tntd/lib/tntd-form/hooks/useForm.js

tntd是基于 TNT Design 设计体系的 React UI 组件库，主要用于研发企业级中后台产品。

"use strict";

function _typeof(o) {
  "@babel/helpers - typeof";

  return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
    return typeof o;
  } : function (o) {
    return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
  }, _typeof(o);
}
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = useForm;
var _rcFieldForm = require("rc-field-form");
var React = _interopRequireWildcard(require("react"));
var _scrollIntoViewIfNeeded = _interopRequireDefault(require("scroll-into-view-if-needed"));
var _util = require("../util");
function _interopRequireDefault(e) {
  return e && e.__esModule ? e : {
    "default": e
  };
}
function _getRequireWildcardCache(e) {
  if ("function" != typeof WeakMap) return null;
  var r = new WeakMap(),
    t = new WeakMap();
  return (_getRequireWildcardCache = function _getRequireWildcardCache(e) {
    return e ? t : r;
  })(e);
}
function _interopRequireWildcard(e, r) {
  if (!r && e && e.__esModule) return e;
  if (null === e || "object" != _typeof(e) && "function" != typeof e) return {
    "default": e
  };
  var t = _getRequireWildcardCache(r);
  if (t && t.has(e)) return t.get(e);
  var n = {
      __proto__: null
    },
    a = Object.defineProperty && Object.getOwnPropertyDescriptor;
  for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) {
    var i = a ? Object.getOwnPropertyDescriptor(e, u) : null;
    i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u];
  }
  return n["default"] = e, t && t.set(e, n), n;
}
function _slicedToArray(r, e) {
  return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest();
}
function _nonIterableRest() {
  throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _unsupportedIterableToArray(r, a) {
  if (r) {
    if ("string" == typeof r) return _arrayLikeToArray(r, a);
    var t = {}.toString.call(r).slice(8, -1);
    return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0;
  }
}
function _arrayLikeToArray(r, a) {
  (null == a || a > r.length) && (a = r.length);
  for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e];
  return n;
}
function _iterableToArrayLimit(r, l) {
  var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"];
  if (null != t) {
    var e,
      n,
      i,
      u,
      a = [],
      f = !0,
      o = !1;
    try {
      if (i = (t = t.call(r)).next, 0 === l) {
        if (Object(t) !== t) return;
        f = !1;
      } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0);
    } catch (r) {
      o = !0, n = r;
    } finally {
      try {
        if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) return;
      } finally {
        if (o) throw n;
      }
    }
    return a;
  }
}
function _arrayWithHoles(r) {
  if (Array.isArray(r)) return r;
}
function toNamePathStr(name) {
  var namePath = (0, _util.toArray)(name);
  return namePath.join('_');
}
function useForm(form) {
  var _useRcForm = (0, _rcFieldForm.useForm)(),
    _useRcForm2 = _slicedToArray(_useRcForm, 1),
    rcForm = _useRcForm2[0];
  var itemsRef = React.useRef({});
  var wrapForm = React.useMemo(function () {
    return form !== null && form !== void 0 ? form : Object.assign(Object.assign({}, rcForm), {
      __INTERNAL__: {
        itemRef: function itemRef(name) {
          return function (node) {
            var namePathStr = toNamePathStr(name);
            if (node) {
              itemsRef.current[namePathStr] = node;
            } else {
              delete itemsRef.current[namePathStr];
            }
          };
        }
      },
      scrollToField: function scrollToField(name) {
        var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
        var namePath = (0, _util.toArray)(name);
        var fieldId = (0, _util.getFieldId)(namePath, wrapForm.__INTERNAL__.name);
        var node = fieldId ? document.getElementById(fieldId) : null;
        if (node) {
          (0, _scrollIntoViewIfNeeded["default"])(node, Object.assign({
            scrollMode: 'if-needed',
            block: 'nearest'
          }, options));
        }
      },
      getFieldInstance: function getFieldInstance(name) {
        var namePathStr = toNamePathStr(name);
        return itemsRef.current[namePathStr];
      }
    });
  }, [form, rcForm]);
  return [wrapForm];
}