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This commit is contained in:
divya abdar
@@ -1,6 +1,12 @@
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:pdf/widgets.dart' as pw;
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import 'package:share_plus/share_plus.dart';
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import '../services/dio_client.dart';
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import '../services/invoice_service.dart';
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import '../widgets/invoice_detail_view.dart';
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class InvoiceDetailScreen extends StatefulWidget {
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final int invoiceId;
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@@ -20,149 +26,127 @@ class _InvoiceDetailScreenState extends State<InvoiceDetailScreen> {
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load();
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}
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// -------------------------------------------------------
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// ⭐ LOAD INVOICE FROM API
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// -------------------------------------------------------
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Future<void> load() async {
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final service = InvoiceService(DioClient.getInstance(context));
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final res = await service.getInvoiceDetails(widget.invoiceId);
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try {
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final res = await service.getInvoiceDetails(widget.invoiceId);
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if (res['success'] == true) {
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invoice = res['invoice'] ?? {};
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if (res['success'] == true) {
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invoice = res['invoice'] ?? {};
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} else {
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invoice = {};
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}
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} catch (e) {
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invoice = {};
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} finally {
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if (mounted) setState(() => loading = false);
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}
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loading = false;
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setState(() {});
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}
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/// ---------- REUSABLE ROW ----------
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Widget row(String label, dynamic value) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 6),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text(label, style: const TextStyle(fontSize: 14, color: Colors.grey)),
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Expanded(
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child: Text(
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value?.toString().isNotEmpty == true ? value.toString() : "N/A",
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textAlign: TextAlign.end,
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style: const TextStyle(
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fontSize: 15,
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fontWeight: FontWeight.w600,
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),
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// -------------------------------------------------------
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// ⭐ GENERATE + SAVE PDF TO DOWNLOADS FOLDER
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// (No Permission Needed)
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// -------------------------------------------------------
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Future<File> generatePDF() async {
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final pdf = pw.Document();
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pdf.addPage(
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pw.Page(
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build: (context) => pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Text(
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"INVOICE DETAILS",
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style: pw.TextStyle(fontSize: 26, fontWeight: pw.FontWeight.bold),
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),
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),
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],
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pw.SizedBox(height: 20),
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pw.Text("Invoice ID: ${invoice['id'] ?? '-'}"),
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pw.Text("Amount: ₹${invoice['amount'] ?? '-'}"),
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pw.Text("Status: ${invoice['status'] ?? '-'}"),
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pw.Text("Date: ${invoice['date'] ?? '-'}"),
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pw.Text("Customer: ${invoice['customer_name'] ?? '-'}"),
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],
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),
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),
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);
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// ⭐ SAFEST WAY (Android 10–14)
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final downloadsDir = await getDownloadsDirectory();
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final filePath = "${downloadsDir!.path}/invoice_${invoice['id']}.pdf";
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final file = File(filePath);
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await file.writeAsBytes(await pdf.save());
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text("PDF saved to Downloads:\n$filePath")),
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);
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}
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return file;
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}
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// -------------------------------------------------------
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// ⭐ SHARE THE SAVED PDF FILE
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// -------------------------------------------------------
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Future<void> sharePDF() async {
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final file = await generatePDF();
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await Share.shareXFiles(
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[XFile(file.path)],
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text: "Invoice Details",
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);
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}
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@override
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Widget build(BuildContext context) {
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final width = MediaQuery.of(context).size.width;
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final scale = (width / 430).clamp(0.88, 1.08);
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return Scaffold(
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appBar: AppBar(title: const Text("Invoice Details")),
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appBar: AppBar(
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title: Text(
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"Invoice Details",
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style: TextStyle(
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fontSize: 18 * scale,
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fontWeight: FontWeight.w600,
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),
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),
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// ⭐ PDF + SHARE BUTTONS
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actions: [
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IconButton(
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icon: const Icon(Icons.picture_as_pdf),
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onPressed: generatePDF,
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),
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IconButton(
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icon: const Icon(Icons.share),
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onPressed: sharePDF,
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),
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],
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),
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body: loading
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? const Center(child: CircularProgressIndicator())
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/// ================ INVOICE DATA ================
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: Padding(
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padding: const EdgeInsets.all(16),
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child: ListView(
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children: [
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/// -------- Invoice Summary --------
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const Text(
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"Invoice Summary",
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style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
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),
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const SizedBox(height: 10),
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row("Invoice No", invoice['invoice_number']),
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row("Invoice Date", invoice['invoice_date']),
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row("Due Date", invoice['due_date']),
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row("Status", invoice['status']),
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const Divider(height: 30),
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/// -------- Customer Details --------
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const Text(
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"Customer Details",
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style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
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),
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const SizedBox(height: 10),
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row("Name", invoice['customer_name']),
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row("Company", invoice['company_name']),
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row("Email", invoice['customer_email']),
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row("Mobile", invoice['customer_mobile']),
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row("Address", invoice['customer_address']),
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row("Pincode", invoice['pincode']),
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const Divider(height: 30),
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/// -------- Amounts & Taxes --------
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const Text(
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"Amounts",
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style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
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),
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const SizedBox(height: 10),
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row("Final Amount", invoice['final_amount']),
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row("Tax Type", invoice['tax_type']),
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row("GST %", invoice['gst_percent']),
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row("GST Amount", invoice['gst_amount']),
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row("Final with GST", invoice['final_amount_with_gst']),
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const Divider(height: 30),
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/// -------- Payment Details --------
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const Text(
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"Payment Details",
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style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
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),
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const SizedBox(height: 10),
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row("Payment Method", invoice['payment_method']),
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row("Reference No", invoice['reference_no']),
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row("Notes", invoice['notes']),
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const Divider(height: 30),
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/// -------- PDF --------
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if (invoice['pdf_path'] != null)
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ElevatedButton.icon(
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icon: const Icon(Icons.picture_as_pdf),
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label: const Text("Download PDF"),
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onPressed: () {},
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style:
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ElevatedButton.styleFrom(backgroundColor: Colors.red),
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),
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const SizedBox(height: 20),
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/// -------- Invoice Items --------
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if (invoice['items'] != null)
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const Text(
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"Invoice Items",
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style:
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TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
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),
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const SizedBox(height: 10),
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...List.generate(invoice['items']?.length ?? 0, (i) {
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final item = invoice['items'][i];
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return Card(
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child: ListTile(
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title: Text(item['description'] ?? "Item"),
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subtitle: Text("Qty: ${item['qty'] ?? 0}"),
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trailing: Text(
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"₹${item['ttl_amount'] ?? 0}",
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style: const TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.indigo),
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),
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),
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);
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}),
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],
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: invoice.isEmpty
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? Center(
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child: Text(
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"No Invoice Data Found",
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style: TextStyle(
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fontSize: 18 * scale,
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fontWeight: FontWeight.w600,
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color: Colors.black87,
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),
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),
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)
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: Padding(
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padding: EdgeInsets.all(12 * scale),
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child: InvoiceDetailView(invoice: invoice),
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),
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);
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}
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