first commit

2026-03-14 14:19:32 +08:00
commit fcc2d0825d
68 changed files with 16382 additions and 0 deletions
--- a/main/main.c
+++ b/main/main.c
@@ -0,0 +1,670 @@
+#include <stdio.h>
+#include <inttypes.h>
+#include "sdkconfig.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_check.h"
+#include "esp_log.h"
+#include "wifi-connect.h"
+#include "lvgl_st7735s_use.h"
+#include "i2c_master_messager.h"
+#include "io_device_control.h"
+#include "console_simple_init.h" // 提供 console_cmd_user_register 和 console_cmd_all_register
+#include "console_user_cmds.h"
+#include "capactive_soil_moisture_sensor_V2.0.h"
+#include "ui.h" // 使用EEZStudio提供的ui组件，便于后续扩展
+#include "esp_lvgl_port.h"
+#include "vars.h" // 定义全局变量接口
+#include "auto_ctrl_thresholds.h"
+#include "auto_alerts.h"
+#include "mqtt_control.h" // MQTT 控制接口
+#include "status_web.h"
+
+// 配置宏定义：BH1750 光照传感器是否启用（默认禁用）
+#ifndef CONFIG_I2C_MASTER_MESSAGER_BH1750_ENABLE
+#define CONFIG_I2C_MASTER_MESSAGER_BH1750_ENABLE 0
+#endif
+
+// 配置宏定义：AHT30 温湿度传感器是否启用（默认禁用）
+#ifndef CONFIG_I2C_MASTER_MESSAGER_AHT30_ENABLE
+#define CONFIG_I2C_MASTER_MESSAGER_AHT30_ENABLE 0
+#endif
+
+// 配置宏定义：BH1750 读取周期（毫秒，默认500ms）
+#ifndef CONFIG_I2C_MASTER_MESSAGER_BH1750_READ_PERIOD_MS
+#define CONFIG_I2C_MASTER_MESSAGER_BH1750_READ_PERIOD_MS 500
+#endif
+
+// 配置宏定义：AHT30 读取周期（毫秒，默认2000ms）
+#ifndef CONFIG_I2C_MASTER_MESSAGER_AHT30_READ_PERIOD_MS
+#define CONFIG_I2C_MASTER_MESSAGER_AHT30_READ_PERIOD_MS 2000
+#endif
+
+// 配置宏定义：I2C 是否启用内部上拉电阻（默认启用）
+#ifndef CONFIG_I2C_MASTER_MESSAGER_ENABLE_INTERNAL_PULLUP
+#define CONFIG_I2C_MASTER_MESSAGER_ENABLE_INTERNAL_PULLUP 1
+#endif
+
+// I2C 端口配置
+#define BOTANY_I2C_PORT I2C_NUM_0
+// I2C SCL 引脚
+#define BOTANY_I2C_SCL_GPIO GPIO_NUM_5
+// I2C SDA 引脚
+#define BOTANY_I2C_SDA_GPIO GPIO_NUM_4
+// BH1750 使能标志
+#define BOTANY_BH1750_ENABLE CONFIG_I2C_MASTER_MESSAGER_BH1750_ENABLE
+// AHT30 使能标志
+#define BOTANY_AHT30_ENABLE CONFIG_I2C_MASTER_MESSAGER_AHT30_ENABLE
+// BH1750 读取周期
+#define BOTANY_BH1750_PERIOD_MS CONFIG_I2C_MASTER_MESSAGER_BH1750_READ_PERIOD_MS
+// AHT30 读取周期
+#define BOTANY_AHT30_PERIOD_MS CONFIG_I2C_MASTER_MESSAGER_AHT30_READ_PERIOD_MS
+// I2C 内部上拉使能
+#define BOTANY_I2C_INTERNAL_PULLUP CONFIG_I2C_MASTER_MESSAGER_ENABLE_INTERNAL_PULLUP
+// MQTT 告警主题
+#define BOTANY_MQTT_ALERT_TOPIC "topic/alert/esp32_iothome_001"
+// MQTT 遥测数据上报周期（毫秒）
+#define BOTANY_MQTT_TELEMETRY_PERIOD_MS 5000
+#define BOTANY_STATUS_WEB_PORT 8080
+
+// 日志标签
+static const char *TAG = "main";
+
+// 全局变量：存储空气温度字符串
+static char s_air_temp[16];
+// 全局变量：存储空气湿度字符串
+static char s_air_hum[16];
+// 全局变量：存储土壤湿度字符串
+static char s_soil[16];
+// 全局变量：存储光照强度字符串
+static char s_lux[16];
+// 全局变量：水泵状态（true=开启，false=关闭）
+static bool s_pump_on = false;
+// 全局变量：补光灯状态（true=开启，false=关闭）
+static bool s_light_on = false;
+// 全局变量：自动控制模式使能（true=自动，false=手动）
+static bool s_auto_control_enabled = true;
+static bool s_i2c_ready = false;
