Updates

package-shared/utils/db/conn-db-handler.ts

@@ -0,0 +1,52 @@
+import { ServerlessMysql } from "serverless-mysql";
+
+type QueryObject = {
+    query: string;
+    values?: (string | number | undefined)[];
+};
+
+type Return<ReturnType = any> = ReturnType | null;
+
+/**
+ * # Run Query From MySQL Connection
+ * @description Run a query from a pre-existing MySQL/Mariadb Connection
+ * setup with `serverless-mysql` npm module
+ */
+export default async function connDbHandler<ReturnType = any>(
+    /**
+     * ServerlessMySQL Connection Object
+     */
+    conn: ServerlessMysql,
+    /**
+     * String Or `QueryObject` Array
+     */
+    query: QueryObject["query"] | QueryObject[],
+    /**
+     * Array of Values to Sanitize and Inject
+     */
+    values?: QueryObject["values"]
+): Promise<Return<ReturnType>> {
+    try {
+        if (typeof query == "string") {
+            const res = await conn.query(query, values);
+            return JSON.parse(JSON.stringify(res));
+        } else if (typeof query == "object") {
+            const resArray = [];
+            for (let i = 0; i < query.length; i++) {
+                const queryObj = query[i];
+                const queryObjRes = await conn.query(
+                    queryObj.query,
+                    queryObj.values
+                );
+                resArray.push(JSON.parse(JSON.stringify(queryObjRes)));
+            }
+            return resArray as any;
+        } else {
+            return null;
+        }
+    } catch (error) {
+        return null;
+    } finally {
+        conn.end();
+    }
+}