Fix auto-remove during upgrade

Core/ModuleInstaller.cs

@@ -686,7 +686,7 @@ public void UninstallList(
                     .Select(im => im.identifier))
                 .ToList();
 
-            // If there us nothing to uninstall, skip out.
+            // If there is nothing to uninstall, skip out.
             if (!goners.Any())
             {
                 return;
@@ -1063,14 +1063,15 @@ public void Upgrade(IEnumerable<string> identifiers, IDownloader netAsyncDownloa
         public void Upgrade(IEnumerable<CkanModule> modules, IDownloader netAsyncDownloader, ref HashSet<string> possibleConfigOnlyDirs, RegistryManager registry_manager, bool enforceConsistency = true, bool resolveRelationships = false, bool ConfirmPrompt = true)
         {
             modules = modules.Memoize();
+            var registry = registry_manager.registry;
 
             if (resolveRelationships)
             {
                 var resolver = new RelationshipResolver(
                     modules,
-                    modules.Select(m => registry_manager.registry.InstalledModule(m.identifier)?.Module).Where(m => m != null),
+                    modules.Select(m => registry.InstalledModule(m.identifier)?.Module).Where(m => m != null),
                     RelationshipResolver.DependsOnlyOpts(),
-                    registry_manager.registry,
+                    registry,
                     ksp.VersionCriteria()
                 );
                 modules = resolver.ModList().Memoize();
@@ -1088,7 +1089,7 @@ public void Upgrade(IEnumerable<CkanModule> modules, IDownloader netAsyncDownloa
             // Let's discover what we need to do with each module!
             foreach (CkanModule module in modules)
             {
-                InstalledModule installed_mod = registry_manager.registry.InstalledModule(module.identifier);
+                InstalledModule installed_mod = registry.InstalledModule(module.identifier);
 
                 if (installed_mod == null)
                 {
@@ -1161,6 +1162,26 @@ public void Upgrade(IEnumerable<CkanModule> modules, IDownloader netAsyncDownloa
                 }
             }
 
+            var removingIdents = to_remove.Select(im => im.identifier).ToHashSet();
+            var autoRemoving = registry
+                .FindRemovableAutoInstalled(
+                    // Conjure the future state of the installed modules list after upgrading
+                    registry.InstalledModules
+                            .Where(im => !removingIdents.Contains(im.identifier))
+                            .Concat(modules.Select(m => new InstalledModule(null, m, new string[0], false)))
+                            .ToList(),
+                    ksp.VersionCriteria())
+                .ToList();
+            if (autoRemoving.Count > 0)
+            {
+                foreach (var im in autoRemoving)
+                {
+                    User.RaiseMessage(Properties.Resources.ModuleInstallerUpgradeAutoRemoving,
+                                      im.Module.name, im.Module.version);
+                }
+                to_remove.AddRange(autoRemoving);
+            }
+
             if (ConfirmPrompt && !User.RaiseYesNoDialog(Properties.Resources.ModuleInstallerContinuePrompt))
             {
                 throw new CancelledActionKraken(Properties.Resources.ModuleInstallerUpgradeUserDeclined);
@@ -1169,14 +1190,12 @@ public void Upgrade(IEnumerable<CkanModule> modules, IDownloader netAsyncDownloa
             // Start by making sure we've downloaded everything.
             DownloadModules(modules, netAsyncDownloader);
 
-            AddRemove(
-                ref possibleConfigOnlyDirs,
-                registry_manager,
-                modules,
-                to_remove,
-                enforceConsistency,
-                true
-            );
+            AddRemove(ref possibleConfigOnlyDirs,
+                      registry_manager,
+                      modules,
+                      to_remove,
+                      enforceConsistency,
+                      true);
             User.RaiseProgress(Properties.Resources.ModuleInstallerDone, 100);
         }
 

