import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
import _extends from "@babel/runtime/helpers/esm/extends";
const _excluded = ["duration", "easing", "delay"];
const easing = {
  // This is the most common easing curve.
  easeInOut: "cubic-bezier(0.4, 0, 0.2, 1)",
  // Objects enter the screen at full velocity from off-screen and
  // slowly decelerate to a resting point.
  easeOut: "cubic-bezier(0.0, 0, 0.2, 1)",
  // Objects leave the screen at full velocity. They do not decelerate when off-screen.
  easeIn: "cubic-bezier(0.4, 0, 1, 1)",
  // The sharp curve is used by objects that may return to the screen at any time.
  sharp: "cubic-bezier(0.4, 0, 0.6, 1)"
};
const duration = {
  shortest: 150,
  shorter: 200,
  short: 250,
  // most basic recommended timing
  standard: 300,
  // this is to be used in complex animations
  complex: 375,
  // recommended when something is entering screen
  enteringScreen: 225,
  // recommended when something is leaving screen
  leavingScreen: 195
};
function formatMs(milliseconds) {
  return `${Math.round(milliseconds)}ms`;
}
function getAutoHeightDuration(height) {
  if (!height) {
    return 0;
  }
  const constant = height / 36;
  return Math.round((4 + 15 * constant ** 0.25 + constant / 5) * 10);
}
function createTransitions(inputTransitions) {
  const mergedEasing = _extends({}, easing, inputTransitions.easing);
  const mergedDuration = _extends({}, duration, inputTransitions.duration);
  const create = (props = ["all"], options = {}) => {
    const {
      duration: durationOption = mergedDuration.standard,
      easing: easingOption = mergedEasing.easeInOut,
      delay = 0
    } = options, other = _objectWithoutPropertiesLoose(options, _excluded);
    if (process.env.NODE_ENV !== "production") {
      const isString = (value) => typeof value === "string";
      const isNumber = (value) => !isNaN(parseFloat(value));
      if (!isString(props) && !Array.isArray(props)) {
        console.error('MUI: Argument "props" must be a string or Array.');
      }
      if (!isNumber(durationOption) && !isString(durationOption)) {
        console.error(`MUI: Argument "duration" must be a number or a string but found ${durationOption}.`);
      }
      if (!isString(easingOption)) {
        console.error('MUI: Argument "easing" must be a string.');
      }
      if (!isNumber(delay) && !isString(delay)) {
        console.error('MUI: Argument "delay" must be a number or a string.');
      }
      if (typeof options !== "object") {
        console.error(["MUI: Secong argument of transition.create must be an object.", "Arguments should be either `create('prop1', options)` or `create(['prop1', 'prop2'], options)`"].join("\n"));
      }
      if (Object.keys(other).length !== 0) {
        console.error(`MUI: Unrecognized argument(s) [${Object.keys(other).join(",")}].`);
      }
    }
    return (Array.isArray(props) ? props : [props]).map((animatedProp) => `${animatedProp} ${typeof durationOption === "string" ? durationOption : formatMs(durationOption)} ${easingOption} ${typeof delay === "string" ? delay : formatMs(delay)}`).join(",");
  };
  return _extends({
    getAutoHeightDuration,
    create
  }, inputTransitions, {
    easing: mergedEasing,
    duration: mergedDuration
  });
}
export {
  createTransitions as default,
  duration,
  easing
};
