zarm-web/lib/form/FormItem.js

基于 React 的桌面端UI库

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _react = _interopRequireWildcard(require("react"));

var _propTypes = _interopRequireDefault(require("prop-types"));

var _asyncValidator = _interopRequireDefault(require("async-validator"));

var _classnames3 = _interopRequireDefault(require("classnames"));

var _createContext = require("./createContext");

var _icon = _interopRequireDefault(require("../icon"));

var _utils = require("../utils");

var _transition = _interopRequireDefault(require("../transition"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; }

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; if (obj != null) { var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(source).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

_asyncValidator.default.warning = _utils.noop;

var FormItem =
/*#__PURE__*/
function (_PureComponent) {
  _inherits(FormItem, _PureComponent);

  function FormItem(props) {
    var _this;

    _classCallCheck(this, FormItem);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(FormItem).call(this, props));
    _this.initialData = void 0;
    _this.validateMessage = void 0;
    _this.formItemInstance = void 0;

    _this.handleFieldBlur = function () {
      Promise.resolve('blur').then(_this.validateItem.bind(_assertThisInitialized(_this)));
    };

    _this.handleFieldChange = function () {
      Promise.resolve('change').then(_this.validateItem.bind(_assertThisInitialized(_this)));
    };

    _this.formItemInstance = (0, _react.createRef)();
    _this.validateMessage = '';
    _this.state = {
      validateStatus: ''
    };
    return _this;
  }

  _createClass(FormItem, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      this.initialData = this.recordInitialData();
      this.addFormItem();
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      this.removeFormItem();
    }
  }, {
    key: "getRules",
    value: function getRules() {
      var _this$props = this.props,
          rules = _this$props.rules,
          prop = _this$props.prop;
      var contextRules = this.context.rules;
      var formRules = contextRules;
      var formItemRules = rules;
      formRules = formRules ? formRules[prop] : [];
      return [].concat(formItemRules || formRules || []);
    }
  }, {
    key: "getFilteredRules",
    value: function getFilteredRules(trigger) {
      var rules = this.getRules();
      var filteredRules = rules.filter(function (rule) {
        return !rule.trigger || rule.trigger.includes(trigger);
      });
      return filteredRules;
    }
  }, {
    key: "getId",
    value: function getId() {
      var children = this.props.children;

      if (children.props) {
        return children.props.id;
      }
    }
  }, {
    key: "getControlNode",
    value: function getControlNode() {
      return this.formItemInstance.current;
    }
  }, {
    key: "validateItem",
    value: function validateItem(trigger) {
      var _this2 = this;

      var callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : function () {};
      var prop = this.props.prop;
      var rules = this.getFilteredRules(trigger);

      if (!rules || rules.length === 0) {
        return true;
      }

      var descriptor = _defineProperty({}, prop, rules);

      var validator = new _asyncValidator.default(descriptor);

      var model = _defineProperty({}, prop, this.fieldValue);

      validator.validate(model, {
        firstFields: true
      }, function (errors) {
        _this2.validateMessage = errors ? errors[0].message : '';

        _this2.setState({
          validateStatus: !errors ? 'success' : 'error'
        }, function () {
          callback(_this2.validateMessage);
        });
      });
    }
  }, {
    key: "resetItem",
    value: function resetItem() {
      var prop = this.props.prop;
      var model = this.context.model;
      this.setState({
        validateStatus: ''
      });
      this.validateMessage = '';

      if (Array.isArray(this.fieldValue) && this.fieldValue.length > 0) {
        model[prop] = [];
      } else {
        model[prop] = this.initialData;
      }
    }
  }, {
    key: "recordInitialData",
    value: function recordInitialData() {
      var model = this.context.model;

      if (!model) {
        return;
      }

      var prop = this.props.prop;
      var value = model[prop];
      return value === undefined ? undefined : JSON.parse(JSON.stringify(value));
    }
  }, {
    key: "addFormItem",
    value: function addFormItem() {
      var fields = this.context.fields;

      if (this.props.prop) {
        fields.push(this);
      }
    }
  }, {
    key: "removeFormItem",
    value: function removeFormItem() {
      var fields = this.context.fields;

      if (this.props.prop) {
        var index = fields.indexOf(this);
        fields.splice(index, 1);
      }
    }
  }, {
    key: "renderLabel",
    value: function renderLabel() {
      var _this$props2 = this.props,
          id = _this$props2.id,
          label = _this$props2.label,
          prefixCls = _this$props2.prefixCls,
          prop = _this$props2.prop,
          rules = _this$props2.rules,
          required = _this$props2.required;
      var labelWidth = this.context.labelWidth;
      var styleObj = {};
      var star = required || prop || rules ? _react.default.createElement("span", {
        className: "".concat(prefixCls, "-item--required")
      }, _react.default.createElement(_icon.default, {
        type: "required"
      })) : null;

      if (labelWidth) {
        styleObj.width = parseInt(labelWidth, 10);
      }

      return 'label' in this.props ? _react.default.createElement("label", {
        className: "za-form-item__label",
        style: _objectSpread({}, styleObj),
        htmlFor: id || this.getId()
      }, star, label) : null;
    }
  }, {
    key: "render",
    value: function render() {
      var _classnames;

      var validateStatus = this.state.validateStatus;
      var _this$props3 = this.props,
          className = _this$props3.className,
          children = _this$props3.children,
          style = _this$props3.style,
          prefixCls = _this$props3.prefixCls;
      var cls = (0, _classnames3.default)((_classnames = {}, _defineProperty(_classnames, "".concat(prefixCls, "-item"), true), _defineProperty(_classnames, 'has-error', validateStatus === 'error'), _defineProperty(_classnames, className, !!className), _classnames));
      var controlCls = (0, _classnames3.default)(_defineProperty({}, "".concat(prefixCls, "-item__control"), true));
      return _react.default.createElement(_createContext.FormItemContext.Provider, {
        value: this
      }, _react.default.createElement("div", {
        className: cls,
        style: style,
        ref: this.formItemInstance
      }, this.renderLabel(), _react.default.createElement("div", {
        className: controlCls,
        onBlur: this.handleFieldBlur,
        onChange: this.handleFieldChange
      }, children, _react.default.createElement(_transition.default, {
        name: "scaleDown",
        visible: validateStatus === 'error'
      }, _react.default.createElement("div", {
        className: "".concat(prefixCls, "-item__error")
      }, this.validateMessage)))));
    }
  }, {
    key: "fieldValue",
    get: function get() {
      var model = this.context.model;
      var prop = this.props.prop;
      var propArr = prop.split('.');
      return propArr.length > 1 ? model[propArr[0]][propArr[1]] : model[prop];
    }
  }]);

  return FormItem;
}(_react.PureComponent);

FormItem.contextType = _createContext.FormContext;
FormItem.defaultProps = {
  prefixCls: 'za-form',
  required: false
};
FormItem.propTypes = {
  prefixCls: _propTypes.default.string,
  required: _propTypes.default.bool
};
var _default = FormItem;
exports.default = _default;