dragon-mobile-ui/lib/InputNumber/index.js

UI for react.js

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _classnames2 = require('classnames');

var _classnames3 = _interopRequireDefault(_classnames2);

var _Icon = require('../Icon');

var _Icon2 = _interopRequireDefault(_Icon);

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

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 _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

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

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var InputNumber = function (_Component) {
  _inherits(InputNumber, _Component);

  function InputNumber(props) {
    _classCallCheck(this, InputNumber);

    var _this = _possibleConstructorReturn(this, (InputNumber.__proto__ || Object.getPrototypeOf(InputNumber)).call(this, props));

    _this.state = {
      value: props.value || props.defaultValue,
      lastValue: props.value || props.defaultValue
    };
    return _this;
  }

  _createClass(InputNumber, [{
    key: 'componentWillReceiveProps',
    value: function componentWillReceiveProps(nextProps) {
      if ('value' in nextProps) {
        this.setState({
          value: Number(nextProps.value),
          lastValue: Number(nextProps.value)
        });
      }
    }
  }, {
    key: 'onInputChange',
    value: function onInputChange(value) {
      var onChange = this.props.onChange;

      this.setState({
        value: value
      });
      typeof onChange === 'function' && onChange(value);
    }
  }, {
    key: 'onInputBlur',
    value: function onInputBlur(value) {
      var _props = this.props,
          min = _props.min,
          max = _props.max,
          onBlur = _props.onBlur;

      if (value === '' || isNaN(value)) {
        value = this.state.lastValue;
      }
      if (min && value < min) {
        value = min;
      }
      if (max && value > max) {
        value = max;
      }
      this.setState({
        value: value,
        lastValue: value
      });
      typeof onBlur === 'function' && onBlur(value);
    }
  }, {
    key: 'onSubClick',
    value: function onSubClick() {
      var step = this.props.step;

      var value = this.state.value - step;
      this.onInputChange(value);
    }
  }, {
    key: 'onPlusClick',
    value: function onPlusClick() {
      var step = this.props.step;

      var value = this.state.value + step;
      this.onInputChange(value);
    }
  }, {
    key: 'render',
    value: function render() {
      var _classnames,
          _this2 = this;

      var props = this.props;

      var _props2 = this.props,
          theme = _props2.theme,
          isRadius = _props2.isRadius,
          isDisabled = _props2.isDisabled,
          size = _props2.size,
          min = _props2.min,
          max = _props2.max,
          className = _props2.className,
          onChange = _props2.onChange,
          others = _objectWithoutProperties(_props2, ['theme', 'isRadius', 'isDisabled', 'size', 'min', 'max', 'className', 'onChange']);

      var value = this.state.value;

      var disabled = 'disabled' in props || isDisabled;
      var radius = 'radius' in props || isRadius;

      var cls = (0, _classnames3.default)((_classnames = {
        'ui-input-number': true,
        disabled: disabled,
        radius: radius
      }, _defineProperty(_classnames, 'theme-' + theme, !!theme), _defineProperty(_classnames, 'size-' + size, !!size), _defineProperty(_classnames, className, !!className), _classnames));

      var subDisabled = !!(min && value <= min);
      var plusDisabled = !!(max && value >= max);

      var subCls = (0, _classnames3.default)({
        'ui-input-number-sub': true,
        disabled: subDisabled
      });

      var plusCls = (0, _classnames3.default)({
        'ui-input-number-plus': true,
        disabled: plusDisabled
      });

      return _react2.default.createElement(
        'span',
        { className: cls },
        _react2.default.createElement(
          'span',
          { className: subCls, onClick: function onClick() {
              return !subDisabled && _this2.onSubClick();
            } },
          _react2.default.createElement(_Icon2.default, { type: 'minus' })
        ),
        _react2.default.createElement('input', _extends({}, others, { className: 'ui-input-number-body', value: value, onChange: function onChange(e) {
            return _this2.onInputChange(e.target.value);
          }, onBlur: function onBlur(e) {
            return _this2.onInputBlur(e.target.value);
          } })),
        _react2.default.createElement(
          'span',
          { className: plusCls, onClick: function onClick() {
              return !plusDisabled && _this2.onPlusClick();
            } },
          _react2.default.createElement(_Icon2.default, { type: 'add' })
        )
      );
    }
  }]);

  return InputNumber;
}(_react.Component);

InputNumber.propTypes = {
  size: _propTypes2.default.oneOf(['xl', 'lg', 'sm', 'xs']),
  isRadius: _propTypes2.default.bool,
  isDisabled: _propTypes2.default.bool,
  defaultValue: _propTypes2.default.number,
  step: _propTypes2.default.number,
  min: _propTypes2.default.number,
  max: _propTypes2.default.number,
  className: _propTypes2.default.string
};

InputNumber.defaultProps = {
  size: null,
  isRadius: false,
  isDisabled: false,
  defaultValue: 0,
  step: 1,
  min: null,
  max: null,
  className: null
};

exports.default = InputNumber;