convex
Version:
Client for the Convex Cloud
64 lines (63 loc) • 2.53 kB
JavaScript
;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var use_queries_exports = {};
__export(use_queries_exports, {
useQueries: () => useQueries,
useQueriesHelper: () => useQueriesHelper
});
module.exports = __toCommonJS(use_queries_exports);
var import_react = require("react");
var import_client = require("./client.js");
var import_queries_observer = require("./queries_observer.js");
var import_use_subscription = require("./use_subscription.js");
function useQueries(queries) {
const convex = (0, import_client.useConvex)();
if (convex === void 0) {
throw new Error(
"Could not find Convex client! `useQuery` must be used in the React component tree under `ConvexProvider`. Did you forget it? See https://docs.convex.dev/quick-start#set-up-convex-in-your-react-app"
);
}
const createWatch = (0, import_react.useMemo)(() => {
return (query, args, journal) => {
return convex.watchQuery(query, args, { journal });
};
}, [convex]);
return useQueriesHelper(queries, createWatch);
}
function useQueriesHelper(queries, createWatch) {
const [observer] = (0, import_react.useState)(() => new import_queries_observer.QueriesObserver(createWatch));
if (observer.createWatch !== createWatch) {
observer.setCreateWatch(createWatch);
}
(0, import_react.useEffect)(() => () => observer.destroy(), [observer]);
const subscription = (0, import_react.useMemo)(
() => ({
getCurrentValue: () => {
return observer.getLocalResults(queries);
},
subscribe: (callback) => {
observer.setQueries(queries);
return observer.subscribe(callback);
}
}),
[observer, queries]
);
return (0, import_use_subscription.useSubscription)(subscription);
}
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