rc-slider/lib/Slider.js

"use strict";

var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");

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

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

var _objectSpread2 = _interopRequireDefault(require("@babel/runtime/helpers/objectSpread2"));

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 _createSuper2 = _interopRequireDefault(require("@babel/runtime/helpers/createSuper"));

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

var _warning = _interopRequireDefault(require("rc-util/lib/warning"));

var _Track = _interopRequireDefault(require("./common/Track"));

var _createSlider = _interopRequireDefault(require("./common/createSlider"));

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

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

  var _super = (0, _createSuper2.default)(Slider);

  /* eslint-enable */
  function Slider(props) {
    var _this;

    (0, _classCallCheck2.default)(this, Slider);
    _this = _super.call(this, props);

    _this.positionGetValue = function (position) {
      return [];
    };

    _this.onEnd = function (force) {
      var dragging = _this.state.dragging;

      _this.removeDocumentEvents();

      if (dragging || force) {
        _this.props.onAfterChange(_this.getValue());
      }

      _this.setState({
        dragging: false
      });
    };

    var defaultValue = props.defaultValue !== undefined ? props.defaultValue : props.min;
    var value = props.value !== undefined ? props.value : defaultValue;
    _this.state = {
      value: _this.trimAlignValue(value),
      dragging: false
    };
    (0, _warning.default)(!('minimumTrackStyle' in props), 'minimumTrackStyle will be deprecated, please use trackStyle instead.');
    (0, _warning.default)(!('maximumTrackStyle' in props), 'maximumTrackStyle will be deprecated, please use railStyle instead.');
    return _this;
  }
  /**
   * [Legacy] Used for inherit other component.
   * It's a bad code style which should be refactor.
   */

  /* eslint-disable @typescript-eslint/no-unused-vars, class-methods-use-this */


  (0, _createClass2.default)(Slider, [{
    key: "calcValueByPos",
    value: function calcValueByPos(value) {
      return 0;
    }
  }, {
    key: "calcOffset",
    value: function calcOffset(value) {
      return 0;
    }
  }, {
    key: "saveHandle",
    value: function saveHandle(index, h) {}
  }, {
    key: "removeDocumentEvents",
    value: function removeDocumentEvents() {}
  }, {
    key: "componentDidUpdate",
    value: function componentDidUpdate(prevProps, prevState) {
      var _this$props = this.props,
          min = _this$props.min,
          max = _this$props.max,
          value = _this$props.value,
          onChange = _this$props.onChange;

      if (!('min' in this.props || 'max' in this.props)) {
        return;
      }

      var theValue = value !== undefined ? value : prevState.value;
      var nextValue = this.trimAlignValue(theValue, this.props);

      if (nextValue === prevState.value) {
        return;
      } // eslint-disable-next-line


      this.setState({
        value: nextValue
      });

      if (!(min === prevProps.min && max === prevProps.max) && utils.isValueOutOfRange(theValue, this.props)) {
        onChange(nextValue);
      }
    }
  }, {
    key: "onChange",
    value: function onChange(state) {
      var props = this.props;
      var isNotControlled = !('value' in props);
      var nextState = state.value > this.props.max ? (0, _objectSpread2.default)((0, _objectSpread2.default)({}, state), {}, {
        value: this.props.max
      }) : state;

      if (isNotControlled) {
        this.setState(nextState);
      }

      var changedValue = nextState.value;
      props.onChange(changedValue);
    }
  }, {
    key: "onStart",
    value: function onStart(position) {
      this.setState({
        dragging: true
      });
      var props = this.props;
      var prevValue = this.getValue();
      props.onBeforeChange(prevValue);
      var value = this.calcValueByPos(position);
      this.startValue = value;
      this.startPosition = position;
      if (value === prevValue) return;
      this.prevMovedHandleIndex = 0;
      this.onChange({
        value: value
      });
    }
  }, {
    key: "onMove",
    value: function onMove(e, position) {
      utils.pauseEvent(e);
      var oldValue = this.state.value;
      var value = this.calcValueByPos(position);
      if (value === oldValue) return;
      this.onChange({
        value: value
      });
    }
  }, {
    key: "onKeyboard",
    value: function onKeyboard(e) {
      var _this$props2 = this.props,
          reverse = _this$props2.reverse,
          vertical = _this$props2.vertical;
      var valueMutator = utils.getKeyboardValueMutator(e, vertical, reverse);

