@apollo/client/core/QueryManager.js

import { __assign, __awaiter, __generator } from "tslib";
import { invariant, InvariantError } from "../utilities/globals/index.js";
import { equal } from '@wry/equality';
import { execute } from "../link/core/index.js";
import { isExecutionPatchIncrementalResult, isExecutionPatchResult, } from "../utilities/common/incrementalResult.js";
import { canonicalStringify } from "../cache/index.js";
import { getDefaultValues, getOperationDefinition, getOperationName, hasClientExports, graphQLResultHasError, getGraphQLErrorsFromResult, removeConnectionDirectiveFromDocument, canUseWeakMap, Observable, asyncMap, isNonEmptyArray, Concast, makeUniqueId, isDocumentNode, isNonNullObject, } from "../utilities/index.js";
import { mergeIncrementalData } from "../utilities/common/incrementalResult.js";
import { ApolloError, isApolloError, graphQLResultHasProtocolErrors } from "../errors/index.js";
import { ObservableQuery, logMissingFieldErrors } from "./ObservableQuery.js";
import { NetworkStatus, isNetworkRequestInFlight } from "./networkStatus.js";
import { LocalState } from "./LocalState.js";
import { QueryInfo, shouldWriteResult, } from "./QueryInfo.js";
import { PROTOCOL_ERRORS_SYMBOL } from "../errors/index.js";
var hasOwnProperty = Object.prototype.hasOwnProperty;
var QueryManager = (function () {
    function QueryManager(_a) {
        var cache = _a.cache, link = _a.link, defaultOptions = _a.defaultOptions, _b = _a.queryDeduplication, queryDeduplication = _b === void 0 ? false : _b, onBroadcast = _a.onBroadcast, _c = _a.ssrMode, ssrMode = _c === void 0 ? false : _c, _d = _a.clientAwareness, clientAwareness = _d === void 0 ? {} : _d, localState = _a.localState, assumeImmutableResults = _a.assumeImmutableResults;
        this.clientAwareness = {};
        this.queries = new Map();
        this.fetchCancelFns = new Map();
        this.transformCache = new (canUseWeakMap ? WeakMap : Map)();
        this.queryIdCounter = 1;
        this.requestIdCounter = 1;
        this.mutationIdCounter = 1;
        this.inFlightLinkObservables = new Map();
        this.cache = cache;
        this.link = link;
        this.defaultOptions = defaultOptions || Object.create(null);
        this.queryDeduplication = queryDeduplication;
        this.clientAwareness = clientAwareness;
        this.localState = localState || new LocalState({ cache: cache });
        this.ssrMode = ssrMode;
        this.assumeImmutableResults = !!assumeImmutableResults;
        if ((this.onBroadcast = onBroadcast)) {
            this.mutationStore = Object.create(null);
        }
    }
    QueryManager.prototype.stop = function () {
        var _this = this;
        this.queries.forEach(function (_info, queryId) {
            _this.stopQueryNoBroadcast(queryId);
        });
        this.cancelPendingFetches(__DEV__ ? new InvariantError('QueryManager stopped while query was in flight') : new InvariantError(14));
    };
    QueryManager.prototype.cancelPendingFetches = function (error) {
        this.fetchCancelFns.forEach(function (cancel) { return cancel(error); });
        this.fetchCancelFns.clear();
    };
    QueryManager.prototype.mutate = function (_a) {
        var _b, _c;
        var mutation = _a.mutation, variables = _a.variables, optimisticResponse = _a.optimisticResponse, updateQueries = _a.updateQueries, _d = _a.refetchQueries, refetchQueries = _d === void 0 ? [] : _d, _e = _a.awaitRefetchQueries, awaitRefetchQueries = _e === void 0 ? false : _e, updateWithProxyFn = _a.update, onQueryUpdated = _a.onQueryUpdated, _f = _a.fetchPolicy, fetchPolicy = _f === void 0 ? ((_b = this.defaultOptions.mutate) === null || _b === void 0 ? void 0 : _b.fetchPolicy) || "network-only" : _f, _g = _a.errorPolicy, errorPolicy = _g === void 0 ? ((_c = this.defaultOptions.mutate) === null || _c === void 0 ? void 0 : _c.errorPolicy) || "none" : _g, keepRootFields = _a.keepRootFields, context = _a.context;
        return __awaiter(this, void 0, void 0, function () {
            var mutationId, _h, document, hasClientExports, mutationStoreValue, self;
            return __generator(this, function (_j) {
                switch (_j.label) {
                    case 0:
                        __DEV__ ? invariant(mutation, 'mutation option is required. You must specify your GraphQL document in the mutation option.') : invariant(mutation, 15);
                        __DEV__ ? invariant(fetchPolicy === 'network-only' ||
                            fetchPolicy === 'no-cache', "Mutations support only 'network-only' or 'no-cache' fetchPolicy strings. The default `network-only` behavior automatically writes mutation results to the cache. Passing `no-cache` skips the cache write.") : invariant(fetchPolicy === 'network-only' ||
                            fetchPolicy === 'no-cache', 16);
                        mutationId = this.generateMutationId();
                        _h = this.transform(mutation), document = _h.document, hasClientExports = _h.hasClientExports;
                        mutation = this.cache.transformForLink(document);
                        variables = this.getVariables(mutation, variables);
                        if (!hasClientExports) return [3, 2];
                        return [4, this.localState.addExportedVariables(mutation, variables, context)];
                    case 1:
                        variables = (_j.sent());
                        _j.label = 2;
                    case 2:
                        mutationStoreValue = this.mutationStore &&
                            (this.mutationStore[mutationId] = {
                                mutation: mutation,
                                variables: variables,
