<!-- @format -->

<template>
  <view class="main">
    <!-- 加载中 -->
    <h-loading :loading="loading"></h-loading>
    <!-- 自定义导航栏 -->
    <view class="header_fixed" :style="{ top: iSMT + 'px' }">
      <view class="header-content">
        <view class="header-left" @click="goBack">
          <text class="back-text">‹</text>
        </view>
        <view class="header-center">
          <text class="header-title">{{ marketTitle }}</text>
        </view>
        <view class="header-right">
          <image src="/static/marketSituation-image/search.png" class="header-icon" mode="aspectFit"></image>
          <text class="more-text">···</text>
        </view>
      </view>
      <!-- 表头 -->
      <view class="table-header">
        <view class="header-item name-column">
          <text class="header-text">名称</text>
        </view>
        <view class="header-item price-column" @click="sortByPrice">
          <text class="header-text">最新</text>
          <text class="sort-icon">{{ sortType === "price" ? (sortOrder === "asc" ? "↑" : "↓") : "↕" }}</text>
        </view>
        <view class="header-item change-column" @click="sortByChange">
          <text class="header-text">涨幅</text>
          <text class="sort-icon">{{ sortType === "change" ? (sortOrder === "asc" ? "↑" : "↓") : "↕" }}</text>
        </view>
      </view>
    </view>

    <!-- 内容区域 -->
    <scroll-view class="content" :style="{ top: contentTopPosition + 'px' }" scroll-y="true">
      <!-- 股票列表 -->
      <view class="stock-list">
        <view class="stock-row" v-for="(item, index) in sortedStockList" :key="item" @click="viewIndexDetail(item, index)">
          <view class="stock-cell name-column">
            <view class="stock-name">{{ item.stockName }}</view>
            <view class="stock-code">{{ item.stockCode }}</view>
          </view>
          <view class="stock-cell price-column">
            <text class="stock-price" :class="item.isRising ? 'rising' : 'falling'">
              {{ typeof item.currentPrice === "number" ? item.currentPrice.toFixed(2) : item.currentPrice }}
            </text>
          </view>
          <view class="stock-cell change-column">
            <text class="stock-change" :class="item.isRising ? 'rising' : 'falling'">
              {{ judgeSymbol(item.changePercent) }}
            </text>
          </view>
        </view>
      </view>

      <!-- 底部安全区域 -->
      <!-- <view class="bottom-safe-area"></view> -->
    </scroll-view>
  </view>

  <!-- 底部导航栏 -->
  <!-- <footerBar class="static-footer" :type="'marketSituation'"></footerBar> -->
</template>

<script setup>
import { ref, computed, onMounted, onUnmounted, nextTick, watch } from "vue";
import { onLoad, onShow, onHide } from "@dcloudio/uni-app";
import footerBar from "@/components/footerBar.vue";
import hLoading from "@/components/h-loading.vue";
import { getRegionalGroupListAPI } from "../../api/marketSituation/marketSituation.js";
import { useMarketSituationStore } from "../../stores/modules/marketSituation.js";
const marketSituationStore = useMarketSituationStore();
// 响应式数据
const iSMT = ref(0);
const contentHeight = ref(0);
const headerHeight = ref(80);
const marketTitle = ref();
const sortType = ref(""); // 排序类型：'price' 或 'change'
const sortOrder = ref("desc"); // 排序顺序：'asc' 或 'desc'
const loading = ref(false);
const regionalGroupArray = ref([]);

// 计算属性
const contentTopPosition = computed(() => {
  return iSMT.value + headerHeight.value;
});

const sortedStockList = computed(() => {
  console.log("计算sortedStockList，原始数据长度:", marketSituationStore.marketDetailCardData.length);
  let list = [...marketSituationStore.marketDetailCardData];

  if (sortType.value === "price") {
    list.sort((a, b) => {
      return sortOrder.value === "asc" ? a.price - b.price : b.price - a.price;
    });
  } else if (sortType.value === "change") {
    list.sort((a, b) => {
      const aChange = parseFloat(a.changePercent.replace(/[+%-]/g, ""));
      const bChange = parseFloat(b.changePercent.replace(/[+%-]/g, ""));
      return sortOrder.value === "asc" ? aChange - bChange : bChange - aChange;
    });
  }

  console.log("排序后数据长度:", list.length);
  return list;
});

const judgeSymbol = (num) => {
  return num[0] === "-" ? num : "+" + num;
};

const getRegionalGroupList = async () => {
  try {
    loading.value = true;
    const result = await getRegionalGroupListAPI({
      name: marketTitle.value,
    });
    regionalGroupArray.value = result.data;
    marketSituationStore.marketDetailCardData = result.data;
    loading.value = false;
  } catch (e) {
    console.error("获取区域分组列表失败:", e);
    loading.value = false;
  }
};

