Updatweb

backend/utils/queryHelpers.js

@@ -0,0 +1,45 @@
+const { query } = require("../config/database");
+
+const buildSelectQuery = (
+  table,
+  conditions = [],
+  orderBy = "createdat DESC"
+) => {
+  const whereClause =
+    conditions.length > 0 ? `WHERE ${conditions.join(" AND ")}` : "";
+  return `SELECT * FROM ${table} ${whereClause} ORDER BY ${orderBy}`;
+};
+
+const getById = async (table, id) => {
+  const result = await query(`SELECT * FROM ${table} WHERE id = $1`, [id]);
+  return result.rows[0] || null;
+};
+
+const getAllActive = async (table, orderBy = "createdat DESC") => {
+  const result = await query(
+    `SELECT * FROM ${table} WHERE isactive = true ORDER BY ${orderBy}`
+  );
+  return result.rows;
+};
+
+const deleteById = async (table, id) => {
+  const result = await query(
+    `DELETE FROM ${table} WHERE id = $1 RETURNING id`,
+    [id]
+  );
+  return result.rowCount > 0;
+};
+
+const countRecords = async (table, condition = "") => {
+  const whereClause = condition ? `WHERE ${condition}` : "";
+  const result = await query(`SELECT COUNT(*) FROM ${table} ${whereClause}`);
+  return parseInt(result.rows[0].count);
+};
+
+module.exports = {
+  buildSelectQuery,
+  getById,
+  getAllActive,
+  deleteById,
+  countRecords,
+};