import React, { useEffect, useState, useRef, useMemo, memo } from 'react';
import {
  Modal,
  Input,
  Select,
  List,
  Row,
  Col,
  Table,
  message,
  Steps,
  Space,
  Button,
  Popover,
  Cascader,
  AutoComplete,
  Spin,
} from 'antd';
import Flow from '@/components/Flow/index';
import { connect } from 'dva';
import { GetTokenFromUrl, getToken } from '@/utils/utils';
import { MODELS, useXFlowApp, useModelAsync } from '@antv/xflow';
import { CheckOutlined } from '@ant-design/icons';
import {
  queryDelPurchaseExcel,
  queryDingInstanceDetail,
  queryRecordSheet,
  queryTrySeal,
  queryVserionByNode,
} from '@/services/boom';
import { async } from '@antv/x6/lib/registry/marker/async';
import VersionModal from './VersionModal';

const { Option } = Select;
const { Step } = Steps;

const { TextArea } = Input;
const localData = JSON.parse(localStorage.ggDetaiData || '{}');
const PAGE_SIZE = 8;
let controller = new AbortController();

// 提交
function FlowModal(props) {
  let token = getToken();
  const SELECT_TYPE = {
    NAME: '0',
    TYPE: '1',
    CREATOR: '2',
  };
  const {
    visible,
    version,
    onClose,
    onChangeVersion,
    form,
    loading,
    flowDetail,
    dispatch,
    isOut,
    onCommit,
    commitLoading,
    currentUser,
    typeOptions,
    userList,
    versionList,
    templateId,
  } = props;
  const [data, setData] = useState([]);
  const [showData, setShowData] = useState([]);
  const [nodeLoading, setNodeLoading] = useState(false);
  const [pageSize, setPageSize] = useState(PAGE_SIZE);
  const [stepsData, setStepsData] = useState([]);
  const [versionVisible, setVersionVisible] = useState(false);
  const [selectType, setSelectType] = useState(SELECT_TYPE.NAME);
  const [inputValue, setInputValue] = useState('');

  const [sealLoading, setSealLoading] = useState(false);
  // const [currentTempNodeId, setCurrentTempNodeId] = useState();
  const currentTempNodeId = useRef();

  const graphData = useMemo(() => {
    if (!flowDetail) return;
    let nodes = flowDetail.nodes?.map(item => ({
      ...item,
      isCheck: item.Id == version.template_node_id,
    }));
    return {
      nodes,
      edges: flowDetail.edges,
    };
  }, [flowDetail, version.template_node_id]);

  useEffect(() => {
    if (!visible) updateSteps([]);
  }, [visible, version]);

  useEffect(() => {
    if (stepsData.length <= 0) {
      setPageSize(PAGE_SIZE);
    } else {
      setPageSize(PAGE_SIZE - stepsData.length);
    }
  }, [stepsData]);

  const handleSelectNode = args => {
    const id = args.nodeId || args.nodeIds[0];
    if (!id) return;
    let node = graphData.nodes.find(item => item.id == id);
    initData(node.Id);
  };

  const onDelVersion = data => {
    Modal.confirm({
      title: '提示',
      content: `是否确认删除清单？`,
      okText: '确定',
      cancelText: '取消',
      onOk: async () => {
        const res = await queryDelPurchaseExcel(data);
        if (res.code == 200) {
          message.success('删除成功');
          dispatch({
            type: 'xflow/queryBoomFlowDetail',
            payload: {
              id: templateId,
            },
          });
        }
      },
    });
  };

  const initData = async template_node_id => {
    if (controller) {
      // 中止上一次请求
      controller.abort();
    }
    try {
      setNodeLoading(true);
      controller = new AbortController();
      const res = await queryVserionByNode(
        {
          template_node_id: template_node_id,
        },
        controller.signal
      );
      controller = null;
      let data = [];
      if (!res.data.excel_version_tree) setData([]);
      res.data.excel_version_tree?.map(arr => {
        if (res.data.flow_id) {
          data = [...data, { ...arr, flow_id: res.data.flow_id }];
        } else {
          data = [...data, arr];
        }
      });
      data.sort((a, b) => b.id - a.id);
      data.forEach((item, id) => {
        //解决key报错问题
        data[id].key = `${id}-${item.name}`;
        item.isParent = true;
      });
      console.log(data);
      currentTempNodeId.current = template_node_id;
      setData(data);
    } catch (error) {
      console.log(error);
    }
    setNodeLoading(false);
    updateSteps([]);
  };

