db stuff

src/back/buildApp.js

@@ -1,6 +1,9 @@
 const CONSTANTS = require("./constants");
+const { getDb } = require("./db");
 
 const buildApp = () => {
+  const db = getDb();
+
   const express = require("express");
 
   const app = express();

src/back/constants.js

@@ -11,4 +11,6 @@ CONSTANTS.PATHS.INDEX_PATH = path.join(
   "index.html"
 );
 
+CONSTANTS.DB_ENGINE = 'postgres';
+
 module.exports = CONSTANTS;

src/back/db.js

@@ -0,0 +1,27 @@
+const { Sequelize } = require("sequelize");
+const dotenv = require("dotenv");
+
+const CONSTANTS = require("./constants");
+
+dotenv.config();
+
+const getDb = () => {
+  const sequelize = new Sequelize({
+    dialect: CONSTANTS.DB_ENGINE,
+    host: process.env.POSTGRES_HOST,
+    port:  process.env.POSTGRES_PORT,
+    database: process.env.POSTGRES_DB,
+    username: process.env.POSTGRES_USER,
+    password: process.env.POSTGRES_PASSWORD,
+    define: {
+      timestamps: false,
+      freezeTableName: true,
+      underscored: true,
+      quoteIdentifiers: false,
+    },
+  });
+
+  return sequelize;
+};
+
+module.exports = {getDb};