function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
/**
 * 资源视图选区是否「同一 court + 连续多天」：
 * 仅当满足时才允许 Block / Create Booking（与日视图「同 court 连续多小时」语义对应）。
 * 单天选中（n === 1）也算连续。
 */
export function isResourceSelectionContiguousSameCourt(selections) {
  if (selections.length === 0) return false;
  var courtId = selections[0].courtId;
  if (selections.some(function (s) {
    return s.courtId !== courtId;
  })) return false;
  if (selections.length === 1) return true;
  var dates = _toConsumableArray(selections).map(function (s) {
    return s.dateKey;
  }).sort().map(function (s) {
    return new Date(s).getTime();
  });
  for (var i = 1; i < dates.length; i += 1) {
    var diffDays = Math.round((dates[i] - dates[i - 1]) / 86400000);
    if (diffDays !== 1) return false;
  }
  return true;
}