// Copyright Epic Games, Inc. All Rights Reserved.

#include "MiniCurveEditor.h"
#include "Widgets/Layout/SBorder.h"
#include "EditorStyleSet.h"
#include "SCurveEditor.h"
#include "Subsystems/AssetEditorSubsystem.h"
#include "Editor.h"

void SMiniCurveEditor::Construct(const FArguments& InArgs)
{
    ViewMinInput = 0.f;
    ViewMaxInput = 5.f;

    this->ChildSlot
        [SNew(SBorder)
             .BorderImage(FEditorStyle::GetBrush("ToolPanel.GroupBorder"))
             .Padding(0.0f)
                 [SAssignNew(TrackWidget, SCurveEditor)
                      .ViewMinInput(this, &SMiniCurveEditor::GetViewMinInput)
                      .ViewMaxInput(this, &SMiniCurveEditor::GetViewMaxInput)
                      .TimelineLength(this, &SMiniCurveEditor::GetTimelineLength)
                      .OnSetInputViewRange(this, &SMiniCurveEditor::SetInputViewRange)
                      .HideUI(false)
                      .AlwaysDisplayColorCurves(true)]];

    check(TrackWidget.IsValid());
    TrackWidget->SetCurveOwner(InArgs._CurveOwner);

    WidgetWindow = InArgs._ParentWindow;

    GEditor->GetEditorSubsystem<UAssetEditorSubsystem>()->NotifyAssetOpened(InArgs._OwnerObject, this);
}

SMiniCurveEditor::~SMiniCurveEditor()
{
    GEditor->GetEditorSubsystem<UAssetEditorSubsystem>()->NotifyEditorClosed(this);
}

float SMiniCurveEditor::GetTimelineLength() const
{
    return 0.f;
}

void SMiniCurveEditor::SetInputViewRange(float InViewMinInput, float InViewMaxInput)
{
    ViewMaxInput = InViewMaxInput;
    ViewMinInput = InViewMinInput;
}

FName SMiniCurveEditor::GetEditorName() const
{
    return FName("MiniCurveEditor");
}

void SMiniCurveEditor::FocusWindow(UObject* ObjectToFocusOn)
{
    if (WidgetWindow.IsValid())
    {
        // WidgetWindow.Pin()->ShowWindow();
        WidgetWindow.Pin()->BringToFront(true);
    }
}

bool SMiniCurveEditor::CloseWindow()
{
    if (WidgetWindow.IsValid())
    {
        WidgetWindow.Pin()->RequestDestroyWindow();
    }

    return true;
}

FName SMiniCurveEditor::GetToolbarTabId() const
{
    //@TODO: This editor should probably derive from FAssetEditorToolkit instead!
    return NAME_None;
}

TSharedPtr<class FTabManager> SMiniCurveEditor::GetAssociatedTabManager()
{
    //@TODO: This editor should probably derive from FAssetEditorToolkit instead!
    return TSharedPtr<class FTabManager>();
}

double SMiniCurveEditor::GetLastActivationTime()
{
    //@TODO: This editor should probably derive from FAssetEditorToolkit instead!
    return 0.0;
}

void SMiniCurveEditor::RemoveEditingAsset(UObject* Asset)
{
    //@TODO: This editor should probably derive from FAssetEditorToolkit instead!
}