63 lines
2.0 KiB
JavaScript
63 lines
2.0 KiB
JavaScript
"use strict";
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var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
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exports.__esModule = true;
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exports.useQueries = useQueries;
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var _react = _interopRequireWildcard(require("react"));
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var _notifyManager = require("../core/notifyManager");
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var _queriesObserver = require("../core/queriesObserver");
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var _QueryClientProvider = require("./QueryClientProvider");
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function useQueries(queries) {
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var mountedRef = _react.default.useRef(false);
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var _React$useState = _react.default.useState(0),
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forceUpdate = _React$useState[1];
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var queryClient = (0, _QueryClientProvider.useQueryClient)();
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var defaultedQueries = (0, _react.useMemo)(function () {
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return queries.map(function (options) {
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var defaultedOptions = queryClient.defaultQueryObserverOptions(options); // Make sure the results are already in fetching state before subscribing or updating options
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defaultedOptions.optimisticResults = true;
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return defaultedOptions;
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});
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}, [queries, queryClient]);
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var _React$useState2 = _react.default.useState(function () {
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return new _queriesObserver.QueriesObserver(queryClient, defaultedQueries);
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}),
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observer = _React$useState2[0];
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var result = observer.getOptimisticResult(defaultedQueries);
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_react.default.useEffect(function () {
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mountedRef.current = true;
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var unsubscribe = observer.subscribe(_notifyManager.notifyManager.batchCalls(function () {
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if (mountedRef.current) {
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forceUpdate(function (x) {
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return x + 1;
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});
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}
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}));
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return function () {
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mountedRef.current = false;
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unsubscribe();
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};
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}, [observer]);
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_react.default.useEffect(function () {
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// Do not notify on updates because of changes in the options because
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// these changes should already be reflected in the optimistic result.
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observer.setQueries(defaultedQueries, {
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listeners: false
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});
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}, [defaultedQueries, observer]);
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return result;
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} |