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eko54r
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lib/pdf_report/combo_report/combo_report_pdf.dart Normal file
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import 'dart:async';
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:intl/intl.dart';
import 'package:mobile_pos/Screens/Products/Model/product_model.dart';
import 'package:mobile_pos/constant.dart';
import 'package:path_provider/path_provider.dart';
import 'package:pdf/pdf.dart';
import 'package:pdf/widgets.dart' as pw;
import 'package:printing/printing.dart';
import '../../Screens/Income/Model/income_modle.dart';
import '../../Screens/PDF/pdf.dart';
import '../../model/business_info_model.dart';
import '../ledger_report/generate_pdf_date_range.dart';
Future<void> generateComboReportPdf(
BuildContext context,
List<Product>? data,
BusinessInformationModel? business,
) async {
final pw.Document pdf = pw.Document();
final interFont = await PdfGoogleFonts.notoSansRegular();
// Show loading indicator
EasyLoading.show(status: 'Generating PDF');
double totalAmount = 0;
// Calculate totals from data
if (data != null) {
for (var item in data) {
totalAmount += item.productSalePrice ?? 0;
}
}
// print('--font family---$ttf---------------');
try {
pdf.addPage(pw.MultiPage(
pageFormat: PdfPageFormat.letter.copyWith(marginBottom: 1.5 * PdfPageFormat.cm),
margin: pw.EdgeInsets.symmetric(horizontal: 16),
//----------------pdf header--------------
header: (pw.Context context) {
return pw.Center(
child: pw.Column(
crossAxisAlignment: pw.CrossAxisAlignment.center,
children: [
pw.Text(
business?.data?.companyName.toString() ?? '',
style: pw.TextStyle(
// font: interFont,
fontWeight: pw.FontWeight.bold,
fontSize: 20,
),
),
pw.Text(
// 'বিক্রয় প্রতিবেদন',
'Combo Product Report',
style: pw.TextStyle(
fontSize: 16,
fontWeight: pw.FontWeight.bold,
// font: ttf,
),
),
pw.SizedBox(height: 4),
],
),
);
},
//-----------------pdf footer-------------
footer: (pw.Context context) {
return pw.Row(
mainAxisAlignment: pw.MainAxisAlignment.spaceBetween,
children: [
pw.Text('${business?.data?.developByLevel ?? ''} ${business?.data?.developBy ?? ''}'),
pw.Text('Page-${context.pageNumber}'),
],
);
},
build: (pw.Context context) {
final List<List<String>> tableData = [];
for (int i = 0; i < data!.length; i++) {
tableData.add([
'${i + 1}',
data[i].productName ?? '',
data[i].productCode ?? '',
data[i].comboProducts?.length.toString() ?? '',
data[i].unit?.unitName ?? '',
data[i].productSalePrice.toString() ?? '',
]);
}
return [
pw.SizedBox(height: 16),
// Main Table
pw.Table.fromTextArray(
headers: [
'SL',
'Product Name',
'Code',
'Product',
'Unit',
'Price',
],
data: tableData,
headerDecoration: const pw.BoxDecoration(
color: PdfColor.fromInt(0xffC52127),
),
border: pw.TableBorder.all(color: PdfColor.fromInt(0xffD9D9D9)),
headerStyle: pw.TextStyle(
fontWeight: pw.FontWeight.bold,
color: PdfColors.white,
),
rowDecoration: const pw.BoxDecoration(
color: PdfColors.white,
),
oddRowDecoration: pw.BoxDecoration(
color: PdfColor.fromInt(0xffF7F7F7),
),
cellPadding: const pw.EdgeInsets.all(8),
columnWidths: <int, pw.TableColumnWidth>{
0: const pw.FlexColumnWidth(1),
1: const pw.FlexColumnWidth(3),
2: const pw.FlexColumnWidth(2),
3: const pw.FlexColumnWidth(2),
4: const pw.FlexColumnWidth(2),
5: const pw.FlexColumnWidth(2),
},
cellAlignments: {
0: pw.Alignment.center,
1: pw.Alignment.center,
2: pw.Alignment.center,
3: pw.Alignment.center,
4: pw.Alignment.center,
5: pw.Alignment.center,
},
),
// Totals row (styled to match)
pw.Table.fromTextArray(
border: const pw.TableBorder(
left: pw.BorderSide(color: PdfColor.fromInt(0xffD9D9D9)),
right: pw.BorderSide(color: PdfColor.fromInt(0xffD9D9D9)),
bottom: pw.BorderSide(color: PdfColor.fromInt(0xffD9D9D9)),
),
columnWidths: <int, pw.TableColumnWidth>{
0: const pw.FlexColumnWidth(2),
1: const pw.FlexColumnWidth(3),
2: const pw.FlexColumnWidth(2),
3: const pw.FlexColumnWidth(2),
4: const pw.FlexColumnWidth(2),
5: const pw.FlexColumnWidth(2),
},
data: [
[
'Total',
'',
'',
'',
'',
totalAmount.toStringAsFixed(2),
]
],
headerDecoration: const pw.BoxDecoration(
color: PdfColor.fromInt(0xffC52127),
),
headerStyle: pw.TextStyle(
fontWeight: pw.FontWeight.bold,
color: PdfColors.white,
),
cellAlignment: pw.Alignment.center,
cellPadding: const pw.EdgeInsets.all(8),
),
];
}));
final byteData = await pdf.save();
final dir = await getApplicationDocumentsDirectory();
final file = File('${dir.path}/${appsName}-combo.pdf');
await file.writeAsBytes(byteData.buffer.asUint8List(byteData.offsetInBytes, byteData.lengthInBytes));
EasyLoading.showSuccess('Generate Complete');
//print pdf
if (context.mounted) {
await Printing.layoutPdf(
name: 'Combo Report',
usePrinterSettings: true,
dynamicLayout: true,
forceCustomPrintPaper: true,
onLayout: (PdfPageFormat format) async => pdf.save(),
);
}
} catch (e) {
EasyLoading.showError('Error: $e');
print('Error during PDF generation: $e');
}
}