@jdcfe/yep-react/lib/stepper/index.js

一套移动端的React组件库

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

var _typeof = require("@babel/runtime/helpers/typeof");

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

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));

var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn"));

var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));

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

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

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && 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 _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = (0, _getPrototypeOf2.default)(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = (0, _getPrototypeOf2.default)(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return (0, _possibleConstructorReturn2.default)(this, result); }; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

var Stepper = /*#__PURE__*/function (_React$PureComponent) {
  (0, _inherits2.default)(Stepper, _React$PureComponent);

  var _super = _createSuper(Stepper);

  function Stepper() {
    var _this;

    (0, _classCallCheck2.default)(this, Stepper);
    _this = _super.apply(this, arguments);

    _this.handleInput = function (e) {
      var _this$props = _this.props,
          max = _this$props.max,
          onChange = _this$props.onChange,
          onGreat = _this$props.onGreat;
      var value = e.target.value;

      if (value.match(/\D/g)) {
        return;
      }

      var count = Number(value);

      if (count > max) {
        count = max;
        onGreat();
      }

      onChange(count);
    };

    _this.handleReduce = function () {
      var _this$props2 = _this.props,
          min = _this$props2.min,
          onChange = _this$props2.onChange,
          step = _this$props2.step,
          value = _this$props2.value;
      var newCount = value - step < min ? min : value - step;
      onChange(newCount);
    };

    _this.handleAdd = function () {
      var _this$props3 = _this.props,
          max = _this$props3.max,
          onChange = _this$props3.onChange,
          step = _this$props3.step,
          value = _this$props3.value;
      var newCount = value + step > max ? max : value + step;
      onChange(newCount);
    };

    _this.handleBlur = function () {
      var _this$props4 = _this.props,
          min = _this$props4.min,
          onChange = _this$props4.onChange,
          onLess = _this$props4.onLess,
          value = _this$props4.value;

      if (value < min) {
        onLess(value);
        onChange(min);
      }
    };

    _this.renderButtonAdd = function () {
      var _this$props5 = _this.props,
          buttonAdd = _this$props5.buttonAdd,
          max = _this$props5.max,
          prefixCls = _this$props5.prefixCls,
          value = _this$props5.value;
      var disabled = value >= max || value === 0;
      var button = buttonAdd || /*#__PURE__*/React.createElement("button", null, "+");
      return /*#__PURE__*/React.cloneElement(button, {
        disabled: disabled,
        className: "".concat(prefixCls, "-button ").concat(prefixCls, "-add"),
        onClick: _this.handleAdd
      });
    };

    _this.renderButtonReduce = function () {
      var _this$props6 = _this.props,
          buttonReduce = _this$props6.buttonReduce,
          min = _this$props6.min,
          prefixCls = _this$props6.prefixCls,
          value = _this$props6.value;
      var disabled = value <= min || value === 0;
      var button = buttonReduce || /*#__PURE__*/React.createElement("button", null, "-");
      return /*#__PURE__*/React.cloneElement(button, {
        disabled: disabled,
        className: "".concat(prefixCls, "-button ").concat(prefixCls, "-reduce"),
        onClick: _this.handleReduce
      });
    };

    return _this;
  }

  (0, _createClass2.default)(Stepper, [{
    key: "render",
    value: function render() {
      var _this$props7 = this.props,
          className = _this$props7.className,
          prefixCls = _this$props7.prefixCls,
          readonly = _this$props7.readonly,
          style = _this$props7.style,
          value = _this$props7.value;
      var cls = (0, _classnames.default)(prefixCls, className);
      var inputValue = value === 0 ? '' : value;
      return /*#__PURE__*/React.createElement("div", {
        className: cls,
        style: style
      }, this.renderButtonReduce(), /*#__PURE__*/React.createElement("div", {
        className: "".concat(prefixCls, "-input-wrapper")
      }, /*#__PURE__*/React.createElement("input", {
        className: "".concat(prefixCls, "-input-value"),
        onBlur: this.handleBlur,
        onChange: this.handleInput,
        pattern: "[0-9]*",
        readOnly: readonly,
        type: "number",
        value: inputValue
      })), this.renderButtonAdd());
    }
  }]);
  return Stepper;
}(React.PureComponent);

Stepper.defaultProps = {
  className: '',
  max: 99,
  min: 1,
  onChange: function onChange() {},
  onLess: function onLess() {},
  onGreat: function onGreat() {},
  prefixCls: 'Yep-stepper',
  readonly: false,
  step: 1,
  style: {},
  value: 1
};
var _default = Stepper;
exports.default = _default;