update invoice section show download option

lib/config/api_config.dart

@@ -1,3 +1,4 @@
 class ApiConfig {
   static const String baseUrl = "http://10.119.0.74:8000/api";
+  static const String fileBaseUrl = "http://10.119.0.74:8000/";
 }

lib/providers/invoice_installment_screen.dart

@@ -176,17 +176,17 @@ class InstallmentCard extends StatelessWidget {
                 Divider(color: Colors.grey.shade300, thickness: 1),
                 SizedBox(height: isTablet ? 10 : 6),
 
-                Align(
-                  alignment: Alignment.centerRight,
-                  child: Text(
-                    "Installment #${inst['id'] ?? ''}",
-                    style: TextStyle(
-                      fontSize: isTablet ? 15 : 13,
-                      color: Colors.grey.shade600,
-                      fontWeight: FontWeight.w500,
-                    ),
-                  ),
-                ),
+                // Align(
+                //   alignment: Alignment.centerRight,
+                //   child: Text(
+                //     "Installment #${inst['id'] ?? ''}",
+                //     style: TextStyle(
+                //       fontSize: isTablet ? 15 : 13,
+                //       color: Colors.grey.shade600,
+                //       fontWeight: FontWeight.w500,
+                //     ),
+                //   ),
+                // ),
               ],
             ),
           ),

lib/screens/invoice_detail_screen.dart

@@ -1,9 +1,12 @@
 import 'dart:io';
-import 'package:flutter/material.dart';
-import 'package:path_provider/path_provider.dart';
-import 'package:pdf/widgets.dart' as pw;
-import 'package:share_plus/share_plus.dart';
 
+import 'package:dio/dio.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:path_provider/path_provider.dart';
+import 'package:permission_handler/permission_handler.dart';
+import 'package:share_plus/share_plus.dart';
+import '../config/api_config.dart';
 import '../services/dio_client.dart';
 import '../services/invoice_service.dart';
 import '../widgets/invoice_detail_view.dart';
@@ -26,9 +29,6 @@ class _InvoiceDetailScreenState extends State<InvoiceDetailScreen> {
     load();
   }
 
-  // -------------------------------------------------------
-  // ⭐ LOAD INVOICE FROM API
-  // -------------------------------------------------------
   Future<void> load() async {
     final service = InvoiceService(DioClient.getInstance(context));
     try {
@@ -40,93 +40,116 @@ class _InvoiceDetailScreenState extends State<InvoiceDetailScreen> {
         invoice = {};
       }
     } catch (e) {
+      // handle error gracefully
       invoice = {};
     } finally {
       if (mounted) setState(() => loading = false);
     }
   }
 
-  // -------------------------------------------------------
-  // ⭐ GENERATE + SAVE PDF TO DOWNLOADS FOLDER
-  // (No Permission Needed)
-  // -------------------------------------------------------
-  Future<File> generatePDF() async {
-    final pdf = pw.Document();
+  String? get pdfUrl {
+    final path = invoice['pdf_path'];
+    if (path == null || path.toString().isEmpty) return null;
 
-    pdf.addPage(
-      pw.Page(
-        build: (context) => pw.Column(
-          crossAxisAlignment: pw.CrossAxisAlignment.start,
-          children: [
-            pw.Text(
-              "INVOICE DETAILS",
-              style: pw.TextStyle(fontSize: 26, fontWeight: pw.FontWeight.bold),
-            ),
-            pw.SizedBox(height: 20),
+    return ApiConfig.fileBaseUrl + path;
+  }
 
-            pw.Text("Invoice ID: ${invoice['id'] ?? '-'}"),
-            pw.Text("Amount: ₹${invoice['amount'] ?? '-'}"),
-            pw.Text("Status: ${invoice['status'] ?? '-'}"),
-            pw.Text("Date: ${invoice['date'] ?? '-'}"),
-            pw.Text("Customer: ${invoice['customer_name'] ?? '-'}"),
-          ],
-        ),
-      ),
-    );
+  static const MethodChannel _mediaScanner =
+  MethodChannel('media_scanner');
 
-    // ⭐ SAFEST WAY (Android 10–14)
-    final downloadsDir = await getDownloadsDirectory();
-
-    final filePath = "${downloadsDir!.path}/invoice_${invoice['id']}.pdf";
-    final file = File(filePath);
-
-    await file.writeAsBytes(await pdf.save());
-
-    if (mounted) {
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text("PDF saved to Downloads:\n$filePath")),
-      );
+  Future<void> _scanFile(String path) async {
+    try {
+      await _mediaScanner.invokeMethod('scanFile', {'path': path});
+    } catch (e) {
+      debugPrint("❌ MediaScanner error: $e");
     }
-
-    return file;
   }
 
