//使用preferences作为数据持久化方案,类似于本项目的数据库
#include <Preferences.h>
#include <WiFi.h>
#include <WebServer.h>
#include <ArduinoJson.h>
#include "DHT11control.h"
#include "RTC_Module.h"
#include <RtcDS1302.h>
#include "LunarCalendarAndHolidayJudge.h"
#include "core.h"
#include "ir_control.h"

// WiFi热点配置
const char* ap_ssid = "ESP32_AirConditioner";
const char* ap_password = "12345678";

// Web服务器
WebServer server(80);

// 全局变量
ThreeWire myWire(4,5,2); 
RtcDS1302<ThreeWire> Rtc(myWire);
Preferences prefs;
bool isRecording = false;
unsigned long lastJudgeTime = 0;
const unsigned long judgeInterval = 30000; // 30秒执行一次判断

// 存储自定义按钮的红外信号
struct CustomButton {
  String name;
  String irData;
  bool isValid;
};

// 最多支持10个自定义按钮
CustomButton customButtons[10];
int customButtonCount = 0;

void setup() {
  // 初始化串口通信
  Serial.begin(115200); 
  
  // 打开preferences命名空间
  prefs.begin("DACSC");
  
  // 初始化红外控制
  initIRControl();
  
  // 启动DHT传感器
  dht.begin();
  
  // 启动RTC
  setupRTC();
  
  // 初始化核心模块
  Serial.println("正在初始化智能空调控制系统...");
  if (initializeCore()) {
    Serial.println("系统初始化成功！");
  } else {
    Serial.println("系统初始化失败！");
  }
  
  // 加载自定义按钮
  loadCustomButtons();
  
  // 设置WiFi热点
  setupWiFiAP();
  
  // 设置Web服务器路由
  setupWebServer();
  
  // 启动Web服务器
  server.begin();
  Serial.println("Web服务器已启动");
  Serial.print("请连接WiFi: ");
  Serial.println(ap_ssid);
  Serial.print("密码: ");
  Serial.println(ap_password);
  Serial.print("然后访问: http://");
  Serial.println(WiFi.softAPIP());
}

void loop() {
  // 处理Web服务器请求
  server.handleClient();
  
  // 定期执行核心判断逻辑
  unsigned long currentTime = millis();
  if (currentTime - lastJudgeTime >= judgeInterval) {
    lastJudgeTime = currentTime;
    executeJudgeLogic();
  }
  
  delay(10);
}

// 设置WiFi热点
void setupWiFiAP() {
  Serial.println("正在设置WiFi热点...");
  
  WiFi.mode(WIFI_AP);
  WiFi.softAP(ap_ssid, ap_password);
  
  IPAddress IP = WiFi.softAPIP();
  Serial.print("热点IP地址: ");
  Serial.println(IP);
  Serial.println("WiFi热点设置完成");
}

// 设置Web服务器路由
void setupWebServer() {
  // 主页
  server.on("/", handleRoot);
  
  // API路由
  server.on("/api/time", HTTP_GET, handleGetTime);
  server.on("/api/time", HTTP_POST, handleSetTime);
  server.on("/api/buttons", HTTP_GET, handleGetButtons);
  server.on("/api/buttons", HTTP_POST, handleAddButton);
  server.on("/api/buttons", HTTP_DELETE, handleDeleteButton);
  server.on("/api/record", HTTP_POST, handleStartRecord);
  server.on("/api/send", HTTP_POST, handleSendIR);
  server.on("/api/settings", HTTP_GET, handleGetSettings);
  server.on("/api/settings", HTTP_POST, handleSetSettings);
  
