From 52e8ce7621f5a46c63b3832b0ca6da056cc33a90 Mon Sep 17 00:00:00 2001
From: "Hedden, Kyle Matthew" <kyle.hedden@verizonwireless.com>
Date: Thu, 16 May 2024 10:20:31 -0400
Subject: [PATCH] Digital PCT265 story PCT-135: Prevent registering table cells
 on ListViewTemplate handleNewData when the page is not changing.

---
 .../Atomic/Templates/MoleculeListTemplate.swift   | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/MVMCoreUI/Atomic/Templates/MoleculeListTemplate.swift b/MVMCoreUI/Atomic/Templates/MoleculeListTemplate.swift
index ad908568..ef382c0f 100644
--- a/MVMCoreUI/Atomic/Templates/MoleculeListTemplate.swift
+++ b/MVMCoreUI/Atomic/Templates/MoleculeListTemplate.swift
@@ -19,7 +19,7 @@ open class MoleculeListTemplate: ThreeLayerTableViewController, TemplateProtocol
     public var moleculesInfo: [MoleculeInfo]?
     
     var observer: NSKeyValueObservation?
-        
+    
     //--------------------------------------------------
     // MARK: - Computed Properties
     //--------------------------------------------------
@@ -87,8 +87,11 @@ open class MoleculeListTemplate: ThreeLayerTableViewController, TemplateProtocol
     
     open override func handleNewData(_ pageModel: PageModelProtocol? = nil) {
         super.handleNewData(pageModel)
-        setup()
-        registerWithTable()
+        
+        if pageModel != nil {
+            setup()
+            registerWithTable()
+        }
     }
     
     open override func updateUI(for molecules: [MoleculeModelProtocol]? = nil) {
@@ -368,7 +371,7 @@ extension MoleculeListTemplate: MoleculeListProtocol {
             let removeIndex = indexPath.row - index
             moleculesInfo?.remove(at: removeIndex)
         }
-
+        
         guard let animation = animation,
               indexPaths.count > 0 else { return }
         tableView?.deleteRows(at: indexPaths, with: animation)
@@ -378,7 +381,7 @@ extension MoleculeListTemplate: MoleculeListProtocol {
     
     public func addMolecules(_ molecules: [ListItemModelProtocol & MoleculeModelProtocol], indexPath: IndexPath, animation: UITableView.RowAnimation?) {
         var indexPaths: [IndexPath] = []
-
+        
         for molecule in molecules {
             if let info = self.createMoleculeInfo(with: molecule) {
                 self.tableView?.register(info.class, forCellReuseIdentifier: info.identifier)
@@ -387,7 +390,7 @@ extension MoleculeListTemplate: MoleculeListProtocol {
                 indexPaths.append(IndexPath(row: index, section: 0))
             }
         }
-
+        
         guard let animation = animation,
               indexPaths.count > 0 else { return }
         self.tableView?.insertRows(at: indexPaths, with: animation)