from aiogram.types import InlineKeyboardMarkup, InlineKeyboardButton
from app.config import TIME_SLOTS
from app.keyboards.back import get_back_button


def get_time_keyboard(busy_times):
    buttons = []
    row = []
    for slot in TIME_SLOTS:
        busy = slot in busy_times
        if busy:
            label = "\u274c" + " " + slot
        else:
            label = "\u2705" + " " + slot
        row.append(InlineKeyboardButton(text=label, callback_data="time_" + slot))
        if len(row) == 3:
            buttons.append(row)
            row = []
    if row:
        buttons.append(row)
    buttons.append(get_back_button())
    return InlineKeyboardMarkup(inline_keyboard=buttons)