@tanstack/react-db/dist/esm/source-id-bindings.js

React integration for @tanstack/db

import { isCollection, BaseQueryBuilder, IR } from "@tanstack/db";
const sourceObjectTokens = /* @__PURE__ */ new WeakMap();
let nextSourceObjectToken = 0;
function getSourceObjectToken(source) {
  let id = sourceObjectTokens.get(source);
  if (id === void 0) {
    id = ++nextSourceObjectToken;
    sourceObjectTokens.set(source, id);
  }
  return id;
}
function getPreparedSources(preparedValue) {
  if (isCollection(preparedValue)) return [preparedValue];
  const query = preparedValue instanceof BaseQueryBuilder ? preparedValue : preparedValue && typeof preparedValue === `object` && `query` in preparedValue && preparedValue.query instanceof BaseQueryBuilder ? preparedValue.query : void 0;
  return query ? IR.collectCollectionSources(query._getQuery()).map(
    ({ collection }) => collection
  ) : [];
}
function createSourceIdBindings() {
  return { unscoped: /* @__PURE__ */ new Map(), byClient: /* @__PURE__ */ new WeakMap() };
}
function claimSourceIds(bindings, preparedValue, client, hookName, release) {
  const prior = client ? bindings.byClient.get(client) : bindings.unscoped;
  const seen = /* @__PURE__ */ new Map();
  for (const source of getPreparedSources(preparedValue)) {
    const token = getSourceObjectToken(source);
    const previous = seen.get(source.id) ?? prior?.get(source.id);
    if (previous !== void 0 && previous !== token) {
      release();
      throw new Error(
        `[${hookName}] Source Collection "${source.id}" was replaced by a different Collection with the same ID while this hook is mounted. Unmount the hook and clean up its previous source and client scope before reusing the ID.`
      );
    }
    seen.set(source.id, token);
  }
  const claimed = prior ?? /* @__PURE__ */ new Map();
  for (const [id, token] of seen) claimed.set(id, token);
  if (client) bindings.byClient.set(client, claimed);
}
function resumeSyncStarts(collections) {
  const pending = Array.from(collections);
  collections.clear();
  const errors = [];
  for (const collection of pending) {
    try {
      collection._resumeSyncStart();
    } catch (error) {
      errors.push(error);
    }
  }
  if (errors.length) throw errors[0];
}
export {
  claimSourceIds,
  createSourceIdBindings,
  getPreparedSources,
  getSourceObjectToken,
  resumeSyncStarts
};
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