Uecko_ERP/apps/server/src/config/database.ts

import { logger } from "@common/infrastructure/logger";
import dotenv from "dotenv";
import { Sequelize } from "sequelize";
import { registerModels } from "./register-models";

dotenv.config();

export const sequelize = new Sequelize(
  process.env.DB_NAME as string, // database
  process.env.DB_USER as string, // username
  process.env.DB_PASSWORD as string, // password
  {
    host: process.env.DB_HOST as string,
    dialect: "mysql",
    port: parseInt(process.env.DB_PORT || "3306", 10),
    dialectOptions: {
      multipleStatements: true,
      dateStrings: true,
      typeCast: true,
      //timezone: "Z",
    },
    pool: {
      max: 10,
      min: 0,
      acquire: 30000,
      idle: 10000,
    },
    logQueryParameters: true,
    logging: process.env.DB_LOGGING === "true" ? logger.debug : false,
    define: {
      charset: "utf8mb4",
      collate: "utf8mb4_unicode_ci",
      //freezeTableName: true,
      underscored: true,
      timestamps: true,
    },
  }
);

export async function connectToDatabase(): Promise<void> {
  try {
    await sequelize.authenticate();
    await registerModels();
    logger.info(`✔️${"  "}Database connection established successfully.`);
  } catch (error) {
    logger.error("❌ Unable to connect to the database:", error);
    process.exit(1);
  }
}