#ifndef BMC_CONFIG_H
#define BMC_CONFIG_H

#include "driver/gpio.h"
#include "driver/uart.h"

// ============================================================================
// Ethernet Configuration (W5500 SPI)
// ============================================================================
#define ETH_SPI_HOST SPI2_HOST
#define ETH_SPI_MISO_GPIO GPIO_NUM_12
#define ETH_SPI_MOSI_GPIO GPIO_NUM_11
#define ETH_SPI_SCLK_GPIO GPIO_NUM_13
#define ETH_SPI_CS_GPIO GPIO_NUM_14
#define ETH_SPI_INT_GPIO GPIO_NUM_10
#define ETH_SPI_RST_GPIO GPIO_NUM_9

// MAC address (can be customized)
#define ETH_MAC_ADDR {0x02, 0x00, 0x00, 0x12, 0x34, 0x56}

// Network configuration (used if DHCP fails or is disabled)
#define BMC_USE_DHCP 1
#define BMC_STATIC_IP "192.168.1.100"
#define BMC_NETMASK "255.255.255.0"
#define BMC_GATEWAY "192.168.1.1"

// ============================================================================
// UART Serial Configuration
// ============================================================================
#define BMC_UART_NUM UART_NUM_1
#define BMC_UART_TX_GPIO GPIO_NUM_43
#define BMC_UART_RX_GPIO GPIO_NUM_44
#define BMC_UART_BAUD_RATE 115200
#define BMC_UART_BUF_SIZE 2048
#define BMC_UART_TASK_STACK 4096
#define BMC_UART_TASK_PRIO 5

// ============================================================================
// HTTP Server Configuration
// ============================================================================
#define BMC_HTTP_PORT 80
#define BMC_HTTP_MAX_CONN 17
#define BMC_HTTP_STACK_SIZE 8192

// ============================================================================
// GPIO Configuration
// ============================================================================

// Number of user-configurable GPIOs
#define BMC_GPIO_COUNT 16

// GPIO pin definitions with names and default modes
typedef struct {
	gpio_num_t pin;
	const char *name;
	gpio_mode_t mode;
	int default_value;
	bool inverted;      // Active-low logic
	bool is_input_only; // Some pins are input-only
} bmc_gpio_def_t;

// Predefined GPIO assignments
#define BMC_GPIO_POWER_ON GPIO_NUM_4
#define BMC_GPIO_POWER_OFF GPIO_NUM_5
#define BMC_GPIO_RESET GPIO_NUM_6
#define BMC_GPIO_STATUS_LED GPIO_NUM_7
#define BMC_GPIO_PWR_GOOD GPIO_NUM_15
#define BMC_GPIO_TEMP_ALERT GPIO_NUM_16
#define BMC_GPIO_FAN_CTRL GPIO_NUM_17
#define BMC_GPIO_USER_1 GPIO_NUM_18
#define BMC_GPIO_USER_2 GPIO_NUM_21
#define BMC_GPIO_USER_3 GPIO_NUM_35
#define BMC_GPIO_USER_4 GPIO_NUM_36
#define BMC_GPIO_USER_5 GPIO_NUM_37
#define BMC_GPIO_USER_6 GPIO_NUM_38
#define BMC_GPIO_USER_7 GPIO_NUM_47
#define BMC_GPIO_USER_8 GPIO_NUM_48

// Default GPIO configuration table
static const bmc_gpio_def_t bmc_gpio_defaults[BMC_GPIO_COUNT] = {
    // Power control outputs
    {  BMC_GPIO_POWER_ON,   "POWER_ON", GPIO_MODE_OUTPUT, 0, false, false},
    { BMC_GPIO_POWER_OFF,  "POWER_OFF", GPIO_MODE_OUTPUT, 0, false, false},
    {     BMC_GPIO_RESET,      "RESET", GPIO_MODE_OUTPUT, 0,  true, false}, // Active-low reset
    {BMC_GPIO_STATUS_LED, "STATUS_LED", GPIO_MODE_OUTPUT, 0, false, false},

    // Status inputs
    {  BMC_GPIO_PWR_GOOD,   "PWR_GOOD",  GPIO_MODE_INPUT, 0, false, false},
    {BMC_GPIO_TEMP_ALERT, "TEMP_ALERT",  GPIO_MODE_INPUT, 0,  true, false}, // Active-low alert

    // PWM output
    {  BMC_GPIO_FAN_CTRL,   "FAN_CTRL", GPIO_MODE_OUTPUT, 0, false, false},

    // User-configurable GPIOs
    {    BMC_GPIO_USER_1,     "USER_1",  GPIO_MODE_INPUT, 0, false, false},
    {    BMC_GPIO_USER_2,     "USER_2",  GPIO_MODE_INPUT, 0, false, false},
    {    BMC_GPIO_USER_3,     "USER_3",  GPIO_MODE_INPUT, 0, false, false},
    {    BMC_GPIO_USER_4,     "USER_4",  GPIO_MODE_INPUT, 0, false, false},
    {    BMC_GPIO_USER_5,     "USER_5",  GPIO_MODE_INPUT, 0, false,  true}, // Input-only on ESP32-S3
    {    BMC_GPIO_USER_6,     "USER_6",  GPIO_MODE_INPUT, 0, false,  true}, // Input-only on ESP32-S3
    {    BMC_GPIO_USER_7,     "USER_7",  GPIO_MODE_INPUT, 0, false,  true}, // Input-only on ESP32-S3
    {    BMC_GPIO_USER_8,     "USER_8",  GPIO_MODE_INPUT, 0, false,  true}, // Input-only on ESP32-S3
};

// ============================================================================
// Power Control Timing
// ============================================================================
#define BMC_POWER_ON_PULSE_MS 100
#define BMC_POWER_OFF_PULSE_MS 5000
#define BMC_RESET_PULSE_MS 100
#define BMC_POWER_GOOD_DELAY_MS 2000

// ============================================================================
// Logging Tags
// ============================================================================
#define TAG_BMC "BMC"
#define TAG_GPIO "GPIO"
#define TAG_UART "UART"
#define TAG_ETH "ETH"
#define TAG_HTTP "HTTP"

#endif // BMC_CONFIG_H