125 lines
3.7 KiB
TypeScript
125 lines
3.7 KiB
TypeScript
// @ts-check
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import fs from "fs";
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import path from "path";
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import mysql from "serverless-mysql";
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import grabDbSSL from "../grabDbSSL";
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let DSQL_USER = mysql({
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config: {
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host: process.env.DSQL_DB_HOST,
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user: process.env.DSQL_DB_READ_ONLY_USERNAME,
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password: process.env.DSQL_DB_READ_ONLY_PASSWORD,
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charset: "utf8mb4",
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ssl: grabDbSSL(),
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},
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});
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type Param = {
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paradigm: "Full Access" | "FA" | "Read Only";
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database: string;
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queryString: string;
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queryValues?: string[];
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};
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/**
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* # DSQL user read-only DB handler
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*/
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export default function DSQL_USER_DB_HANDLER({
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paradigm,
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database,
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queryString,
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queryValues,
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}: Param) {
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try {
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return new Promise((resolve, reject) => {
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const fullAccess = paradigm?.match(/full.access|^fa$/i)
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? true
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: false;
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try {
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if (fullAccess) {
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DSQL_USER = mysql({
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config: {
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host: process.env.DSQL_DB_HOST,
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user: process.env.DSQL_DB_FULL_ACCESS_USERNAME,
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password: process.env.DSQL_DB_FULL_ACCESS_PASSWORD,
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database: database,
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ssl: grabDbSSL(),
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},
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});
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} else {
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DSQL_USER = mysql({
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config: {
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host: process.env.DSQL_DB_HOST,
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user: process.env.DSQL_DB_READ_ONLY_USERNAME,
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password: process.env.DSQL_DB_READ_ONLY_PASSWORD,
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database: database,
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ssl: grabDbSSL(),
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},
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});
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}
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/**
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* ### Run query Function
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* @param {any} results
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*/
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function runQuery(results: any) {
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DSQL_USER.end();
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resolve(JSON.parse(JSON.stringify(results)));
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}
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/**
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* ### Query Error
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* @param {any} err
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*/
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function queryError(err: any) {
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DSQL_USER.end();
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resolve({
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error: err.message,
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queryStringGenerated: queryString,
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queryValuesGenerated: queryValues,
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sql: err.sql,
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});
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}
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if (
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queryValues &&
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Array.isArray(queryValues) &&
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queryValues[0]
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) {
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DSQL_USER.query(queryString, queryValues)
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.then(runQuery)
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.catch(queryError);
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} else {
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DSQL_USER.query(queryString)
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.then(runQuery)
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.catch(queryError);
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}
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////////////////////////////////////////
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} catch (/** @type {any} */ error: any) {
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////////////////////////////////////////
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fs.appendFileSync(
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"./.tmp/dbErrorLogs.txt",
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error.message + "\n" + Date() + "\n\n\n",
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"utf8"
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);
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resolve({
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error: error.message,
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});
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}
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});
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} catch (/** @type {any} */ error: any) {
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return {
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success: false,
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error: error.message,
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};
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}
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}
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module.exports = DSQL_USER_DB_HANDLER;
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