Improve service handler

client/modules/serviceHandler.mjs

@@ -1,52 +1,58 @@
 import { exec } from 'child_process';
 
 /**
- * Starts the given service from the command line.
- * @param {string} serviceName The service name to be started. Ex: ... start "{serviceName}.service"
- * @returns {Promise<void>}
+ * Executes a system command with error handling.
+ * @param {string} command The command to execute.
+ * @returns {Promise<{ stdout: string, stderr: string }>} A promise resolving to an object containing stdout and stderr.
  */
-export const startService = async (serviceName) => {
+const executeCommand = (command) => {
     return new Promise((resolve, reject) => {
-        exec(`sudo systemctl start ${serviceName}.service`, (error, stdout, stderr) => {
+        exec(command, (error, stdout, stderr) => {
             if (error) {
-                reject(error);
+                console.error(`Command failed with error: ${error.message}`);
+                resolve({ stdout, stderr });
             } else {
-                resolve();
+                resolve({ stdout, stderr });
             }
         });
     });
 };
 
+/**
+ * Starts the given service from the command line.
+ * @param {string} serviceName The service name to be started.
+ * @returns {Promise<void>}
+ */
+export const startService = async (serviceName) => {
+    try {
+        await executeCommand(`sudo systemctl start ${serviceName}.service`);
+    } catch (error) {
+        console.error(`Failed to start service: ${error.message}`);
+    }
+};
+
 /**
  * Restarts the given service from the command line.
- * @param {string} serviceName The service name to be restarted. Ex: ... restart "{serviceName}.service"
+ * @param {string} serviceName The service name to be restarted.
  * @returns {Promise<void>}
  */
 export const restartService = async (serviceName) => {
-    return new Promise((resolve, reject) => {
-        exec(`sudo systemctl restart ${serviceName}.service`, (error, stdout, stderr) => {
-            if (error) {
-                reject(error);
-            } else {
-                resolve();
-            }
-        });
-    });
+    try {
+        await executeCommand(`sudo systemctl restart ${serviceName}.service`);
+    } catch (error) {
+        console.error(`Failed to restart service: ${error.message}`);
+    }
 };
 
 /**
  * Stops the given service from the command line.
- * @param {string} serviceName The service name to be stopped. Ex: ... stop "{serviceName}.service"
+ * @param {string} serviceName The service name to be stopped.
  * @returns {Promise<void>}
  */
 export const stopService = async (serviceName) => {
-    return new Promise((resolve, reject) => {
-        exec(`sudo systemctl stop ${serviceName}.service`, (error, stdout, stderr) => {
-            if (error) {
-                reject(error);
-            } else {
-                resolve();
-            }
-        });
-    });
-};
+    try {
+        await executeCommand(`sudo systemctl stop ${serviceName}.service`);
+    } catch (error) {
+        console.error(`Failed to stop service: ${error.message}`);
+    }
+};