+static bool s_soil_sensor_ready = false;
+static uint32_t s_main_loop_counter = 0;
+
+/**
+ * @brief 发布当前完整状态快照（含阈值）到传感器主题
+ */
+static esp_err_t publish_telemetry_snapshot(void)
+{
+    if (!mqtt_control_is_connected())
+    {
+        return ESP_ERR_INVALID_STATE;
+    }
+
+    auto_ctrl_thresholds_t thresholds = {0};
+    auto_ctrl_thresholds_get(&thresholds);
+
+    char telemetry_payload[256] = {0};
+    int len = snprintf(telemetry_payload,
+                       sizeof(telemetry_payload),
+                       "{\"temp\":\"%s\",\"hum\":\"%s\",\"soil\":\"%s\",\"lux\":\"%s\",\"pump\":\"%s\",\"light\":\"%s\",\"mode\":\"%s\",\"soil_on\":%.1f,\"soil_off\":%.1f,\"light_on\":%.1f,\"light_off\":%.1f}",
+                       s_air_temp,
+                       s_air_hum,
+                       s_soil,
+                       s_lux,
+                       s_pump_on ? "on" : "off",
+                       s_light_on ? "on" : "off",
+                       s_auto_control_enabled ? "auto" : "manual",
+                       thresholds.pump_on_soil_below_pct,
+                       thresholds.pump_off_soil_above_pct,
+                       thresholds.light_on_lux_below,
+                       thresholds.light_off_lux_above);
+    if (len <= 0 || len >= (int)sizeof(telemetry_payload))
+    {
+        return ESP_ERR_INVALID_SIZE;
+    }
+
+    return mqtt_control_publish_sensor(telemetry_payload, 0, 0);
+}
+
+static void update_status_web_snapshot(void)
+{
+    status_web_snapshot_t snap = {0};
+    snprintf(snap.temp, sizeof(snap.temp), "%s", s_air_temp[0] ? s_air_temp : "--");
+    snprintf(snap.hum, sizeof(snap.hum), "%s", s_air_hum[0] ? s_air_hum : "--");
+    snprintf(snap.soil, sizeof(snap.soil), "%s", s_soil[0] ? s_soil : "--");
+    snprintf(snap.lux, sizeof(snap.lux), "%s", s_lux[0] ? s_lux : "--");
+    snap.pump_on = s_pump_on;
+    snap.light_on = s_light_on;
+    snap.auto_mode = s_auto_control_enabled;
+
+    auto_ctrl_thresholds_t thresholds = {0};
+    auto_ctrl_thresholds_get(&thresholds);
+    snap.soil_on_threshold = thresholds.pump_on_soil_below_pct;
+    snap.soil_off_threshold = thresholds.pump_off_soil_above_pct;
+    snap.light_on_threshold = thresholds.light_on_lux_below;
+    snap.light_off_threshold = thresholds.light_off_lux_above;
+    snap.i2c_ready = s_i2c_ready;
+    snap.soil_sensor_ready = s_soil_sensor_ready;
+    snap.loop_counter = s_main_loop_counter;
+
+    esp_err_t ret = status_web_update(&snap);
+    if (ret != ESP_OK && ret != ESP_ERR_INVALID_STATE)
+    {
+        ESP_LOGW(TAG, "status web update failed: %s", esp_err_to_name(ret));
+    }
+}
+
+/**
+ * @brief MQTT 控制命令处理函数
+ *
+ * 处理来自 MQTT 的控制命令，包括模式切换、阈值更新、水泵和补光灯控制。
+ *
+ * @param cmd 指向 MQTT 控制命令结构体的指针
+ * @param user_ctx 用户上下文（未使用）
+ * @return esp_err_t 处理结果
+ */
+static esp_err_t mqtt_control_command_handler(const mqtt_control_command_t *cmd, void *user_ctx)