                                loading: true,
                                error: null,
                            });
                        if (optimisticResponse) {
                            this.markMutationOptimistic(optimisticResponse, {
                                mutationId: mutationId,
                                document: mutation,
                                variables: variables,
                                fetchPolicy: fetchPolicy,
                                errorPolicy: errorPolicy,
                                context: context,
                                updateQueries: updateQueries,
                                update: updateWithProxyFn,
                                keepRootFields: keepRootFields,
                            });
                        }
                        this.broadcastQueries();
                        self = this;
                        return [2, new Promise(function (resolve, reject) {
                                return asyncMap(self.getObservableFromLink(mutation, __assign(__assign({}, context), { optimisticResponse: optimisticResponse }), variables, false), function (result) {
                                    if (graphQLResultHasError(result) && errorPolicy === 'none') {
                                        throw new ApolloError({
                                            graphQLErrors: getGraphQLErrorsFromResult(result),
                                        });
                                    }
                                    if (mutationStoreValue) {
                                        mutationStoreValue.loading = false;
                                        mutationStoreValue.error = null;
                                    }
                                    var storeResult = __assign({}, result);
                                    if (typeof refetchQueries === "function") {
                                        refetchQueries = refetchQueries(storeResult);
                                    }
                                    if (errorPolicy === 'ignore' &&
                                        graphQLResultHasError(storeResult)) {
                                        delete storeResult.errors;
                                    }
                                    return self.markMutationResult({
                                        mutationId: mutationId,
                                        result: storeResult,
                                        document: mutation,
                                        variables: variables,
                                        fetchPolicy: fetchPolicy,
                                        errorPolicy: errorPolicy,
                                        context: context,
                                        update: updateWithProxyFn,
                                        updateQueries: updateQueries,
                                        awaitRefetchQueries: awaitRefetchQueries,
                                        refetchQueries: refetchQueries,
                                        removeOptimistic: optimisticResponse ? mutationId : void 0,
                                        onQueryUpdated: onQueryUpdated,
                                        keepRootFields: keepRootFields,
                                    });
                                }).subscribe({
                                    next: function (storeResult) {
                                        self.broadcastQueries();
                                        if (!('hasNext' in storeResult) || storeResult.hasNext === false) {
                                            resolve(storeResult);
                                        }
                                    },
                                    error: function (err) {
                                        if (mutationStoreValue) {
                                            mutationStoreValue.loading = false;
                                            mutationStoreValue.error = err;
                                        }
                                        if (optimisticResponse) {
                                            self.cache.removeOptimistic(mutationId);
                                        }
                                        self.broadcastQueries();
                                        reject(err instanceof ApolloError ? err : new ApolloError({
                                            networkError: err,
                                        }));
                                    },
                                });
                            })];
                }
            });
        });
    };
    QueryManager.prototype.markMutationResult = function (mutation, cache) {
        var _this = this;
        if (cache === void 0) { cache = this.cache; }
        var result = mutation.result;
        var cacheWrites = [];
        var skipCache = mutation.fetchPolicy === "no-cache";
        if (!skipCache && shouldWriteResult(result, mutation.errorPolicy)) {
            if (!isExecutionPatchIncrementalResult(result)) {
                cacheWrites.push({
                    result: result.data,
                    dataId: 'ROOT_MUTATION',
                    query: mutation.document,
                    variables: mutation.variables,
                });
            }
            if (isExecutionPatchIncrementalResult(result) && isNonEmptyArray(result.incremental)) {
                var diff = cache.diff({
                    id: "ROOT_MUTATION",
                    query: this.transform(mutation.document).asQuery,
