let AI comment everything because well... yeah...

lib/screens/sharedMethods/check_required.dart

@@ -1,12 +1,22 @@
-class CheckRequired {
-  static bool checkRequired(Map<String, Map<String, dynamic>> fieldsList)  {
-    for (String key in fieldsList.keys) {
-    if (fieldsList[key]!["required"]! && fieldsList[key]!["controller"]!.text.isEmpty) {
-      return true;
-    }
-  }
+// * Utility class for validating required form fields
+// * Used to check if all required fields have been filled out
+// * before saving or submitting form data
 
-    return false;
+/// Helper class for form field validation
+class CheckRequired {
+  /// Check if any required fields are empty
+  /// @param fieldsList Map of field definitions with their required status and controllers
+  /// @return true if any required field is empty, false otherwise
+  static bool checkRequired(Map<String, Map<String, dynamic>> fieldsList)  {
+    // Iterate through all fields
+    for (String key in fieldsList.keys) {
+      // Check if field is required and empty
+      if (fieldsList[key]!["required"]! && fieldsList[key]!["controller"]!.text.isEmpty) {
+        return true;  // Found an empty required field
+      }
+    }
+
+    return false;  // All required fields are filled
   }
 }