#pragma once
#pragma region CPL License
/*
Nuclex Unreal Module
Copyright (C) 2014-2021 Nuclex Development Labs

This library is free software; you can redistribute it and/or
modify it under the terms of the IBM Common Public License as
published by the IBM Corporation; either version 1.0 of the
License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
IBM Common Public License for more details.

You should have received a copy of the IBM Common Public
License along with this library
*/
#pragma endregion // CPL License

#include <CoreMinimal.h>
#include <UObject/Interface.h>

#include "ButtonControllableDialog.h"

#include "DialogInputSource.generated.h"

// --------------------------------------------------------------------------------------------- //

// This class does not need to be modified.
UINTERFACE(MinimalAPI, BlueprintType)
class UDialogInputSource : public UInterface {
  GENERATED_BODY()
};

// --------------------------------------------------------------------------------------------- //

/// Implemented by player controllers and other actors capable of generating dialog input
class NUCLEX_API IDialogInputSource {

  GENERATED_BODY()

  /// Retrieves the dialog to which input is currently being sent
  /// @returns The dialog currently receiving input from this source
  public: UFUNCTION(BlueprintCallable, BlueprintNativeEvent, Category="UI")
  const TScriptInterface<IButtonControllableDialog> GetActiveDialog();

  /// Enables dialog input targeting the specified dialog (or switches to this dialog)
  /// @param  newDialog  Dialog that will be receiving input from this source
  public: UFUNCTION(BlueprintCallable, BlueprintNativeEvent, Category="UI")
  void BeginDialogInput(const TScriptInterface<IButtonControllableDialog> &newDialog);

  /// Returns the player controller to non-dialog input mode
  public: UFUNCTION(BlueprintCallable, BlueprintNativeEvent, Category="UI")
  void EndDialogInput();

/*
  /// Changes the dialog to which the input source will send input
  /// @param  newDialog  Dialog that will be receiving input from this source
  public: UFUNCTION(BlueprintCallable, BlueprintNativeEvent, Category="UI")
  void SetActiveDialog(const TScriptInterface<IButtonControllableDialog> &newDialog);
*/

};

// --------------------------------------------------------------------------------------------- //