@egodigital/egoose/lib/statistics/index.js

Helper classes and functions for Node.js 10 or later.

"use strict";
/**
 * This file is part of the @egodigital/egoose distribution.
 * Copyright (c) e.GO Digital GmbH, Aachen, Germany (https://www.e-go-digital.com/)
 *
 * @egodigital/egoose is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, version 3.
 *
 * @egodigital/egoose is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
Object.defineProperty(exports, "__esModule", { value: true });
const index_1 = require("../index");
const _ = require("lodash");
/**
 * A basic statistic provider.
 */
class StatisticProviderBase {
    /** @inheritdoc */
    async close() {
    }
    /** @inheritdoc */
    async load(opts) {
        opts = index_1.cloneObj(opts || {});
        // offset
        opts.offset = parseInt(index_1.toStringSafe(opts.offset)
            .trim());
        if (isNaN(opts.offset)) {
            opts.offset = 0; // default
        }
        opts.offset = Math.max(0, opts.offset);
        // limit
        opts.limit = parseInt(index_1.toStringSafe(opts.limit)
            .trim());
        if (isNaN(opts.limit)) {
            opts.limit = 25; // default
        }
        if (opts.limit < 1) {
            opts.limit = false; // no limit
        }
        const RESULT = {
            rows: [],
        };
        await this.loadInner(opts, RESULT);
        // rows
        RESULT.rows = index_1.asArray(RESULT.rows);
        // offset
        if (_.isNil(RESULT.offset)) {
            RESULT.offset = opts.offset;
        }
        // totalCount
        if (_.isNil(RESULT.totalCount)) {
            RESULT.totalCount = RESULT.rows.length;
        }
        // hasMore
        if (_.isNil(RESULT.hasMore)) {
            if (false === opts.limit) {
                RESULT.hasMore = false;
            }
            else {
                RESULT.hasMore = RESULT.rows.length >= opts.limit;
            }
        }
        RESULT.hasMore = index_1.toBooleanSafe(RESULT.hasMore);
        return RESULT;
    }
}
exports.StatisticProviderBase = StatisticProviderBase;
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