"use strict";

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

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

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

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));

var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));

var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));

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

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

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

var _services = require("../../services");

var _predicate = require("../../services/predicate");

var _accessibility = require("../accessibility");

var _i18n = require("../i18n");

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

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(Object(source), true).forEach(function (key) { (0, _defineProperty2.default)(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; } /*
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      * SPDX-License-Identifier: Apache-2.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      *
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      * The OpenSearch Contributors require contributions made to
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      * this file be licensed under the Apache-2.0 license or a
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      * compatible open source license.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      *
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      * Modifications Copyright OpenSearch Contributors. See
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      * GitHub history for details.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      */ /*
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * Licensed to Elasticsearch B.V. under one or more contributor
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * license agreements. See the NOTICE file distributed with
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * this work for additional information regarding copyright
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * ownership. Elasticsearch B.V. licenses this file to you under
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * the Apache License, Version 2.0 (the "License"); you may
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * not use this file except in compliance with the License.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * You may obtain a copy of the License at
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          *
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          *    http://www.apache.org/licenses/LICENSE-2.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          *
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * software distributed under the License is distributed on an
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * KIND, either express or implied.  See the License for the
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * specific language governing permissions and limitations
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * under the License.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          */

var EuiSaturation = /*#__PURE__*/(0, _react.forwardRef)(function (_ref, ref) {
  var className = _ref.className,
      _ref$color = _ref.color,
      color = _ref$color === void 0 ? [1, 0, 0] : _ref$color,
      _ref$dataTestSubj = _ref['data-test-subj'],
      dataTestSubj = _ref$dataTestSubj === void 0 ? 'euiSaturation' : _ref$dataTestSubj,
      hex = _ref.hex,
      id = _ref.id,
      onChange = _ref.onChange,
      _ref$tabIndex = _ref.tabIndex,
      tabIndex = _ref$tabIndex === void 0 ? 0 : _ref$tabIndex,
      rest = (0, _objectWithoutProperties2.default)(_ref, ["className", "color", "data-test-subj", "hex", "id", "onChange", "tabIndex"]);

  var _useState = (0, _react.useState)({
    left: 0,
    top: 0
  }),
      _useState2 = (0, _slicedToArray2.default)(_useState, 2),
      indicator = _useState2[0],
      setIndicator = _useState2[1];

  var _useState3 = (0, _react.useState)([]),
      _useState4 = (0, _slicedToArray2.default)(_useState3, 2),
      lastColor = _useState4[0],
      setlastColor = _useState4[1];

  var boxRef = (0, _react.useRef)(null);
  (0, _react.useEffect)(function () {
    // Mimics `componentDidMount` and `componentDidUpdate`
    var _color = (0, _slicedToArray2.default)(color, 3),
        s = _color[1],
        v = _color[2];

    if (!(0, _predicate.isNil)(boxRef.current) && lastColor.join() !== color.join()) {
      var _boxRef$current$getBo = boxRef.current.getBoundingClientRect(),
          height = _boxRef$current$getBo.height,
          width = _boxRef$current$getBo.width;

      setIndicator({
        left: s * width,
        top: (1 - v) * height
      });
    }
  }, [color, lastColor]);

  var calculateColor = function calculateColor(_ref2) {
    var top = _ref2.top,
        height = _ref2.height,
        left = _ref2.left,
        width = _ref2.width;

    var _color2 = (0, _slicedToArray2.default)(color, 1),
        h = _color2[0];

    var s = left / width;
    var v = 1 - top / height;
    return [h, s, v];
  };

  var handleUpdate = function handleUpdate(box) {
    var left = box.left,
        top = box.top;
    setIndicator({
      left: left,
      top: top
    });
    var newColor = calculateColor(box);
    setlastColor(newColor);
    onChange(newColor);
  };

  var handleChange = function handleChange(location) {
    if ((0, _predicate.isNil)(boxRef) || (0, _predicate.isNil)(boxRef.current)) {
      return;
    }

    var box = (0, _utils.getEventPosition)(location, boxRef.current);
    handleUpdate(box);
  };

  var _useMouseMove = (0, _services.useMouseMove)(handleChange, boxRef.current),
      _useMouseMove2 = (0, _slicedToArray2.default)(_useMouseMove, 2),
      handleMouseDown = _useMouseMove2[0],
      handleInteraction = _useMouseMove2[1];

