import { useEffect, useRef } from "react";
import dayjs from "dayjs";
import { useStartupCheck } from "@/hooks/useStartupCheck";
import { usePreventDefault } from "@/hooks/usePreventDefaultEventListener";
import { useGlobalShortcut } from "@/hooks/useGlobalShortcut";
import { useRecreateTheCircuit } from "@/hooks/useRecreateTheCircuit";
import { useCoreConfig } from "@/hooks/useCoreConfig";
import { useDispatch } from "react-redux";
import {
  setMaliciousNodeList,
  setNodeDownList,
  setWeb3List,
  setWeb3List2,
} from "@/store/web3Slice";
import type { AppDispatch } from "@/store";
import eventBus, { eventTypes } from "@/utils/eventBus";
import { WebSocketClient } from "@/utils/webSocketClientV2";
import { blockChainApi } from "@/api/block";
import { getRandomCountryKey } from "@/data";
import Titlebar from "@/components/Titlebar";
import Layout from "@/layout";
import Tray from "@/components/Tray";

function App() {
  // 执行启动自检
  useStartupCheck();
  // 阻止默认事件
  usePreventDefault();
  // 注册全局快捷方式
  useGlobalShortcut();
  // 当核心启动时重新创建电路
  useRecreateTheCircuit();
  // 读取配置，若文件不存在则持久化到本地 `%APPDATA%/com.paw.paw-gui`
  const { loadCoreConfig } = useCoreConfig();
  loadCoreConfig();

  const dispatch = useDispatch<AppDispatch>();
  const eventsWsRef = useRef<WebSocketClient | null>(null);
  const blockchainTimerRef = useRef<NodeJS.Timeout | null>(null);
  const wsInitializedRef = useRef<boolean>(false);

  // 处理 WebSocket 消息
  const handleWebSocketMessage = (msg: any) => {
    try {
      const msgData = msg ? JSON.parse(msg.data) : {};
      console.log("Received WebSocket message:", msgData);

      if (msgData?.code === 0) {
        switch (msgData.event) {
          case eventTypes.NODE_UP:
            console.log("节点上线");
            break;

          case eventTypes.NODE_DOWN:
            // 添加下线节点到store 里面
            if (msgData.data.name) {
              // 获取一个随机的国家code
              const countryCode = getRandomCountryKey();
              dispatch(
                setNodeDownList({
                  name: msgData.data.name,
                  code: countryCode,
                })
              );
            }
            console.log("节点下线");
            break;

          case eventTypes.MALICIOUS_NODE:
            // 添加恶意节点到store 里面
            if (msgData.data.name) {
              // 获取一个随机的国家code
              const countryCode = getRandomCountryKey();
              dispatch(
                setMaliciousNodeList({
                  name: msgData.data.name,
                  code: countryCode,
                })
              );
            }
            console.log("检测到恶意节点");
            break;

          case eventTypes.NODE_INIT_COMPLATE:
            if (eventsWsRef.current?.isWebSocketConnected()) {
              eventsWsRef.current.sendMessage(
                JSON.stringify({
                  ...msgData,
                  event: eventTypes.NODE_ADD,
                })
              );
              console.log("节点预配置完成:", {
                ...msgData,
                event: eventTypes.NODE_ADD,
              });
            }
            break;

          case eventTypes.NODE_REMOVE:
            console.log("节点清除");
            break;

          case eventTypes.NODE_ADD:
            console.log("添加节点");
            break;

          default:
            break;
        }
      }
    } catch (error) {
      console.error("Error processing WebSocket message:", error);
    }
  };

  // 初始化 WebSocket 连接
  const initWebSocket = async () => {
    if (eventsWsRef.current) return;

    console.log("Initializing WebSocket connection...");

    eventsWsRef.current = new WebSocketClient(
      "ws://47.82.97.10:8080/events",
      {},
      {
        autoReconnect: true,
        maxReconnectAttempts: 10,
        reconnectDelay: 2000,
      }
    );

    const connected = await eventsWsRef.current.connect();

    if (connected) {
      console.log("WebSocket connected successfully");
      eventsWsRef.current.addListener(handleWebSocketMessage);
      wsInitializedRef.current = true;
    } else {
      console.error("Failed to establish WebSocket connection");
    }
  };

  // 设置事件总线监听器
  const setupEventBusListeners = () => {
    console.log("执行了没")
    // 添加节点
    eventBus.on(eventTypes.NODE_ADD, (data: any) => {
      console.log("添加节点", data);

      if (eventsWsRef.current?.isWebSocketConnected()) {
        const timestamp = dayjs().unix();
        const params = {
          code: 0,
          event: eventTypes.NODE_ADD,
          data: data,
          timestamp,
        };
        eventsWsRef.current.sendMessage(JSON.stringify(params));
      } else {
        console.warn("WebSocket not connected, can't send NODE_ADD message");
      }
    });

