feat: profit loss

lib/presentation/pages/finance/widgets/profit_loss.dart

@@ -1,10 +1,14 @@
 import 'package:flutter/material.dart';
 import 'package:line_icons/line_icons.dart';
 
+import '../../../../common/extension/extension.dart';
 import '../../../../common/theme/theme.dart';
+import '../../../../domain/analytic/analytic.dart';
 
 class FinanceProfitLoss extends StatelessWidget {
-  const FinanceProfitLoss({super.key});
+  final ProfitLossSummary data;
+
+  const FinanceProfitLoss({super.key, required this.data});
 
   @override
   Widget build(BuildContext context) {
@@ -49,52 +53,77 @@ class FinanceProfitLoss extends StatelessWidget {
           ),
           const SizedBox(height: 20),
 
+          // Total Revenue (Penjualan Kotor)
           _buildPLItem(
             'Penjualan Kotor',
-            'Rp 25.840.000',
+            data.totalRevenue.currencyFormatRp,
             AppColor.success,
             true,
           ),
-          _buildPLItem('Diskon & Retur', '- Rp 560.000', AppColor.error, false),
+
+          // Discount (Diskon & Retur)
+          _buildPLItem(
+            'Diskon & Retur',
+            '- ${data.totalDiscount.currencyFormatRp}',
+            AppColor.error,
+            false,
+          ),
+
           const Divider(height: 24),
+
+          // Net Sales (Penjualan Bersih = Total Revenue - Discount)
           _buildPLItem(
             'Penjualan Bersih',
-            'Rp 25.280.000',
+            (data.totalRevenue - data.totalDiscount).currencyFormatRp,
             AppColor.textPrimary,
             true,
             isHeader: true,
           ),
+
           const SizedBox(height: 12),
+
+          // Cost of Goods Sold (HPP)
           _buildPLItem(
             'HPP (Harga Pokok Penjualan)',
-            '- Rp 15.120.000',
+            '- ${data.totalCost.currencyFormatRp}',
             AppColor.error,
             false,
           ),
+
           const Divider(height: 24),
+
+          // Gross Profit (Laba Kotor)
           _buildPLItem(
             'Laba Kotor',
-            'Rp 10.160.000',
+            data.grossProfit.currencyFormatRp,
             AppColor.success,
             true,
             isHeader: true,
+            showPercentage: true,
+            percentage: '${data.grossProfitMargin.toStringAsFixed(1)}%',
           ),
+
           const SizedBox(height: 12),
+
+          // Operational Cost (Biaya Operasional) - calculated as difference
           _buildPLItem(
             'Biaya Operasional',
-            '- Rp 2.640.000',
+            '- ${_calculateOperationalCost().currencyFormatRp}',
             AppColor.error,
             false,
           ),
+
           const Divider(height: 24),
+
+          // Net Profit (Laba Bersih)
           _buildPLItem(
             'Laba Bersih',
-            'Rp 7.520.000',
+            data.netProfit.currencyFormatRp,
             AppColor.primary,
             true,
             isHeader: true,
             showPercentage: true,
-            percentage: '29.8%',
+            percentage: '${data.netProfitMargin.round()}%',
           ),
         ],
       ),
@@ -155,4 +184,9 @@ class FinanceProfitLoss extends StatelessWidget {
       ),
     );
   }
+
+  // Calculate operational cost as the difference between gross profit and net profit
+  int _calculateOperationalCost() {
+    return data.grossProfit - data.netProfit - data.totalTax;
+  }
 }