update

lib/pages/add_category.dart

@@ -0,0 +1,91 @@
+import 'package:flutter/material.dart';
+import 'package:gap/gap.dart';
+import 'package:internet_connection_checker/internet_connection_checker.dart';
+import 'package:pharmacy_mobile/tables/ref_categories.dart';
+import 'package:pharmacy_mobile/widgets/button_widget.dart';
+import 'package:pharmacy_mobile/widgets/form_border_widget.dart';
+import 'package:pharmacy_mobile/widgets/input_widget.dart';
+import 'package:pharmacy_mobile/widgets/page_background_widget.dart';
+import 'package:pharmacy_mobile/widgets/snackbar_widget.dart';
+import 'package:pharmacy_mobile/widgets/text_widget.dart';
+import 'package:pharmacy_mobile/widgets/title_widget.dart';
+import 'package:go_router/go_router.dart';
+
+class AddCategoryPage extends StatefulWidget {
+  const AddCategoryPage({super.key});
+
+  @override
+  State<AddCategoryPage> createState() => _AddCategoryPageState();
+}
+
+class _AddCategoryPageState extends State<AddCategoryPage> {
+  final _formKey = GlobalKey<FormState>();
+  final _categoryController = TextEditingController();
+  final _refCategories = RefCategories();
+  bool _isLoading = false;
+
+  void _saveCategory() async {
+    setState(() => _isLoading = true);
+
+    try {
+      if (await InternetConnectionChecker.instance.hasConnection) {
+        await _refCategories.postCategory(_categoryController.text.toUpperCase());
+
+        if (mounted) {
+          showNotification(context, 'Category Saved', true);
+
+          WidgetsBinding.instance.addPostFrameCallback((_) {
+            if (mounted) {
+              context.push('/main');
+            }
+          });
+        }
+      } else {
+        if (mounted) {
+          showNotification(context, 'Error: No Internet Connection', false);
+        }
+      }
+    } catch (e) {
+      if (mounted) {
+        showNotification(context, 'Error: $e', false);
+      }
+    } finally {
+      setState(() => _isLoading = false);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: PageBackgroundWidget(
+          child: Center(
+        child: Column(
+          children: [
+            const Gap(96),
+            const TitleWidget(firstTextSize: 20, secondTextSize: 32),
+            const Gap(32),
+            const TextWidget(text: 'Add Category'),
+            const Gap(16),
+            FormBorderWidget(
+              color: 'blue',
+              child: Form(
+                  key: _formKey,
+                  child: Center(
+                    child: Column(
+                      children: [
+                        InputWidget(label: 'Category Name', controller: _categoryController),
+                        const Gap(32),
+                        if (_isLoading)
+                          Center(child: CircularProgressIndicator(color: Colors.white))
+                        else
+                          ButtonWidget(text: 'Save Category', onPressed: _saveCategory)
+                      ],
+                    ),
+                  )),
+            )
+          ],
+        ),
+      )),
+    );
+  }
+}