#pragma once

#include "IDisplayDriver.h"
#include "Style.h"

#include <Arduino.h>

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

    TouchEvent readTouch() override;
    HoldState updateHold(const TouchEvent& evt, unsigned long holdMs) override;
    void drawDebugTouch(int x, int y) override;

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

    // Fonts
    void setTitleFont() override;
    void setBodyFont() override;
    void setLabelFont() override;
    void setDefaultFont() override;

    // Transform touch coordinates (handles rotated touch panels)
    void transformTouch(int* x, int* y) override;

    // Dashboard tile mapping
    int dashboardTouch(int x, int y);

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

private:
    // Test harness: parse serial commands to inject synthetic touches
    bool parseTestTouch(int* outX, int* outY, bool* outPressed);

    // Helper rendering functions
    void drawBoot(const ScreenState& state);
    void drawAlert(const ScreenState& state);
    void drawDashboard(const ScreenState& state);
    void drawStatus(const ScreenState& state);

    // Touch handling
    TouchEvent _lastTouch = { false, false, 0, 0, -1, -1 };
    unsigned long _pressStartMs = 0;
    bool _isHolding = false;
    unsigned long _lastReleaseMs = 0;
    bool _touchBounced = false;
    bool _testMode = false;

    // Screen tracking
    ScreenID _lastScreen = ScreenID::BOOT;
    BootStage _lastBootStage = BootStage::SPLASH;
    bool _needsRedraw = true;

    // Text scrollers for scrolling elements
    TextScroller _headerScroller;
    TextScroller _wifiScroller;
};