                    variables: mutation.variables,
                    optimistic: false,
                    returnPartialData: true,
                });
                var mergedData = void 0;
                if (diff.result) {
                    mergedData = mergeIncrementalData(diff.result, result);
                }
                if (typeof mergedData !== 'undefined') {
                    result.data = mergedData;
                    cacheWrites.push({
                        result: mergedData,
                        dataId: 'ROOT_MUTATION',
                        query: mutation.document,
                        variables: mutation.variables,
                    });
                }
            }
            var updateQueries_1 = mutation.updateQueries;
            if (updateQueries_1) {
                this.queries.forEach(function (_a, queryId) {
                    var observableQuery = _a.observableQuery;
                    var queryName = observableQuery && observableQuery.queryName;
                    if (!queryName || !hasOwnProperty.call(updateQueries_1, queryName)) {
                        return;
                    }
                    var updater = updateQueries_1[queryName];
                    var _b = _this.queries.get(queryId), document = _b.document, variables = _b.variables;
                    var _c = cache.diff({
                        query: document,
                        variables: variables,
                        returnPartialData: true,
                        optimistic: false,
                    }), currentQueryResult = _c.result, complete = _c.complete;
                    if (complete && currentQueryResult) {
                        var nextQueryResult = updater(currentQueryResult, {
                            mutationResult: result,
                            queryName: document && getOperationName(document) || void 0,
                            queryVariables: variables,
                        });
                        if (nextQueryResult) {
                            cacheWrites.push({
                                result: nextQueryResult,
                                dataId: 'ROOT_QUERY',
                                query: document,
                                variables: variables,
                            });
                        }
                    }
                });
            }
        }
        if (cacheWrites.length > 0 ||
            mutation.refetchQueries ||
            mutation.update ||
            mutation.onQueryUpdated ||
            mutation.removeOptimistic) {
            var results_1 = [];
            this.refetchQueries({
                updateCache: function (cache) {
                    if (!skipCache) {
                        cacheWrites.forEach(function (write) { return cache.write(write); });
                    }
                    var update = mutation.update;
                    var isFinalResult = !isExecutionPatchResult(result) ||
                        (isExecutionPatchIncrementalResult(result) && !result.hasNext);
                    if (update) {
                        if (!skipCache) {
                            var diff = cache.diff({
                                id: "ROOT_MUTATION",
                                query: _this.transform(mutation.document).asQuery,
                                variables: mutation.variables,
                                optimistic: false,
                                returnPartialData: true,
                            });
                            if (diff.complete) {
                                result = __assign(__assign({}, result), { data: diff.result });
                                if ('incremental' in result) {
                                    delete result.incremental;
                                }
                                if ('hasNext' in result) {
                                    delete result.hasNext;
                                }
                            }
                        }
                        if (isFinalResult) {
                            update(cache, result, {
                                context: mutation.context,
                                variables: mutation.variables,
                            });
                        }
                    }
                    if (!skipCache && !mutation.keepRootFields && isFinalResult) {
                        cache.modify({
                            id: 'ROOT_MUTATION',
                            fields: function (value, _a) {
                                var fieldName = _a.fieldName, DELETE = _a.DELETE;
                                return fieldName === "__typename" ? value : DELETE;
                            },
                        });
                    }
                },
                include: mutation.refetchQueries,
                optimistic: false,
                removeOptimistic: mutation.removeOptimistic,
                onQueryUpdated: mutation.onQueryUpdated || null,
            }).forEach(function (result) { return results_1.push(result); });
            if (mutation.awaitRefetchQueries || mutation.onQueryUpdated) {
                return Promise.all(results_1).then(function () { return result; });
            }
        }
        return Promise.resolve(result);
    };
    QueryManager.prototype.markMutationOptimistic = function (optimisticResponse, mutation) {
        var _this = this;
        var data = typeof optimisticResponse === "function"
            ? optimisticResponse(mutation.variables)
            : optimisticResponse;
