//  SPDX-License-Identifier: MIT
//
//  EmulationStation Desktop Edition
//  ButtonComponent.h
//
//  Basic on/off button.
//

#ifndef ES_CORE_COMPONENTS_BUTTON_COMPONENT_H
#define ES_CORE_COMPONENTS_BUTTON_COMPONENT_H

#include "GuiComponent.h"
#include "components/NinePatchComponent.h"

class TextCache;

class ButtonComponent : public GuiComponent {
public:
    ButtonComponent(Window *window,
                    const std::string &text = "",
                    const std::string &helpText = "",
                    const std::function<void()> &func = nullptr,
                    bool upperCase = true,
                    bool flatStyle = false);

    void onSizeChanged() override;

    void onFocusGained() override;

    void onFocusLost() override;

    void setText(const std::string &text, const std::string &helpText, bool upperCase = true);

    const std::string &getText() const { return mText; }

    void setPressedFunc(std::function<void()> f) { mPressedFunc = f; }

    void setEnabled(bool state) override;

    void setPadding(const glm::vec4 padding);

    glm::vec4 getPadding() { return mPadding; }

    void setFlatColorFocused(unsigned int color) { mFlatColorFocused = color; }

    void setFlatColorUnfocused(unsigned int color) { mFlatColorUnfocused = color; }

    const std::function<void()> &getPressedFunc() const { return mPressedFunc; }

    bool input(InputConfig *config, Input input) override;

    void render(const glm::mat4 &parentTrans) override;

    virtual std::vector<HelpPrompt> getHelpPrompts() override;

private:
    unsigned int getCurTextColor() const;

    void updateImage();

    NinePatchComponent mBox;

    std::shared_ptr<Font> mFont;
    std::unique_ptr<TextCache> mTextCache;
    std::function<void()> mPressedFunc;

    glm::vec4 mPadding;

    std::string mText;
    std::string mHelpText;

    bool mFocused;
    bool mEnabled;
    bool mFlatStyle;

    unsigned int mTextColorFocused;
    unsigned int mTextColorUnfocused;
    unsigned int mFlatColorFocused;
    unsigned int mFlatColorUnfocused;
};

#endif // ES_CORE_COMPONENTS_BUTTON_COMPONENT_H