fix : bottom sheet draggable

packages/core/lib/presentation/widget/draggable_bottom_sheet/draggable_bottom_sheet.dart

@@ -2,6 +2,7 @@ import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:rasadyar_core/data/utils.dart';
+import 'package:rasadyar_core/presentation/common/app_color.dart';
 import 'package:rasadyar_core/presentation/widget/draggable_bottom_sheet/draggable_bottom_sheet_controller.dart';
 
 class DraggableBottomSheet extends StatelessWidget {
@@ -17,7 +18,7 @@ class DraggableBottomSheet extends StatelessWidget {
     super.key,
     this.controller,
     this.isVisible = false,
-    this.backgroundColor = Colors.white,
+    this.backgroundColor = AppColor.lightGreyNormal,
     this.initialHeight = 200,
     this.minHeight = 0,
     this.maxHeight = 700,

packages/core/lib/presentation/widget/draggable_bottom_sheet/draggable_bottom_sheet_controller.dart

@@ -1,6 +1,12 @@
+import 'package:flutter/material.dart';
 import 'package:get/get.dart';
+import 'package:rasadyar_core/core.dart';
+import 'draggable_bottom_sheet.dart';
 
 class DraggableBottomSheetController extends GetxController {
+  final RxList<DraggableBottomSheet> bottomSheets =
+      <DraggableBottomSheet>[].obs;
+
   // Observable variables
   final RxBool isVisible = false.obs;
   final RxDouble currentHeight = 200.0.obs;
@@ -17,7 +23,7 @@ class DraggableBottomSheetController extends GetxController {
     this.maxHeight = 700,
   }) {
     isVisible.value = initialVisibility;
-    currentHeight.value = 0;
+    currentHeight.value = initialHeight;
   }
 
   // Show the bottom sheet
@@ -72,4 +78,50 @@ class DraggableBottomSheetController extends GetxController {
   void collapse() {
     currentHeight.value = minHeight;
   }
+
+  void addBottomSheet({
+    required Widget child,
+    required double initHeight,
+    required double maxHeight,
+    required double minHeight,
+  }) {
+    final controller = DraggableBottomSheetController(
+      initialVisibility: true,
+      initialHeight: initHeight,
+      minHeight: minHeight,
+      maxHeight: maxHeight,
+    );
+
+    final bottomSheet = DraggableBottomSheet(
+      controller: controller,
+      backgroundColor: AppColor.lightGreyLightActive,
+      child: child,
+    );
+    if (bottomSheets.isNotEmpty) {
+      bottomSheets.removeLast();
+    }
+
+    bottomSheets.add(bottomSheet);
+  }
+
+  void removeLastBottomSheet() {
+    if (bottomSheets.isNotEmpty) {
+      bottomSheets.last.controller?.hide();
+      Future.delayed(Duration(milliseconds: 200), () {
+        bottomSheets.removeLast();
+        if(bottomSheets.isNotEmpty){
+          bottomSheets.last.controller?.show();
+        }
+
+      });
+    }
+  }
+
+  bool handleBack() {
+    if (bottomSheets.isNotEmpty) {
+      removeLastBottomSheet();
+      return true;
+    }
+    return false;
+  }
 }