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changed pagination in liked tenders tanlet and web

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This commit is contained in:
llsajjad
2025-09-03 13:16:57 +03:30
parent ed80b54bef
commit faab29cd99
5 changed files with 344 additions and 210 deletions
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assets/icons/arrow_down_small.svg
+3
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@@ -0,0 +1,3 @@
<svg width="11" height="6" viewBox="0 0 11 6" fill="none" xmlns="http://www.w3.org/2000/svg">
<path d="M9.75977 1.71094L5.60352 5.62109C5.4668 5.75781 5.30273 5.8125 5.16602 5.8125C5.00195 5.8125 4.83789 5.75781 4.70117 5.64844L0.544922 1.71094C0.271484 1.46484 0.271484 1.05469 0.517578 0.78125C0.763672 0.507812 1.17383 0.507812 1.44727 0.753906L5.16602 4.25391L8.85742 0.753906C9.13086 0.507812 9.54102 0.507812 9.78711 0.78125C10.0332 1.05469 10.0332 1.46484 9.75977 1.71094Z" fill="black" fill-opacity="0.6"/>
</svg>
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lib/core/constants/assets.dart
+1
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@@ -62,5 +62,6 @@ class AssetsManager {
//Liked tenders
static const trash = 'assets/icons/trash.svg';
static const arrowdownSmall = 'assets/icons/arrow_down_small.svg';
}
lib/view_models/liked_tenders_view_model.dart
+34 -17
View File
@@ -17,25 +17,32 @@ class LikedTendersViewModel with ChangeNotifier {
LikedTendersResponse? data;
int _offset = 0;
final int _limit = 20;
final int _limit = 7;
Future<void> getLikedTenders({bool reset = false}) async {
int currentPage = 1;
Future<void> getLikedTenders({bool reset = false}) async {
if (!reset && (isLoadingMore || !hasMore)) {
return;
}
if (reset) {
_offset = 0;
_offset = (currentPage - 1) * _limit;
hasMore = true;
}
data = null;
isLoading = true;
notifyListeners();
} else {
if (_offset == 0) {
isLoading = true;
} else {
isLoadingMore = true;
}
errorMessage = null;
notifyListeners();
}
errorMessage = null;
final result = await likedTendersRepository.getLikedTenders(
offset: _offset,
@@ -47,21 +54,21 @@ class LikedTendersViewModel with ChangeNotifier {
final incoming = result.value;
final incomingList = incoming.data?.feedback ?? [];
if (reset || data == null) {
if (reset) {
data = incoming;
} else {
final existingList = data!.data!.feedback ?? [];
final existingList = data?.data?.feedback ?? [];
final combined = List<LikedTenderFeedback>.of(existingList)
..addAll(incomingList);
final newMeta = incoming.data?.meta ?? data!.data!.meta;
data = data!.copyWith(
data: data!.data!.copyWith(feedback: combined, meta: newMeta),
data = data?.copyWith(
data: data?.data?.copyWith(
feedback: combined,
meta: incoming.data?.meta ?? data!.data!.meta,
),
);
}
// چون offset بر اساس limit حرکت می‌کنه
hasMore = incomingList.length == _limit;
_offset += _limit;
@@ -76,7 +83,8 @@ class LikedTendersViewModel with ChangeNotifier {
isLoading = false;
isLoadingMore = false;
notifyListeners();
}
}
Future<void> loadMoreIfNeeded() async {
if (isLoadingMore || !hasMore) {
@@ -85,6 +93,13 @@ class LikedTendersViewModel with ChangeNotifier {
await getLikedTenders(reset: false);
}
Future<void> jumpToPage(int page) async {
currentPage = page;
_offset = (page - 1) * _limit;
hasMore = true;
await getLikedTenders(reset: true);
}
void removeTenderById(String id) {
final current = data;
final list = current?.data?.feedback;
@@ -92,14 +107,16 @@ class LikedTendersViewModel with ChangeNotifier {
return;
}
final List<LikedTenderFeedback> updatedList = List<LikedTenderFeedback>.of(
list,
)..removeWhere((e) => e.id == id);
final updatedList = List<LikedTenderFeedback>.of(list)
..removeWhere((e) => e.id == id);
final updatedMeta = current.data?.meta?.copyWith(total: updatedList.length);
data = current.copyWith(
data: current.data?.copyWith(feedback: updatedList, meta: updatedMeta),