        return this.cache.recordOptimisticTransaction(function (cache) {
            try {
                _this.markMutationResult(__assign(__assign({}, mutation), { result: { data: data } }), cache);
            }
            catch (error) {
                __DEV__ && invariant.error(error);
            }
        }, mutation.mutationId);
    };
    QueryManager.prototype.fetchQuery = function (queryId, options, networkStatus) {
        return this.fetchQueryObservable(queryId, options, networkStatus).promise;
    };
    QueryManager.prototype.getQueryStore = function () {
        var store = Object.create(null);
        this.queries.forEach(function (info, queryId) {
            store[queryId] = {
                variables: info.variables,
                networkStatus: info.networkStatus,
                networkError: info.networkError,
                graphQLErrors: info.graphQLErrors,
            };
        });
        return store;
    };
    QueryManager.prototype.resetErrors = function (queryId) {
        var queryInfo = this.queries.get(queryId);
        if (queryInfo) {
            queryInfo.networkError = undefined;
            queryInfo.graphQLErrors = [];
        }
    };
    QueryManager.prototype.transform = function (document) {
        var transformCache = this.transformCache;
        if (!transformCache.has(document)) {
            var transformed = this.cache.transformDocument(document);
            var noConnection = removeConnectionDirectiveFromDocument(transformed);
            var clientQuery = this.localState.clientQuery(transformed);
            var serverQuery = noConnection && this.localState.serverQuery(noConnection);
            var cacheEntry_1 = {
                document: transformed,
                hasClientExports: hasClientExports(transformed),
                hasForcedResolvers: this.localState.shouldForceResolvers(transformed),
                clientQuery: clientQuery,
                serverQuery: serverQuery,
                defaultVars: getDefaultValues(getOperationDefinition(transformed)),
                asQuery: __assign(__assign({}, transformed), { definitions: transformed.definitions.map(function (def) {
                        if (def.kind === "OperationDefinition" &&
                            def.operation !== "query") {
                            return __assign(__assign({}, def), { operation: "query" });
                        }
                        return def;
                    }) })
            };
            var add = function (doc) {
                if (doc && !transformCache.has(doc)) {
                    transformCache.set(doc, cacheEntry_1);
                }
            };
            add(document);
            add(transformed);
            add(clientQuery);
            add(serverQuery);
        }
        return transformCache.get(document);
    };
    QueryManager.prototype.getVariables = function (document, variables) {
        return __assign(__assign({}, this.transform(document).defaultVars), variables);
    };
    QueryManager.prototype.watchQuery = function (options) {
        options = __assign(__assign({}, options), { variables: this.getVariables(options.query, options.variables) });
        if (typeof options.notifyOnNetworkStatusChange === 'undefined') {
            options.notifyOnNetworkStatusChange = false;
        }
        var queryInfo = new QueryInfo(this);
        var observable = new ObservableQuery({
            queryManager: this,
            queryInfo: queryInfo,
            options: options,
        });
        this.queries.set(observable.queryId, queryInfo);
        queryInfo.init({
            document: observable.query,
            observableQuery: observable,
            variables: observable.variables,
        });
        return observable;
    };
    QueryManager.prototype.query = function (options, queryId) {
        var _this = this;
        if (queryId === void 0) { queryId = this.generateQueryId(); }
        __DEV__ ? invariant(options.query, 'query option is required. You must specify your GraphQL document ' +
            'in the query option.') : invariant(options.query, 17);
        __DEV__ ? invariant(options.query.kind === 'Document', 'You must wrap the query string in a "gql" tag.') : invariant(options.query.kind === 'Document', 18);
        __DEV__ ? invariant(!options.returnPartialData, 'returnPartialData option only supported on watchQuery.') : invariant(!options.returnPartialData, 19);
        __DEV__ ? invariant(!options.pollInterval, 'pollInterval option only supported on watchQuery.') : invariant(!options.pollInterval, 20);
        return this.fetchQuery(queryId, options).finally(function () { return _this.stopQuery(queryId); });
    };
    QueryManager.prototype.generateQueryId = function () {
        return String(this.queryIdCounter++);
    };
    QueryManager.prototype.generateRequestId = function () {
        return this.requestIdCounter++;
    };
    QueryManager.prototype.generateMutationId = function () {
        return String(this.mutationIdCounter++);
    };
    QueryManager.prototype.stopQueryInStore = function (queryId) {
        this.stopQueryInStoreNoBroadcast(queryId);
        this.broadcastQueries();
    };
    QueryManager.prototype.stopQueryInStoreNoBroadcast = function (queryId) {
        var queryInfo = this.queries.get(queryId);
        if (queryInfo)
            queryInfo.stop();
    };
    QueryManager.prototype.clearStore = function (options) {
        if (options === void 0) { options = {
            discardWatches: true,
        }; }
        this.cancelPendingFetches(__DEV__ ? new InvariantError('Store reset while query was in flight (not completed in link chain)') : new InvariantError(21));
