import React, { useState, useEffect, useRef } from 'react';
import styles from './style/index.module.less';
import { Button, Input, Modal, Radio, Space, Select, Message } from '@arco-design/web-react';
import { IconSearch } from '@arco-design/web-react/icon';
import CollapseList from './collapseList';
import { startStatusConstant } from '@/const/isdp/componentDeploy';
import ConfigTutorial from '@/pages/componentDevelopment/componentEnv/configTutorial';
import { getComponentClassify } from '@/api/componentClassify';
import useWebSocket from '@/hooks/useWebSocket';
import { getToken } from '@/utils/auth';
import { isJSON } from '@/utils/common';

const ComponentDeployment = () => {
  const [searchKeyword, setSearchKeyword] = useState('');
  const [debouncedKeyword, setDebouncedKeyword] = useState('');
  const [selectedClassify, setSelectedClassify] = useState<string | undefined>(undefined);
  const [classifyOptions, setClassifyOptions] = useState<{ label: string; value: string }[]>([]);
  const [selectedStatus, setSelectedStatus] = useState<string | undefined>(undefined);
  const [tutorialVisible, setTutorialVisible] = useState(false);

  // 编译日志相关状态 - 按实例 ID 分组存储
  const [compileLogsMap, setCompileLogsMap] = useState<Record<string, string>>({});
  // 编译状态管理 - 按实例 ID 存储状态
  const [compileStatusMap, setCompileStatusMap] = useState<Record<string, 'idle' | 'running' | 'success' | 'failed' | 'canceled'>>({});
  const compileLogSequenceRef = useRef<Record<string, number>>({});
  const currentCompileIdRef = useRef<string | null>(null);

  // WebSocket 连接 - 用于接收编译日志
  const { connect: wsConnect, disconnect: wsDisconnect, sendMessage, isConnected } = useWebSocket({
    onMessage: (event) => {
      const id = currentCompileIdRef.current;
      if (!id) return;

      try {
        const currentSequence = (compileLogSequenceRef.current[id] || 0) + 1;
        compileLogSequenceRef.current[id] = currentSequence;

        if (isJSON(event.data)) {
          const parseData = JSON.parse(event.data);
          const message = parseData.message || parseData.line || event.data;
          const sequenceMessage = `${currentSequence}. ${message}`;
          setCompileLogsMap(prev => ({
            ...prev,
            [id]: prev[id] ? prev[id] + '\n' + sequenceMessage : sequenceMessage
          }));
        }
        else {
          const data = `${currentSequence}. ${event.data}`;
          setCompileLogsMap(prev => ({
            ...prev,
            [id]: prev[id] ? prev[id] + '\n' + data : data
          }));
        }
      } catch (error) {
        console.error('解析 WebSocket 消息失败:', error);
      }
    },
    onOpen: () => {
      console.log('编译日志 WebSocket 连接成功');
    },
    onError: (error) => {
      console.error('编译日志 WebSocket 错误:', error);
    },
    onClose: () => {
      console.log('编译日志 WebSocket 连接已关闭');
    }
  });

  // 页面挂载时连接 WebSocket
  useEffect(() => {
    const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
    const host = window.location.host;
    let wsUrl;

    if (window.location.host.includes('localhost')) {
      wsUrl = `${process.env.NEXT_PUBLIC_DEV_SOCKET_HOST}/ws/v1/bpms-workbench/instance-log?Authorization=Bearer ${getToken()}`;
    }
    else {
      wsUrl = `${protocol}//${host}/ws/v1/bpms-workbench/instance-log?Authorization=Bearer ${getToken()}`;
    }

    wsConnect(wsUrl);

    return () => {
      wsDisconnect();
    };
  }, []);

  useEffect(() => {
    const timer = setTimeout(() => setDebouncedKeyword(searchKeyword), 500);
    return () => clearTimeout(timer);
  }, [searchKeyword]);

  useEffect(() => {
    getComponentClassify('component').then((res: any) => {
      if (res.code === 200) {
        setClassifyOptions(res.data.map((item) => ({ label: item.classifyName, value: item.classifyName })));
      }
    });
  }, []);

  // 订阅实例编译日志
  const subscribeInstanceLog = (instanceId: string) => {
    currentCompileIdRef.current = instanceId;

    compileLogSequenceRef.current[instanceId] = 0;

    // 清空该实例之前的日志
    setCompileLogsMap(prev => ({
      ...prev,
      [instanceId]: ''
    }));

    // 设置编译状态为 running
    setCompileStatusMap(prev => ({
      ...prev,
      [instanceId]: 'running'
    }));

    if (isConnected) {
      sendMessage({
        instanceId,
        type: 'subscribe'
      });
    }
    else {
      Message.warning('WebSocket 未连接，无法实时接收日志');
    }
  };

  // 取消订阅实例编译日志
  const unsubscribeInstanceLog = (instanceId: string) => {
    if (isConnected && instanceId) {
      sendMessage({
        instanceId,
        type: 'unsubscribe'
      });
    }

    if (currentCompileIdRef.current === instanceId) {
      currentCompileIdRef.current = null;
    }
  };

  // 更新编译状态
  const updateCompileStatus = (instanceId: string, status: 'idle' | 'running' | 'success' | 'failed' | 'canceled') => {
    setCompileStatusMap(prev => ({
      ...prev,
      [instanceId]: status
    }));
  };

  // 状态选项配置
  const statusOptions = [
    { label: '全部', value: undefined },
    { label: '启用中', value: 'RUN' },
    { label: '已下架', value: 'STOP' }
  ];

  return (
    <>
      <div className={styles['component-deployment']}>
        <div className={styles['header']}>
          <Radio.Group
            value={selectedStatus}
            onChange={(value) => setSelectedStatus(value)}
            name="button-radio-group"
          >
            {statusOptions.map((item) => {
              return (
                <Radio key={item.label} value={item.value}>
                  {({ checked }) => {
                    return (
                      <Button tabIndex={-1} key={item.label} shape="round" type={checked ? 'primary' : 'default'}>
                        {item.label}
                      </Button>
                    );
                  }}
                </Radio>
              );
            })}
          </Radio.Group>

          <Space>
            <Select
              placeholder="组件分类"
              allowClear
              style={{ width: 160 }}
              value={selectedClassify}
              onChange={(value) => setSelectedClassify(value)}
              options={classifyOptions}
            />
            <Input
              prefix={<IconSearch />}
              placeholder={'搜索'}
              style={{ width: 236 }}
              value={searchKeyword}
              onChange={(value) => setSearchKeyword(value)}
              onPressEnter={() => {
                // 触发搜索
              }}
            />
            <Button
              type="primary"
              style={{ marginLeft: 5, borderRadius: 4 }}
              onClick={() => setTutorialVisible(true)}
            >
              实例指引
            </Button>
          </Space>
        </div>
        <div className={styles['content']}>
          <CollapseList
            searchKeyword={debouncedKeyword}
            runStatus={selectedStatus}
            componentClassify={selectedClassify}
            compileLogsMap={compileLogsMap}
            compileStatusMap={compileStatusMap}
            subscribeInstanceLog={subscribeInstanceLog}
            unsubscribeInstanceLog={unsubscribeInstanceLog}
            updateCompileStatus={updateCompileStatus}
            isWsConnected={isConnected}
          />
        </div>
      </div>

      <Modal
        title="组件实例教程"
        visible={tutorialVisible}
        onCancel={() => setTutorialVisible(false)}
        footer={null}
        style={{ top: 20, width: '100%' }}
      >
        <ConfigTutorial tutorialType="compInstance" />
      </Modal>
    </>
  );
};

export default ComponentDeployment;