#pragma once

#include <Arduino.h>
#include "IDisplayDriver.h"

class DisplayDriverGFX : public IDisplayDriver {
public:
    // ── IDisplayDriver ──
    void begin() override;
    void setBacklight(bool on) override;
    void render(const ScreenState& state) override;

    TouchEvent readTouch() override;
    int dashboardTouch(int x, int y) override;
    HoldState updateHold(unsigned long holdMs) override;
    void updateHint(int x, int y) override;

    int width() override;
    int height() override;

    // ── Internal ──
    static DisplayDriverGFX& instance();

private:
    // Helper rendering functions
    void drawAlert(const ScreenState& state);
    void drawDashboard(const ScreenState& state);

    // Touch handling
    TouchEvent _lastTouch = {false, 0, 0};
    unsigned long _pressStartMs = 0;
    bool _isHolding = false;

    // Screen tracking
    ScreenID _lastScreen = ScreenID::BOOT;
    bool _needsRedraw = true;
};