#include "led.h"

static uint32_t last_tick = 0;
static uint32_t net_led_tick = 0;

/* 联网状态标志：0=未联网，1=联网成功 */
volatile uint8_t g_net_led_connected = 0;

void ledInit(void)
{
    GPIO_InitTypeDef g = {0};

    __HAL_RCC_GPIOC_CLK_ENABLE();
    __HAL_RCC_GPIOA_CLK_ENABLE();

    g.Mode  = GPIO_MODE_OUTPUT_PP;
    g.Pull  = GPIO_NOPULL;
    g.Speed = GPIO_SPEED_FREQ_LOW;

    /* LED2 - PC13 */
    g.Pin = LED2_Pin;
    HAL_GPIO_Init(LED2_Port, &g);

    /* 联网指示灯 - PA1, 默认熄灭 */
    g.Pin = NET_LED_Pin;
    HAL_GPIO_Init(NET_LED_Port, &g);

    LED2_OFF;
    NET_LED_OFF;
    g_net_led_connected = 0;

    last_tick = HAL_GetTick();
    net_led_tick = HAL_GetTick();
}

/* 主动事件: 每500ms LED2闪烁一次 */
void activeEvents(void)
{
    if (HAL_GetTick() - last_tick >= 500) {
        last_tick = HAL_GetTick();
        LED2_TOGGLE;
    }

    /* 联网指示灯控制：未联网时每 500ms 闪烁，联网成功后常亮 */
    if (!g_net_led_connected) {
        if (HAL_GetTick() - net_led_tick >= 500) {
            net_led_tick = HAL_GetTick();
            NET_LED_TOGGLE;
        }
    } else {
        NET_LED_ON;
    }
}