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136 changes: 136 additions & 0 deletions
136
lib/tools/student_performance/pages/student_performance_page.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| import 'package:academia/exports/barrel.dart'; | ||
| import 'package:get/get.dart'; | ||
| import 'package:http/http.dart' as http; | ||
|
|
||
| enum StudentPerfomanceParameter { audit, transcript } | ||
|
|
||
| class StudentPerformancePage extends StatefulWidget { | ||
| const StudentPerformancePage({ | ||
| super.key, | ||
| required this.parameter, | ||
| }); | ||
| final StudentPerfomanceParameter parameter; | ||
|
|
||
| @override | ||
| State<StudentPerformancePage> createState() => _StudentPerformancePageState(); | ||
| } | ||
|
|
||
| class _StudentPerformancePageState extends State<StudentPerformancePage> { | ||
| final SettingsController _settingsController = Get.find<SettingsController>(); | ||
| final UserController _userController = Get.find<UserController>(); | ||
| bool documentLocked = true; | ||
| int currentPage = 0, totalPages = 0; | ||
| bool isReady = false; | ||
| String errorMessage = ''; | ||
|
|
||
| Future<Uint8List> _loadPdf() async { | ||
| try { | ||
| setState(() { | ||
| isReady = false; | ||
| }); | ||
| final response = await http.get(Uri.parse(widget.parameter == | ||
| StudentPerfomanceParameter.transcript | ||
| ? "https://student.daystar.ac.ke/Downloads/STDAUDIT-${_userController.user.value!.admissionNumber}.pdf" | ||
| : "https://student.daystar.ac.ke/Downloads/PROVISIONAL%20RESULTS-${_userController.user.value!.admissionNumber}.pdf")); | ||
| if (response.statusCode != 200) { | ||
| throw "Error while fetching content"; | ||
| } | ||
|
|
||
| setState(() { | ||
| isReady = true; | ||
| }); | ||
| return response.bodyBytes; | ||
| } catch (e) { | ||
| setState(() { | ||
| errorMessage = e.toString(); | ||
| }); | ||
| } | ||
| return Uint8List(0); | ||
| } | ||
|
|
||
| @override | ||
| void initState() { | ||
| super.initState(); | ||
|
|
||
| if (_settingsController.settings.value.showAudit && | ||
| widget.parameter == StudentPerfomanceParameter.audit) { | ||
| documentLocked = false; | ||
| return; | ||
| } | ||
|
|
||
| if (_settingsController.settings.value.showTranscript && | ||
| widget.parameter == StudentPerfomanceParameter.transcript) { | ||
| documentLocked = false; | ||
| return; | ||
| } | ||
| } | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| return Scaffold( | ||
| appBar: AppBar( | ||
| title: Text( | ||
| widget.parameter == StudentPerfomanceParameter.audit | ||
| ? "Student Audit" | ||
| : "Student Transcript", | ||
| ), | ||
| ), | ||
| body: documentLocked | ||
| ? Column( | ||
| mainAxisAlignment: MainAxisAlignment.center, | ||
| children: [ | ||
| Text( | ||
| "The requested document cannot be loaded because the document is locked from the settings page", | ||
| style: Theme.of(context).textTheme.headlineSmall, | ||
| textAlign: TextAlign.center, | ||
| ), | ||
| ], | ||
| ) | ||
| : FutureBuilder( | ||
| future: _loadPdf(), | ||
| builder: (context, snapshot) { | ||
| return snapshot.hasData | ||
| ? snapshot.hasError | ||
| ? Center( | ||
| child: Column( | ||
| children: [ | ||
| Image.asset("assets/images/bot_sad.png"), | ||
| Text( | ||
| snapshot.error.toString(), | ||
| ), | ||
| ], | ||
| ), | ||
| ) | ||
| : Stack( | ||
| children: [ | ||
| PDFView( | ||
| fitPolicy: FitPolicy.BOTH, | ||
| pdfData: snapshot.data, | ||
| pageFling: true, | ||
| defaultPage: currentPage, | ||
| onPageChanged: (page, total) { | ||
| setState(() { | ||
| currentPage = page!; | ||
| }); | ||
| }, | ||
| onRender: (pages) { | ||
| setState(() {}); | ||
| }, | ||
| onError: (error) { | ||
| debugPrint("Error"); | ||
| }, | ||
| ), | ||
| ], | ||
| ) | ||
| : const Center( | ||
| child: Column( | ||
| mainAxisAlignment: MainAxisAlignment.center, | ||
| children: [ | ||
| Text("Loading .."), | ||
| ], | ||
| ), | ||
| ); | ||
| }), | ||
| ); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| export 'pages/student_performance_page.dart'; |
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