@neo4j/graphql/dist/schema/resolvers/query/read.js

A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations

"use strict";
/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.findResolver = findResolver;
const graphql_1 = require("graphql");
const UnionEntityAdapter_1 = require("../../../schema-model/entity/model-adapters/UnionEntityAdapter");
const translate_1 = require("../../../translate");
const is_concrete_entity_1 = require("../../../translate/queryAST/utils/is-concrete-entity");
const utils_1 = require("../../../utils");
const get_neo4j_resolve_tree_1 = __importDefault(require("../../../utils/get-neo4j-resolve-tree"));
const sort_and_options_input_1 = require("../../generation/sort-and-options-input");
function findResolver({ entityAdapter, composer, isLimitRequired, }) {
    async function resolve(_root, args, context, info) {
        const resolveTree = (0, get_neo4j_resolve_tree_1.default)(info, { args });
        context.resolveTree = resolveTree;
        // for composite entities we don't use "this" as varName but we use an autogenerated variable
        let varName;
        if ((0, is_concrete_entity_1.isConcreteEntity)(entityAdapter)) {
            varName = "this";
        }
        const { cypher, params } = (0, translate_1.translateRead)({
            context: context,
            entityAdapter,
            varName,
        });
        const executeResult = await (0, utils_1.execute)({
            cypher,
            params,
            defaultAccessMode: "READ",
            context,
            info,
        });
        return executeResult.records.map((x) => x.this);
    }
    const extraArgs = {};
    const whereArgumentType = entityAdapter.operations.whereInputTypeName;
    const args = {
        where: whereArgumentType,
        limit: isLimitRequired ? new graphql_1.GraphQLNonNull(graphql_1.GraphQLInt) : graphql_1.GraphQLInt,
        offset: graphql_1.GraphQLInt,
        ...extraArgs,
    };
    if (!(entityAdapter instanceof UnionEntityAdapter_1.UnionEntityAdapter)) {
        const sortConfig = (0, sort_and_options_input_1.makeSortInput)({ entityAdapter, userDefinedFieldDirectives: new Map(), composer });
        if (sortConfig) {
            args["sort"] = sortConfig.NonNull.List;
        }
    }
    return {
        type: `[${entityAdapter.name}!]!`,
        resolve,
        args,
    };
}
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