initial for database connections

package.json

@@ -44,7 +44,8 @@
     "wa-canvas": "git+https://github.com/Kry9toN/wa-canvas.git",
     "release-it": "^14.2.2",
     "cfonts": "^2.9.1",
-    "node-fetch": "^2.6.1"
+    "node-fetch": "^2.6.1",
+    "pg": "^8.5.1"
   },
   "devDependencies": {
     "babel-eslint": "^10.1.0",

utils/db.js

@@ -0,0 +1,32 @@
+const { Pool } = require('pg')
+const pool = new Pool({
+    connectionString: process.env.DATABASE_URL,
+    connectionTimeoutMillis: 2500,
+    idleTimeoutMillis: 2000,
+    max: 10000
+})
+
+const databaseInput = (value) => new Promise((resolve, reject) => {
+    pool.query(value, (err, result) => {
+        if (err) {
+            console.error(err)
+            reject(err)
+        }
+        resolve(result)
+    })
+})
+
+const databaseView = (value) => new Promise((resolve, reject) => {
+    pool.query(value, (err, result) => {
+        if (err) {
+            console.error(err)
+            reject(err)
+        }
+        resolve(result.rows)
+    })
+})
+
+module.exports = {
+    databaseView,
+    databaseInput
+}