142 lines
4.2 KiB
Dart
142 lines
4.2 KiB
Dart
import 'package:didvan/views/widgets/didvan/text.dart';
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import 'package:flutter/material.dart';
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import 'package:syncfusion_flutter_pdfviewer/pdfviewer.dart';
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import 'package:flutter/foundation.dart';
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import 'package:didvan/services/network/request.dart';
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class PdfViewerPage extends StatefulWidget {
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final String pdfUrl;
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final String title;
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const PdfViewerPage({
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super.key,
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required this.pdfUrl,
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required this.title,
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});
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@override
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State<PdfViewerPage> createState() => _PdfViewerPageState();
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}
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class _PdfViewerPageState extends State<PdfViewerPage> {
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final PdfViewerController _pdfViewerController = PdfViewerController();
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bool _isLoading = true;
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String? _errorMessage;
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late String _fullPdfUrl;
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@override
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void initState() {
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super.initState();
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_fullPdfUrl = widget.pdfUrl.contains('?')
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? 'https://api.didvan.app${widget.pdfUrl}'
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: 'https://api.didvan.app${widget.pdfUrl}';
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if (kDebugMode) {
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print('Original PDF URL: ${widget.pdfUrl}');
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print('Full PDF URL : $_fullPdfUrl');
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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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return Scaffold(
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appBar: AppBar(
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title: DidvanText(
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widget.title,
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style: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.bold,
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),
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),
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centerTitle: true,
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elevation: 0,
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backgroundColor: Theme.of(context).colorScheme.surface,
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),
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body: Stack(
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children: [
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SfPdfViewer.network(
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_fullPdfUrl,
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controller: _pdfViewerController,
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enableDoubleTapZooming: true,
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enableTextSelection: true,
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canShowScrollHead: true,
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canShowScrollStatus: true,
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pageLayoutMode: PdfPageLayoutMode.continuous,
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headers: {
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'Authorization': 'Bearer ${RequestService.token}',
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},
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onDocumentLoaded: (PdfDocumentLoadedDetails details) {
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setState(() {
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_isLoading = false;
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});
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if (kDebugMode) {
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print('PDF loaded successfully with ${details.document.pages.count} pages');
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}
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},
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onDocumentLoadFailed: (PdfDocumentLoadFailedDetails details) {
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setState(() {
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_isLoading = false;
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_errorMessage = details.error;
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});
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if (kDebugMode) {
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print('PDF load failed: ${details.error}');
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print('Description: ${details.description}');
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}
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},
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),
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if (_isLoading)
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const Center(
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child: CircularProgressIndicator(),
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),
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if (_errorMessage != null)
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Center(
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child: Padding(
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padding: const EdgeInsets.all(20.0),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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const Icon(
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Icons.error_outline,
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size: 64,
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color: Colors.red,
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),
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const SizedBox(height: 16),
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const DidvanText(
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'خطا در بارگذاری PDF',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 8),
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DidvanText(
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_errorMessage!,
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textAlign: TextAlign.center,
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style: const TextStyle(fontSize: 14),
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),
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const SizedBox(height: 16),
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ElevatedButton(
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onPressed: () {
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setState(() {
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_isLoading = true;
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_errorMessage = null;
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});
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},
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child: const DidvanText('تلاش مجدد'),
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),
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],
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),
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),
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),
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],
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),
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);
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}
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@override
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void dispose() {
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_pdfViewerController.dispose();
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super.dispose();
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}
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}
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