data: current.data?.copyWith(
feedback: updatedList,
meta: updatedMeta,
),
);
notifyListeners();
lib/views/liked_tenders/pages/liked_tenders_desktop_page.dart
+102 -53
View File
@@ -19,39 +19,10 @@ class LikedTendersDesktopPage extends StatefulWidget {
}
class _LikedTendersDesktopPageState extends State<LikedTendersDesktopPage> {
late ScrollController _scrollController;
@override
void initState() {
super.initState();
_scrollController = ScrollController()..addListener(_onScroll);
}
void _onScroll() {
if (!_scrollController.hasClients) {
return;
}
final max = _scrollController.position.maxScrollExtent;
final pos = _scrollController.position.pixels;
const threshold = 200.0;
if (max - pos <= threshold) {
final vm = Provider.of<LikedTendersViewModel>(context, listen: false);
vm.loadMoreIfNeeded();
}
}
@override
void dispose() {
_scrollController.removeListener(_onScroll);
_scrollController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: AppColors.backgroundColor,
body: Column(
children: [
DesktopNavigationWidget(
@@ -72,9 +43,6 @@ class _LikedTendersDesktopPageState extends State<LikedTendersDesktopPage> {
Expanded(
child: SizedBox(
width: 740,
child: Column(
children: [
Expanded(
child: Consumer<LikedTendersViewModel>(
builder: (context, viewModel, child) {
if (viewModel.isLoading &&
@@ -93,27 +61,26 @@ class _LikedTendersDesktopPageState extends State<LikedTendersDesktopPage> {
final feedback = viewModel.data?.data?.feedback ?? [];
if (feedback.isEmpty) {
return const Center(
child: Text('Nothing to show'),
);
return const Center(child: Text('Nothing to show'));
}
final itemCount =
feedback.length + (viewModel.isLoadingMore ? 1 : 0);
final currentPage = viewModel.currentPage;
final totalPages = viewModel.data?.data?.meta?.pages ?? 1;
return RefreshIndicator(
return Column(
children: [
Expanded(
child: RefreshIndicator(
onRefresh: () async {
await viewModel.getLikedTenders(reset: true);
},
child: ListView.builder(
controller: _scrollController,
padding: EdgeInsets.symmetric(
horizontal: 24.0.w(),
vertical: 15.0.h(),
),
itemCount: itemCount,
itemCount: feedback.length,
itemBuilder: (context, index) {
if (index < feedback.length) {
final item = feedback[index];
return Padding(
padding: EdgeInsets.only(bottom: 20.0.h()),
@@ -137,29 +104,111 @@ class _LikedTendersDesktopPageState extends State<LikedTendersDesktopPage> {
child: LikedListItem(tender: item.tender!),
),
);
} else {
return Padding(
padding: EdgeInsets.symmetric(vertical: 20.0.h()),
child: Center(
child: SizedBox(
width: 24.0.w(),
height: 24.0.h(),
child: CircularProgressIndicator(
color: AppColors.secondary50,
strokeWidth: 2,
},
),
),
),
SizedBox(height: 10.0.h()),
Row(
children: [
const Spacer(),
Text(
'Page',
style: TextStyle(
fontSize: 13.0.sp(),
fontWeight: FontWeight.w300,
color: AppColors.grey60,
),
),
SizedBox(width: 10.0.w()),
GestureDetector(
onTap: () async {
final selectedPage = await showDialog<int>(
context: context,
builder: (context) {
return AlertDialog(
title: const Text('Select Page'),
content: SizedBox(
width: 200,
height: 300,
child: ListView.builder(
itemCount: totalPages,
itemBuilder: (context, index) {
final pageNumber = index + 1;
return ListTile(
title: Text('Page $pageNumber'),
onTap: () =>
Navigator.pop(context, pageNumber),
);
},
),
),
);
},
);
if (selectedPage != null) {
await viewModel.jumpToPage(selectedPage);
}
},
child: Container(
decoration: BoxDecoration(
border: Border.all(
color: AppColors.grey30,
width: 1,
),
);
},
borderRadius: BorderRadius.circular(4),
),
child: Row(
children: [
SizedBox(width: 5.0.w()),
Text(
'$currentPage',
style: TextStyle(
fontSize: 14.0.sp(),
fontWeight: FontWeight.w500,
color: AppColors.grey70,
),
),
SizedBox(width: 5.0.w()),
SvgPicture.asset(
AssetsManager.arrowdownSmall,
),
SizedBox(width: 5.0.w()),
],
),
),
),
SizedBox(width: 5.0.w()),
Text(
'Of',
style: TextStyle(
fontSize: 14.0.sp(),