+{
+    (void)user_ctx;
+    ESP_RETURN_ON_FALSE(cmd != NULL, ESP_ERR_INVALID_ARG, TAG, "cmd is null");
+    esp_err_t final_ret = ESP_OK;
+    bool has_any_control = cmd->has_mode || cmd->has_thresholds || cmd->has_pump || cmd->has_light;
+
+    // 处理模式切换命令
+    if (cmd->has_mode)
+    {
+        s_auto_control_enabled = cmd->auto_mode;
+        ESP_LOGI(TAG, "MQTT 控制模式切换: %s", s_auto_control_enabled ? "auto" : "manual");
+    }
+
+    // 处理阈值更新命令
+    if (cmd->has_thresholds)
+    {
+        esp_err_t ret = auto_ctrl_thresholds_set_values(cmd->soil_on_pct,
+                                                        cmd->soil_off_pct,
+                                                        cmd->light_on_lux,
+                                                        cmd->light_off_lux);
+        if (ret == ESP_OK)
+        {
+            ESP_LOGI(TAG,
+                     "MQTT 更新阈值: soil_on=%.1f soil_off=%.1f light_on=%.1f light_off=%.1f",
+                     cmd->soil_on_pct,
+                     cmd->soil_off_pct,
+                     cmd->light_on_lux,
+                     cmd->light_off_lux);
+        }
+        else
+        {
+            ESP_LOGE(TAG, "设置阈值失败: %s", esp_err_to_name(ret));
+            final_ret = ret;
+        }
+    }
+
+    // 处理水泵控制命令
+    if (cmd->has_pump)
+    {
+        esp_err_t ret = io_device_control_set_pump(cmd->pump_on);
+        if (ret == ESP_OK)
+        {
+            s_pump_on = cmd->pump_on;
+            ESP_LOGI(TAG, "MQTT 控制水泵: %s", cmd->pump_on ? "on" : "off");
+        }
+        else
+        {
+            ESP_LOGE(TAG, "MQTT 控制水泵失败: %s", esp_err_to_name(ret));
+            final_ret = ret;
+        }
+    }
+
+    // 处理补光灯控制命令
+    if (cmd->has_light)
+    {
+        esp_err_t ret = io_device_control_set_light(cmd->light_on);
+        if (ret == ESP_OK)
+        {
+            s_light_on = cmd->light_on;
+            ESP_LOGI(TAG, "MQTT 控制补光灯: %s", cmd->light_on ? "on" : "off");
+        }
+        else
+        {
+            ESP_LOGE(TAG, "MQTT 控制补光灯失败: %s", esp_err_to_name(ret));
+            final_ret = ret;
+        }
+    }
+
+    // 任何控制指令处理后都立即上报最新状态（含阈值）作为回复。
+    if (has_any_control)
+    {
+        esp_err_t pub_ret = publish_telemetry_snapshot();
+        if (pub_ret != ESP_OK)
+        {
+            ESP_LOGW(TAG, "控制后立即上报失败: %s", esp_err_to_name(pub_ret));
+            if (final_ret == ESP_OK)
+            {
+                final_ret = pub_ret;
+            }
+        }
+    }
+
+    return final_ret;
+}
+
+/**
+ * @brief 将告警指标类型转换为字符串
+ *
+ * @param metric 告警指标类型
+ * @return const char* 对应的字符串表示
+ */
+static const char *alert_metric_text(auto_alert_metric_t metric)
+{
+    switch (metric)
+    {
+    case AUTO_ALERT_METRIC_SOIL_MOISTURE:
+        return "soil";
+    case AUTO_ALERT_METRIC_LIGHT_INTENSITY:
+        return "light";
+    default:
+        return "unknown";
