@churchapps/apihelper/src/helpers/DBCreator.ts

Library of helper functions not specific to any one ChurchApps project or framework.

import dotenv from "dotenv";
import fs from "fs";
import { DB } from "./DB";

export class DBCreator {

  private static tables: { title: string, file: string }[] = [
    { title: "Links", file: "links.mysql" },
    { title: "Pages", file: "pages.mysql" },
    { title: "Settings", file: "settings.mysql" }
  ]

  public static async init(selectedTables: string[]) {
    dotenv.config();

    const todo: { title: string, file: string }[] = [];
    selectedTables.forEach(async st => {
      this.tables.forEach(async t => {
        if (t.title === st) todo.push(t);
      });
    });

    for (const td of todo) await this.runScript(td.title, "./src/tools/dbScripts/" + td.file, false);
    return;
  }

  public static async runScript(title: string, file: string, customDelimeter: boolean) {
    console.log("Creating '" + title + "'");
    const sql = fs.readFileSync(file, "utf-8");
    let del = /;(?=END)\s*$|;(?!\nEND)\s*$/gm;
    if (customDelimeter) {
      del = /\$\$$/gm;
    }
    const statements = sql.split(del);
    for (const statement of statements) if (statement.length > 3) await DB.query(statement, []);
  }


}