    // 节点预配置事件
    eventBus.on(eventTypes.NODE_INIT, (data: any) => {
      console.log("节点预配置", data);

      if (eventsWsRef.current?.isWebSocketConnected()) {
        const timestamp = dayjs().unix();
        const params = {
          code: 0,
          event: "node_init",
          data: {},
          timestamp: timestamp,
        };
        eventsWsRef.current.sendMessage(JSON.stringify(params));
      } else {
        console.warn("WebSocket not connected, can't send NODE_INIT message");
      }
    });

    // 节点清除事件
    eventBus.on(eventTypes.NODE_REMOVE, (data: any) => {
      console.log("节点清除", data);

      if (eventsWsRef.current?.isWebSocketConnected()) {
        const timestamp = dayjs().unix();
        const params = {
          code: 0,
          event: eventTypes.NODE_REMOVE,
          data: {
            name: data,
          },
          timestamp,
        };
        eventsWsRef.current.sendMessage(JSON.stringify(params));
      } else {
        console.warn("WebSocket not connected, can't send NODE_REMOVE message");
      }
    });
  };

  // 清理事件总线监听器
  const cleanupEventBusListeners = () => {
    eventBus.off(eventTypes.NODE_INIT);
    eventBus.off(eventTypes.NODE_REMOVE);
  };

  // 启动区块链数据轮询
  const startBlockchainPolling = () => {
    // 立即执行一次
    fetchBlockchainData();

    // 设置定时器定期获取数据
    blockchainTimerRef.current = setInterval(fetchBlockchainData, 5000);
  };

  // 获取区块链数据
  const fetchBlockchainData = async () => {
    try {
      const blockRes = await blockChainApi.getLatestBlock();
      const height = blockRes.data.block.last_commit.height;

      const txsRes = await blockChainApi.getTxsByBlock(height);
      const timer = txsRes.data.block.header.time;
      const txs = txsRes.data.txs;

      const balance = txs.reduce((acc: number, item: any) => {
        const blance =
          item.auth_info.fee.gas_limit *
          Number(blockChainApi.blockConfig.minimum_gas_price);
        return acc + blance;
      }, 0);

      const item = {
        height: height,
        txs: txs,
        timerstamp: dayjs(timer).format("HH:mm:ss"),
        balance,
        balanceToFixed: Number(balance).toFixed(3),
      };

      dispatch(setWeb3List(item));
    } catch (error) {
      console.error("Error fetching blockchain data:", error);
    }
  };

  // 初始化所有服务
  const initializeServices = async () => {
    // 初始化示例数据
    dispatch(
      setWeb3List2([
        {
          id: "6",
          name: "Cardano Wallet",
          payType: "ADA",
          status: "active",
          createdAt: 1737436420,
          upDatedAt: 5,
          balance: "65",
          address:
            "addr1qxck6ztj8lrxd0j2jz8f7tznzfu9wqv9qrplrh3r9eq8g9n0n3anjy2a4x54kd2sort3qvnc7mct82krlnpnxvl7v3sxmrv3f",
          privateKey:
            "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi",
          publicKey:
            "addr1qxck6ztj8lrxd0j2jz8f7tznzfu9wqv9qrplrh3r9eq8g9n0n3anjy2a4x54kd2sort3qvnc7mct82krlnpnxvl7v3sxmrv3f",
          numberTransactions: "35",
          transactions: 1,
          txs: [],
          height: 1204,
          timerstamp: dayjs().format("HH:mm:ss"),
          balanceToFixed: 0,
        },
      ])
    );

    // 初始化 WebSocket
    await initWebSocket();

    // 设置事件总线
    setupEventBusListeners();

    // 启动区块链数据轮询
    startBlockchainPolling();
  };

  // 清理所有资源
  const cleanupServices = () => {
    // 清理区块链数据轮询
    if (blockchainTimerRef.current) {
      clearInterval(blockchainTimerRef.current);
      blockchainTimerRef.current = null;
    }

    // 清理事件总线
    cleanupEventBusListeners();

    // 关闭 WebSocket 连接
    if (eventsWsRef.current) {
      eventsWsRef.current.disconnect();
      eventsWsRef.current = null;
    }

    wsInitializedRef.current = false;
  };

  useEffect(() => {
    // 延迟初始化以确保组件完全挂载
    const initTimer = setTimeout(() => {
      initializeServices();
    }, 1000);

    // 组件卸载时清理资源
    return () => {
      clearTimeout(initTimer);
      cleanupServices();
      console.log("App component unmounted, all services cleaned up");
    };
  }, []);

  return (
    <main>
      <Titlebar />
      <Layout />
      <Tray />
    </main>
  );
}

export default App;