neogma/dist/Neogma.js

Object-Graph-Mapping neo4j framework, Fully-typed with TypeScript, for easy and flexible node and relationship creation

"use strict";
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var _a;
Object.defineProperty(exports, "__esModule", { value: true });
exports.Neogma = void 0;
const neo4j_driver = __importStar(require("neo4j-driver"));
const NeogmaConnectivityError_1 = require("./Errors/NeogmaConnectivityError");
const QueryBuilder_1 = require("./Queries/QueryBuilder");
const QueryRunner_1 = require("./Queries/QueryRunner");
const Sessions_1 = require("./Sessions/Sessions");
const temp_1 = require("./utils/temp");
const neo4j = neo4j_driver;
class Neogma {
    /**
     *
     * @param {ConnectParamsI} params - the connection params
     * @param {ConnectOptionsI} options - additional options for the QueryRunner
     */
    constructor(params, options) {
        /** a map between each Model's modelName and the Model itself */
        this.modelsByName = {};
        this.clearTempDatabase = async (database) => (0, temp_1.clearTempDatabase)(this.driver, database);
        this.clearAllTempDatabases = async () => (0, temp_1.clearAllTempDatabases)(this.driver);
        this.clearTempDatabasesOlderThan = async (seconds) => (0, temp_1.clearTempDatabasesOlderThan)(this.driver, seconds);
        this.verifyConnectivity = async () => {
            try {
                await this.driver.verifyConnectivity();
            }
            catch (err) {
                throw new NeogmaConnectivityError_1.NeogmaConnectivityError(err);
            }
        };
        this.getSession = (runInSession, callback, 
        /**
         * Override the configuration of the session.
         * By default, the "database" param used in the constructor is always passed.
         */
        sessionConfig) => {
            return (0, Sessions_1.getSession)(runInSession, callback, this.driver, Object.assign({ database: this.database }, sessionConfig));
        };
        this.getTransaction = (runInTransaction, callback, 
        /**
         * Override the configuration of the session.
         * By default, the "database" param used in the constructor is always passed.
         */
        sessionConfig) => {
            return (0, Sessions_1.getTransaction)(runInTransaction, callback, this.driver, Object.assign({ database: this.database }, sessionConfig));
        };
        this.getRunnable = (runInExisting, callback, 
        /**
         * Override the configuration of the session.
         * By default, the "database" param used in the constructor is always passed.
         */
        sessionConfig) => {
            return (0, Sessions_1.getRunnable)(runInExisting, callback, this.driver, Object.assign({ database: this.database }, sessionConfig));
        };
        const { url, username, password } = params;
        try {
            this.driver = neo4j.driver(url, neo4j.auth.basic(username, password), options);
            this.database = params.database;
        }
        catch (err) {
            throw new NeogmaConnectivityError_1.NeogmaConnectivityError(err);
        }
        this.queryRunner = new QueryRunner_1.QueryRunner({
            driver: this.driver,
            logger: options === null || options === void 0 ? void 0 : options.logger,
            sessionParams: {
                database: this.database,
            },
        });
        QueryBuilder_1.QueryBuilder.queryRunner = this.queryRunner;
    }
}
exports.Neogma = Neogma;
_a = Neogma;
/**
 *
 * @param {ConnectParamsI} params - the connection params
 * @param {ConnectOptionsI} options - additional options for the QueryRunner
 */
Neogma.fromTempDatabase = async (params, options) => {
    const { url, username, password } = params;
    const driver = neo4j.driver(url, neo4j.auth.basic(username, password), options);
    const database = await (0, temp_1.createTempDatabase)(driver);
    await driver.close();
    return new _a(Object.assign(Object.assign({}, params), { database }));
};
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