        this.queries.forEach(function (queryInfo) {
            if (queryInfo.observableQuery) {
                queryInfo.networkStatus = NetworkStatus.loading;
            }
            else {
                queryInfo.stop();
            }
        });
        if (this.mutationStore) {
            this.mutationStore = Object.create(null);
        }
        return this.cache.reset(options);
    };
    QueryManager.prototype.getObservableQueries = function (include) {
        var _this = this;
        if (include === void 0) { include = "active"; }
        var queries = new Map();
        var queryNamesAndDocs = new Map();
        var legacyQueryOptions = new Set();
        if (Array.isArray(include)) {
            include.forEach(function (desc) {
                if (typeof desc === "string") {
                    queryNamesAndDocs.set(desc, false);
                }
                else if (isDocumentNode(desc)) {
                    queryNamesAndDocs.set(_this.transform(desc).document, false);
                }
                else if (isNonNullObject(desc) && desc.query) {
                    legacyQueryOptions.add(desc);
                }
            });
        }
        this.queries.forEach(function (_a, queryId) {
            var oq = _a.observableQuery, document = _a.document;
            if (oq) {
                if (include === "all") {
                    queries.set(queryId, oq);
                    return;
                }
                var queryName = oq.queryName, fetchPolicy = oq.options.fetchPolicy;
                if (fetchPolicy === "standby" ||
                    (include === "active" && !oq.hasObservers())) {
                    return;
                }
                if (include === "active" ||
                    (queryName && queryNamesAndDocs.has(queryName)) ||
                    (document && queryNamesAndDocs.has(document))) {
                    queries.set(queryId, oq);
                    if (queryName)
                        queryNamesAndDocs.set(queryName, true);
                    if (document)
                        queryNamesAndDocs.set(document, true);
                }
            }
        });
        if (legacyQueryOptions.size) {
            legacyQueryOptions.forEach(function (options) {
                var queryId = makeUniqueId("legacyOneTimeQuery");
                var queryInfo = _this.getQuery(queryId).init({
                    document: options.query,
                    variables: options.variables,
                });
                var oq = new ObservableQuery({
                    queryManager: _this,
                    queryInfo: queryInfo,
                    options: __assign(__assign({}, options), { fetchPolicy: "network-only" }),
                });
                invariant(oq.queryId === queryId);
                queryInfo.setObservableQuery(oq);
                queries.set(queryId, oq);
            });
        }
        if (__DEV__ && queryNamesAndDocs.size) {
            queryNamesAndDocs.forEach(function (included, nameOrDoc) {
                if (!included) {
                    __DEV__ && invariant.warn("Unknown query ".concat(typeof nameOrDoc === "string" ? "named " : "").concat(JSON.stringify(nameOrDoc, null, 2), " requested in refetchQueries options.include array"));
                }
            });
        }
        return queries;
    };
    QueryManager.prototype.reFetchObservableQueries = function (includeStandby) {
        var _this = this;
        if (includeStandby === void 0) { includeStandby = false; }
        var observableQueryPromises = [];
        this.getObservableQueries(includeStandby ? "all" : "active").forEach(function (observableQuery, queryId) {
            var fetchPolicy = observableQuery.options.fetchPolicy;
            observableQuery.resetLastResults();
            if (includeStandby ||
                (fetchPolicy !== "standby" &&
                    fetchPolicy !== "cache-only")) {
                observableQueryPromises.push(observableQuery.refetch());
            }
            _this.getQuery(queryId).setDiff(null);
        });
        this.broadcastQueries();
        return Promise.all(observableQueryPromises);
    };
    QueryManager.prototype.setObservableQuery = function (observableQuery) {
        this.getQuery(observableQuery.queryId).setObservableQuery(observableQuery);
    };
    QueryManager.prototype.startGraphQLSubscription = function (_a) {
        var _this = this;
        var query = _a.query, fetchPolicy = _a.fetchPolicy, errorPolicy = _a.errorPolicy, variables = _a.variables, _b = _a.context, context = _b === void 0 ? {} : _b;
        query = this.transform(query).document;
        variables = this.getVariables(query, variables);
        var makeObservable = function (variables) {
            return _this.getObservableFromLink(query, context, variables).map(function (result) {
                if (fetchPolicy !== 'no-cache') {
                    if (shouldWriteResult(result, errorPolicy)) {
                        _this.cache.write({
                            query: query,
                            result: result.data,
                            dataId: 'ROOT_SUBSCRIPTION',
                            variables: variables,
                        });
                    }
                    _this.broadcastQueries();
                }
                var hasErrors = graphQLResultHasError(result);
                var hasProtocolErrors = graphQLResultHasProtocolErrors(result);
                if (hasErrors || hasProtocolErrors) {
                    var errors = {};
                    if (hasErrors) {
                        errors.graphQLErrors = result.errors;
