#ifndef BOARD_CONFIG_H
#define BOARD_CONFIG_H

#include "pico/stdlib.h"

// Forward declare display and touch types (actual enums in respective headers)
// Display options: DISPLAY_TYPE_ST7796, DISPLAY_TYPE_ST7789, DISPLAY_TYPE_EPAPER
// Touch options: TOUCH_TYPE_FT6336U, TOUCH_TYPE_NONE

// Board-specific pin definitions and configurations

#if defined(PICO_BOARD_ADAFRUIT_FEATHER_RP2350)
    // Adafruit Feather RP2350 pinout
    #define BOARD_NAME "Adafruit Feather RP2350"
    
    // Display configuration
    #define DISPLAY_WIDTH 480
    #define DISPLAY_HEIGHT 320
    #define DISPLAY_TYPE_SELECTED 0  // DISPLAY_TYPE_ST7796
    
    // Touch configuration
    #define TOUCH_TYPE_SELECTED 0  // TOUCH_TYPE_FT6336U
    #define TOUCH_SWAP_XY true
    #define TOUCH_INVERT_X true
    #define TOUCH_INVERT_Y false
    
    // SPI pins for display - Feather RP2350 with 4.0" TFT
    #define DISPLAY_SPI_PORT spi1
    #define DISPLAY_SCK_PIN  10   // D10 (SCK)
    #define DISPLAY_MOSI_PIN 11   // D11 (MOSI)
    #define DISPLAY_MISO_PIN 20   // Not used for display
    #define DISPLAY_CS_PIN   7    // D13 (CS)
    #define DISPLAY_DC_PIN   4    // D4 (DC)
    #define DISPLAY_RST_PIN  9    // D9 (RST)
    #define DISPLAY_BL_PIN   6    // D6 (Backlight)
    #define DISPLAY_BUSY_PIN 13   // For e-paper displays
    
    // I2C pins for touch - Feather I2C default
    #define TOUCH_I2C_PORT i2c1
    #define TOUCH_SDA_PIN  2
    #define TOUCH_SCL_PIN  3
    #define TOUCH_INT_PIN  25
    #define TOUCH_RST_PIN  28
    
    // SD card pins (shared SPI with display)
    #define SD_SPI_PORT    spi1
    #define SD_CS_PIN      5
    #define SD_MISO_PIN    24
    #define SD_MOSI_PIN    11
    #define SD_SCK_PIN     10
    
#elif defined(PICO_BOARD) && (PICO_BOARD == pico2 || PICO_BOARD == pico2_w)
    // Raspberry Pi Pico 2 / Pico 2 W pinout
    #define BOARD_NAME "Raspberry Pi Pico 2"
    
    // Display configuration
    #define DISPLAY_WIDTH 480
    #define DISPLAY_HEIGHT 320
    #define DISPLAY_TYPE_SELECTED 0  // DISPLAY_TYPE_ST7796
    
    // Touch configuration
    #define TOUCH_TYPE_SELECTED 0  // TOUCH_TYPE_FT6336U
    #define TOUCH_SWAP_XY true
    #define TOUCH_INVERT_X true
    #define TOUCH_INVERT_Y false
    
    // SPI pins for display (using SPI0)
    #define DISPLAY_SPI_PORT spi0
    #define DISPLAY_SCK_PIN  2   // GP2
    #define DISPLAY_MOSI_PIN 3   // GP3
    #define DISPLAY_MISO_PIN 4   // GP4
    #define DISPLAY_CS_PIN   5   // GP5
    #define DISPLAY_DC_PIN   6   // GP6
    #define DISPLAY_RST_PIN  7   // GP7
    #define DISPLAY_BL_PIN   8   // GP8
    #define DISPLAY_BUSY_PIN 9   // GP9 - For e-paper displays
    
    // I2C pins for touch (using I2C0)
    #define TOUCH_I2C_PORT i2c0
    #define TOUCH_SDA_PIN  12  // GP12
    #define TOUCH_SCL_PIN  13  // GP13
    #define TOUCH_INT_PIN  14  // GP14
    #define TOUCH_RST_PIN  15  // GP15
    
    // SD card pins (separate SPI1)
    #define SD_SPI_PORT    spi1
    #define SD_CS_PIN      17  // GP17
    
#else
    #warning "Unknown board! Using default Pico 2 pinout"
    #define BOARD_NAME "Unknown Board (Pico 2 defaults)"
    
    // Display configuration
    #define DISPLAY_WIDTH 480
    #define DISPLAY_HEIGHT 320
    #define DISPLAY_TYPE_SELECTED 0  // DISPLAY_TYPE_ST7796
    
    // Touch configuration
    #define TOUCH_TYPE_SELECTED 0  // TOUCH_TYPE_FT6336U
    #define TOUCH_SWAP_XY true
    #define TOUCH_INVERT_X true
    #define TOUCH_INVERT_Y false
    
    // Default to Pico 2 pinout
    #define DISPLAY_SPI_PORT spi0
    #define DISPLAY_SCK_PIN  2
    #define DISPLAY_MOSI_PIN 3
    #define DISPLAY_MISO_PIN 4
    #define DISPLAY_CS_PIN   5
    #define DISPLAY_DC_PIN   6
    #define DISPLAY_RST_PIN  7
    #define DISPLAY_BL_PIN   8
    #define DISPLAY_BUSY_PIN 9   // For e-paper displays
    
    #define TOUCH_I2C_PORT i2c0
    #define TOUCH_SDA_PIN  12
    #define TOUCH_SCL_PIN  13
    #define TOUCH_INT_PIN  14
    #define TOUCH_RST_PIN  15
    
    #define SD_SPI_PORT    spi1
    #define SD_CS_PIN      17
#endif

// Common configuration
#define SPI_BAUDRATE (32 * 1000 * 1000)  // 32 MHz for display
#define I2C_BAUDRATE (400 * 1000)        // 400 kHz for touch

#endif // BOARD_CONFIG_H