import React, { useEffect, useState, useRef, useMemo, memo } from 'react';
import { Modal, Input, Select, List, Row, Col, Table, message, Steps, Space, Button } 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 { queryRecordSheet, queryVserionByNode } from '@/services/boom';
import { async } from '@antv/x6/lib/registry/marker/async';
import VersionModal from './VersionModal';
const { Step } = Steps;

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

// 提交
function FlowModal(props) {
  const {
    visible,
    version,
    onClose,
    onChangeVersion,
    form,
    loading,
    flowDetail,
    dispatch,
    isOut,
    onCommit,
  } = props;
  const [data, setData] = useState([]);
  const [nodeLoading, setNodeLoading] = useState(false);
  const [pageSize, setPageSize] = useState(PAGE_SIZE);
  const [stepsData, setStepsData] = useState([]);
  const [versionVisible, setVersionVisible] = useState(false);
  let token = getToken();

  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 = async args => {
    let res;
    const id = args.nodeId || args.nodeIds[0];
    if (!id) return;
    let node = graphData.nodes.find(item => item.id == id);
    setNodeLoading(true);
    try {
      res = await queryVserionByNode({ template_node_id: node.Id });
      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) => a.id - b.id);
      data.forEach((item, id) => {
        //解决key报错问题
        data[id].key = `${id}-${item.name}`;
        item.isParent = true;
      });
      console.log(data);
      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 = 3;
      let status = 'process';
      itemDataList.forEach(item => {
        if (item.audit_status != 3 && item.node_id <= curid) curid = item.node_id - 1;
        if (item.audit_status == 2) status = 'error';
      });
      let curNode = flowDetail.nodes.find(item => item.Id == itemDataList[0].template_node_id);
      let obj = {
        status,
        current: curid,
        list: itemDataList[0].FlowInfo.FlowNodes,
        name: curNode?.label || itemDataList[0].FlowInfo.name,
      };
      itemDataList.forEach((itemData, idx) => {
        if (idx >= obj.list.length) return;
        obj.list[idx].auditor = itemData.AuthorInfo.CName;
      });
      return obj;
    });
    setStepsData(dataList);
  };

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

  const columns = useMemo(() => {
    return [
      {
        title: '名称',
        // width: '33%',
        render: item => (
          <span style={{ color: item.audit_status != 0 ? '#9b9b9b' : '' }}>
            {item.id == version.id && <CheckOutlined style={{ marginRight: 10 }} />}
            {item.version_no && !item.isParent
              ? `${item.version_name}.${item.version_no}`
              : item.version_name}
          </span>
        ),
      },
      {
        title: '状态',
        width: '30%',
        render: item => {
          let style = { color: getColor(item) };
          let txt = '';
          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';
          return item.audit_status != 0 ? (
            <Button onClick={() => handleChangeClick(item)}>{txt}</Button>
          ) : (
            <span style={style}>{txt}</span>
          );
        },
      },
      {
        title: '操作',
        width: '20%',
        render: item =>
          item.id != version.id && (
            <a
              onClick={() => {
                onChangeVersion(item);
                onClose();
              }}
            >
              加载
            </a>
          ),
      },
    ];
  }, [version]);

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

  return (
    <>
      <Modal
        confirmLoading={loading}
        destroyOnClose
        title="流程图"
        visible={visible}
        onCancel={onClose}
        footer={false}
        width="98%"
      >
        <Row gutter={8}>
          <Col span={16}>
            <Flow meta={{ type: 'view' }} flowDetail={graphData} onSelectNode={handleSelectNode} />
          </Col>
          <Col span={8}>
            {isOut && data.length == 1 && !data[0].children && (
              <Button
                type="primary"
                style={{ float: 'right', marginBottom: '10px' }}
                onClick={() => setVersionVisible(true)}
              >
                新建清单
              </Button>
            )}
            <div style={{ width: '100%' }}>
              <Table
                style={{ maxHeight: '90%' }}
                columns={columns}
                dataSource={data}
                loading={nodeLoading}
                bordered={false}
                pagination={{ pageSize: 8, onChange }}
                scroll={{ y: 65 * pageSize }}
              />
            </div>
            {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.auditor || '-'}`}
                    />
                  ))}
                </Steps>
              </div>
            ))}
          </Col>
        </Row>
      </Modal>
      <VersionModal
        // loading={getLoading()}
        visible={versionVisible}
        onClose={() => setVersionVisible(false)}
        onOk={values => {
          onCommit?.(values);
          setVersionVisible(false);
        }}
      />
    </>
  );
}

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(({ xflow, detail }) => ({
//   flowDetail: xflow.flowDetail,
// }))(FlowModal);
export default FlowModal;