@neo4j/graphql
Version:
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations
54 lines • 2.49 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.DateTimeField = void 0;
const cypher_builder_1 = __importDefault(require("@neo4j/cypher-builder"));
const coalesce_if_needed_1 = require("../../filters/utils/coalesce-if-needed");
const AttributeField_1 = require("./AttributeField");
class DateTimeField extends AttributeField_1.AttributeField {
getCypherExpr(target) {
const targetProperty = target.property(this.attribute.databaseName);
return this.createDateTimeProjection(targetProperty);
}
getProjectionField(variable) {
const targetProperty = variable.property(this.attribute.databaseName);
const fieldExpr = this.createDateTimeProjection(targetProperty);
return { [this.alias]: (0, coalesce_if_needed_1.coalesceValueIfNeeded)(this.attribute, fieldExpr) };
}
createDateTimeProjection(targetProperty) {
if (this.attribute.typeHelper.isList()) {
return this.createArrayProjection(targetProperty);
}
return this.createApocConvertFormat(targetProperty);
}
createArrayProjection(targetProperty) {
const comprehensionVariable = new cypher_builder_1.default.Variable();
const apocFormat = this.createApocConvertFormat(comprehensionVariable);
return new cypher_builder_1.default.ListComprehension(comprehensionVariable).in(targetProperty).map(apocFormat);
}
createApocConvertFormat(variableOrProperty) {
return cypher_builder_1.default.apoc.date.convertFormat(variableOrProperty, "iso_zoned_date_time", "iso_offset_date_time");
}
}
exports.DateTimeField = DateTimeField;
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