+    }
+}
+
+/**
+ * @brief 将告警状态转换为字符串
+ *
+ * @param state 告警状态
+ * @return const char* 对应的字符串表示
+ */
+static const char *alert_state_text(auto_alert_state_t state)
+{
+    switch (state)
+    {
+    case AUTO_ALERT_STATE_NORMAL:
+        return "normal";
+    case AUTO_ALERT_STATE_ALARM:
+        return "alarm";
+    default:
+        return "unknown";
+    }
+}
+
+/**
+ * @brief 自动告警 MQTT 回调函数
+ *
+ * 当自动告警模块触发事件时，通过此函数将告警信息以 JSON 格式发布到 MQTT。
+ *
+ * @param event 指向告警事件结构体的指针
+ * @param user_ctx 用户上下文（未使用）
+ */
+static void auto_alert_mqtt_callback(const auto_alert_event_t *event, void *user_ctx)
+{
+    (void)user_ctx;
+    if (event == NULL)
+    {
+        return;
+    }
+
+    // 使用明文发送报警简单的 JSON 字符串，格式示例：{"metric":"soil","state":"alarm"}
+    char payload[64] = {0};
+    int len = snprintf(payload,
+                       sizeof(payload),
+                       "{\"metric\":\"%s\",\"state\":\"%s\"}",
+                       alert_metric_text(event->metric),
+                       alert_state_text(event->state));
+    if (len <= 0 || len >= (int)sizeof(payload))
+    {
+        return;
+    }
+
+    if (!mqtt_control_is_connected())
+    {
+        return;
+    }
+
+    esp_err_t ret = mqtt_control_publish(BOTANY_MQTT_ALERT_TOPIC, payload, 1, 0);
+    if (ret != ESP_OK)
+    {
+        ESP_LOGE(TAG, "告警 MQTT 发布失败: %s", esp_err_to_name(ret));
+    }
+}
+
+/**
+ * @brief 自动控制逻辑更新函数
+ *
+ * 根据当前传感器数据和阈值，决定是否需要开启或关闭水泵和补光灯。
+ *
+ * @param soil_valid 土壤湿度数据是否有效
+ * @param soil_moisture_pct 当前土壤湿度百分比
+ * @param light_valid 光照数据是否有效
+ * @param light_lux 当前光照强度（lux）
+ * @param thresholds 指向阈值配置结构体的指针
+ * @param pump_on 指向当前水泵状态的指针（输入/输出）
+ * @param light_on 指向当前补光灯状态的指针（输入/输出）
+ */
+static void auto_control_update(bool soil_valid,
+                                float soil_moisture_pct,
+                                bool light_valid,
+                                float light_lux,
+                                const auto_ctrl_thresholds_t *thresholds,
+                                bool *pump_on,
+                                bool *light_on)
+{
+    bool desired_pump = *pump_on;
+    bool desired_light = *light_on;
+
+    // 根据土壤湿度决定水泵状态
+    if (soil_valid)
+    {
+        if (!desired_pump && soil_moisture_pct < thresholds->pump_on_soil_below_pct)
+        {
+            desired_pump = true;
+        }
+        else if (desired_pump && soil_moisture_pct > thresholds->pump_off_soil_above_pct)
+        {
+            desired_pump = false;
+        }
+    }
+
+    // 根据光照强度决定补光灯状态
+    if (light_valid)
+    {
+        if (!desired_light && light_lux < thresholds->light_on_lux_below)
+        {
+            desired_light = true;
+        }
+        else if (desired_light && light_lux > thresholds->light_off_lux_above)
+        {
+            desired_light = false;
+        }
+    }
+
+    // 如果水泵状态需要改变，则执行控制
+    if (desired_pump != *pump_on)
