@neo4j/graphql
Version:
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations
73 lines • 2.71 kB
JavaScript
;
/*
* 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.cypherResolver = cypherResolver;
const translate_1 = require("../../../translate");
const utils_1 = require("../../../utils");
const get_neo4j_resolve_tree_1 = __importDefault(require("../../../utils/get-neo4j-resolve-tree"));
const utils_2 = require("../../../utils/utils");
const to_compose_1 = require("../../to-compose");
function cypherResolver({ field, attributeAdapter, type, }) {
async function resolve(_root, args, context, info) {
const resolveTree = (0, get_neo4j_resolve_tree_1.default)(info);
context.resolveTree = resolveTree;
const { cypher, params } = (0, translate_1.translateTopLevelCypher)({
context: context,
field,
type,
});
const executeResult = await (0, utils_1.execute)({
cypher,
params,
defaultAccessMode: type === "Query" ? "READ" : "WRITE",
context,
info,
});
const values = executeResult.result.records.map((record) => {
const value = record.get(0);
if (["number", "string", "boolean"].includes(typeof value)) {
return value;
}
if (!value) {
return undefined;
}
if ((0, utils_2.isNeoInt)(value)) {
return Number(value);
}
if (value.identity && value.labels && value.properties) {
return value.properties;
}
return value;
});
if (!attributeAdapter.typeHelper.isList()) {
return values[0];
}
return values;
}
return {
type: attributeAdapter.getTypePrettyName(),
resolve,
args: (0, to_compose_1.graphqlArgsToCompose)(attributeAdapter.args),
};
}
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