// Imports
const { migrate } = require("postgres-migrations");
const pgp = require("pg-promise")();
const moment = require("moment");

// Ensure dates get saved as UTC date strings
// This prevents the parser from doing strange datetime operations
pgp.pg.types.setTypeParser(1114, (str) => moment.utc(str).format());

// Constants
const NUBIAN_POSTGRES_DISABLED = process.env.NUBIAN_POSTGRES_DISABLED ?? false;
const database = "nubian";
const dbConfig = {
  database,
  user: process.env.NUBIAN_POSTGRES_USER,
  password: process.env.NUBIAN_POSTGRES_PASSWORD,
  host: process.env.NUBIAN_POSTGRES_HOST,
  port: 5432,
  ensureDatabaseExists: true,
};

const configure = async () => {
  if (NUBIAN_POSTGRES_DISABLED) return logInfo("POSTGRES", "Postgres Disabled");
  await migrate(dbConfig, "src/db-migrations");
  // Override the global variable DB
  global.PG = pgp(dbConfig);
  await PG.connect();
  logSuccess("POSTGRES", `Connected to database ${database}!`);
};

module.exports = { configure };