+    {
+        esp_err_t ret = io_device_control_set_pump(desired_pump);
+        if (ret == ESP_OK)
+        {
+            *pump_on = desired_pump;
+            ESP_LOGI(TAG,
+                     "自动控制: 水泵%s (土壤湿度=%.1f%%)",
+                     desired_pump ? "开启" : "关闭",
+                     soil_moisture_pct);
+        }
+        else
+        {
+            ESP_LOGE(TAG, "自动控制: 水泵控制失败: %s", esp_err_to_name(ret));
+        }
+    }
+
+    // 如果补光灯状态需要改变，则执行控制
+    if (desired_light != *light_on)
+    {
+        esp_err_t ret = io_device_control_set_light(desired_light);
+        if (ret == ESP_OK)
+        {
+            *light_on = desired_light;
+            ESP_LOGI(TAG,
+                     "自动控制: 补光灯%s (光照=%.1f lux)",
+                     desired_light ? "开启" : "关闭",
+                     light_lux);
+        }
+        else
+        {
+            ESP_LOGE(TAG, "自动控制: 补光灯控制失败: %s", esp_err_to_name(ret));
+        }
+    }
+}
+
+/**
+ * @brief UI 任务函数
+ *
+ * 负责定期切换显示页面（每3秒切换一次）。
+ *
+ * @param arg 任务参数（未使用）
+ */
+static void ui_task(void *arg)
+{
+    (void)arg;
+
+    uint32_t elapsed_ms = 0;
+    enum ScreensEnum current = SCREEN_ID_TEMPERATURE;
+    const uint32_t switch_period_ms = 3000; // 每3秒切一次
+
+    for (;;)
+    {
+        lvgl_port_lock(0);
+        ui_tick();
+
+        elapsed_ms += 20;
+        if (elapsed_ms >= switch_period_ms) {
+            elapsed_ms = 0;
+
+            // 下一个页面：1->2->3->4->1
+            if (current >= _SCREEN_ID_LAST) {
+                current = _SCREEN_ID_FIRST;
+            } else {
+                current = (enum ScreensEnum)(current + 1);
+            }
+
+            loadScreen(current);
+        }
+
+        lvgl_port_unlock();
+        vTaskDelay(pdMS_TO_TICKS(20));
+    }
+}
+
+/**
+ * @brief 等待 Wi-Fi 连接成功
+ *
+ * 在初始化 console 之前，确保 Wi-Fi 已连接成功，最多等待120秒。
+ */
+static void wait_for_wifi_connected(void)
+{
+    const uint32_t timeout_s = 120;
+    uint32_t elapsed_half_s = 0;
+
+    ESP_LOGI(TAG, "等待 Wi-Fi 连接成功后再初始化 console...");
+    while (wifi_connect_get_status() != WIFI_CONNECT_STATUS_CONNECTED)
+    {
+        if (elapsed_half_s >= (timeout_s * 2))
+        {
+            ESP_LOGW(TAG, "等待 Wi-Fi 超时（%" PRIu32 "s），继续初始化 console", timeout_s);
+            return;
+        }
+
+        vTaskDelay(pdMS_TO_TICKS(500));
+        elapsed_half_s++;
+
+        // 每 5 秒打印一次等待状态，避免日志刷屏。
+        if ((elapsed_half_s % 10) == 0)
+        {
+            ESP_LOGI(TAG, "仍在等待 Wi-Fi 连接（%" PRIu32 "s）", elapsed_half_s / 2);
+        }
+    }
+
+    ESP_LOGI(TAG, "Wi-Fi 已连接，开始初始化 console");
+}
+
+/**
+ * @brief 主函数
+ *
+ * 系统启动入口，初始化所有组件并进入主循环。
+ */
+void app_main(void)
+{
+    // 初始化 Wi-Fi 配网组件，支持长按按键进入配网
+    ESP_ERROR_CHECK(wifi_connect_init());
+    printf("设备启动完成：长按按键进入配网模式，手机连接 ESP32-* 后访问 http://192.168.4.1\n");
+
+    // 启动 LVGL 演示程序，显示简单的界面
+    ESP_ERROR_CHECK(start_lvgl_demo());
+