// 方法
const goBack = () => {
  uni.navigateBack();
};

// 方法：查看指数详情
const viewIndexDetail = (item, index) => {
  console.log("查看指数详情:", item.stockName);
  // 这里可以跳转到具体的指数详情页面
  uni.navigateTo({
    url: `/pages/marketSituation/marketCondition?stockInformation=${encodeURIComponent(JSON.stringify(item))}&index=${index}&from=marketDetail`,
  });
};

const sortByPrice = () => {
  if (sortType.value === "price") {
    sortOrder.value = sortOrder.value === "asc" ? "desc" : "asc";
  } else {
    sortType.value = "price";
    sortOrder.value = "desc";
  }
};

const sortByChange = () => {
  if (sortType.value === "change") {
    sortOrder.value = sortOrder.value === "asc" ? "desc" : "asc";
  } else {
    sortType.value = "change";
    sortOrder.value = "desc";
  }
};

// TCP相关响应式变量
import tcpConnection, { TCPConnection, TCP_CONFIG } from "@/api/tcpConnection.js";
const tcpConnected = ref(false);
const connectionListener = ref(null);
const messageListener = ref(null);
// 初始化TCP监听器
const initTcpListeners = () => {
  // 创建连接状态监听器并保存引用
  connectionListener.value = (status, result) => {
    tcpConnected.value = status === "connected";
    console.log("TCP连接状态变化:", status, tcpConnected.value);

    // 如果连接，发送获取批量数据
    if (status === "connected") {
      sendTcpMessage("batch_real_time");
    }
  };

  // 创建消息监听器并保存引用
  messageListener.value = (type, message, parsedArray) => {
    const messageObj = {
      type: type,
      content: message,
      parsedArray: parsedArray,
      timestamp: new Date().toLocaleTimeString(),
      direction: "received",
    };

    // 解析股票数据
    parseStockData(message);
  };

  // 注册监听器
  tcpConnection.onConnectionChange(connectionListener.value);
  tcpConnection.onMessage(messageListener.value);
};

// 连接TCP服务器
const connectTcp = () => {
  console.log("开始连接TCP服务器...");
  tcpConnection.connect();
};

// 断开TCP连接
const disconnectTcp = () => {
  console.log("断开TCP连接...");
  tcpConnection.disconnect();
  tcpConnected.value = false;
};

// 发送TCP消息
const sendTcpMessage = (command) => {
  let messageData;
  let messageDataArray = [];
  if (command == "batch_real_time") {
    messageDataArray = regionalGroupArray.value.map((item) => item.code);
  }
  console.log(messageDataArray);

  switch (command) {
    // 实时行情推送
    case "real_time":
      messageData = {
        command: "real_time",
        stock_code: "SH.000001",
      };
      break;
    // 初始化获取行情历史数据
    case "init_real_time":
      messageData = {
        command: "init_real_time",
        stock_code: "SH.000001",
      };
      break;
    case "stop_real_time":
      messageData = {
        command: "stop_real_time",
      };
      break;
    // 股票列表
    case "stock_list":
      messageData = {
        command: "stock_list",
      };
      break;
    case "batch_real_time":
      messageData = {
        command: "batch_real_time",
        stock_codes: messageDataArray,
      };
      break;
    case "help":
      messageData = {
        command: "help",
      };
      break;
  }
  if (!messageData) {
    return;
  } else {
    try {
      // 发送消息
      const success = tcpConnection.send(messageData);
      if (success) {
        console.log("home发送TCP消息:", messageData);
      }
    } catch (error) {
      console.error("发送TCP消息时出错:", error);
    }
  }
};

// 获取TCP连接状态
const getTcpStatus = () => {
  const status = tcpConnection.getConnectionStatus();
  uni.showModal({
    title: "TCP连接状态",
    content: `当前状态: ${status ? "已连接" : "未连接"}`,
    showCancel: false,
  });
};

let isMorePacket = {
  init_batch_real_time: false,
  batch_real_time: false,
};
let receivedMessage;