                    }
                    if (hasProtocolErrors) {
                        errors.protocolErrors = result.extensions[PROTOCOL_ERRORS_SYMBOL];
                    }
                    throw new ApolloError(errors);
                }
                return result;
            });
        };
        if (this.transform(query).hasClientExports) {
            var observablePromise_1 = this.localState.addExportedVariables(query, variables, context).then(makeObservable);
            return new Observable(function (observer) {
                var sub = null;
                observablePromise_1.then(function (observable) { return sub = observable.subscribe(observer); }, observer.error);
                return function () { return sub && sub.unsubscribe(); };
            });
        }
        return makeObservable(variables);
    };
    QueryManager.prototype.stopQuery = function (queryId) {
        this.stopQueryNoBroadcast(queryId);
        this.broadcastQueries();
    };
    QueryManager.prototype.stopQueryNoBroadcast = function (queryId) {
        this.stopQueryInStoreNoBroadcast(queryId);
        this.removeQuery(queryId);
    };
    QueryManager.prototype.removeQuery = function (queryId) {
        this.fetchCancelFns.delete(queryId);
        if (this.queries.has(queryId)) {
            this.getQuery(queryId).stop();
            this.queries.delete(queryId);
        }
    };
    QueryManager.prototype.broadcastQueries = function () {
        if (this.onBroadcast)
            this.onBroadcast();
        this.queries.forEach(function (info) { return info.notify(); });
    };
    QueryManager.prototype.getLocalState = function () {
        return this.localState;
    };
    QueryManager.prototype.getObservableFromLink = function (query, context, variables, deduplication) {
        var _this = this;
        var _a;
        if (deduplication === void 0) { deduplication = (_a = context === null || context === void 0 ? void 0 : context.queryDeduplication) !== null && _a !== void 0 ? _a : this.queryDeduplication; }
        var observable;
        var serverQuery = this.transform(query).serverQuery;
        if (serverQuery) {
            var _b = this, inFlightLinkObservables_1 = _b.inFlightLinkObservables, link = _b.link;
            var operation = {
                query: serverQuery,
                variables: variables,
                operationName: getOperationName(serverQuery) || void 0,
                context: this.prepareContext(__assign(__assign({}, context), { forceFetch: !deduplication })),
            };
            context = operation.context;
            if (deduplication) {
                var byVariables_1 = inFlightLinkObservables_1.get(serverQuery) || new Map();
                inFlightLinkObservables_1.set(serverQuery, byVariables_1);
                var varJson_1 = canonicalStringify(variables);
                observable = byVariables_1.get(varJson_1);
                if (!observable) {
                    var concast = new Concast([
                        execute(link, operation)
                    ]);
                    byVariables_1.set(varJson_1, observable = concast);
                    concast.beforeNext(function () {
                        if (byVariables_1.delete(varJson_1) &&
                            byVariables_1.size < 1) {
                            inFlightLinkObservables_1.delete(serverQuery);
                        }
                    });
                }
            }
            else {
                observable = new Concast([
                    execute(link, operation)
                ]);
            }
        }
        else {
            observable = new Concast([
                Observable.of({ data: {} })
            ]);
            context = this.prepareContext(context);
        }
        var clientQuery = this.transform(query).clientQuery;
        if (clientQuery) {
            observable = asyncMap(observable, function (result) {
                return _this.localState.runResolvers({
                    document: clientQuery,
                    remoteResult: result,
                    context: context,
                    variables: variables,
                });
            });
        }
        return observable;
    };
    QueryManager.prototype.getResultsFromLink = function (queryInfo, cacheWriteBehavior, options) {
        var requestId = queryInfo.lastRequestId = this.generateRequestId();
        var linkDocument = this.cache.transformForLink(this.transform(queryInfo.document).document);
        return asyncMap(this.getObservableFromLink(linkDocument, options.context, options.variables), function (result) {
            var graphQLErrors = getGraphQLErrorsFromResult(result);
            var hasErrors = graphQLErrors.length > 0;
            if (requestId >= queryInfo.lastRequestId) {
                if (hasErrors && options.errorPolicy === "none") {
                    throw queryInfo.markError(new ApolloError({
                        graphQLErrors: graphQLErrors,
                    }));
                }
                queryInfo.markResult(result, linkDocument, options, cacheWriteBehavior);
                queryInfo.markReady();
            }
            var aqr = {
                data: result.data,
                loading: false,
                networkStatus: NetworkStatus.ready,
            };
            if (hasErrors && options.errorPolicy !== "ignore") {
                aqr.errors = graphQLErrors;
                aqr.networkStatus = NetworkStatus.error;
            }
            return aqr;
        }, function (networkError) {
            var error = isApolloError(networkError)
                ? networkError