Core/Properties/Resources.resx

@@ -244,6 +244,7 @@ Overwrite?</value></data>
   <data name="ModuleInstallerUpgradeDowngrading" xml:space="preserve"><value> * Downgrade: {0} from {1} to {2}</value></data>
   <data name="ModuleInstallerUpgradeUpgradingUncached" xml:space="preserve"><value> * Upgrade: {0} {1} to {2} ({3}, {4})</value></data>
   <data name="ModuleInstallerUpgradeUpgradingCached" xml:space="preserve"><value> * Upgrade: {0} {1} to {2} (cached)</value></data>
+  <data name="ModuleInstallerUpgradeAutoRemoving" xml:space="preserve"><value> * Auto-remove: {0} {1}</value></data>
   <data name="ModuleInstallerUpgradeUserDeclined" xml:space="preserve"><value>User declined upgrade list</value></data>
   <data name="ModuleInstallerReplaceAutodetected" xml:space="preserve"><value>Can't replace {0} as it was not installed by CKAN.
 Please remove manually before trying to install it.</value></data>

Core/Registry/RegistryManager.cs

@@ -568,8 +568,9 @@ public bool ScanUnmanagedFiles()
                                      .Where(file => file.EndsWith(".dll", StringComparison.CurrentCultureIgnoreCase))
                                      .Select(absPath => gameInstance.ToRelativeGameDir(absPath))
                                      .Where(relPath => !gameInstance.game.StockFolders.Any(f => relPath.StartsWith($"{f}/")))
-                                     .ToDictionary(relPath => gameInstance.DllPathToIdentifier(relPath),
-                                                   relPath => relPath);
+                                     .GroupBy(relPath => gameInstance.DllPathToIdentifier(relPath))
+                                     .ToDictionary(grp => grp.Key,
+                                                   grp => grp.First());
                 log.DebugFormat("Registering DLLs: {0}", string.Join(", ", dlls.Values));
                 var dllChanged = registry.SetDlls(dlls);
 

Core/Relationships/RelationshipResolver.cs

@@ -837,7 +837,7 @@ public override string Reason
                 => Properties.Resources.RelationshipResolverUserReason;
         }
 
-        public class NoLongerUsed: SelectionReason
+        public class NoLongerUsed : SelectionReason
         {
             public override string Reason
                 => Properties.Resources.RelationshipResolverNoLongerUsedReason;

GUI/Controls/Changeset.cs

@@ -91,7 +91,7 @@ private ListViewItem makeItem(ModChange change, Dictionary<CkanModule, string> c
             return new ListViewItem(new string[]
             {
                 change.NameAndStatus,
-                change.ChangeType.ToI18nString(),
+                change.ChangeType.Localize(),
                 conflicts != null && conflicts.TryGetValue(m, out string confDescr)
                     ? string.Format("{0} ({1})", confDescr, descr)
                     : warnLbl != null

GUI/Controls/ManageMods.cs

@@ -1016,46 +1016,21 @@ private void ModGrid_Resize(object sender, EventArgs e)
 