+    // 初始化 UI 组件（需在 LVGL 锁内进行对象创建）
+    lvgl_port_lock(0);
+    ui_init();
+    lvgl_port_unlock();
+
+    BaseType_t ui_task_ok = xTaskCreate(ui_task, "ui_task", 4096, NULL, 5, NULL);
+    ESP_ERROR_CHECK(ui_task_ok == pdPASS ? ESP_OK : ESP_FAIL);
+
+    // 初始化 IO 设备控制组件（GPIO1 水泵，GPIO10 光照，高电平有效）
+    ESP_ERROR_CHECK(io_device_control_init());
+
+    i2c_master_messager_config_t i2c_cfg = {
+        .i2c_port = BOTANY_I2C_PORT,
+        .scl_io_num = BOTANY_I2C_SCL_GPIO,
+        .sda_io_num = BOTANY_I2C_SDA_GPIO,
+        .i2c_enable_internal_pullup = BOTANY_I2C_INTERNAL_PULLUP,
+        .bh1750_enable = BOTANY_BH1750_ENABLE,
+        .aht30_enable = BOTANY_AHT30_ENABLE,
+        .bh1750_read_period_ms = BOTANY_BH1750_PERIOD_MS,
+        .aht30_read_period_ms = BOTANY_AHT30_PERIOD_MS,
+        .bh1750_mode = BH1750_CONTINUE_1LX_RES,
+
+    };
+
+    bool i2c_ready = false;
+    esp_err_t ret = i2c_master_messager_init(&i2c_cfg);
+    if (ret == ESP_OK)
+    {
+        ret = i2c_master_messager_start();
+    }
+
+    if (ret != ESP_OK)
+    {
+        ESP_LOGE(TAG, "I2C 传感器管理启动失败: %s", esp_err_to_name(ret));
+        ESP_LOGW(TAG, "请检查 I2C 引脚/上拉电阻/端口占用情况，系统将继续运行但不采集传感器");
+        ESP_ERROR_CHECK(lvgl_st7735s_set_center_text("I2C init failed"));
+    }
+    else
+    {
+        i2c_ready = true;
+        s_i2c_ready = true;
+    }
+
+    // 初始化电容式土壤湿度传感器（GPIO0 / ADC1_CH0）。
+    bool soil_ready = false;
+    cap_soil_sensor_config_t soil_cfg = {
+        .unit = CAP_SOIL_SENSOR_DEFAULT_UNIT,
+        .channel = CAP_SOIL_SENSOR_DEFAULT_CHANNEL,
+        .atten = ADC_ATTEN_DB_12,
+        .bitwidth = ADC_BITWIDTH_DEFAULT,
+        // 标定值来自当前实测：空气中约 3824，水中约 1463。
+        .air_raw = 3824,
+        .water_raw = 1463,
+    };
+    ret = cap_soil_sensor_init(&soil_cfg);
+    if (ret != ESP_OK)
+    {
+        ESP_LOGE(TAG, "土壤湿度传感器初始化失败: %s", esp_err_to_name(ret));
+    }
+    else
+    {
+        soil_ready = true;
+        s_soil_sensor_ready = true;
+    }
+
+    // 按需求：仅在 Wi-Fi 确认连通后再初始化 MQTT和console。
+    wait_for_wifi_connected();
+
+    // 独立状态网页（端口 8080），与配网页面（端口 80）互不干扰。
+    ESP_ERROR_CHECK(status_web_start(BOTANY_STATUS_WEB_PORT));
+
+    ESP_ERROR_CHECK(mqtt_control_register_command_handler(mqtt_control_command_handler, NULL));
+    ESP_ERROR_CHECK(mqtt_control_start()); // 启动 MQTT 客户端
+
+    ESP_ERROR_CHECK(console_cmd_init());
+    ESP_ERROR_CHECK(console_user_cmds_register());
+    ESP_ERROR_CHECK(console_cmd_all_register()); // 可选：自动注册插件命令
+    ESP_ERROR_CHECK(console_cmd_start());
+
+    auto_ctrl_thresholds_init_defaults();
+    auto_alerts_init();
+    ESP_ERROR_CHECK(auto_alerts_register_callback(auto_alert_mqtt_callback, NULL));
+    auto_ctrl_thresholds_t thresholds = {0};
+    auto_ctrl_thresholds_get(&thresholds);
+
+    uint32_t telemetry_elapsed_ms = 0;
+    ESP_LOGI(TAG,
+             "自动控制阈值: pump_on<%.1f%%, pump_off>%.1f%%, light_on<%.1flux, light_off>%.1flux",
