import React, { useState, useEffect } from 'react';
import {
  Card,
  Form,
  Input,
  Select,
  Button,
  Table,
  Space,
  Tag,
  DatePicker,
  TablePaginationConfig,
  Modal,
  Row,
  Col,
  Tooltip,
  message,
} from 'antd';
import {
  SearchOutlined,
  DeleteOutlined,
  EyeOutlined,
  PlusOutlined,
} from '@ant-design/icons';
import { TaskStatus, TaskStatusText, TaskStatusColor, TaskType, TaskTypeText } from '@/dicts/supplierTaskDict';
import moment from 'moment';
import styles from './supplierEvaluateResult.less';
import { history } from 'umi';

const { Option } = Select;
const { RangePicker } = DatePicker;

// 删除本地接口定义，使用全局定义

const SupplierEvaluateResult: React.FC = () => {
  const [loading, setLoading] = useState<boolean>(false);
  const [form] = Form.useForm();
  const [resultData, setResultData] = useState<SupplierEvaluate.EvaluateResultRecord[]>([]);
  const [pagination, setPagination] = useState<TablePaginationConfig>({
    current: 1,
    pageSize: 10,
    total: 0,
    showSizeChanger: true,
    showQuickJumper: true,
    showTotal: (total) => `共 ${total} 条记录`,
  });
  const [searchParams, setSearchParams] = useState<SupplierEvaluate.EvaluateResultSearchParams>({});

  // 品类数据
  const categoryOptions = [
    { label: '食品', value: '食品' },
    { label: '电子', value: '电子' },
    { label: '机械', value: '机械' },
    { label: '化工', value: '化工' },
    { label: '医药', value: '医药' },
  ];

  // 创建单位数据
  const unitOptions = [
    { label: '中山市合创展包装材料有限公司', value: '中山市合创展包装材料有限公司' },
    { label: '广州市科技发展有限公司', value: '广州市科技发展有限公司' },
    { label: '深圳市创新科技有限公司', value: '深圳市创新科技有限公司' },
    { label: '东莞市制造业有限公司', value: '东莞市制造业有限公司' },
  ];

  // 模拟获取评价结果列表
  const fetchResultList = async (
    current = 1,
    pageSize = 10,
    params: SupplierEvaluate.EvaluateResultSearchParams = searchParams,
  ) => {
    // 更新搜索参数状态
    if (params !== searchParams) {
      setSearchParams(params);
    }

    setLoading(true);
    try {
      // 模拟API请求
      setTimeout(() => {
        // 模拟数据
        const mockData: SupplierEvaluate.EvaluateResultRecord[] = Array.from({ length: 35 }).map((_, index) => {
          const id = `${index + 1}`;
          const status = Object.values(TaskStatus)[Math.floor(Math.random() * 3)];
          const taskType = Math.random() > 0.5 ? TaskType.REGULAR : TaskType.SPECIAL;

          // 随机选择单位和品类
          const unitIndex = Math.floor(Math.random() * unitOptions.length);
          const categoryIndex = Math.floor(Math.random() * categoryOptions.length);

          // 随机生成日期
          const startDate = moment().subtract(Math.floor(Math.random() * 60), 'days');
          const endDate = moment(startDate).add(Math.floor(Math.random() * 30) + 15, 'days');

          return {
            id,
            key: id,
            evaluateTitle: `${TaskTypeText[taskType]}任务${index + 1}`,
            evaluateCategory: categoryOptions[categoryIndex].value,
            initiatingUnit: unitOptions[unitIndex].value,
            startTime: startDate.format('YYYY-MM-DD'),
            endTime: endDate.format('YYYY-MM-DD'),
            status,
            createTime: moment().subtract(Math.floor(Math.random() * 90), 'days').format('YYYY-MM-DD HH:mm:ss'),
          };
        });

        // 根据搜索条件过滤
        let filteredData = [...mockData];
        if (params.evaluateTitle) {
          filteredData = filteredData.filter(item =>
            item.evaluateTitle.includes(params.evaluateTitle || '')
          );
        }
        if (params.status) {
          filteredData = filteredData.filter(item =>
            item.status === params.status
          );
        }
        if (params.timeRange && params.timeRange.length === 2) {
          const start = moment(params.timeRange[0]);
          const end = moment(params.timeRange[1]);
          filteredData = filteredData.filter(item => {
            const itemStart = moment(item.startTime);
            return itemStart.isBetween(start, end, null, '[]');
          });
        }

        // 分页
        const startIndex = (current - 1) * pageSize;
        const endIndex = startIndex + pageSize;
        const paginatedData = filteredData.slice(startIndex, endIndex);

        setResultData(paginatedData);
        setPagination({
          ...pagination,
          current,
          pageSize,
          total: filteredData.length,
        });

        setLoading(false);
      }, 500);
    } catch (error) {
      console.error('获取评价结果列表失败:', error);
      message.error('获取评价结果列表失败');
      setLoading(false);
    }
  };