  const updateSteps = (data, curNodeId) => {
    let newData = [];
    let set = new Set();
    data.forEach(item => set.add(item.template_node_id));
    let list = [...set];
    if (set.has(curNodeId)) {
      set.delete(curNodeId);
      list = [curNodeId, ...set];
    }
    let dataList = list.map(template_node_id => {
      let itemDataList = data.filter(item => item.template_node_id == template_node_id);
      let curid = 0;
      let status = 'process';
      itemDataList.forEach(item => {
        if (item.audit_status == 3) curid++;
        if (item.audit_status == 2) status = 'error';
      });
      let curNode = flowDetail.nodes.find(item => item.Id == itemDataList[0].template_node_id);
      const seqList = itemDataList[0].FlowInfo.FlowNodes.filter(
        item => item.template_node_id == template_node_id
      ).sort((a, b) => a.seq - b.seq);
      let obj = {
        status,
        current: curid,
        list: seqList,
        name: curNode?.label || itemDataList[0].FlowInfo.name,
      };
      return obj;
    });
    setStepsData(dataList);
  };

  const handleChangeClick = item => {
    let file = isOut ? 'list' : 'detail';
    let type = item.flow_id ? '/queryAuditRecord' : '/queryAuditExcel';
    console.log(`${file}${type}`, item);
    dispatch({
      type: `${file}${type}`,
      payload: {
        excel_id: item.id,
        pageSize: 100,
      },
      callback: res => {
        updateSteps(res, item.template_node_id);
      },
    });
  };

  const columns = useMemo(() => {
    return [
      {
        title: '名称',
        width: '20%',
        render: item => (
          <span style={{ color: item.audit_status != 0 ? '#9b9b9b' : '' }}>
            {item.id == version.id && !item.isParent && (
              <CheckOutlined style={{ marginRight: 10 }} />
            )}
            {item.version_no && !item.children?.length
              ? `${item.version_name}.${item.version_no}`
              : item.version_name}
          </span>
        ),
      },
      {
        title: '创建人',
        width: '15%',
        render: item => {
          return (
            item.isParent && (
              <span>{userList.find(cur => cur.ID == item.author)?.CName || '-'}</span>
            )
          );
        },
      },
      {
        title: '分类',
        width: '15%',
        render: item => {
          return (
            item.isParent && (
              <span>{typeOptions.find(cur => cur.id == item.classify_id)?.name}</span>
            )
          );
        },
      },
      {
        title: '状态',
        width: '15%',
        render: item => {
          if (!item.flow_id && item.isParent) return;
          let style = { color: getColor(item) };
          let txt = '';
          let dom = '';
          switch (item.audit_status) {
            case 0:
              txt = '未提交';
              break;
            case 1:
              txt = '待审批';
              break;
            case 2:
              txt = '已拒绝';
              break;
            case 3:
              txt = '已通过';
              break;
            case 4:
              txt = '已提交';
              break;
          }
          if (item.status == 1) txt = '已失效';

          // 显示拒绝原因
          if (item.audit_comment) {
            dom = (
              <Popover content={item.audit_comment} title="原因">
                {txt}
              </Popover>
            );
          } else {
            dom = txt;
          }
          return item.audit_status != 0 ? (
            <Button onClick={() => handleChangeClick(item)}>{dom}</Button>
          ) : (
            <span style={style}>{dom}</span>
          );
        },
      },
      {
        title: '印章申请',
        width: '15%',
        render: item => {
          if (!item.flow_id && item.isParent) return;
          let txt = '';
          //申请印章成功 1  默认0 失败2
          switch (item.is_seal_succeed) {
            case 0:
              txt = '-';
              break;
            case 1:
              txt = '成功';
              break;
            case 2:
              txt = '失败';
              break;
          }
          return (
            <Space>
              <span>{txt}</span>
              {item.is_seal_succeed == 2 && <a onClick={() => handleRetryClick(item.id)}>重试</a>}
            </Space>
          );
        },
      },
      {
        title: '操作',
        width: '20%',
        render: item =>
          (item.flow_id || !item.isParent) &&
          item.id != version.id && (
            <Space>
              <a
                onClick={() => {
                  console.log(item);
                  onChangeVersion(item);
                  onClose();
                }}
              >
                加载
              </a>
              {item.audit_status == 0 &&
              item.author == currentUser.ID && ( //自己创建的&&未提交的清单自己可以删除
                  <a
                    onClick={() => {
                      onDelVersion({ excel_id: item.id });
                    }}
                  >
                    删除
                  </a>
                )}
            </Space>
          ),
      },
    ];
  }, [version]);

  const handleRetryClick = async id => {
    setNodeLoading(true);
    const res = await queryTrySeal({ excel_id: id });
    setNodeLoading(false);
    if (res.data?.errcode != 0) {
      message.error(res.data?.errmsg);
    } else {
      message.success('用印成功');
      if (currentTempNodeId.current) initData(currentTempNodeId.current);
    }
  };

  const onChange = value => {
    updateSteps([]);
  };