  // 404处理
  server.onNotFound(handleNotFound);
}

// 执行核心判断逻辑
void executeJudgeLogic() {
  int judgeResult = judge();
  
  switch (judgeResult) {
    case JUDGE_TURN_ON_COOLING:
      Serial.println("执行操作: 开启制冷");
      sendStoredIRSignal("制冷");
      break;
      
    case JUDGE_TURN_ON_HEATING:
      Serial.println("执行操作: 开启制暖");
      sendStoredIRSignal("制热");
      break;
      
    case JUDGE_TURN_OFF_AC:
      Serial.println("执行操作: 关闭空调");
      sendStoredIRSignal("关机");
      break;
      
    case JUDGE_ADJUST_TEMP:
      Serial.println("执行操作: 除湿");
      sendStoredIRSignal("除湿");
      break;
      
    case JUDGE_NO_ACTION:
      Serial.println("执行操作: 无需操作");
      break;
      
    case JUDGE_ERROR:
      Serial.println("执行操作: 判断出错");
      break;
      
    default:
      Serial.println("执行操作: 未知结果");
      break;
  }
}

// 发送存储的红外信号
void sendStoredIRSignal(String buttonName) {
  String irDataStr = prefs.getString(("ir_" + buttonName).c_str(), "");
  
  if (irDataStr.length() == 0) {
    Serial.println("未找到按钮 " + buttonName + " 的红外信号");
    return;
  }
  
  // 解析红外信号数据
  IRSignal signal = parseIRSignalFromString(irDataStr);
  
  if (signal.isValid) {
    Serial.println("发送红外信号: " + buttonName);
    sendIRSignal(signal);
    freeIRSignal(signal);
  } else {
    Serial.println("红外信号数据无效: " + buttonName);
  }
}

// 从字符串解析红外信号
IRSignal parseIRSignalFromString(String dataStr) {
  IRSignal signal;
  signal.markTimes = nullptr;
  signal.spaceTimes = nullptr;
  signal.markCount = 0;
  signal.spaceCount = 0;
  signal.carrierFreq = IR_CARRIER_FREQ;
  signal.isValid = false;
  
  if (dataStr.length() == 0) {
    return signal;
  }
  
  // 计算数据长度
  int commaCount = 0;
  for (int i = 0; i < dataStr.length(); i++) {
    if (dataStr[i] == ',') commaCount++;
  }
  int totalLength = commaCount + 1;
  
  // 分配临时内存存储原始数据
  unsigned int* tempData = (unsigned int*)malloc(totalLength * sizeof(unsigned int));
  if (tempData == nullptr) {
    return signal;
  }
  
  // 解析数据
  int index = 0;
  int startPos = 0;
  for (int i = 0; i <= dataStr.length(); i++) {
    if (i == dataStr.length() || dataStr[i] == ',') {
      String valueStr = dataStr.substring(startPos, i);
      tempData[index] = valueStr.toInt();
      index++;
      startPos = i + 1;
    }
  }
  
  // 分离mark和space数据
  signal.markCount = (totalLength + 1) / 2;
  signal.spaceCount = totalLength / 2;
  
  // 分配mark时间数组
  if (signal.markCount > 0) {
    signal.markTimes = (unsigned int*)malloc(signal.markCount * sizeof(unsigned int));
    if (signal.markTimes == nullptr) {
      free(tempData);
      return signal;
    }
    
    for (int i = 0; i < signal.markCount; i++) {
      signal.markTimes[i] = tempData[i * 2];
    }
  }
  
  // 分配space时间数组
  if (signal.spaceCount > 0) {
    signal.spaceTimes = (unsigned int*)malloc(signal.spaceCount * sizeof(unsigned int));
    if (signal.spaceTimes == nullptr) {
      if (signal.markTimes != nullptr) {
        free(signal.markTimes);
        signal.markTimes = nullptr;
        signal.markCount = 0;
      }
      free(tempData);
      return signal;
    }
    
    for (int i = 0; i < signal.spaceCount; i++) {
      signal.spaceTimes[i] = tempData[i * 2 + 1];
    }
  }
  
  free(tempData);
  signal.isValid = true;
  return signal;
}

// 将红外信号转换为字符串
String irSignalToString(const IRSignal& signal) {
  if (!signal.isValid || 
      (signal.markTimes == nullptr && signal.spaceTimes == nullptr) || 
      (signal.markCount == 0 && signal.spaceCount == 0)) {
    return "";
  }
  
  String result = "";
  int maxCount = max(signal.markCount, signal.spaceCount);
  