-  // -------------------------------------------------------
-  // ⭐ SHARE THE SAVED PDF FILE
-  // -------------------------------------------------------
-  Future<void> sharePDF() async {
-    final file = await generatePDF();
 
-    await Share.shareXFiles(
-      [XFile(file.path)],
-      text: "Invoice Details",
-    );
+
+  Future<File?> _downloadPdf(String url) async {
+    try {
+      debugPrint("📥 PDF URL: $url");
+
+      final fileName = url.split('/').last;
+
+      // ✅ SAME FOLDER AS CHAT FILES
+      final baseDir = Directory('/storage/emulated/0/Download/KentChat');
+
+      if (!await baseDir.exists()) {
+        await baseDir.create(recursive: true);
+        debugPrint("📁 Created directory: ${baseDir.path}");
+      }
+
+      final filePath = "${baseDir.path}/$fileName";
+      debugPrint("📄 Saving PDF to: $filePath");
+
+      await Dio().download(
+        url,
+        filePath,
+        onReceiveProgress: (received, total) {
+          if (total > 0) {
+            debugPrint(
+              "⬇ Downloading: ${(received / total * 100).toStringAsFixed(1)}%",
+            );
+          }
+        },
+      );
+
+      // 🔔 VERY IMPORTANT: Notify Android system (same as chat)
+      await _scanFile(filePath);
+
+      debugPrint("✅ PDF Downloaded & Scanned Successfully");
+
+      return File(filePath);
+    } catch (e) {
+      debugPrint("❌ PDF download error: $e");
+      return null;
+    }
   }
 
+
+
+
+
   @override
   Widget build(BuildContext context) {
     final width = MediaQuery.of(context).size.width;
+
+    // ⭐ COMPACT RESPONSIVE SCALE
     final scale = (width / 430).clamp(0.88, 1.08);
 
     return Scaffold(
       appBar: AppBar(
-        title: Text(
-          "Invoice Details",
-          style: TextStyle(
-            fontSize: 18 * scale,
-            fontWeight: FontWeight.w600,
+        title: const Text("Invoice Details"),
+        actions: pdfUrl == null
+            ? []
+            : [
+          // DOWNLOAD
+          IconButton(
+            icon: const Icon(Icons.download_rounded),
+            onPressed: () async {
+              final file = await _downloadPdf(pdfUrl!);
+              if (file != null && mounted) {
+                ScaffoldMessenger.of(context).showSnackBar(
+                  const SnackBar(content: Text("Invoice downloaded")),
+                );
+              }
+            },
           ),
-        ),
 
-        // ⭐ PDF + SHARE BUTTONS
-        actions: [
+          // SHARE
           IconButton(
-            icon: const Icon(Icons.picture_as_pdf),
-            onPressed: generatePDF,
-          ),
-          IconButton(
-            icon: const Icon(Icons.share),
-            onPressed: sharePDF,
+            icon: const Icon(Icons.share_rounded),
+            onPressed: () async {
+              final file = await _downloadPdf(pdfUrl!);
+              if (file != null) {
+                await Share.shareXFiles(
+                  [XFile(file.path)],
+                  text: "Invoice ${invoice['invoice_number']}",
+                );
+              }
+            },
           ),
         ],
       ),
@@ -146,6 +169,8 @@ class _InvoiceDetailScreenState extends State<InvoiceDetailScreen> {
       )
           : Padding(
         padding: EdgeInsets.all(12 * scale),
+        // NOTE: InvoiceDetailView should handle its own responsiveness.
+        // If you want it to follow the same `scale`, I can update that widget to accept `scale`.
         child: InvoiceDetailView(invoice: invoice),
       ),
     );

lib/screens/order_invoice_screen.dart

@@ -92,9 +92,9 @@ class _OrderInvoiceScreenState extends State<OrderInvoiceScreen>
             _detailRow(Icons.numbers, "Invoice No", invoice['invoice_number'], scale),
             _detailRow(Icons.calendar_month, "Invoice Date", invoice['invoice_date'], scale),
             _detailRow(Icons.date_range, "Due Date", invoice['due_date'], scale),
-            _detailRow(Icons.payment, "Payment Method", invoice['payment_method'], scale),
-            _detailRow(Icons.confirmation_number, "Reference No",
-                invoice['reference_no'], scale),
+            // _detailRow(Icons.payment, "Payment Method", invoice['payment_method'], scale),
+            // _detailRow(Icons.confirmation_number, "Reference No",
+            //     invoice['reference_no'], scale),
           ], scale),
 
