@xrenders/xflow/es/components/NodeEditor/index.js

一款功能强大、易用灵活的流程编辑器框架，帮助你轻松构建复杂的工作流和流程产品

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import { __awaiter } from "tslib";
import FormRender, { useForm } from 'form-render';
import { produce } from 'immer';
import { debounce, isFunction } from 'lodash';
import React, { forwardRef, useContext, useEffect, useImperativeHandle, useRef, useState } from 'react';
import { shallow } from 'zustand/shallow';
import { useStore } from '../../hooks/useStore';
import { ConfigContext } from '../../models/context';
import { safeJsonStringify, uuid } from '../../utils';
var NodeEditor = /*#__PURE__*/forwardRef(function (props, ref) {
  var data = props.data,
    onChange = props.onChange,
    nodeType = props.nodeType,
    id = props.id;
  var form = useForm();
  // // 1.获取节点配置信息
  var _useContext = useContext(ConfigContext),
    settingMap = _useContext.settingMap,
    widgets = _useContext.widgets,
    readOnly = _useContext.readOnly;
  var nodeSetting = settingMap[nodeType] || {};
  var _useState = useState(data),
    _useState2 = _slicedToArray(_useState, 2),
    customVal = _useState2[0],
    setCustomVal = _useState2[1];
  var CustomSettingWidget = widgets["".concat(nodeType, "NodeSettingWidget")]; // 内置setting组件
  var NodeWidget = widgets[nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingWidget]; // 自定义面板配置组件
  var getSettingSchema = nodeSetting['getSettingSchema'];
  var _useState3 = useState({}),
    _useState4 = _slicedToArray(_useState3, 2),
    asyncSchema = _useState4[0],
    setAsyncSchema = _useState4[1];
  var nodeWidgetRef = useRef(null);
  var _useStore = useStore(function (state) {
      return {
        nodes: state.nodes,
        setNodes: state.setNodes
      };
    }, shallow),
    nodes = _useStore.nodes,
    setNodes = _useStore.setNodes;
  useImperativeHandle(ref, function () {
    return {
      validateForm: function validateForm() {
        return __awaiter(void 0, void 0, void 0, /*#__PURE__*/_regeneratorRuntime().mark(function _callee() {
          var _a, result;
          return _regeneratorRuntime().wrap(function _callee$(_context) {
            while (1) switch (_context.prev = _context.next) {
              case 0:
                result = true;
                if (!((nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingSchema) || isFunction(getSettingSchema) && Object.keys(asyncSchema).length > 0)) {
                  _context.next = 7;
                  break;
                }
                _context.next = 4;
                return form.validateFields().then(function () {
                  return true;
                }).catch(function (err) {
                  return false;
                });
              case 4:
                result = _context.sent;
                _context.next = 11;
                break;
              case 7:
                if (!((nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingWidget) && ((_a = nodeWidgetRef.current) === null || _a === void 0 ? void 0 : _a.validateForm))) {
                  _context.next = 11;
                  break;
                }
                _context.next = 10;
                return nodeWidgetRef.current.validateForm();
              case 10:
                result = _context.sent;
              case 11:
                return _context.abrupt("return", result);
              case 12:
              case "end":
                return _context.stop();
            }
          }, _callee);
        }));
      }
    };
  });
  function getSchema() {
    return __awaiter(this, void 0, void 0, /*#__PURE__*/_regeneratorRuntime().mark(function _callee2() {
      var shema;
      return _regeneratorRuntime().wrap(function _callee2$(_context2) {
        while (1) switch (_context2.prev = _context2.next) {
          case 0:
            _context2.next = 2;
            return getSettingSchema(id, nodeType, nodeSetting, data, form).catch(function () {
              return {};
            });
          case 2:
            shema = _context2.sent;
            setAsyncSchema(shema);
          case 4:
          case "end":
            return _context2.stop();
        }
      }, _callee2);
    }));
  }
  useEffect(function () {
    if (isFunction(getSettingSchema)) {
      getSchema();
    }
  }, []);
  useEffect(function () {