      if (valueMutator) {
        utils.pauseEvent(e);
        var state = this.state;
        var oldValue = state.value;
        var mutatedValue = valueMutator(oldValue, this.props);
        var value = this.trimAlignValue(mutatedValue);
        if (value === oldValue) return;
        this.onChange({
          value: value
        });
        this.props.onAfterChange(value);
        this.onEnd();
      }
    }
  }, {
    key: "getValue",
    value: function getValue() {
      return this.state.value;
    }
  }, {
    key: "getLowerBound",
    value: function getLowerBound() {
      var minPoint = this.props.startPoint || this.props.min;
      return this.state.value > minPoint ? minPoint : this.state.value;
    }
  }, {
    key: "getUpperBound",
    value: function getUpperBound() {
      if (this.state.value < this.props.startPoint) {
        return this.props.startPoint;
      }

      return this.state.value;
    }
  }, {
    key: "trimAlignValue",
    value: function trimAlignValue(v) {
      var nextProps = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

      if (v === null) {
        return null;
      }

      var mergedProps = (0, _objectSpread2.default)((0, _objectSpread2.default)({}, this.props), nextProps);
      var val = utils.ensureValueInRange(v, mergedProps);
      return utils.ensureValuePrecision(val, mergedProps);
    }
  }, {
    key: "render",
    value: function render() {
      var _this2 = this;

      var _this$props3 = this.props,
          prefixCls = _this$props3.prefixCls,
          vertical = _this$props3.vertical,
          included = _this$props3.included,
          disabled = _this$props3.disabled,
          minimumTrackStyle = _this$props3.minimumTrackStyle,
          trackStyle = _this$props3.trackStyle,
          handleStyle = _this$props3.handleStyle,
          tabIndex = _this$props3.tabIndex,
          ariaLabelForHandle = _this$props3.ariaLabelForHandle,
          ariaLabelledByForHandle = _this$props3.ariaLabelledByForHandle,
          ariaValueTextFormatterForHandle = _this$props3.ariaValueTextFormatterForHandle,
          min = _this$props3.min,
          max = _this$props3.max,
          startPoint = _this$props3.startPoint,
          reverse = _this$props3.reverse,
          handleGenerator = _this$props3.handle;
      var _this$state = this.state,
          value = _this$state.value,
          dragging = _this$state.dragging;
      var offset = this.calcOffset(value);
      var handle = handleGenerator({
        className: "".concat(prefixCls, "-handle"),
        prefixCls: prefixCls,
        vertical: vertical,
        offset: offset,
        value: value,
        dragging: dragging,
        disabled: disabled,
        min: min,
        max: max,
        reverse: reverse,
        index: 0,
        tabIndex: tabIndex,
        ariaLabel: ariaLabelForHandle,
        ariaLabelledBy: ariaLabelledByForHandle,
        ariaValueTextFormatter: ariaValueTextFormatterForHandle,
        style: handleStyle[0] || handleStyle,
        ref: function ref(h) {
          return _this2.saveHandle(0, h);
        }
      });
      var trackOffset = startPoint !== undefined ? this.calcOffset(startPoint) : 0;
      var mergedTrackStyle = trackStyle[0] || trackStyle;

      var track = /*#__PURE__*/_react.default.createElement(_Track.default, {
        className: "".concat(prefixCls, "-track"),
        vertical: vertical,
        included: included,
        offset: trackOffset,
        reverse: reverse,
        length: offset - trackOffset,
        style: (0, _objectSpread2.default)((0, _objectSpread2.default)({}, minimumTrackStyle), mergedTrackStyle)
      });

      return {
        tracks: track,
        handles: handle
      };
    }
  }]);
  return Slider;
}(_react.default.Component);

var _default = (0, _createSlider.default)(Slider);

exports.default = _default;