                : new ApolloError({ networkError: networkError });
            if (requestId >= queryInfo.lastRequestId) {
                queryInfo.markError(error);
            }
            throw error;
        });
    };
    QueryManager.prototype.fetchQueryObservable = function (queryId, options, networkStatus) {
        return this.fetchConcastWithInfo(queryId, options, networkStatus).concast;
    };
    QueryManager.prototype.fetchConcastWithInfo = function (queryId, options, networkStatus) {
        var _this = this;
        if (networkStatus === void 0) { networkStatus = NetworkStatus.loading; }
        var query = this.transform(options.query).document;
        var variables = this.getVariables(query, options.variables);
        var queryInfo = this.getQuery(queryId);
        var defaults = this.defaultOptions.watchQuery;
        var _a = options.fetchPolicy, fetchPolicy = _a === void 0 ? defaults && defaults.fetchPolicy || "cache-first" : _a, _b = options.errorPolicy, errorPolicy = _b === void 0 ? defaults && defaults.errorPolicy || "none" : _b, _c = options.returnPartialData, returnPartialData = _c === void 0 ? false : _c, _d = options.notifyOnNetworkStatusChange, notifyOnNetworkStatusChange = _d === void 0 ? false : _d, _e = options.context, context = _e === void 0 ? {} : _e;
        var normalized = Object.assign({}, options, {
            query: query,
            variables: variables,
            fetchPolicy: fetchPolicy,
            errorPolicy: errorPolicy,
            returnPartialData: returnPartialData,
            notifyOnNetworkStatusChange: notifyOnNetworkStatusChange,
            context: context,
        });
        var fromVariables = function (variables) {
            normalized.variables = variables;
            var sourcesWithInfo = _this.fetchQueryByPolicy(queryInfo, normalized, networkStatus);
            if (normalized.fetchPolicy !== "standby" &&
                sourcesWithInfo.sources.length > 0 &&
                queryInfo.observableQuery) {
                queryInfo.observableQuery["applyNextFetchPolicy"]("after-fetch", options);
            }
            return sourcesWithInfo;
        };
        var cleanupCancelFn = function () { return _this.fetchCancelFns.delete(queryId); };
        this.fetchCancelFns.set(queryId, function (reason) {
            cleanupCancelFn();
            setTimeout(function () { return concast.cancel(reason); });
        });
        var concast, containsDataFromLink;
        if (this.transform(normalized.query).hasClientExports) {
            concast = new Concast(this.localState
                .addExportedVariables(normalized.query, normalized.variables, normalized.context)
                .then(fromVariables).then(function (sourcesWithInfo) { return sourcesWithInfo.sources; }));
            containsDataFromLink = true;
        }
        else {
            var sourcesWithInfo = fromVariables(normalized.variables);
            containsDataFromLink = sourcesWithInfo.fromLink;
            concast = new Concast(sourcesWithInfo.sources);
        }
        concast.promise.then(cleanupCancelFn, cleanupCancelFn);
        return {
            concast: concast,
            fromLink: containsDataFromLink,
        };
    };
    QueryManager.prototype.refetchQueries = function (_a) {
        var _this = this;
        var updateCache = _a.updateCache, include = _a.include, _b = _a.optimistic, optimistic = _b === void 0 ? false : _b, _c = _a.removeOptimistic, removeOptimistic = _c === void 0 ? optimistic ? makeUniqueId("refetchQueries") : void 0 : _c, onQueryUpdated = _a.onQueryUpdated;
        var includedQueriesById = new Map();
        if (include) {
            this.getObservableQueries(include).forEach(function (oq, queryId) {
                includedQueriesById.set(queryId, {
                    oq: oq,
                    lastDiff: _this.getQuery(queryId).getDiff(),
                });
            });
        }
        var results = new Map;
        if (updateCache) {
            this.cache.batch({
                update: updateCache,
                optimistic: optimistic && removeOptimistic || false,
                removeOptimistic: removeOptimistic,
                onWatchUpdated: function (watch, diff, lastDiff) {
                    var oq = watch.watcher instanceof QueryInfo &&
                        watch.watcher.observableQuery;
                    if (oq) {
                        if (onQueryUpdated) {
                            includedQueriesById.delete(oq.queryId);
                            var result = onQueryUpdated(oq, diff, lastDiff);
                            if (result === true) {
                                result = oq.refetch();
                            }
                            if (result !== false) {
                                results.set(oq, result);
                            }
                            return result;
                        }
                        if (onQueryUpdated !== null) {
                            includedQueriesById.set(oq.queryId, { oq: oq, lastDiff: lastDiff, diff: diff });
                        }
                    }
                },
            });
        }
        if (includedQueriesById.size) {
            includedQueriesById.forEach(function (_a, queryId) {
                var oq = _a.oq, lastDiff = _a.lastDiff, diff = _a.diff;
                var result;
                if (onQueryUpdated) {
                    if (!diff) {
                        var info = oq["queryInfo"];
                        info.reset();
                        diff = info.getDiff();
                    }
                    result = onQueryUpdated(oq, diff, lastDiff);