  // 重建原始时序数据：交替输出mark和space
  for (int i = 0; i < maxCount; i++) {
    // 添加mark时间
    if (i < signal.markCount) {
      if (result.length() > 0) result += ",";
      result += String(signal.markTimes[i]);
    }
    
    // 添加space时间
    if (i < signal.spaceCount) {
      if (result.length() > 0) result += ",";
      result += String(signal.spaceTimes[i]);
    }
  }
  
  return result;
}

// 加载自定义按钮
void loadCustomButtons() {
  customButtonCount = prefs.getInt("customBtnCount", 0);
  
  for (int i = 0; i < customButtonCount && i < 10; i++) {
    String keyName = "customBtn_" + String(i) + "_name";
    String keyData = "customBtn_" + String(i) + "_data";
    
    customButtons[i].name = prefs.getString(keyName.c_str(), "");
    customButtons[i].irData = prefs.getString(keyData.c_str(), "");
    customButtons[i].isValid = (customButtons[i].name.length() > 0 && customButtons[i].irData.length() > 0);
  }
}

// 保存自定义按钮
void saveCustomButtons() {
  prefs.putInt("customBtnCount", customButtonCount);
  
  for (int i = 0; i < customButtonCount && i < 10; i++) {
    String keyName = "customBtn_" + String(i) + "_name";
    String keyData = "customBtn_" + String(i) + "_data";
    
    prefs.putString(keyName.c_str(), customButtons[i].name);
    prefs.putString(keyData.c_str(), customButtons[i].irData);
  }
}