+             thresholds.pump_on_soil_below_pct,
+             thresholds.pump_off_soil_above_pct,
+             thresholds.light_on_lux_below,
+             thresholds.light_off_lux_above);
+
+    for (;;)
+    {
+        s_main_loop_counter++;
+
+        // 预留给 MQTT 回调动态更新阈值：每个周期读取最新配置。
+        auto_ctrl_thresholds_get(&thresholds);
+
+        bool soil_valid = false;
+        float soil_moisture_pct = 0.0f;
+
+        cap_soil_sensor_data_t soil_data = {0};
+        if (soil_ready && cap_soil_sensor_read(&soil_data) == ESP_OK)
+        {
+            // 读取成功
+            soil_valid = true;
+            soil_moisture_pct = soil_data.moisture_percent;
+            snprintf(s_soil, sizeof(s_soil), "%.0f", soil_data.moisture_percent);
+            set_var_soil_moisture(s_soil);
+        }
+
+        bool light_valid = false;
+        float light_lux = 0.0f;
+
+        i2c_master_messager_data_t sensor_data = {0};
+        if (i2c_ready && i2c_master_messager_get_data(&sensor_data) == ESP_OK)
+        {
+            // 读取成功
+            if (sensor_data.aht30.valid)
+            {
+                snprintf(s_air_temp, sizeof(s_air_temp), "%.1f", sensor_data.aht30.temperature_c);
+                set_var_air_temperature(s_air_temp);
+     
+                snprintf(s_air_hum, sizeof(s_air_hum), "%.1f", sensor_data.aht30.humidity_rh);
+                set_var_air_humidity(s_air_hum);
+            }
+            if (sensor_data.bh1750.valid)
+            {
+                light_valid = true;
+                light_lux = sensor_data.bh1750.lux;
+                snprintf(s_lux, sizeof(s_lux), "%.0f", sensor_data.bh1750.lux);
+                set_var_light_intensity(s_lux);
+            }
+        }
+
+        if (s_auto_control_enabled)
+        {
+            auto_control_update(soil_valid,
+                                soil_moisture_pct,
+                                light_valid,
+                                light_lux,
+                                &thresholds,
+                                &s_pump_on,
+                                &s_light_on);
+        }
+
+        // 预留给 MQTT：回调注册后可在此处收到边沿告警事件并发布。
+        auto_alerts_evaluate(soil_valid,
+                             soil_moisture_pct,
+                             light_valid,
+                             light_lux,
+                             &thresholds);
+
+        update_status_web_snapshot();
+
+        telemetry_elapsed_ms += 1000;
+        if (telemetry_elapsed_ms >= BOTANY_MQTT_TELEMETRY_PERIOD_MS)
+        {
+            telemetry_elapsed_ms = 0;
+            esp_err_t pub_ret = publish_telemetry_snapshot();
+            if (pub_ret != ESP_OK && pub_ret != ESP_ERR_INVALID_STATE)
+            {
+                ESP_LOGW(TAG, "周期状态上报失败: %s", esp_err_to_name(pub_ret));
+            }
+        }
+
+        vTaskDelay(pdMS_TO_TICKS(1000));
+    }
+}