  useEffect(() => {
    if (!inputValue) {
      setShowData(data);
      return;
    }
    let resultData = [...data];
    switch (selectType) {
      case SELECT_TYPE.NAME:
        resultData = data.filter(item => item.version_name.includes(inputValue));
        break;
      case SELECT_TYPE.TYPE:
        resultData = data.filter(item => item.classify_id == inputValue);
        break;
      case SELECT_TYPE.CREATOR:
        resultData = data.filter(item => item.AuthorInfo?.CName.includes(inputValue));
        break;
    }
    setShowData(resultData);
  }, [inputValue, data]);

  return (
    <>
      <Modal
        // confirmLoading={loading}
        destroyOnClose
        title="流程图"
        visible={visible}
        onCancel={() => {
          setSelectType(SELECT_TYPE.NAME);
          setInputValue('');
          onClose();
        }}
        footer={false}
        width="98%"
        // bodyStyle={{ maxHeight: '660px', overflow: 'auto' }}
      >
        <Row gutter={8}>
          <Col span={14}>
            <Flow meta={{ type: 'view' }} flowDetail={graphData} onSelectNode={handleSelectNode} />
          </Col>
          <Col span={10}>
            <div style={{ fontSize: '16px', marginBottom: '10px' }}>清单列表</div>
            <div style={{ display: 'flex', justifyContent: 'space-between' }}>
              <div style={{ width: '60%' }}>
                <Select
                  defaultValue={selectType}
                  style={{ width: '30%' }}
                  onChange={value => {
                    setSelectType(value);
                    setInputValue('');
                  }}
                >
                  <Option value={SELECT_TYPE.NAME}>名称：</Option>
                  <Option value={SELECT_TYPE.TYPE}>分类：</Option>
                  <Option value={SELECT_TYPE.CREATOR}>创建人：</Option>
                </Select>
                {selectType != SELECT_TYPE.TYPE && (
                  <Input
                    style={{ width: '70%' }}
                    placeholder="请输入"
                    value={inputValue}
                    onChange={e => setInputValue(e.target.value)}
                  />
                )}
                {selectType == SELECT_TYPE.TYPE && (
                  <Select
                    showSearch
                    allowClear
                    style={{ width: '70%' }}
                    placeholder="请选择分类"
                    options={typeOptions}
                    onChange={id => setInputValue(id)}
                    filterOption={(input, option) =>
                      (option?.label ?? '').toLowerCase().includes(input.toLowerCase())
                    }
                  />
                )}
              </div>
              {isOut && (
                <Button type="primary" onClick={() => setVersionVisible(true)}>
                  新建清单
                </Button>
              )}
            </div>

            <div style={{ width: '100%', marginTop: '10px' }}>
              <Table
                columns={columns}
                dataSource={showData}
                loading={nodeLoading}
                bordered={false}
                pagination={{ position: ['none', 'none'], pageSize: 999, onChange }}
                scroll={{ y: '460px' }}
                // childrenColumnName="none"
                // expandable={{
                //   expandedRowRender: record => (
                //     <Table
                //       columns={columns}
                //       dataSource={record.children}
                //       pagination={{ position: ['none', 'none'] }}
                //     />
                //   ),
                //   rowExpandable: record => record.children?.length > 0,
                // }}
              />
            </div>
            {/* <Spin spinning={loading.global}> */}
            {stepsData.map((item, idx) => (
              <div key={`${item.name}_${idx}`} style={{ marginBottom: '20px' }}>
                <div style={{ marginBottom: '4px' }}>{item.name}</div>
                <Steps size="small" current={item.current} status={item.status}>
                  {item.list.map(node => (
                    <Step
                      key={`${node.id}_${node.node}`}
                      title={node.node}
                      description={`审批人：${node.AuditorUser?.CName || '-'}`}
                    />
                  ))}
                </Steps>
              </div>
            ))}
            {/* </Spin> */}
          </Col>
        </Row>
      </Modal>
      <VersionModal
        typeOptions={typeOptions}
        visible={versionVisible}
        version={version}
        versionList={versionList}
        flowDetail={flowDetail}
        onClose={() => setVersionVisible(false)}
        onOk={values => {
          onCommit?.(values, () => {
            setVersionVisible(false);
          });
        }}
        loading={commitLoading}
      />
    </>
  );
}

const getColor = item => {
  let color = '';
  switch (item.audit_status) {
    case 2:
      // 审批拒绝
      color = '#f5222d';
      break;
    case 3:
      // 审批成功
      color = '#7cb305';
      break;
    case 4:
      // 历史清单
      color = '#9b9b9b';
      break;

    default:
      break;
  }
  return color;
};

export default connect(({ loading, user }) => ({
  loading,
  currentUser: user.currentUser,
  userList: user.list,
}))(FlowModal);
// export default FlowModal;