// Web服务器处理函数

// 主页处理
void handleRoot() {
  String html = "<!DOCTYPE html>";
  html += "<html lang=\"zh-CN\">";
  html += "<head>";
  html += "<meta charset=\"UTF-8\">";
  html += "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">";
  html += "<title>宿舍空调智能控制器</title>";
  html += "<style>";
  html += "* { margin: 0; padding: 0; box-sizing: border-box; }";
  html += "body { font-family: 'Microsoft YaHei', Arial, sans-serif; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); min-height: 100vh; }";
  html += ".container { max-width: 800px; margin: 0 auto; padding: 20px; }";
  html += ".header { background: rgba(255,255,255,0.95); border-radius: 15px; padding: 20px; margin-bottom: 20px; text-align: center; box-shadow: 0 8px 32px rgba(0,0,0,0.1); }";
  html += ".time-display { font-size: 24px; font-weight: bold; color: #333; margin-bottom: 10px; }";
  html += ".date-display { font-size: 16px; color: #666; }";
  html += ".main-content { background: rgba(255,255,255,0.95); border-radius: 15px; padding: 30px; box-shadow: 0 8px 32px rgba(0,0,0,0.1); }";
  html += ".section { margin-bottom: 30px; }";
  html += ".section-title { font-size: 20px; font-weight: bold; color: #333; margin-bottom: 15px; border-bottom: 2px solid #667eea; padding-bottom: 5px; }";
  html += ".button-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 15px; margin-bottom: 20px; }";
  html += ".btn { padding: 15px 20px; border: none; border-radius: 10px; font-size: 16px; font-weight: bold; cursor: pointer; transition: all 0.3s ease; text-align: center; }";
  html += ".btn-primary { background: linear-gradient(45deg, #667eea, #764ba2); color: white; }";
  html += ".btn-primary:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(102,126,234,0.4); }";
  html += ".btn-success { background: linear-gradient(45deg, #56ab2f, #a8e6cf); color: white; }";
  html += ".btn-success:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(86,171,47,0.4); }";
  html += ".btn-danger { background: linear-gradient(45deg, #ff416c, #ff4b2b); color: white; }";
  html += ".btn-danger:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(255,65,108,0.4); }";
  html += ".btn-warning { background: linear-gradient(45deg, #f7971e, #ffd200); color: white; }";
  html += ".btn-warning:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(247,151,30,0.4); }";
  html += ".btn-secondary { background: linear-gradient(45deg, #bdc3c7, #2c3e50); color: white; }";
  html += ".btn-secondary:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(189,195,199,0.4); }";
  html += ".control-panel { display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }";
  html += ".input-group { display: flex; gap: 10px; margin-bottom: 15px; align-items: center; }";
  html += ".input-group input { flex: 1; padding: 10px; border: 2px solid #ddd; border-radius: 8px; font-size: 14px; }";
  html += ".input-group input:focus { outline: none; border-color: #667eea; }";
  html += ".status { padding: 10px; border-radius: 8px; margin-bottom: 15px; font-weight: bold; }";
  html += ".status.success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }";
  html += ".status.error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }";
  html += ".status.info { background: #d1ecf1; color: #0c5460; border: 1px solid #bee5eb; }";
  html += ".modal { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); }";
  html += ".modal-content { background-color: white; margin: 10% auto; padding: 30px; border-radius: 15px; width: 90%; max-width: 500px; box-shadow: 0 10px 30px rgba(0,0,0,0.3); }";
  html += ".close { color: #aaa; float: right; font-size: 28px; font-weight: bold; cursor: pointer; }";
  html += ".close:hover { color: #000; }";
  html += "@media (max-width: 600px) { .container { padding: 10px; } .button-grid { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; } .control-panel { flex-direction: column; } }";
  html += "</style>";
  html += "</head>";
  html += "<body>";
  html += "<div class=\"container\">";
  html += "<div class=\"header\">";
  html += "<div class=\"time-display\" id=\"timeDisplay\">--:--:--</div>";
  html += "<div class=\"date-display\" id=\"dateDisplay\">----年--月--日</div>";
  html += "</div>";
  html += "<div class=\"main-content\">";
  html += "<div class=\"section\">";
  html += "<div class=\"section-title\">空调控制</div>";
  html += "<div id=\"statusMessage\" class=\"status info\" style=\"display: none;\"></div>";
  html += "<div class=\"control-panel\">";
  html += "<button class=\"btn btn-warning\" onclick=\"toggleRecord()\" id=\"recordBtn\">开始录入</button>";
  html += "<button class=\"btn btn-secondary\" onclick=\"openSettings()\">设置</button>";
  html += "</div>";
  html += "<div class=\"button-grid\" id=\"buttonGrid\">";
  html += "<button class=\"btn btn-primary\" onclick=\"sendIR('制冷')\">制冷</button>";
  html += "<button class=\"btn btn-danger\" onclick=\"sendIR('制热')\">制热</button>";
  html += "<button class=\"btn btn-success\" onclick=\"sendIR('除湿')\">除湿</button>";
  html += "<button class=\"btn btn-secondary\" onclick=\"sendIR('关机')\">关机</button>";
  html += "</div>";
  html += "</div>";
  html += "<div class=\"section\">";
  html += "<div class=\"section-title\">自定义按钮</div>";
