Merge pull request 'filters in your tenders fixed' (#93) from your_tenders_filters into main

Reviewed-on: https://repo.ravanertebat.com/TM/tm_app/pulls/93

lib/view_models/your_tenders_view_model.dart

@@ -2,7 +2,9 @@ import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 import 'package:tm_app/core/utils/result.dart';
 import 'package:tm_app/data/repositories/your_tenders_repository.dart';
+import 'package:tm_app/data/services/model/liked_tenders_response/liked_tenders_response.dart';
 import 'package:tm_app/data/services/model/tender_approvals_response/tender_approvals_response.dart';
+import 'package:tm_app/views/your_tenders/strings/your_tenders_strings.dart';
 
 class YourTendersViewModel with ChangeNotifier {
   final YourTendersRepository yourTendersRepository;
@@ -11,7 +13,13 @@ class YourTendersViewModel with ChangeNotifier {
   bool isLoading = false;
   String? errorMessage;
   TenderApprovalsResponse? data;
-
+  LikedTendersResponse? likedTendersData;
+  // Pagination state for feedback lists
+  bool isLoadingMore = false;
+  bool hasMore = true;
+  int _offset = 0;
+  final int _limit = 10;
+  String? _currentFeedbackType;
   // Filter States
   DateTimeRange? selectedDateRange;
   String selectedStatus = 'All';
@@ -27,21 +35,29 @@ class YourTendersViewModel with ChangeNotifier {
           ? _fmt.format(selectedDateRange!.end)
           : 'YYYY/MM/DD';
 
-  int get startDateUnix =>
+  String get startDateUnix =>
       selectedDateRange?.start != null
-          ? selectedDateRange!.start.millisecondsSinceEpoch ~/ 1000
-          : 0;
+          ? (selectedDateRange!.start.millisecondsSinceEpoch ~/ 1000).toString()
+          : '';
 
-  int get endDateUnix =>
+  String get endDateUnix =>
       selectedDateRange?.end != null
-          ? selectedDateRange!.end.millisecondsSinceEpoch ~/ 1000
-          : 0;
+          ? (selectedDateRange!.end.millisecondsSinceEpoch ~/ 1000).toString()
+          : '';
 
-  Future<void> getApprovedTenders() async {
+  Future<void> getApprovedTenders({
+    required int limit,
+    required int offset,
+  }) async {
     isLoading = true;
     notifyListeners();
 
-    final result = await yourTendersRepository.getApprovedTenders();
+    final result = await yourTendersRepository.getApprovedTenders(
+      limit: limit,
+      offset: offset,
+      createdFrom: startDateUnix,
+      createdTo: endDateUnix,
+    );
 
     switch (result) {
       case Ok<TenderApprovalsResponse>():
@@ -86,6 +102,75 @@ class YourTendersViewModel with ChangeNotifier {
     notifyListeners();
   }
 
+  Future<void> getTendersFeedback({
+    required String feedbackType,
+    bool reset = false,
+  }) async {
+    if (reset) {
+      _offset = 0;
+      hasMore = true;
+      _currentFeedbackType = feedbackType;
+    }
+
+    if (!reset && (isLoadingMore || !hasMore)) {
+      return;
+    }
+
+    if (_offset == 0) {
+      isLoading = true;
+    } else {
+      isLoadingMore = true;
+    }
+    notifyListeners();
+
+    final result = await yourTendersRepository.getTendersFeedback(
+      limit: _limit,
+      offset: _offset,
+      feedbackType: _currentFeedbackType ?? feedbackType,
+      dateFrom: startDateUnix,
+      dateTo: endDateUnix,
+    );
+
+    switch (result) {
+      case Ok<LikedTendersResponse>():
+        final incoming = result.value;
+        final incomingList = incoming.data?.feedback ?? [];
+
+        if (reset || likedTendersData == null) {
+          likedTendersData = incoming;
+        } else {
+          final existingList = likedTendersData!.data?.feedback ?? [];
+          final combined = List.of(existingList)..addAll(incomingList);
+          final newMeta = incoming.data?.meta ?? likedTendersData!.data?.meta;
+          likedTendersData = likedTendersData!.copyWith(
+            data: likedTendersData!.data!.copyWith(
+              feedback: combined,
+              meta: newMeta,
+            ),
+          );
+        }
+
+        hasMore = incomingList.length == _limit;
+        _offset += _limit;
+        errorMessage = null;
+        break;
+      case Error<LikedTendersResponse>():
+        errorMessage = result.error.toString();
+        break;
+    }
+
+    isLoading = false;
+    isLoadingMore = false;
+    notifyListeners();
+  }
+
+  Future<void> loadMoreFeedback() async {
+    if (_currentFeedbackType == null) {
+      return;
+    }
+    await getTendersFeedback(feedbackType: _currentFeedbackType!, reset: false);
+  }
+
   // --- Filter Actions ---
   void setDateRange(DateTimeRange? range) {
     selectedDateRange = range;
@@ -99,20 +184,24 @@ class YourTendersViewModel with ChangeNotifier {
 
   void clearFilter() {
     selectedDateRange = null;
-    selectedStatus = 'All';
+    selectedStatus = YourTendersStrings.all;
     notifyListeners();
   }
 
   Future<void> callWithFilter() async {
-    if (selectedStatus == 'All') {
+    if (selectedStatus == YourTendersStrings.all) {
       await getTenders(
         limit: 10,
         offset: 0,
-        createdFrom: startDateUnix.toString(),
-        createdTo: endDateUnix.toString(),
+        createdFrom: startDateUnix,
+        createdTo: endDateUnix,
       );
-    } else if (selectedStatus == 'Tenders submitted') {
-      await getApprovedTenders();
+    } else if (selectedStatus == YourTendersStrings.tendersSubmitted) {
+      await getApprovedTenders(limit: 10, offset: 0);
+    } else if (selectedStatus == YourTendersStrings.likeTenders) {
+      await getTendersFeedback(feedbackType: 'like', reset: true);
+    } else if (selectedStatus == YourTendersStrings.dislikeTenders) {
+      await getTendersFeedback(feedbackType: 'dislike', reset: true);
     }
   }
 }