zarm-web/lib/number-input/NumberInput.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 _classnames = _interopRequireDefault(require("classnames"));

var _input = _interopRequireDefault(require("../input"));

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

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

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

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); }

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

  function NumberInput() {
    var _getPrototypeOf2;

    var _this;

    _classCallCheck(this, NumberInput);

    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    _this = _possibleConstructorReturn(this, (_getPrototypeOf2 = _getPrototypeOf(NumberInput)).call.apply(_getPrototypeOf2, [this].concat(args)));
    _this.state = {
      value: _this.props.value,
      prevPropsValue: _this.props.value,
      addState: false,
      reduceState: false
    };

    _this.onChange = function (e) {
      var decimal = _this.props.decimal;
      var regex = decimal ? new RegExp("^\\d+(\\.[0-9]{0,".concat(decimal, "})?$"), 'g') : new RegExp(/^\d+$/, 'g');
      var value = e.target.value;

      if (!value) {
        _this.setState({
          value: value
        });
      } else if (regex.test(value)) {
        _this.props.onChange(e);

        _this.setState({
          value: value
        });
      }
    };

    _this.onBlur = function () {
      var onBlur = _this.props.onBlur;

      _this.calculateNum();

      if (onBlur) {
        onBlur();
      }
    };

    _this.increase = function () {
      var step = _this.props.step;

      _this.countField('increase', step);
    };

    _this.decrease = function () {
      var step = _this.props.step;

      _this.countField('decrease', step);
    };

    return _this;
  }

  _createClass(NumberInput, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      this.calculateNum();
    }
  }, {
    key: "calculateNum",
    value: function calculateNum() {
      var value = this.state.value;
      var _this$props = this.props,
          min = _this$props.min,
          max = _this$props.max;

      if (min !== undefined || max !== undefined) {
        if (parseInt(value, 10) < min) {
          value = min;
        }

        if (parseInt(value, 10) > max) {
          value = max;
        }
      }

      this.setState({
        value: value
      });
    }
  }, {
    key: "countField",
    value: function countField(type, step) {
      var _this$props2 = this.props,
          min = _this$props2.min,
          max = _this$props2.max,
          isDisabled = _this$props2.isDisabled;
      var _this$state = this.state,
          addState = _this$state.addState,
          reduceState = _this$state.reduceState;
      var value = this.state.value;

      if (type === 'increase' && !addState && !isDisabled) {
        value += step;
        this.setState({
          value: value
        });
      }

      if (type === 'decrease' && !reduceState && !isDisabled) {
        value -= step;
        this.setState({
          value: value
        });
      }

      this.setState({
        addState: Number(value) >= max,
        reduceState: Number(value) <= min
      }); // this.calculateNum();
    }
  }, {
    key: "render",
    value: function render() {
      var _this$props3 = this.props,
          className = _this$props3.className,
          style = _this$props3.style,
          isDisabled = _this$props3.isDisabled,
          placeholder = _this$props3.placeholder,
          showStepper = _this$props3.showStepper;
      var _this$state2 = this.state,
          value = _this$state2.value,
          addState = _this$state2.addState,
          reduceState = _this$state2.reduceState;
      var addCountClass = (0, _classnames.default)({
        'ui-number-input-count': true,
        'ui-number-input-countadd': true,
        'ui-number-input-count-disable': isDisabled || addState
      });
      var reduceCountClass = (0, _classnames.default)({
        'ui-number-input-count': true,
        'ui-number-input-countreduce': true,
        'ui-number-input-count-disable': isDisabled || reduceState
      });
      return _react.default.createElement("div", {
        className: "ui-number-input-wrapper"
      }, showStepper && _react.default.createElement("span", {
        className: addCountClass,
        onClick: this.increase
      }, _react.default.createElement(_icon.default, {
        type: "add"
      })), _react.default.createElement(_input.default, {
        className: className,
        style: style,
        value: value,
        onChange: this.onChange,
        onBlur: this.onBlur,
        isDisabled: isDisabled,
        placeholder: placeholder
      }), showStepper && _react.default.createElement("span", {
        className: reduceCountClass,
        onClick: this.decrease
      }, _react.default.createElement(_icon.default, {
        type: "minus"
      })));
    }
  }], [{
    key: "getDerivedStateFromProps",
    value: function getDerivedStateFromProps(props, state) {
      if (props.value !== state.prevPropsValue) {
        return {
          value: props.value,
          prevPropsValue: props.value
        };
      }

      return null;
    }
  }]);

  return NumberInput;
}(_react.PureComponent);

exports.default = NumberInput;
NumberInput.defaultProps = {
  showStepper: false,
  decimal: 0,
  step: 1,
  onChange: function onChange() {}
};