fontWeight: FontWeight.w400,
color: AppColors.grey60,
),
),
SizedBox(width: 5.0.w()),
Text(
'$totalPages',
style: TextStyle(
fontSize: 13.0.sp(),
fontWeight: FontWeight.w400,
color: AppColors.grey60,
),
),
],
),
SizedBox(height: 30.0.h()),
],
);
},
),
),
),
],
lib/views/liked_tenders/pages/liked_tenders_tablet_page.dart
+109 -45
View File
@@ -21,34 +21,6 @@ class LikedTendersTabletPage extends StatefulWidget {
}
class _LikedTendersTabletPageState extends State<LikedTendersTabletPage> {
late final ScrollController _scrollController;
@override
void initState() {
super.initState();
_scrollController = ScrollController()..addListener(_onScroll);
}
void _onScroll() {
if (!_scrollController.hasClients) {
return;
}
final max = _scrollController.position.maxScrollExtent;
final pos = _scrollController.position.pixels;
const threshold = 200.0;
if (max - pos <= threshold) {
final vm = Provider.of<LikedTendersViewModel>(context, listen: false);
vm.loadMoreIfNeeded();
}
}
@override
void dispose() {
_scrollController.removeListener(_onScroll);
_scrollController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
final GlobalKey<ScaffoldState> key = GlobalKey();
@@ -99,21 +71,23 @@ class _LikedTendersTabletPageState extends State<LikedTendersTabletPage> {
return const Center(child: Text('Nothing to show'));
}
final itemCount =
feedback.length + (viewModel.isLoadingMore ? 1 : 0);
return RefreshIndicator(
final currentPage = viewModel.currentPage;
final totalPages = viewModel.data?.data?.meta?.pages ?? 1;
return Column(
children: [
Expanded(
child: RefreshIndicator(
onRefresh: () async {
await viewModel.getLikedTenders(reset: true);
},
child: ListView.builder(
controller: _scrollController,
padding: EdgeInsets.symmetric(
horizontal: 24.0.w(),
vertical: 15.0.h(),
),
itemCount: itemCount,
itemCount: feedback.length,
itemBuilder: (context, index) {
if (index < feedback.length) {
final item = feedback[index];
return Padding(
padding: EdgeInsets.only(bottom: 20.0.h()),
@@ -137,24 +111,114 @@ class _LikedTendersTabletPageState extends State<LikedTendersTabletPage> {
child: LikedListItem(tender: item.tender!),
),
);
} else {
return Padding(
padding: EdgeInsets.symmetric(vertical: 20.0.h()),
child: Center(
child: SizedBox(
width: 24.0.w(),
height: 24.0.h(),
child: CircularProgressIndicator(
color: AppColors.secondary50,
strokeWidth: 2,
},
),
),
),
SizedBox(height: 10.0.h()),
Row(
children: [
const Spacer(),
Text(
'Page',
style: TextStyle(
fontSize: 13.0.sp(),
fontWeight: FontWeight.w300,
color: AppColors.grey60,
),
),
SizedBox(width: 10.0.w()),
GestureDetector(
onTap: () async {
final selectedPage = await showDialog<int>(
context: context,
builder: (context) {
return AlertDialog(
title: const Text('Select Page'),
content: SizedBox(
width: 200,
height: 300,
child: ListView.builder(
itemCount: totalPages,
itemBuilder: (context, index) {
final pageNumber = index + 1;
return ListTile(
title: Text('Page $pageNumber'),
onTap:
() => Navigator.pop(
context,
pageNumber,
),
);
},
),
),
);
},
);
if (selectedPage != null) {
await viewModel.jumpToPage(selectedPage);
}
},
child: Container(
decoration: BoxDecoration(
border: Border.all(
color: AppColors.grey30,
width: 1,
),
); },
borderRadius: BorderRadius.circular(4),
),
child: Row(
children: [
SizedBox(width: 5.0.w()),
Text(
'$currentPage',
style: TextStyle(
fontSize: 14.0.sp(),
fontWeight: FontWeight.w500,
color: AppColors.grey70,
),
),
SizedBox(width: 5.0.w()),
SvgPicture.asset(
AssetsManager.arrowdownSmall,
),
SizedBox(width: 5.0.w()),
],
),
),
),
SizedBox(width: 5.0.w()),
Text(
'Of',
style: TextStyle(
fontSize: 14.0.sp(),
fontWeight: FontWeight.w400,
color: AppColors.grey60,
),
),
SizedBox(width: 5.0.w()),
Text(
'$totalPages',
style: TextStyle(
fontSize: 13.0.sp(),
fontWeight: FontWeight.w400,
color: AppColors.grey60,
),
),
SizedBox(width: 30.0.w()),
],
),
SizedBox(height: 30.0.h()),
],
);
},
),
),
],