SLiveConfigPropertyManager.h

// Copyright (c) 2026 Nicholas Arthur
// Licensed under the MIT License
 
#pragma once
 
#include "CoreMinimal.h"
#include "Widgets/SCompoundWidget.h"
#include "Widgets/Views/STreeView.h"
#include "LiveConfigSystem.h"
 
class ULiveConfigPropertyTreeSubsystem;
 
struct FLiveConfigPropertyTreeNode : public TSharedFromThis<FLiveConfigPropertyTreeNode>
{
    FString DisplayName;
    FString FullPath;
    TSharedPtr<FLiveConfigPropertyDefinition> PropertyDefinition;
    TArray<TSharedRef<FLiveConfigPropertyTreeNode>> Children;
    TWeakPtr<FLiveConfigPropertyTreeNode> Parent;
    bool bIsExpanded = true;
    bool bNeedsFocus = false;
 
    bool IsProperty() const { return PropertyDefinition.IsValid() && PropertyDefinition->PropertyType != ELiveConfigPropertyType::Struct; }
    bool IsStruct() const { return PropertyDefinition.IsValid() && PropertyDefinition->PropertyType == ELiveConfigPropertyType::Struct; }
};
 
class SLiveConfigPropertyManager : public SCompoundWidget
{
    SLATE_DECLARE_WIDGET(SLiveConfigPropertyManager, SCompoundWidget);
public:
    SLATE_BEGIN_ARGS(SLiveConfigPropertyManager)
    {}
    SLATE_END_ARGS();
 
    SLiveConfigPropertyManager();
 
    void Construct(const FArguments& InArgs);
    virtual bool SupportsKeyboardFocus() const override { return true; }
    virtual FReply OnKeyDown(const FGeometry& MyGeometry, const FKeyEvent& InKeyEvent) override;
    virtual void Tick(const FGeometry& AllottedGeometry, const double InCurrentTime, const float InDeltaTime) override;
    void RemoveProperty(TSharedPtr<FLiveConfigPropertyDefinition> InItem);
    void RemoveTag(FName TagName);
    void ScrollToProperty(FLiveConfigProperty Property);
    bool IsNameDuplicate(FName Name) const;
 
    static void GetMissingTags(TArray<FName>& OutMissingTags);
 
private:
    static const TArray<TSharedPtr<FLiveConfigPropertyDefinition>>& GetPropertyDefinitions();
 
    TSharedRef<ITableRow> OnGenerateRow(TSharedRef<FLiveConfigPropertyTreeNode> InItem, const TSharedRef<STableViewBase>& OwnerTable);
    void OnGetChildren(TSharedRef<FLiveConfigPropertyTreeNode> InItem, TArray<TSharedRef<FLiveConfigPropertyTreeNode>>& OutChildren);
    void RefreshList();
    void OnAddNewProperty();
    void OnAddPropertyAtFolder(FString FolderPath);
    void OnPropertyRowMouseDown(TSharedRef<FLiveConfigPropertyTreeNode> SelectedItem);
    void OnAddNewTag(FName NewTag);
    void OnFilterTextChanged(const FText& InFilterText);
    void RefreshSearchFilter();
    void RefreshTags();
    void OnTagFilterSelected(FName InTag);
    int32 GetTagCount(FName InTag) const;
    void OnPropertyRowChanged(TSharedPtr<FLiveConfigPropertyDefinition> OldDef, TSharedPtr<FLiveConfigPropertyDefinition> NewDef, ELiveConfigPropertyChangeType ChangeType);
    void GetFlatVisibleProperties(TArray<TSharedRef<FLiveConfigPropertyTreeNode>>& OutFlatList) const;
    void NavigateToProperty(TSharedPtr<FLiveConfigPropertyTreeNode> CurrentItem, int32 Direction);
    void SetAllNodesExpanded(bool bExpanded);
    void SetNodesExpandedRecursive(const TArray<TSharedRef<FLiveConfigPropertyTreeNode>>& Nodes, bool bExpanded);
    void BulkAddTag(TArray<TSharedRef<FLiveConfigPropertyTreeNode>> Nodes, FName TagName);
    void BulkRemoveTag(TArray<TSharedRef<FLiveConfigPropertyTreeNode>> Nodes, FName TagName);
    void BulkDeleteProperties(TArray<TSharedRef<FLiveConfigPropertyTreeNode>> Nodes);
    TSharedPtr<SWidget> OnGetContextMenuContent();
    void OnTreeDoubleClick(TSharedRef<FLiveConfigPropertyTreeNode> LiveConfigPropertyTreeNode);
    void OnSelectionChanged(TSharedPtr<FLiveConfigPropertyTreeNode> SelectedItem, ESelectInfo::Type SelectInfo);
    void OnManageRedirects();
    void OnCleanupUnusedProperties();
 
    TArray<TSharedRef<FLiveConfigPropertyTreeNode>> RootNodes;
    FName SelectedTag;
    TSharedPtr<STreeView<TSharedRef<FLiveConfigPropertyTreeNode>>> PropertyTreeView;
    TSharedPtr<SSearchBox> SearchBox;
    TSharedPtr<class SVerticalBox> TagFilterBox;
    TSharedPtr<SWindow> NewTagWindow;
    bool bNeedsInitialRefresh = true;
    FLiveConfigProperty PendingScrollProperty;
};