@vulcan-sql/extension-driver-bq/src/lib/bqlSqlBuilder.js

BigQuery driver for Vulcan SQL

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.buildSQL = exports.isNoOP = exports.addOffset = exports.addLimit = exports.removeEndingSemiColon = void 0;
const lodash_1 = require("lodash");
const isNullOrUndefine = (value) => (0, lodash_1.isUndefined)(value) || (0, lodash_1.isNull)(value);
const removeEndingSemiColon = (sql) => {
    return sql.replace(/;([ \n]+)?$/, '');
};
exports.removeEndingSemiColon = removeEndingSemiColon;
const addLimit = (sql, limit) => {
    if (isNullOrUndefine(limit))
        return sql;
    return [sql, `LIMIT`, limit].join(' ');
};
exports.addLimit = addLimit;
const addOffset = (sql, offset) => {
    if (isNullOrUndefine(offset))
        return sql;
    return [sql, `OFFSET`, offset].join(' ');
};
exports.addOffset = addOffset;
// Check if there is no operations
const isNoOP = (operations) => {
    if (!isNullOrUndefine(operations.limit))
        return false;
    if (!isNullOrUndefine(operations.offset))
        return false;
    return true;
};
exports.isNoOP = isNoOP;
const buildSQL = (sql, operations) => {
    if ((0, exports.isNoOP)(operations))
        return sql;
    let builtSQL = '';
    builtSQL += `SELECT * FROM (${(0, exports.removeEndingSemiColon)(sql)})`;
    builtSQL = (0, exports.addLimit)(builtSQL, operations.limit);
    builtSQL = (0, exports.addOffset)(builtSQL, operations.offset);
    builtSQL += ';';
    return builtSQL;
};
exports.buildSQL = buildSQL;
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