Доступное время

                                                                            Array
(
    [service] => Array
        (
            [duration] => 120
            [preparation_time] => 60
            [post_service_time] => 60
        )

    [totalServiceTime] => 240
    [busySlots] => Array
        (
        )

    [dayIdx] => 2
    [work_days] => Array
        (
            [0] => 0
            [1] => 1
            [2] => 2
            [3] => 3
            [4] => 4
            [5] => 5
            [6] => 6
        )

    [holidays] => Array
        (
        )

    [workHours] => Array
        (
            [start] => 10:00
            [end] => 23:00
        )

    [slots] => Array
        (
            [0] => 11:00
            [1] => 11:30
            [2] => 12:00
            [3] => 12:30
            [4] => 13:00
            [5] => 13:30
            [6] => 14:00
            [7] => 14:30
            [8] => 15:00
            [9] => 15:30
            [10] => 16:00
            [11] => 16:30
            [12] => 17:00
            [13] => 17:30
            [14] => 18:00
            [15] => 18:30
            [16] => 19:00
            [17] => 19:30
            [18] => 20:00
        )

    [filter_now] => 15:11
    [slots_after_now] => Array
        (
            [0] => 15:30
            [1] => 16:00
            [2] => 16:30
            [3] => 17:00
            [4] => 17:30
            [5] => 18:00
            [6] => 18:30
            [7] => 19:00
            [8] => 19:30
            [9] => 20:00
        )

)