Region/district/city bounds routes

ems/src/utils/postgres.ts

@@ -0,0 +1,37 @@
+import { Pool } from 'pg';
+import 'dotenv/config';
+
+// Environment variables for database configuration
+const PG_HOST = process.env.PG_HOST || 'localhost';
+const PG_PORT = Number(process.env.PG_PORT) || 5432;
+const PG_USER = process.env.PG_USER || 'postgres';
+const PG_PASSWORD = process.env.PG_PASSWORD || '';
+const PG_DB = process.env.PG_DB || 'postgres';
+
+// Create a connection pool
+const pool = new Pool({
+    host: PG_HOST,
+    port: PG_PORT,
+    user: PG_USER,
+    password: PG_PASSWORD,
+    database: PG_DB,
+});
+
+export async function pgQuery(query: string, params: any[] = []) {
+    try {
+        // Get a client from the pool
+        const client = await pool.connect();
+        try {
+            // Execute the query with parameters
+            const result = await client.query(query, params);
+            return result.rows; // Return only the rows
+        } finally {
+            // Release the client back to the pool
+            client.release();
+        }
+    } catch (err) {
+        // Log error and rethrow it
+        console.error(`Error executing query: ${query}`, err);
+        throw err;
+    }
+}