           // AMOUNT SECTION
@@ -103,6 +103,7 @@ class _OrderInvoiceScreenState extends State<OrderInvoiceScreen>
           }, scale),
           _sectionBody(s2, [
             _detailRow(Icons.money, "Amount", invoice['final_amount'], scale),
+            _detailRow(Icons.percent, "GST percent", invoice['gst_percent'], scale),
             _detailRow(Icons.percent, "GST Amount", invoice['gst_amount'], scale),
             _detailRow(Icons.summarize, "Final With GST",
                 invoice['final_amount_with_gst'], scale),

lib/services/invoice_service.dart

@@ -4,55 +4,30 @@ class InvoiceService {
   final Dio dio;
   InvoiceService(this.dio);
 
-  // -------------------------------------------------------
-  // ⭐ GET ALL INVOICES
-  // -------------------------------------------------------
   Future<Map<String, dynamic>> getAllInvoices() async {
     try {
       final res = await dio.get("/user/invoices");
-
-      print("🔵 ALL INVOICES RESPONSE:");
-      print(res.data);
-
       return Map<String, dynamic>.from(res.data);
     } catch (e) {
-      print("❌ ERROR (All Invoices): $e");
       return {"success": false, "message": e.toString()};
     }
   }
 
-  // -------------------------------------------------------
-  // ⭐ GET INSTALLMENTS
-  // -------------------------------------------------------
   Future<Map<String, dynamic>> getInstallments(int invoiceId) async {
     try {
-      final res =
-      await dio.get("/user/invoice/$invoiceId/installments");
-
-      print("🔵 INSTALLMENTS RESPONSE:");
-      print(res.data);
-
+      final res = await dio.get("/user/invoice/$invoiceId/installments");
       return Map<String, dynamic>.from(res.data);
     } catch (e) {
-      print("❌ ERROR (Installments): $e");
       return {"success": false, "message": e.toString()};
     }
   }
 
-  // -------------------------------------------------------
-  // ⭐ GET FULL INVOICE DETAILS (PRINT JSON HERE)
-  // -------------------------------------------------------
+  /// 🔵 NEW FUNCTION — Fetch Full Invoice Details
   Future<Map<String, dynamic>> getInvoiceDetails(int invoiceId) async {
     try {
       final res = await dio.get("/user/invoice/$invoiceId/details");
-
-      print("👇👇👇  INVOICE API RESPONSE START  👇👇👇");
-      print(res.data); // <-- THIS IS WHAT YOU NEED
-      print("👆👆👆  INVOICE API RESPONSE END  👆👆👆");
-
       return Map<String, dynamic>.from(res.data);
     } catch (e) {
-      print("❌ ERROR (Invoice Details): $e");
       return {"success": false, "message": e.toString()};
     }
   }

lib/widgets/invoice_detail_view.dart

@@ -298,17 +298,18 @@ class _InvoiceDetailViewState extends State<InvoiceDetailView>
                 () => setState(() => s3 = !s3), scale),
         sectionBody(s3, [
           detailRow(Icons.money, "Amount", invoice['final_amount'], scale),
-          detailRow(Icons.percent, "GST %", invoice['gst_percent'], scale),
+          detailRow(Icons.percent, "GST percent %", invoice['gst_percent'], scale),
+          detailRow(Icons.percent, "GST amount %", invoice['gst_amount'], scale),
           detailRow(Icons.summarize, "Total", invoice['final_amount_with_gst'], scale),
         ], scale),
 
-        sectionHeader("Payment Details", Icons.payment, s4,
-                () => setState(() => s4 = !s4), scale),
-        sectionBody(s4, [
-          detailRow(Icons.credit_card, "Method", invoice['payment_method'], scale),
-          detailRow(Icons.confirmation_number, "Reference",
-              invoice['reference_no'], scale),
-        ], scale),
+        // sectionHeader("Payment Details", Icons.payment, s4,
+        //         () => setState(() => s4 = !s4), scale),
+        // sectionBody(s4, [
+        //   detailRow(Icons.credit_card, "Method", invoice['payment_method'], scale),
+        //   detailRow(Icons.confirmation_number, "Reference",
+        //       invoice['reference_no'], scale),
+        // ], scale),
       ],
     );
   }