mysql-all-in-one/QueryBuilder/select/group/index.js

A package that allows you to have a complete interaction with a MYSQL database, allowing to connect to the database, retrieve data and create queries.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.group = void 0;
const utils_1 = require("../../utils");
const groupBy = (value, alias) => {
    if (Array.isArray(value) && value !== null && value !== undefined)
        return value
            .map((v) => groupBy(v, alias))
            .filter((v) => !!v)
            .join(',');
    if (typeof value === 'string')
        return (0, utils_1.safeApplyAlias)((0, utils_1.escapeNames)(value), alias);
    if (typeof value === 'object' && value.__no_alias) {
        return groupBy(value.__no_alias);
    }
    if (typeof value === 'object' && value.__expression) {
        if (typeof value.__expression === 'string')
            return value.__expression;
        if (Array.isArray(value.__expression))
            return value.__expression.join(',');
    }
    return undefined;
};
const group = (value, defaultAlias) => {
    const groupResult = groupBy(value, defaultAlias);
    return groupResult ? ` GROUP BY ${groupResult}` : '';
};
exports.group = group;