         private void reinstallToolStripMenuItem_Click(object sender, EventArgs e)
         {
-            GUIMod module = SelectedModule;
-            if (module == null || !module.IsCKAN)
-                return;
-
-            IRegistryQuerier registry = RegistryManager.Instance(Main.Instance.CurrentInstance, repoData).registry;
-
-            // Find everything we need to re-install
-            var revdep = registry.FindReverseDependencies(new List<string>() { module.Identifier })
-                .Select(ident => registry.InstalledModule(ident))
-                .ToHashSet();
-            var goners = revdep.Union(
-                registry.FindRemovableAutoInstalled(
-                    registry.InstalledModules
-                        .Where(im => !revdep.Contains(im))
-                        .ToList(),
-                    Main.Instance.CurrentInstance.VersionCriteria()));
-
-            // Build the list of changes
-            StartChangeSet?.Invoke(goners
-                .SelectMany(instMod => instMod.AutoInstalled
-                    ? new ModChange[]
-                    {
-                        new ModChange(instMod.Module, GUIModChangeType.Remove),
-                        // Let resolver find it so the auto-installed flag is set
-                    }
-                    : new ModChange[]
-                    {
-                        new ModChange(instMod.Module, GUIModChangeType.Remove),
-                        new ModChange(
-                            // Install current available mod from registry, if found
-                            registry.GetModuleByVersion(instMod.identifier, instMod.Module.version)
-                                ?? instMod.Module,
-                            GUIModChangeType.Install,
-                            // Preserve auto-installed checkbox
-                            instMod.AutoInstalled
-                                // We don't use the depending mod here, so just fake it
-                                ? (SelectionReason)new SelectionReason.Depends(module.ToModule())
-                                : new SelectionReason.UserRequested()),
-                    })
-                .ToList());
+            var module = SelectedModule?.ToModule();
+            if (module != null)
+            {
+                IRegistryQuerier registry = RegistryManager.Instance(Main.Instance.CurrentInstance, repoData).registry;
+                StartChangeSet?.Invoke(new List<ModChange>()
+                {
+                    // "Upgrade" to latest metadata for same module version
+                    // (avoids removing and re-installing dependencies)
+                    new ModUpgrade(module, GUIModChangeType.Update,
+                                   registry.GetModuleByVersion(module.identifier,
+                                                               module.version)
+                                           ?? module,
+                                   true)
+                });
+            }
         }
 
         public Dictionary<string, GUIMod> AllGUIMods()

GUI/Controls/ModInfo.cs

@@ -55,6 +55,7 @@ public void RefreshModContentsTree()
         protected override void OnResize(EventArgs e)
         {
             base.OnResize(e);
+            ModInfoTable.RowStyles[1].Height = TagsHeight;
             if (!string.IsNullOrEmpty(MetadataModuleDescriptionTextBox?.Text))
             {
                 MetadataModuleDescriptionTextBox.Height = DescriptionHeight;
@@ -105,6 +106,14 @@ private int TextBoxStringHeight(TextBox tb)
 
         private int DescriptionHeight => TextBoxStringHeight(MetadataModuleDescriptionTextBox);
 
+        private int LinkLabelBottom(LinkLabel lbl)
+            => lbl == null ? 0
+                           : lbl.Bottom + lbl.Margin.Bottom + lbl.Padding.Bottom;
+
+        private int TagsHeight
+            => ModInfoTable.Padding.Vertical + ModInfoTable.Margin.Vertical
+                + LinkLabelBottom(MetadataTagsLabelsPanel.Controls.OfType<LinkLabel>().LastOrDefault());
+
         private void UpdateHeaderInfo(GUIMod gmod, GameVersionCriteria crit)
         {
             var module = gmod.ToModule();
@@ -170,6 +179,7 @@ private void UpdateTagsAndLabels(CkanModule mod)
                     }
                 }
                 MetadataTagsLabelsPanel.ResumeLayout();
+                ModInfoTable.RowStyles[1].Height = TagsHeight;
             });
         }
 

GUI/Main/MainChangeset.cs

@@ -41,13 +41,12 @@ private void Changeset_OnConfirmChanges(List<ModChange> changeset)
             try
             {
                 Wait.StartWaiting(InstallMods, PostInstallMods, true,
-                    new KeyValuePair<List<ModChange>, RelationshipResolverOptions>(
-                        changeset
+                    new InstallArgument(
                             // Only pass along user requested mods, so auto-installed can be determined
-                            .Where(ch => ch.Reasons.Any(r => r is SelectionReason.UserRequested)
-                                // Include all removes and upgrades
-                                || ch.ChangeType != GUIModChangeType.Install)
-                            .ToList(),
+                        changeset.Where(ch => ch.Reasons.Any(r => r is SelectionReason.UserRequested)
+                                              // Include all removes and upgrades
+                                              || ch.ChangeType != GUIModChangeType.Install)
+                                 .ToList(),
                         RelationshipResolver.DependsOnlyOpts()));
             }
             catch (InvalidOperationException)