CourseWork_Hotel/Hotel/HotelHeadwaiterApp/Views/Home/UpdateRoom.cshtml

@using HotelContracts.ViewModels;
@using HotelDataModels.Models;

@{
	ViewData["Title"] = "UpdateRoom";
}

<form method="post">
	<div class="text-center">
		<h2 class="display-4">Изменение номера</h2>
	</div>
	<div class="form-group">
		<label class="u-label u-text-custom-color-1 u-label-1">Комнаты: </label>
		<select id="room" name="room" class="form-control" asp-items="@(new SelectList(@ViewBag.Rooms, "Id", "RoomName"))"></select>
	</div>
	<div class="form-group">
		<label class="u-label u-text-custom-color-1 u-label-1">Название комнаты</label>
		<input type="text"
				id="roomName"
				placeholder="Введите название номера"
				name="roomName"
				class="form-control" />
	</div>
	<div class="form-group">
		<label class="u-label u-text-custom-color-1 u-label-1">Корпус</label>
		<input type="text"
			   id="roomFrame"
			   placeholder="Введите название корпуса"
			   name="roomFrame"
			   class="form-control" />
	</div>
	<div class="form-group">
		<label class="u-label u-text-custom-color-1 u-label-2">Цена комнаты</label>
		<input type="number"
				id="roomPrice"
				placeholder="Введите цену номера"
				name="roomPrice"
				class="form-control" />
	</div>
	<div class="form-group">
		<label class="u-label u-text-custom-color-1 u-label-2">Обеды</label>
	</div>
	<div class="form-group">
		<div class="col-8">
			<select name="lunches" class="form-control" multiple size="6" id="lunches">
				@foreach (var lunch in ViewBag.Lunches)
				{
					<option value="@lunch.Id">@lunch.LunchName</option>
				}
			</select>
		</div>
	</div>
	<br>
	<div class="u-container-layout u-container-layout-2">
		<input type="submit" value="Сохранить" class="btn btn-outline-dark text-center d-flex justify-content-md-center" />
	</div>
</form>

@section Scripts
{
	<script>
		function check() {
			var room = $('#room').val();
			if (room) {
				$.ajax({
					method: "GET",
					url: "/Home/GetRoom",
					data: { roomId: room },
					success: function (result) {
						$('#roomName').val(result.item1.roomName);
						$('#roomPrice').val(result.item1.roomPrice);
						$('#roomFrame').val(result.item1.roomFrame);
						$.map(result.item2, function (n) {
							console.log("#" + n);
							$("#" + n).attr("selected", "selected")
						});
					}
				});
			};
		}
		check();
		$('#room').on('change', function () {
			check();
		});
	</script>
}