from textual.widgets import Input, Static, Button 
from textual.containers import Horizontal
from textual.validation import Number
from textual.app import ComposeResult

from datetime import datetime

from BingoBoard import BingoBoard

class BingoDisplay(Static):
    '''
    A Widget to represent the bingo UI.

    Contains the board, input field and re-roll button.

    Attributes
    ----------
    board : BingoBoard
        The BingoBoard object
    input_field : Input
        User input for game seed
    '''

    def compose(self) -> ComposeResult:
        '''Create child widgets for the app.'''
        self.board = BingoBoard()
        yield self.board
        self.input_field = Input(
                str(self.board.seed),
                type='integer',
                placeholder='UNIX timestamp',
                max_length=10,
                classes='seed_input',
                validators=[
                    Number(minimum=1000000000, maximum = 2000000000)
                ]
        )
        self.input_field.border_title = 'Seed'
        yield Horizontal(
            self.input_field,
            Button.error(':game_die: re-roll', classes='roll_btn'),
            classes='bottom_line'
        )

    def on_button_pressed(self, event: Button.Pressed) -> None:
        '''Re-roll the board state with current time as seed'''
        self.board.roll_board(int(datetime.now().timestamp()))
        self.input_field.value = str(self.board.seed)

    def on_input_submitted(self, event: Input.Submitted) -> None:
        '''Re-roll the board state with the seed from the input'''
        if event.validation_result.is_valid:
            self.board.roll_board(int(event.value))