  html += "<div class=\"input-group\">";
  html += "<input type=\"text\" id=\"newButtonName\" placeholder=\"输入按钮名称\">";
  html += "<button class=\"btn btn-success\" onclick=\"addCustomButton()\">添加按钮</button>";
  html += "</div>";
  html += "<div class=\"button-grid\" id=\"customButtonGrid\"></div>";
  html += "</div>";
  html += "</div>";
  html += "</div>";
  html += "<div id=\"settingsModal\" class=\"modal\">";
  html += "<div class=\"modal-content\">";
  html += "<span class=\"close\" onclick=\"closeSettings()\">&times;</span>";
  html += "<h2 style=\"margin-bottom: 20px; color: #333;\">系统设置</h2>";
  html += "<div style=\"margin-bottom: 20px;\">";
  html += "<h3 style=\"color: #667eea; margin-bottom: 10px;\">时间设置</h3>";
  html += "<div class=\"input-group\">";
  html += "<input type=\"number\" id=\"setYear\" placeholder=\"年\" min=\"2020\" max=\"2030\">";
  html += "<input type=\"number\" id=\"setMonth\" placeholder=\"月\" min=\"1\" max=\"12\">";
  html += "<input type=\"number\" id=\"setDay\" placeholder=\"日\" min=\"1\" max=\"31\">";
  html += "</div>";
  html += "<div class=\"input-group\">";
  html += "<input type=\"number\" id=\"setHour\" placeholder=\"时\" min=\"0\" max=\"23\">";
  html += "<input type=\"number\" id=\"setMinute\" placeholder=\"分\" min=\"0\" max=\"59\">";
  html += "<input type=\"number\" id=\"setSecond\" placeholder=\"秒\" min=\"0\" max=\"59\">";
  html += "</div>";
  html += "<button class=\"btn btn-primary\" onclick=\"setDateTime()\">设置时间</button>";
  html += "</div>";
  html += "<div style=\"margin-bottom: 20px;\">";
  html += "<h3 style=\"color: #667eea; margin-bottom: 10px;\">温度设置</h3>";
  html += "<div class=\"input-group\">";
  html += "<input type=\"number\" id=\"minTemp\" placeholder=\"最低温度\" min=\"5\" max=\"35\" step=\"0.5\">";
  html += "<input type=\"number\" id=\"maxTemp\" placeholder=\"最高温度\" min=\"5\" max=\"35\" step=\"0.5\">";
  html += "</div>";
  html += "<button class=\"btn btn-primary\" onclick=\"setTemperature()\">设置温度</button>";
  html += "</div>";
  html += "</div>";
  html += "</div>";
  html += "<script>";
  html += "let isRecording = false;";
  html += "function updateTime() {";
  html += "fetch('/api/time')";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "document.getElementById('timeDisplay').textContent = String(data.hour).padStart(2, '0') + ':' + String(data.minute).padStart(2, '0') + ':' + String(data.second).padStart(2, '0');";
  html += "document.getElementById('dateDisplay').textContent = data.year + '年' + data.month + '月' + data.day + '日';";
  html += "}";
  html += "})";
  html += ".catch(error => console.error('获取时间失败:', error));";
  html += "}";
  html += "function showStatus(message, type) {";
  html += "const statusEl = document.getElementById('statusMessage');";
  html += "statusEl.textContent = message;";
  html += "statusEl.className = 'status ' + type;";
  html += "statusEl.style.display = 'block';";
  html += "setTimeout(() => { statusEl.style.display = 'none'; }, 3000);";
  html += "}";
  html += "function toggleRecord() {";
  html += "isRecording = !isRecording;";
  html += "const btn = document.getElementById('recordBtn');";
  html += "if (isRecording) {";
  html += "btn.textContent = '停止录入';";
  html += "btn.className = 'btn btn-danger';";
  html += "showStatus('录入模式已开启，点击按钮录入红外信号', 'info');";
  html += "} else {";
  html += "btn.textContent = '开始录入';";
  html += "btn.className = 'btn btn-warning';";
  html += "showStatus('录入模式已关闭', 'info');";
  html += "}";
  html += "}";
  html += "function sendIR(buttonName) {";
  html += "if (isRecording) {";
  html += "recordIR(buttonName);";
  html += "} else {";
  html += "fetch('/api/send', { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ button: buttonName }) })";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "showStatus('发送成功: ' + buttonName, 'success');";
  html += "} else {";
  html += "showStatus('发送失败: ' + (data.message || '未知错误'), 'error');";
  html += "}";
  html += "})";
  html += ".catch(error => { showStatus('发送失败: 网络错误', 'error'); });";
  html += "}";
  html += "}";
  html += "function recordIR(buttonName) {";
  html += "showStatus('正在录入 ' + buttonName + ' 的红外信号，请对准遥控器按键...', 'info');";
  html += "fetch('/api/record', { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ button: buttonName }) })";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "showStatus('录入成功: ' + buttonName, 'success');";
  html += "} else {";
  html += "showStatus('录入失败: ' + (data.message || '未知错误'), 'error');";
  html += "}";
  html += "})";
  html += ".catch(error => { showStatus('录入失败: 网络错误', 'error'); });";
  html += "}";
  html += "function addCustomButton() {";
  html += "const name = document.getElementById('newButtonName').value.trim();";
  html += "if (!name) { showStatus('请输入按钮名称', 'error'); return; }";
  html += "fetch('/api/buttons', { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ name: name }) })";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "showStatus('按钮添加成功', 'success');";
  html += "document.getElementById('newButtonName').value = '';";
  html += "loadCustomButtons();";
  html += "} else {";
  html += "showStatus('添加失败: ' + (data.message || '未知错误'), 'error');";
