@neo4j/graphql
Version:
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations
50 lines • 1.84 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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.AttributeField = void 0;
const coalesce_if_needed_1 = require("../../filters/utils/coalesce-if-needed");
const Field_1 = require("../Field");
class AttributeField extends Field_1.Field {
constructor({ alias, attribute }) {
super(alias);
this.attribute = attribute;
}
getChildren() {
return [];
}
getFieldName() {
return this.attribute.name;
}
getCypherExpr(target) {
return target.property(this.attribute.databaseName);
}
getProjectionField(variable) {
const variableProperty = variable.property(this.attribute.databaseName);
return this.createAttributeProperty(variableProperty);
}
createAttributeProperty(variableProperty) {
if (this.alias !== this.attribute.databaseName || this.attribute.annotations.coalesce) {
return { [this.alias]: (0, coalesce_if_needed_1.coalesceValueIfNeeded)(this.attribute, variableProperty) };
}
return this.attribute.databaseName;
}
}
exports.AttributeField = AttributeField;
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