#include <stdio.h>
#include "esp_log.h"
#include "driver/gpio.h"
#include "dht.h" // DHT传感器库
#include "ssd1306.h" // OLED驱动库
#include "esp_lvgl_port.h" // LVGL移植层

// 定义使用的GPIO引脚
#define DHT_GPIO GPIO_NUM_21 // DHT22数据线连接到ESP32-S3的GPIO21
#define OLED_SCL_GPIO GPIO_NUM_19 // OLED SCL连接到ESP32-S3的GPIO19
#define OLED_SDA_GPIO GPIO_NUM_20 // OLED SDA连接到ESP32-S3的GPIO20

static const char *TAG = "main";

void app_main(void)
{
    // 初始化DHT传感器
    dht_sensor_t dht;
    ESP_LOGI(TAG, "Initializing DHT sensor...");
    if (dht_init(&dht, DHT_GPIO, DHT_TYPE_DHT22) != ESP_OK) {
        ESP_LOGE(TAG, "Could not initialize DHT sensor.");
        return;
    }

    // 初始化OLED显示屏
    ssd1306_config_t oled_config = {
        .scl = OLED_SCL_GPIO,
        .sda = OLED_SDA_GPIO,
        .address = 0x3C, // OLED的I2C地址
        .width = 128,    // OLED宽度
        .height = 64     // OLED高度
    };
    ssd1306_t *oled = ssd1306_init(&oled_config);
    if (oled == NULL) {
        ESP_LOGE(TAG, "Could not initialize OLED display.");
        return;
    }

    // 清除屏幕
    ssd1306_clear(oled);

    while (1) {
        float humidity, temperature;

        // 读取DHT22传感器
        if (dht_read_float_data(&dht, &humidity, &temperature) == ESP_OK) {
            ESP_LOGI(TAG, "Read humidity: %.2f%%, temperature: %.2f°C", humidity, temperature);

            // 在OLED上显示信息
            ssd1306_clear(oled);
            ssd1306_draw_text(oled, "Humidity:", 0, 0, 1);
            char hum_str[10];
            sprintf(hum_str, "%.2f%%", humidity);
            ssd1306_draw_text(oled, hum_str, 0, 16, 1);

            ssd1306_draw_text(oled, "Temp:", 0, 32, 1);
            char temp_str[10];
            sprintf(temp_str, "%.2fC", temperature);
            ssd1306_draw_text(oled, temp_str, 0, 48, 1);

            ssd1306_refresh(oled); // 刷新屏幕以更新显示
        } else {
            ESP_LOGE(TAG, "Failed to read from DHT sensor!");
        }

        vTaskDelay(2000 / portTICK_PERIOD_MS); // 每2秒读取一次
    }
}