@neo4j/graphql
Version:
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations
49 lines • 2.04 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.NodeDirective = void 0;
const Error_1 = require("./Error");
const cypher_builder_1 = __importDefault(require("@neo4j/cypher-builder"));
const map_labels_with_context_1 = require("../schema-model/utils/map-labels-with-context");
class NodeDirective {
constructor(input) {
this.labels = input.labels || [];
}
getLabelsString(typeName, context) {
if (!typeName) {
throw new Error_1.Neo4jGraphQLError("Could not generate label string in @node directive due to empty typeName");
}
const labels = this.getLabels(typeName, context).map((label) => cypher_builder_1.default.utils.escapeLabel(label));
return `:${labels.join(":")}`;
}
/**
* Returns the list containing labels mapped with the values contained in the Context.
* Be careful when using this method, labels returned are unescaped.
**/
getLabels(typeName, context) {
const labels = !this.labels.length ? [typeName] : this.labels;
return (0, map_labels_with_context_1.mapLabelsWithContext)(labels, context);
}
}
exports.NodeDirective = NodeDirective;
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