From 23e4541eb7b5177a96b6b0091a07580bf7a63e51 Mon Sep 17 00:00:00 2001
From: Shadowfacts <me@shadowfacts.net>
Date: Wed, 14 Dec 2022 21:00:36 -0500
Subject: [PATCH] Don't reload list timeline if edit screen is closed without
 making changes

---
 .../Lists/EditListAccountsViewController.swift        |  6 ++++--
 Tusker/Screens/Lists/ListTimelineViewController.swift | 11 +++++++----
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/Tusker/Screens/Lists/EditListAccountsViewController.swift b/Tusker/Screens/Lists/EditListAccountsViewController.swift
index 7a2d8ba5..11660b99 100644
--- a/Tusker/Screens/Lists/EditListAccountsViewController.swift
+++ b/Tusker/Screens/Lists/EditListAccountsViewController.swift
@@ -12,12 +12,12 @@ import Combine
 
 class EditListAccountsViewController: EnhancedTableViewController {
 
+    private var list: List
     let mastodonController: MastodonController
     
-    private var list: List
+    var changedAccounts = false
     
     var dataSource: DataSource!
-    
     var nextRange: RequestRange?
     
     var searchResultsController: SearchResultsViewController!
@@ -122,6 +122,7 @@ class EditListAccountsViewController: EnhancedTableViewController {
     }
     
     private func addAccount(id: String) async {
+        changedAccounts = true
         do {
             let req = List.add(list, accounts: [id])
             _ = try await mastodonController.run(req)
@@ -137,6 +138,7 @@ class EditListAccountsViewController: EnhancedTableViewController {
     }
     
     private func removeAccount(id: String) async {
+        changedAccounts = true
         do {
             let request = List.remove(list, accounts: [id])
             _ = try await mastodonController.run(request)
diff --git a/Tusker/Screens/Lists/ListTimelineViewController.swift b/Tusker/Screens/Lists/ListTimelineViewController.swift
index 5c1c83cf..eab7d025 100644
--- a/Tusker/Screens/Lists/ListTimelineViewController.swift
+++ b/Tusker/Screens/Lists/ListTimelineViewController.swift
@@ -71,12 +71,15 @@ class ListTimelineViewController: TimelineViewController {
     }
     
     @objc func editListDoneButtonPressed() {
+        let presented = (presentedViewController as? UINavigationController)?.viewControllers.first as? EditListAccountsViewController
+        
         dismiss(animated: true)
         
-        // TODO: only reload if there were changes
-        Task {
-            applyInitialSnapshot()
-            await controller.loadInitial()
+        if presented?.changedAccounts == true {
+            Task {
+                applyInitialSnapshot()
+                await controller.loadInitial()
+            }
         }
     }