minor home screen fix

lib/screens/home/home_controller.dart

@@ -108,8 +108,11 @@ class HomeController extends ChangeNotifier {
       model.isLoading = true;
       if (!_disposed) notifyListeners();
 
-      List<dynamic> response = await http.get('/public/providers');
-      model.providers = response.map((e) => BillProvider.fromJson(e)).toList();
+      final response = await http.get('/public/providers?sort=priority,asc');
+      List<BillProvider> providers = PageableModel.fromJson(response).content
+          .map((e) => BillProvider.fromJson(e as Map<String, dynamic>))
+          .toList();
+      model.providers = providers;
       model.filterableProviders = model.providers;
 
       if (model.providers.isNotEmpty) {
@@ -141,7 +144,9 @@ class HomeController extends ChangeNotifier {
     if (!_disposed) notifyListeners();
   }
 
-  Future<ApiResponse<List<Map<String, dynamic>>>> getTransactions(String userId) async {
+  Future<ApiResponse<List<Map<String, dynamic>>>> getTransactions(
+    String userId,
+  ) async {
     model.isLoading = true;
     if (!_disposed) notifyListeners();
 
@@ -179,8 +184,10 @@ class HomeController extends ChangeNotifier {
 
     // Simulate fetching categories
     try {
-      List<dynamic> response = await http.get('/public/categories');
-      model.categories = response.map((e) => Category.fromJson(e)).toList();
+      final response = await http.get('/public/categories');
+      model.categories = (response as List<dynamic>)
+          .map((e) => Category.fromJson(e as Map<String, dynamic>))
+          .toList();
 
       if (model.categories.isNotEmpty) {
         updateSelectedCategory(model.categories[0]);

lib/screens/home/home_screen.dart

@@ -35,6 +35,14 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
   late Animation<Offset> _transactionsSlideAnimation;
   late Animation<double> _transactionsFadeAnimation;
 
+  // ── Vibrant category color map ──────────────────────────────
+  static const Map<String, Color> _categoryColorMap = {
+    'ECONET': Color(0xFF1A73E8), // Deep green
+    'NETONE': Color.fromARGB(255, 230, 127, 0), // Bold blue
+    'TELECEL': Color(0xFF7B1FA2), // Vibrant purple
+    'ZESA': Color.fromARGB(255, 230, 58, 0), // Fiery orange
+  };
+
   @override
   void initState() {
     super.initState();
@@ -156,6 +164,28 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
     super.dispose();
   }
 
+  /// Derives a vibrant accent colour from the provider's category.
+  Color _resolveProviderColor(BillProvider provider) {
+    // Try exact match on category
+    final exact = _categoryColorMap[provider.category.toUpperCase()];
+    if (exact != null) return exact;
+
+    // Try matching on label
+    final labelMatch = _categoryColorMap[provider.label.toUpperCase()];
+    if (labelMatch != null) return labelMatch;
+
+    // Try matching on provider name keywords
+    final name = provider.name.toUpperCase();
+    for (final entry in _categoryColorMap.entries) {
+      if (name.contains(entry.key)) return entry.value;
+    }
+
+    // Hash-based fallback – deterministic vibrant hue
+    final hash = provider.clientId.hashCode;
+    final hue = (hash % 360).toDouble();
+    return HSVColor.fromAHSV(1.0, hue, 0.75, 0.85).toColor();
+  }
+
   @override
   Widget build(BuildContext context) {
     final theme = Theme.of(context);
@@ -352,6 +382,7 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
     double availableWidth,
   ) {
     final cardWidth = (availableWidth / 2) - 6;
+    final accent = _resolveProviderColor(provider);
 
     return SizedBox(
       width: cardWidth,
@@ -368,26 +399,13 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
           child: Container(
             padding: const EdgeInsets.all(14),
             decoration: BoxDecoration(
-              gradient: LinearGradient(
-                begin: Alignment.topLeft,
-                end: Alignment.bottomRight,
-                colors: [
-                  theme.colorScheme.primary.withValues(alpha: 0.08),
-                  theme.colorScheme.tertiary.withValues(alpha: 0.03),
-                  theme.colorScheme.primary.withValues(alpha: 0.05),
-                ],
-                stops: const [0.0, 0.5, 1.0],
-              ),
+              color: isDark ? const Color(0xFF1E1E1E) : Colors.white,
               borderRadius: BorderRadius.circular(16),
-              border: Border.all(
-                color: theme.colorScheme.primary.withValues(alpha: 0.1),
-                width: 1,
-              ),
               boxShadow: [
                 BoxShadow(
-                  color: theme.colorScheme.primary.withValues(alpha: 0.06),
-                  blurRadius: 10,
-                  offset: const Offset(0, 3),
+                  color: accent.withValues(alpha: 0.15),
+                  blurRadius: 2,
+                  offset: const Offset(0, 1),
                 ),
               ],
             ),
@@ -400,11 +418,9 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
                     Container(
                       width: 40,
                       height: 40,
-                      padding: const EdgeInsets.all(8),
+                      padding: const EdgeInsets.all(1),
                       decoration: BoxDecoration(
-                        color: theme.colorScheme.primary.withValues(
-                          alpha: 0.12,
-                        ),
+                        color: accent.withValues(alpha: 0.12),
                         borderRadius: BorderRadius.circular(12),
                       ),
                       child: Image(
@@ -412,14 +428,14 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
                         errorBuilder: (_, __, ___) => Icon(
                           Icons.payment_rounded,
                           size: 20,
-                          color: theme.colorScheme.primary,
+                          color: accent,
                         ),
                       ),
                     ),
                     Icon(
                       Icons.chevron_right_rounded,
                       size: 20,
-                      color: theme.colorScheme.primary.withValues(alpha: 0.5),
+                      color: accent.withValues(alpha: 0.55),
                     ),
                   ],
                 ),

lib/screens/transactions/transaction_model.dart

@@ -74,9 +74,9 @@ class TransactionModel {
   final String? providerImage;
   final String? paymentProcessorImage;
   final String confirmationStatus;
-  final String paymentStatus;
-  final String integrationStatus;
-  final String pollingStatus;
+  final String? paymentStatus;
+  final String? integrationStatus;
+  final String? pollingStatus;
   final String? orderId;
   final String? orderTrace;
   final String? orderTransactionTrace;
@@ -122,9 +122,9 @@ class TransactionModel {
     this.providerImage,
     this.paymentProcessorImage,
     required this.confirmationStatus,
-    required this.paymentStatus,
-    required this.integrationStatus,
-    required this.pollingStatus,
+    this.paymentStatus,
+    this.integrationStatus,
+    this.pollingStatus,
     this.orderId,
     this.orderTrace,
     this.orderTransactionTrace,

lib/screens/transactions/transaction_model.g.dart

@@ -41,9 +41,9 @@ TransactionModel _$TransactionModelFromJson(Map<String, dynamic> json) =>
       providerImage: json['providerImage'] as String?,
       paymentProcessorImage: json['paymentProcessorImage'] as String?,
       confirmationStatus: json['confirmationStatus'] as String,
-      paymentStatus: json['paymentStatus'] as String,
-      integrationStatus: json['integrationStatus'] as String,
-      pollingStatus: json['pollingStatus'] as String,
+      paymentStatus: json['paymentStatus'] as String?,
+      integrationStatus: json['integrationStatus'] as String?,
+      pollingStatus: json['pollingStatus'] as String?,
       orderId: json['orderId'] as String?,
       orderTrace: json['orderTrace'] as String?,
       orderTransactionTrace: json['orderTransactionTrace'] as String?,