// 解析TCP股票数据
const parseStockData = (message) => {
  try {
    console.log("进入parseStockData, message类型:", typeof message);

    let parsedMessage;
    // 如果isMorePacket是true，说明正在接受分包数据，无条件接收
    // 如果message是字符串且以{开头，说明是JSON字符串，需要解析
    // 如果不属于以上两种情况，说明是普通字符串，不预解析
    if (message.includes("欢迎连接到股票数据服务器")) {
      console.log("服务器命令列表，不予处理");
      return;
    }
    if ((typeof message === "string" && message.includes("batch_data_start")) || isMorePacket.init_batch_real_time) {
      if (typeof message === "string" && message.includes("batch_data_start")) {
        console.log("开始接受分包数据");
        receivedMessage = "";
      } else {
        console.log("接收分包数据过程中");
      }
      isMorePacket.init_batch_real_time = true;
      receivedMessage += message;
      // 如果当前消息包含}，说明收到JSON字符串结尾，结束接收，开始解析
      if (receivedMessage.includes("batch_data_complete")) {
        console.log("接受分包数据结束");
        isMorePacket.init_batch_real_time = false;

        console.log("展示数据", receivedMessage);
        let startIndex = 0;
        let startCount = 0;
        let endIndex = receivedMessage.indexOf("batch_data_complete");
        for (let i = 0; i < receivedMessage.length; ++i) {
          if (receivedMessage[i] == "{") {
            startCount++;
            if (startCount == 2) {
              startIndex = i;
              break;
            }
          }
        }
        for (let i = receivedMessage.indexOf("batch_data_complete"); i >= 0; --i) {
          if (receivedMessage[i] == "}" || startIndex == endIndex) {
            endIndex = i;
            break;
          }
        }
        if (startIndex >= endIndex) {
          throw new Error("JSON字符串格式错误");
        }
        console.log("message", startIndex, endIndex, receivedMessage[endIndex], receivedMessage[startIndex]);
        parsedMessage = JSON.parse(receivedMessage.substring(startIndex, endIndex + 1));

        console.log("JSON解析成功，解析后类型:", typeof parsedMessage, parsedMessage);

        const stockDataArray = parsedMessage.data;
        marketSituationStore.marketDetailCardData = regionalGroupArray.value.map((item) => ({
          market: item.market,
          stockCode: item.code,
          stockName: item.name,
          id: item.id,
          currentPrice: stockDataArray[item.code][0].current_price.toFixed(2),
          changeAmount: (stockDataArray[item.code][0].current_price - stockDataArray[item.code][0].pre_close).toFixed(2),
          changePercent: ((100 * (stockDataArray[item.code][0].current_price - stockDataArray[item.code][0].pre_close)) / stockDataArray[item.code][0].pre_close).toFixed(2) + "%",
          isRising: stockDataArray[item.code][0].current_price - stockDataArray[item.code][0].pre_close >= 0,
        }));
      }
    } else if ((typeof message === "string" && message.includes('{"count')) || isMorePacket.batch_real_time) {
      if (typeof message === "string" && message.includes('{"count')) {
        console.log("开始接受分包数据");
        receivedMessage = "";
      } else {
        console.log("接收分包数据过程中");
      }
      isMorePacket.batch_real_time = true;
      receivedMessage += message;
      // 如果当前消息包含}，说明收到JSON字符串结尾，结束接收，开始解析
      if (receivedMessage.includes("batch_realtime_data")) {
        console.log("接受分包数据结束");
        isMorePacket.batch_real_time = false;

        console.log("展示数据", receivedMessage);
        let startIndex = 0;
        let endIndex = receivedMessage.length - 1;
        for (let i = 0; i < receivedMessage.length; ++i) {
          if (receivedMessage[i] == "{") {
            startIndex = i;
            break;
          }
        }
        for (let i = receivedMessage.length - 1; i >= 0; --i) {
          if (receivedMessage[i] == "}" || startIndex == endIndex) {
            endIndex = i;
            break;
          }
        }
        if (startIndex >= endIndex) {
          throw new Error("JSON字符串格式错误");
        }
        parsedMessage = JSON.parse(receivedMessage.substring(startIndex, endIndex + 1));

        console.log("JSON解析成功，解析后类型:", typeof parsedMessage, parsedMessage);
        const stockDataArray = parsedMessage.data;
        marketSituationStore.marketDetailCardData = regionalGroupArray.value.map((item) => ({
          market: item.market,
          stockCode: item.code,
          stockName: item.name,
          id: item.id,
          currentPrice: stockDataArray[item.code][0].current_price.toFixed(2),
          changeAmount: (stockDataArray[item.code][0].current_price - stockDataArray[item.code][0].pre_close).toFixed(2),
          changePercent: ((100 * (stockDataArray[item.code][0].current_price - stockDataArray[item.code][0].pre_close)) / stockDataArray[item.code][0].pre_close).toFixed(2) + "%",
          isRising: stockDataArray[item.code][0].current_price - stockDataArray[item.code][0].pre_close >= 0,
        }));
      }
    } else {
      // 没有通过JSON解析判断，说明不是需要的数据
      console.log("不是需要的数据，不做处理");
    }
  } catch (error) {
    console.error("解析TCP股票数据失败:", error.message);
    console.error("错误详情:", error);
  }
};