  // 首次加载获取数据
  useEffect(() => {
    fetchResultList(pagination.current, pagination.pageSize, {});
  }, []);

  // 处理表格分页变化
  const handleTableChange = (newPagination: TablePaginationConfig) => {
    fetchResultList(newPagination.current, newPagination.pageSize, searchParams);
  };

  // 处理搜索
  const handleSearch = (values: any) => {
    const { timeRange, ...rest } = values;
    const params: SupplierEvaluate.EvaluateResultSearchParams = { ...rest };

    if (timeRange && timeRange.length === 2) {
      params.timeRange = [timeRange[0].format('YYYY-MM-DD'), timeRange[1].format('YYYY-MM-DD')];
    }

    fetchResultList(1, pagination.pageSize, params);
  };

  // 处理重置
  const handleReset = () => {
    form.resetFields();
    fetchResultList(1, pagination.pageSize, {});
  };

  // 查看详情 - 修改为跳转到详情页
  const handleViewDetail = (record: SupplierEvaluate.EvaluateResultRecord) => {
    history.push({
      pathname: 'supplierEvaluateResultInfo',
      state: { record }
    });
  };

  // 获取状态标签
  const getStatusTag = (status: string) => {
    const color = TaskStatusColor[status as keyof typeof TaskStatusColor] || 'default';
    const text = TaskStatusText[status as keyof typeof TaskStatusText] || '未知状态';
    return <Tag color={color}>{text}</Tag>;
  };

  const columns = [
    {
      title: '序号',
      render: (_: any, __: SupplierEvaluate.EvaluateResultRecord, index: number) =>
        (pagination.current! - 1) * pagination.pageSize! + index + 1,
      width: 80,
    },
    {
      title: '评价主题',
      dataIndex: 'evaluateTitle',
      key: 'evaluateTitle',
      width: 200,
      ellipsis: {
        showTitle: false,
      },
      render: (evaluateTitle: string) => (
        <Tooltip placement="topLeft" title={evaluateTitle}>
          {evaluateTitle}
        </Tooltip>
      ),
    },
    {
      title: '评价品类',
      dataIndex: 'evaluateCategory',
      key: 'evaluateCategory',
      width: 120,
    },
    {
      title: '发起单位',
      dataIndex: 'initiatingUnit',
      key: 'initiatingUnit',
      width: 200,
      ellipsis: {
        showTitle: false,
      },
      render: (text: string) => (
        <Tooltip placement="topLeft" title={text}>
          {text}
        </Tooltip>
      ),
    },
    {
      title: '评价开始时间',
      dataIndex: 'startTime',
      key: 'startTime',
      width: 120,
    },
    {
      title: '评价结束时间',
      dataIndex: 'endTime',
      key: 'endTime',
      width: 120,
    },
    {
      title: '评价状态',
      dataIndex: 'status',
      key: 'status',
      width: 100,
      render: (status: string) => getStatusTag(status),
    },
    {
      title: '操作',
      key: 'action',
      width: 100,
      align: 'center' as const,
      render: (_: unknown, record: SupplierEvaluate.EvaluateResultRecord) => (
        <Button type="link" onClick={() => handleViewDetail(record)}>
          查看
        </Button>
      ),
    },
  ];

  return (
    <div className="common-container">
      <div className="filter-action-row">
        <Form
          form={form}
          layout="inline"
          onFinish={handleSearch}
          className="filter-form"
        >
          <Form.Item name="evaluateTitle" label="评价主题">
            <Input placeholder="请输入评价主题" allowClear />
          </Form.Item>
          <Form.Item name="timeRange" label="评价时间">
            <RangePicker
              placeholder={['开始日期', '结束日期']}
              format="YYYY-MM-DD"
            />
          </Form.Item>
          <Form.Item name="status" label="评价状态">
            <Select placeholder="请选择状态" allowClear style={{ width: 150 }}>
              <Option value={TaskStatus.DRAFT}>{TaskStatusText[TaskStatus.DRAFT]}</Option>
              <Option value={TaskStatus.PROCESSING}>{TaskStatusText[TaskStatus.PROCESSING]}</Option>
              <Option value={TaskStatus.COMPLETED}>{TaskStatusText[TaskStatus.COMPLETED]}</Option>
            </Select>
          </Form.Item>
          <Form.Item className="filter-btns">
            <Button type="primary" icon={<SearchOutlined />} onClick={() => form.submit()}>
              搜索
            </Button>
            <Button
              type="primary"
              danger
              icon={<DeleteOutlined />}
              onClick={handleReset}
            >
              重置
            </Button>
          </Form.Item>
        </Form>
      </div>

      <div className="content-area">
        <Table
          columns={columns}
          dataSource={resultData}
          pagination={pagination}
          loading={loading}
          onChange={handleTableChange}
          scroll={{ x: 1100 }}
        />
      </div>
    </div>
  );
};

export default SupplierEvaluateResult;