@neo4j/graphql
Version:
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations
55 lines • 2.02 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
*
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.MathAdapter = void 0;
class MathAdapter {
constructor(AttributeAdapter) {
if (!AttributeAdapter.typeHelper.isNumeric()) {
throw new Error("Math model available only for numeric attributes");
}
this.AttributeAdapter = AttributeAdapter;
}
getMathOperations() {
const operations = [this.getAdd(), this.getSubtract()];
if (this.AttributeAdapter.typeHelper.isFloat()) {
operations.push(this.getMultiply());
operations.push(this.getDivide());
}
return operations;
}
getAdd() {
return this.AttributeAdapter.typeHelper.isInt() || this.AttributeAdapter.typeHelper.isBigInt()
? `${this.AttributeAdapter.name}_INCREMENT`
: `${this.AttributeAdapter.name}_ADD`;
}
getSubtract() {
return this.AttributeAdapter.typeHelper.isInt() || this.AttributeAdapter.typeHelper.isBigInt()
? `${this.AttributeAdapter.name}_DECREMENT`
: `${this.AttributeAdapter.name}_SUBTRACT`;
}
getMultiply() {
return `${this.AttributeAdapter.name}_MULTIPLY`;
}
getDivide() {
return `${this.AttributeAdapter.name}_DIVIDE`;
}
}
exports.MathAdapter = MathAdapter;
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