// 移除TCP监听器
const removeTcpListeners = () => {
  if (connectionListener.value) {
    tcpConnection.removeConnectionListener(connectionListener.value);
    connectionListener.value = null;
    console.log("已移除TCP连接状态监听器");
  }

  if (messageListener.value) {
    tcpConnection.removeMessageListener(messageListener.value);
    messageListener.value = null;
    console.log("已移除TCP消息监听器");
  }
};

const startTcp = () => {
  try {
    removeTcpListeners();
    disconnectTcp();
    initTcpListeners();
    connectTcp();
  } catch (error) {
    console.error("建立连接并设置监听出错:", error);
  }
};

onShow(async () => {
  console.log("显示页面");
  await getRegionalGroupList();
  initTcpListeners();
  await nextTick();
  // 开始连接
  startTcp();
});

onHide(() => {
  console.log("隐藏页面");
  sendTcpMessage("stop_real_time");
  removeTcpListeners();
  disconnectTcp();
});

// 页面加载时接收参数
onLoad(async (options) => {
  if (options && options.market) {
    marketTitle.value = options.market;
  }
});

onUnmounted(() => {
  sendTcpMessage("stop_real_time");
  removeTcpListeners();
  disconnectTcp();
});

onMounted(() => {
  // 获取状态栏高度
  iSMT.value = uni.getSystemInfoSync().statusBarHeight;
  // 动态计算header实际高度
  uni
    .createSelectorQuery()
    .select(".header_fixed")
    .boundingClientRect((rect) => {
      if (rect) {
        headerHeight.value = rect.height;
        console.log("Header实际高度:", headerHeight.value, "px");
      }
    })
    .exec();
});

// 监听headerHeight变化，重新计算contentHeight
watch(headerHeight, (newHeight) => {
  if (newHeight > 0) {
    const systemInfo = uni.getSystemInfoSync();
    const windowHeight = systemInfo.windowHeight;
    const statusBarHeight = systemInfo.statusBarHeight || 0;
    const footerHeight = 100;

    contentHeight.value = windowHeight - statusBarHeight - newHeight - footerHeight;
    console.log("重新计算contentHeight:", contentHeight.value);
  }
});
</script>

<style scoped>
.main {
  width: 100%;
  height: 100vh;
  background-color: #f5f5f5;
  position: relative;
}

/* 自定义导航栏 */
.header_fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: #ffffff;
  border-bottom: 1px solid #f0f0f0;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 44px;
  padding: 0 15px;
}

.header-left,
.header-right {
  width: 60px;
  display: flex;
  align-items: center;
}

.header-left {
  justify-content: flex-start;
}

.header-right {
  justify-content: flex-end;
  gap: 10px;
}

.back-text {
  font-size: 24px;
  color: #333333;
  font-weight: 500;
  line-height: 1;
}

.header-center {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-title {
  font-size: 18px;
  font-weight: 600;
  color: #333333;
}

.header-icon {
  width: 20px;
  height: 20px;
}

.more-text {
  font-size: 20px;
  color: #666666;
  font-weight: bold;
}

/* 内容区域 */
.content {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ffffff;
}

/* 表头样式 */
.table-header {
  display: flex;
  padding: 12px 15px;
  background-color: #f8f9fa;
  border-bottom: 1px solid #e9ecef;
}

.header-item {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.header-item.name-column {
  flex: 2;
  justify-content: flex-start;
}

.header-item.price-column,
.header-item.change-column {
  flex: 1;
  justify-content: center;
}

.header-text {
  font-size: 14px;
  color: #666666;
  font-weight: 500;
}

.sort-icon {
  margin-left: 4px;
  font-size: 12px;
  color: #999999;
}

/* 股票列表 */
.stock-list {
  background-color: #ffffff;
}

.stock-row {
  display: flex;
  align-items: center;
  padding: 12px 15px;
  border-bottom: 1px solid #f5f5f5;
}

.stock-row:active {
  background-color: #f8f8f8;
}

.stock-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stock-cell.name-column {
  flex: 2;
  align-items: flex-start;
}

.stock-cell.price-column,
.stock-cell.change-column {
  flex: 1;
  align-items: center;
}

.stock-name {
  font-size: 15px;
  color: #333333;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 2px;
}

.stock-code {
  font-size: 11px;
  color: #999999;
  line-height: 1.2;
}

.stock-price {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
}

.stock-change {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.2;
}

.rising {
  color: #00c851;
}

.falling {
  color: #ff4444;
}

/* 底部安全区域 */
/* .bottom-safe-area {
	height: 20px;
} */

/* 底部导航栏 */
/* .static-footer {
	position: fixed;
	bottom: 0;
	left: 0;
	right: 0;
	z-index: 1000;
} */
</style>