  var handleKeyDown = function handleKeyDown(event) {
    if ((0, _predicate.isNil)(boxRef) || (0, _predicate.isNil)(boxRef.current)) {
      return;
    }

    var _boxRef$current$getBo2 = boxRef.current.getBoundingClientRect(),
        height = _boxRef$current$getBo2.height,
        width = _boxRef$current$getBo2.width;

    var left = indicator.left,
        top = indicator.top;
    var heightScale = height / 100;
    var widthScale = width / 100;
    var newLeft = left;
    var newTop = top;

    switch (event.key) {
      case _services.keys.ARROW_DOWN:
        event.preventDefault();
        newTop = top < height ? top + heightScale : height;
        break;

      case _services.keys.ARROW_LEFT:
        event.preventDefault();
        newLeft = left > 0 ? left - widthScale : 0;
        break;

      case _services.keys.ARROW_UP:
        event.preventDefault();
        newTop = top > 0 ? top - heightScale : 0;
        break;

      case _services.keys.ARROW_RIGHT:
        event.preventDefault();
        newLeft = left < width ? left + widthScale : width;
        break;

      default:
        return;
    }

    var newPosition = {
      left: newLeft,
      top: newTop
    };
    setIndicator(newPosition);
    var newColor = calculateColor(_objectSpread({
      width: width,
      height: height
    }, newPosition));
    onChange(newColor);
  };

  var classes = (0, _classnames.default)('euiSaturation', className);
  return /*#__PURE__*/_react.default.createElement(_i18n.EuiI18n, {
    token: "euiSaturation.roleDescription",
    default: "HSV color mode saturation and value selection"
  }, function (roleDescription) {
    return (
      /*#__PURE__*/
      // Unsure why this element causes errors as `tabIndex` and focus/interactivity (by extension) are accounted for.
      // eslint-disable-next-line jsx-a11y/aria-activedescendant-has-tabindex, jsx-a11y/no-noninteractive-element-interactions
      _react.default.createElement("div", (0, _extends2.default)({
        role: "application",
        "aria-roledescription": roleDescription,
        "aria-describedby": "".concat(id, "-saturationDescription"),
        "aria-activedescendant": "".concat(id, "-saturationIndicator"),
        onMouseDown: handleMouseDown,
        onTouchStart: handleInteraction,
        onTouchMove: handleInteraction,
        onKeyDown: handleKeyDown,
        ref: ref,
        tabIndex: tabIndex,
        className: classes,
        "data-test-subj": dataTestSubj,
        style: {
          background: "hsl(".concat(color[0], ", 100%, 50%)")
        }
      }, rest), /*#__PURE__*/_react.default.createElement(_accessibility.EuiScreenReaderOnly, null, /*#__PURE__*/_react.default.createElement("p", null, /*#__PURE__*/_react.default.createElement(_i18n.EuiI18n, {
        token: "euiSaturation.screenReaderAnnouncement",
        default: "Use the arrow keys to navigate the square color gradient. The coordinates resulting from each key press will be used to calculate HSV color mode 'saturation' and 'value' numbers, in the range of 0 to 1. Left and right decrease and increase (respectively) the 'saturation' value. Up and down decrease and increase (respectively) the 'value' value."
      }))), /*#__PURE__*/_react.default.createElement(_accessibility.EuiScreenReaderOnly, null, /*#__PURE__*/_react.default.createElement("p", {
        "aria-live": "polite"
      }, hex)), /*#__PURE__*/_react.default.createElement("div", {
        className: "euiSaturation__lightness",
        ref: boxRef
      }, /*#__PURE__*/_react.default.createElement("div", {
        className: "euiSaturation__saturation"
      })), /*#__PURE__*/_react.default.createElement("div", {
        id: "".concat(id, "-saturationIndicator"),
        className: "euiSaturation__indicator",
        style: _objectSpread({}, indicator)
      }))
    );
  });
});
exports.EuiSaturation = EuiSaturation;
EuiSaturation.propTypes = {
  className: _propTypes.default.string,
  "aria-label": _propTypes.default.string,
  "data-test-subj": _propTypes.default.string,
  color: _propTypes.default.any,
  onChange: _propTypes.default.func.isRequired,
  hex: _propTypes.default.string
};
EuiSaturation.displayName = 'EuiSaturation';