  html += "}";
  html += "})";
  html += ".catch(error => { showStatus('添加失败: 网络错误', 'error'); });";
  html += "}";
  html += "function deleteCustomButton(name) {";
  html += "if (!confirm('确定要删除按钮 \"' + name + '\" 吗？')) { return; }";
  html += "fetch('/api/buttons?name=' + encodeURIComponent(name), { method: 'DELETE' })";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "showStatus('按钮删除成功', 'success');";
  html += "loadCustomButtons();";
  html += "} else {";
  html += "showStatus('删除失败: ' + (data.message || '未知错误'), 'error');";
  html += "}";
  html += "})";
  html += ".catch(error => { showStatus('删除失败: 网络错误', 'error'); });";
  html += "}";
  html += "function loadCustomButtons() {";
  html += "fetch('/api/buttons')";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "const grid = document.getElementById('customButtonGrid');";
  html += "grid.innerHTML = '';";
  html += "data.buttons.forEach(button => {";
  html += "const btnEl = document.createElement('div');";
  html += "btnEl.style.position = 'relative';";
  html += "const mainBtn = document.createElement('button');";
  html += "mainBtn.className = 'btn btn-primary';";
  html += "mainBtn.style.width = '100%';";
  html += "mainBtn.style.marginBottom = '5px';";
  html += "mainBtn.textContent = button.name;";
  html += "mainBtn.onclick = function() { sendIR(button.name); };";
  html += "const delBtn = document.createElement('button');";
  html += "delBtn.className = 'btn btn-danger';";
  html += "delBtn.style.width = '100%';";
  html += "delBtn.style.padding = '5px';";
  html += "delBtn.style.fontSize = '12px';";
  html += "delBtn.textContent = '删除';";
  html += "delBtn.onclick = function() { deleteCustomButton(button.name); };";
  html += "btnEl.appendChild(mainBtn);";
  html += "btnEl.appendChild(delBtn);";
  html += "grid.appendChild(btnEl);";
  html += "});";
  html += "}";
  html += "})";
  html += ".catch(error => console.error('加载自定义按钮失败:', error));";
  html += "}";
  html += "function openSettings() {";
  html += "document.getElementById('settingsModal').style.display = 'block';";
  html += "loadSettings();";
  html += "}";
  html += "function closeSettings() {";
  html += "document.getElementById('settingsModal').style.display = 'none';";
  html += "}";
  html += "function loadSettings() {";
  html += "fetch('/api/settings')";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "document.getElementById('minTemp').value = data.minTemp;";
  html += "document.getElementById('maxTemp').value = data.maxTemp;";
  html += "}";
  html += "})";
  html += ".catch(error => console.error('加载设置失败:', error));";
  html += "}";
  html += "function setDateTime() {";
  html += "const year = parseInt(document.getElementById('setYear').value);";
  html += "const month = parseInt(document.getElementById('setMonth').value);";
  html += "const day = parseInt(document.getElementById('setDay').value);";
  html += "const hour = parseInt(document.getElementById('setHour').value);";
  html += "const minute = parseInt(document.getElementById('setMinute').value);";
  html += "const second = parseInt(document.getElementById('setSecond').value);";
  html += "if (!year || !month || !day || isNaN(hour) || isNaN(minute) || isNaN(second)) {";
  html += "showStatus('请填写完整的日期时间', 'error');";
  html += "return;";
  html += "}";
  html += "fetch('/api/time', { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ year, month, day, hour, minute, second }) })";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "showStatus('时间设置成功', 'success');";
  html += "updateTime();";
  html += "} else {";
  html += "showStatus('时间设置失败: ' + (data.message || '未知错误'), 'error');";
  html += "}";
  html += "})";
  html += ".catch(error => { showStatus('时间设置失败: 网络错误', 'error'); });";
  html += "}";
  html += "function setTemperature() {";
  html += "const minTemp = parseFloat(document.getElementById('minTemp').value);";
  html += "const maxTemp = parseFloat(document.getElementById('maxTemp').value);";
  html += "if (isNaN(minTemp) || isNaN(maxTemp)) {";
  html += "showStatus('请输入有效的温度值', 'error');";
  html += "return;";
  html += "}";
  html += "if (minTemp >= maxTemp) {";
  html += "showStatus('最低温度必须小于最高温度', 'error');";
  html += "return;";
  html += "}";
  html += "fetch('/api/settings', { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ minTemp, maxTemp }) })";
  html += ".then(response => response.json())";
  html += ".then(data => {";
  html += "if (data.success) {";
  html += "showStatus('温度设置成功', 'success');";
  html += "} else {";
  html += "showStatus('温度设置失败: ' + (data.message || '未知错误'), 'error');";
  html += "}";
  html += "})";
  html += ".catch(error => { showStatus('温度设置失败: 网络错误', 'error'); });";
  html += "}";
  html += "document.addEventListener('DOMContentLoaded', function() {";
  html += "updateTime();";
  html += "loadCustomButtons();";
  html += "setInterval(updateTime, 1000);";
  html += "});";
  html += "window.onclick = function(event) {";
  html += "const modal = document.getElementById('settingsModal');";
  html += "if (event.target == modal) {";
  html += "closeSettings();";
  html += "}";
  html += "}";
  html += "</script>";
  html += "</body>";
  html += "</html>";
  
