feat : pagination

packages/chicken/lib/presentation/pages/entering_the_warehouse/logic.dart

@@ -24,6 +24,12 @@ class EnteringTheWarehouseLogic extends GetxController {
   final RxBool addPageImportedLoad = false.obs;
   final RxBool hasMoreDataImportedLoad = true.obs;
 
+  final ScrollController scrollControllerWaitingForArrival = ScrollController();
+  final RxInt currentPageWaitingForArrival = 1.obs;
+  final RxBool isLoadingMoreWaitingForArrival = false.obs;
+  final RxBool addPageWaitingForArrival = false.obs;
+  final RxBool hasMoreDataWaitingForArrival = true.obs;
+
   @override
   void onReady() {
     super.onReady();
@@ -39,6 +45,14 @@ class EnteringTheWarehouseLogic extends GetxController {
         getImportedEntried();
       }
     });
+
+    scrollControllerWaitingForArrival.addListener(() {
+      if (scrollControllerWaitingForArrival.position.pixels >=
+          scrollControllerWaitingForArrival.position.maxScrollExtent - 100) {
+        addPageWaitingForArrival.value = true;
+        getWaitingArrivals();
+      }
+    });
   }
 
   Future<void> getBarGeneralInformation() async {
@@ -59,18 +73,34 @@ class EnteringTheWarehouseLogic extends GetxController {
   }
 
   Future<void> getWaitingArrivals() async {
+    if (isLoadingMoreWaitingForArrival.value ||
+        !hasMoreDataWaitingForArrival.value) {
+      return;
+    }
+
+    if (addPageWaitingForArrival.value) {
+      currentPageWaitingForArrival.value++;
+    }
+
     safeCall(
       call: () async => await rootLogic.chickenRepository.getWaitingArrivals(
         token: rootLogic.tokenService.accessToken.value!,
-        page: 1,
+        page: currentPageWaitingForArrival.value,
       ),
       onError: (error, stackTrace) {
-        eLog(error);
+        isLoadingMoreImportedLoad.value = false;
       },
       onSuccess: (result) {
         if (result != null) {
           waitingForArrival.value = result;
+          if (isLoadingMoreWaitingForArrival.value) {
+            waitingForArrival.value?.results.addAll(result.results);
+          } else {
+            waitingForArrival.value = result;
+          }
         }
+
+        isLoadingMoreImportedLoad.value = false;
       },
     );
   }

packages/chicken/lib/presentation/pages/entering_the_warehouse/view.dart

@@ -298,8 +298,19 @@ class EnteringTheWarehousePage extends GetView<EnteringTheWarehouseLogic> {
               padding: const EdgeInsets.all(6),
               child: ListView.separated(
                 padding: const EdgeInsets.all(8.0),
-                itemCount: data.value?.results.length ?? 0,
+                itemCount: data.value!.results.length+1 ,
                 itemBuilder: (BuildContext context, int index) {
+
+                  if (index == data.value!.results!.length) {
+                    return Obx(
+                          () => controller.isLoadingMoreWaitingForArrival.value
+                          ? const Padding(
+                        padding: EdgeInsets.symmetric(vertical: 16),
+                        child: Center(child: CircularProgressIndicator()),
+                      )
+                          : const SizedBox(),
+                    );
+                  }
                   final result = data.value!.results[index];
                   return Card(
                     margin: const EdgeInsets.symmetric(vertical: 4.0),