, snapshotRef, updateHandler]);
return {
handleReset,
snapshotRef
};
}
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