                }
                if (!onQueryUpdated || result === true) {
                    result = oq.refetch();
                }
                if (result !== false) {
                    results.set(oq, result);
                }
                if (queryId.indexOf("legacyOneTimeQuery") >= 0) {
                    _this.stopQueryNoBroadcast(queryId);
                }
            });
        }
        if (removeOptimistic) {
            this.cache.removeOptimistic(removeOptimistic);
        }
        return results;
    };
    QueryManager.prototype.fetchQueryByPolicy = function (queryInfo, _a, networkStatus) {
        var _this = this;
        var query = _a.query, variables = _a.variables, fetchPolicy = _a.fetchPolicy, refetchWritePolicy = _a.refetchWritePolicy, errorPolicy = _a.errorPolicy, returnPartialData = _a.returnPartialData, context = _a.context, notifyOnNetworkStatusChange = _a.notifyOnNetworkStatusChange;
        var oldNetworkStatus = queryInfo.networkStatus;
        queryInfo.init({
            document: this.transform(query).document,
            variables: variables,
            networkStatus: networkStatus,
        });
        var readCache = function () { return queryInfo.getDiff(variables); };
        var resultsFromCache = function (diff, networkStatus) {
            if (networkStatus === void 0) { networkStatus = queryInfo.networkStatus || NetworkStatus.loading; }
            var data = diff.result;
            if (__DEV__ &&
                !returnPartialData &&
                !equal(data, {})) {
                logMissingFieldErrors(diff.missing);
            }
            var fromData = function (data) { return Observable.of(__assign({ data: data, loading: isNetworkRequestInFlight(networkStatus), networkStatus: networkStatus }, (diff.complete ? null : { partial: true }))); };
            if (data && _this.transform(query).hasForcedResolvers) {
                return _this.localState.runResolvers({
                    document: query,
                    remoteResult: { data: data },
                    context: context,
                    variables: variables,
                    onlyRunForcedResolvers: true,
                }).then(function (resolved) { return fromData(resolved.data || void 0); });
            }
            if (errorPolicy === 'none' &&
                networkStatus === NetworkStatus.refetch &&
                Array.isArray(diff.missing)) {
                return fromData(void 0);
            }
            return fromData(data);
        };
        var cacheWriteBehavior = fetchPolicy === "no-cache" ? 0 :
            (networkStatus === NetworkStatus.refetch &&
                refetchWritePolicy !== "merge") ? 1
                : 2;
        var resultsFromLink = function () { return _this.getResultsFromLink(queryInfo, cacheWriteBehavior, {
            variables: variables,
            context: context,
            fetchPolicy: fetchPolicy,
            errorPolicy: errorPolicy,
        }); };
        var shouldNotify = notifyOnNetworkStatusChange &&
            typeof oldNetworkStatus === "number" &&
            oldNetworkStatus !== networkStatus &&
            isNetworkRequestInFlight(networkStatus);
        switch (fetchPolicy) {
            default:
            case "cache-first": {
                var diff = readCache();
                if (diff.complete) {
                    return { fromLink: false, sources: [resultsFromCache(diff, queryInfo.markReady())] };
                }
                if (returnPartialData || shouldNotify) {
                    return { fromLink: true, sources: [resultsFromCache(diff), resultsFromLink()] };
                }
                return { fromLink: true, sources: [resultsFromLink()] };
            }
            case "cache-and-network": {
                var diff = readCache();
                if (diff.complete || returnPartialData || shouldNotify) {
                    return { fromLink: true, sources: [resultsFromCache(diff), resultsFromLink()] };
                }
                return { fromLink: true, sources: [resultsFromLink()] };
            }
            case "cache-only":
                return { fromLink: false, sources: [resultsFromCache(readCache(), queryInfo.markReady())] };
            case "network-only":
                if (shouldNotify) {
                    return { fromLink: true, sources: [resultsFromCache(readCache()), resultsFromLink()] };
                }
                return { fromLink: true, sources: [resultsFromLink()] };
            case "no-cache":
                if (shouldNotify) {
                    return {
                        fromLink: true,
                        sources: [
                            resultsFromCache(queryInfo.getDiff()),
                            resultsFromLink(),
                        ],
                    };
                }
                return { fromLink: true, sources: [resultsFromLink()] };
            case "standby":
                return { fromLink: false, sources: [] };
        }
    };
    QueryManager.prototype.getQuery = function (queryId) {
        if (queryId && !this.queries.has(queryId)) {
            this.queries.set(queryId, new QueryInfo(this, queryId));
        }
        return this.queries.get(queryId);
    };
    QueryManager.prototype.prepareContext = function (context) {
        if (context === void 0) { context = {}; }
        var newContext = this.localState.prepareContext(context);
        return __assign(__assign({}, newContext), { clientAwareness: this.clientAwareness });
    };
    return QueryManager;
}());
export { QueryManager };
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