  server.send(200, "text/html", html);
}

// 获取时间
void handleGetTime() {
  RtcDateTime currentTime = getRTCTime();
  
  DynamicJsonDocument doc(200);
  doc["success"] = true;
  doc["year"] = currentTime.Year();
  doc["month"] = currentTime.Month();
  doc["day"] = currentTime.Day();
  doc["hour"] = currentTime.Hour();
  doc["minute"] = currentTime.Minute();
  doc["second"] = currentTime.Second();
  
  String response;
  serializeJson(doc, response);
  server.send(200, "application/json", response);
}

// 设置时间
void handleSetTime() {
  if (!server.hasArg("plain")) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"缺少请求数据\"}");
    return;
  }
  
  DynamicJsonDocument doc(200);
  deserializeJson(doc, server.arg("plain"));
  
  int year = doc["year"];
  int month = doc["month"];
  int day = doc["day"];
  int hour = doc["hour"];
  int minute = doc["minute"];
  int second = doc["second"];
  
  setRTCTime(year, month, day, hour, minute, second);
  
  server.send(200, "application/json", "{\"success\":true}");
}

// 获取按钮列表
void handleGetButtons() {
  DynamicJsonDocument doc(1024);
  doc["success"] = true;
  
  JsonArray buttons = doc.createNestedArray("buttons");
  
  for (int i = 0; i < customButtonCount; i++) {
    if (customButtons[i].isValid) {
      JsonObject button = buttons.createNestedObject();
      button["name"] = customButtons[i].name;
    }
  }
  
  String response;
  serializeJson(doc, response);
  server.send(200, "application/json", response);
}

// 添加按钮
void handleAddButton() {
  if (!server.hasArg("plain")) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"缺少请求数据\"}");
    return;
  }
  
  DynamicJsonDocument doc(200);
  deserializeJson(doc, server.arg("plain"));
  
  String name = doc["name"];
  
  if (name.length() == 0) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"按钮名称不能为空\"}");
    return;
  }
  
  if (customButtonCount >= 10) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"自定义按钮数量已达上限\"}");
    return;
  }
  
  // 检查是否已存在同名按钮
  for (int i = 0; i < customButtonCount; i++) {
    if (customButtons[i].isValid && customButtons[i].name == name) {
      server.send(400, "application/json", "{\"success\":false,\"message\":\"按钮名称已存在\"}");
      return;
    }
  }
  
  // 添加新按钮
  customButtons[customButtonCount].name = name;
  customButtons[customButtonCount].irData = "";
  customButtons[customButtonCount].isValid = true;
  customButtonCount++;
  
  saveCustomButtons();
  
  server.send(200, "application/json", "{\"success\":true}");
}

// 删除按钮
void handleDeleteButton() {
  String name = server.arg("name");
  
  if (name.length() == 0) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"缺少按钮名称\"}");
    return;
  }
  
