#pragma once
#include <TFT_eSPI.h>
#include "ScreenData.h"

// Grid layout constants
#define DASH_COLS      3
#define DASH_ROWS      2
#define DASH_MARGIN    8
#define DASH_TOP_BAR   40

// Tile dimensions (calculated for 480x320)
#define TILE_W  ((480 - (DASH_COLS + 1) * DASH_MARGIN) / DASH_COLS)   // ~148
#define TILE_H  ((320 - DASH_TOP_BAR - (DASH_ROWS + 1) * DASH_MARGIN) / DASH_ROWS)  // ~128

// Tile IDs
enum TileID : uint8_t {
  TILE_LAST_ALERT = 0,
  TILE_STATS,
  TILE_NETWORK,
  TILE_MUTE,
  TILE_HISTORY,
  TILE_SYSTEM,
  TILE_COUNT
};

struct TileData {
  const char* icon;
  const char* label;
  char        value[32];
  char        sub[32];
  uint16_t    bgColor;
  uint16_t    fgColor;
  bool        dirty;
};

class Dashboard {
public:
  Dashboard(TFT_eSPI& tft);

  void begin();                       // create sprite (call once)
  void drawAll();                     // fill screen + draw all tiles
  void drawTopBar(const char* time, int rssi, bool wifiOk);
  void updateTile(TileID id, const char* value, const char* sub = nullptr);
  int  handleTouch(int x, int y);     // returns TileID or -1

  // Populate tiles from ScreenState — only redraws changed tiles
  void refreshFromState(const ScreenState& state);

private:
  TFT_eSPI&    _tft;
  TFT_eSprite  _sprite;
  TileData     _tiles[TILE_COUNT];

  // Cached top bar values for dirty check
  char     _barTime[12]  = "";
  int      _barRSSI      = 0;
  bool     _barWifiOk    = false;

  void drawTile(TileID id);
  void tilePosition(TileID id, int& x, int& y);
};