    if (nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingSchema) {
      // 自定义Schema
      form.resetFields();
      form.setValues(data || {});
    } else if (nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingWidget) {
      // 自定义组件
      setCustomVal(data);
    } else {
      //可能为内置schema或者是没有
    }
  }, [safeJsonStringify(data), id]);
  var handleNodeValueChange = debounce(function (data) {
    var newNodes = produce(nodes, function (draft) {
      var _a, _b, _c;
      var node = null;
      // 反向查询ID，因为有多个ID相同的元素
      for (var i = (draft === null || draft === void 0 ? void 0 : draft.length) - 1; i >= 0; i--) {
        if (draft[i].id === id) {
          node = draft[i];
          break;
        }
      }
      if (node) {
        // 更新节点的 data
        if (((_a = node === null || node === void 0 ? void 0 : node.data) === null || _a === void 0 ? void 0 : _a._nodeType) === 'Switch' || ((_b = node === null || node === void 0 ? void 0 : node.data) === null || _b === void 0 ? void 0 : _b._nodeType) === 'Parallel') {
          data['list'] = (_c = (data === null || data === void 0 ? void 0 : data.list) || []) === null || _c === void 0 ? void 0 : _c.map(function (item, index) {
            if (item === null || item === void 0 ? void 0 : item._id) {
              return item;
            } else {
              // if (node?.data?.list?.length && node?.data?.list[index]?._id) {
              //   return {
              //     ...item,
              //     _id: node?.data?.list[index]?._id,
              //   };
              // } else {
              return Object.assign(Object.assign({}, item), {
                _id: "id_".concat(uuid())
              });
              // }
            }
          });
        }
        var _ref = node === null || node === void 0 ? void 0 : node.data,
          _nodeType = _ref._nodeType,
          _status = _ref._status,
          _isCandidate = _ref._isCandidate,
          title = _ref.title,
          desc = _ref.desc;
        node.data = Object.assign({
          _nodeType: _nodeType,
          _status: _status,
          _isCandidate: _isCandidate,
          title: title,
          desc: desc
        }, data); // form-render的list如果为空，不会返回list相应的字段，只能全部替换data
      }
    });
    setNodes(newNodes, false);
    if (onChange) {
      onChange(data, id);
    }
  }, 300);
  var watch = {
    '#': function _(allValues) {
      handleNodeValueChange(Object.assign({}, allValues));
    }
  };
  if ((nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingWidget) && NodeWidget) {
    return /*#__PURE__*/React.createElement(NodeWidget, Object.assign({}, nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingWidgetProps, {
      value: customVal,
      onChange: function onChange(values) {
        setCustomVal(values);
        handleNodeValueChange(Object.assign({}, values));
      },
      readOnly: readOnly,
      ref: nodeWidgetRef
    }));
  } else if (nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingSchema) {
    return /*#__PURE__*/React.createElement(FormRender, {
      schema: nodeSetting === null || nodeSetting === void 0 ? void 0 : nodeSetting.settingSchema,
      form: form,
      widgets: widgets,
      watch: watch,
      readOnly: readOnly,
      onMount: function onMount() {
        var initialValues = form.getValues();
        handleNodeValueChange(initialValues);
      },
      configProvider: {
        getPopupContainer: function getPopupContainer(triggerNode) {
          return triggerNode.parentElement;
        }
      }
    });
  } else if (isFunction(getSettingSchema) && Object.keys(asyncSchema).length > 0) {
    return /*#__PURE__*/React.createElement(FormRender, {
      schema: asyncSchema,
      form: form,
      widgets: widgets,
      watch: watch,
      size: 'small',
      readOnly: readOnly,
      configProvider: {
        getPopupContainer: function getPopupContainer(triggerNode) {
          return triggerNode.parentElement;
        }
      }
    });
  } else if (CustomSettingWidget) {
    // 内置节点
    return /*#__PURE__*/React.createElement(CustomSettingWidget, {
      onChange: function onChange(val) {
        handleNodeValueChange(Object.assign({}, val));
      },
      value: data,
      readOnly: readOnly
    });
  } else {
    return null;
  }
});
export default NodeEditor;