adding action block, which should only call after user interaction, but not at the time of initial loading.

Fixing apple crash, where even after deletion, apple not updating number of rows, which is leading to index out of bounds crash.
Adding remove list item method which has specific molecule inside.

MVMCoreUI/Atoms/Views/MVMCoreUISwitch.h

@@ -24,6 +24,7 @@ typedef void(^ValueChangeBlock)(void);
 
 @property (nonatomic) BOOL shouldTouchToSwitch;
 @property (nullable, copy, nonatomic) ValueChangeBlock valueChangedBlock;
+@property (nullable, copy, nonatomic) ValueChangeBlock actionBlock;
 
 + (nonnull instancetype)mvmSwitchDefault;
 + (nonnull instancetype)mvmSwitchDefaultWithValueChangeBlock:(nullable ValueChangeBlock)block;

MVMCoreUI/Atoms/Views/MVMCoreUISwitch.m

@@ -169,6 +169,18 @@ const CGFloat SwitchShakeIntensity = 2;
     }
     
     [self setState:[json boolForKey:@"state"] animated:false];
+    
+    self.delegate = delegateObject;
+    NSDictionary *actionMap = [json dict:@"actionMap"];
+    if (actionMap) {
+        [self addTarget:self action:@selector(addCustomAction) forControlEvents:UIControlEventTouchUpInside];
+    }
+}
+
+- (void)addCustomAction {
+    if (self.actionBlock) {
+        self.actionBlock();
+    }
 }
 
 + (CGFloat)estimatedHeightForRow:(NSDictionary *)json delegateObject:(MVMCoreUIDelegateObject *)delegateObject {

MVMCoreUI/Templates/MoleculeListTemplate.swift

@@ -149,6 +149,23 @@ open class MoleculeListTemplate: ThreeLayerTableViewController {
             }
         }
         self.tableView?.deleteRows(at: indexPaths, with: animation)
+        // crash fix
+        self.tableView?.reloadData()
+        self.updateViewConstraints()
+        self.view.layoutIfNeeded()
+    }
+    
+    public func removeListItemWhichHas(_ molecule: [AnyHashable : Any], animation: UITableView.RowAnimation) {
+        var indexPaths: [IndexPath] = []
+        if let removeIndex = moleculesInfo?.firstIndex(where: { (moleculeInfo) -> Bool in
+            return NSDictionary(dictionary: molecule).isEqual(to: moleculeInfo.molecule["molecule"] as? [AnyHashable : Any] ?? [:])
+        }) {
+            moleculesInfo?.remove(at: removeIndex)
+            indexPaths.append(IndexPath(row: removeIndex + indexPaths.count, section: 0))
+        }
+        self.tableView?.deleteRows(at: indexPaths, with: animation)
+        // crash fix
+        self.tableView?.reloadData()
         self.updateViewConstraints()
         self.view.layoutIfNeeded()
     }