  // 查找并删除按钮
  bool found = false;
  for (int i = 0; i < customButtonCount; i++) {
    if (customButtons[i].isValid && customButtons[i].name == name) {
      // 删除对应的红外数据
      prefs.remove(("ir_" + name).c_str());
      
      // 移动数组元素
      for (int j = i; j < customButtonCount - 1; j++) {
        customButtons[j] = customButtons[j + 1];
      }
      customButtonCount--;
      found = true;
      break;
    }
  }
  
  if (found) {
    saveCustomButtons();
    server.send(200, "application/json", "{\"success\":true}");
  } else {
    server.send(404, "application/json", "{\"success\":false,\"message\":\"按钮不存在\"}");
  }
}

// 开始录入红外信号
void handleStartRecord() {
  if (!server.hasArg("plain")) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"缺少请求数据\"}");
    return;
  }
  
  DynamicJsonDocument doc(200);
  deserializeJson(doc, server.arg("plain"));
  
  String buttonName = doc["button"];
  
  if (buttonName.length() == 0) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"按钮名称不能为空\"}");
    return;
  }
  
  Serial.println("开始录入红外信号: " + buttonName);
  
  // 等待红外信号
  unsigned long startTime = millis();
  while (!checkIRSignalStart() && (millis() - startTime) < 10000) {
    delay(10);
  }
  
  if (millis() - startTime >= 10000) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"录入超时，未检测到红外信号\"}");
    return;
  }
  
  // 接收红外信号
  IRSignal signal = receiveIRSignal();
  
  if (signal.isValid) {
    // 将信号转换为字符串并保存
    String irDataStr = irSignalToString(signal);
    prefs.putString(("ir_" + buttonName).c_str(), irDataStr);
    
    Serial.println("红外信号录入成功: " + buttonName);
    Serial.println("mark数量: " + String(signal.markCount) + ", space数量: " + String(signal.spaceCount));
    
    freeIRSignal(signal);
    server.send(200, "application/json", "{\"success\":true}");
  } else {
    Serial.println("红外信号录入失败: " + buttonName);
    server.send(400, "application/json", "{\"success\":false,\"message\":\"红外信号接收失败\"}");
  }
}

// 发送红外信号
void handleSendIR() {
  if (!server.hasArg("plain")) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"缺少请求数据\"}");
    return;
  }
  
  DynamicJsonDocument doc(26700);
  deserializeJson(doc, server.arg("plain"));
  
  String buttonName = doc["button"];
  
  if (buttonName.length() == 0) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"按钮名称不能为空\"}");
    return;
  }
  
  sendStoredIRSignal(buttonName);
  server.send(200, "application/json", "{\"success\":true}");
}

// 获取设置
void handleGetSettings() {
  float minTemp = prefs.getFloat("min_temp", 22.0);
  float maxTemp = prefs.getFloat("max_temp", 26.0);
  
  DynamicJsonDocument doc(200);
  doc["success"] = true;
  doc["minTemp"] = minTemp;
  doc["maxTemp"] = maxTemp;
  
  String response;
  serializeJson(doc, response);
  server.send(200, "application/json", response);
}

// 设置温度范围
void handleSetSettings() {
  if (!server.hasArg("plain")) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"缺少请求数据\"}");
    return;
  }
  
  DynamicJsonDocument doc(200);
  deserializeJson(doc, server.arg("plain"));
  
  float minTemp = doc["minTemp"];
  float maxTemp = doc["maxTemp"];
  
  if (minTemp >= maxTemp) {
    server.send(400, "application/json", "{\"success\":false,\"message\":\"最低温度必须小于最高温度\"}");
    return;
  }
  
  prefs.putFloat("min_temp", minTemp);
  prefs.putFloat("max_temp", maxTemp);
  
  server.send(200, "application/json", "{\"success\":true}");
}

// 404处理
void handleNotFound() {
  server.send(404, "text/plain", "页面未找到");
}