"""
Discord dropdown UI components.

Contains generic Dropdown and DropdownView classes for custom selections.
"""
import logging
import discord

logger = logging.getLogger('discord_app')


class Dropdown(discord.ui.Select):
    def __init__(self, option_list: list, placeholder: str = 'Make your selection', min_values: int = 1,
                 max_values: int = 1, callback=None):
        # Set the options that will be presented inside the dropdown
        # options = [
        #     discord.SelectOption(label='Red', description='Your favourite colour is red', emoji='🟥'),
        #     discord.SelectOption(label='Green', description='Your favourite colour is green', emoji='🟩'),
        #     discord.SelectOption(label='Blue', description='Your favourite colour is blue', emoji='🟦'),
        # ]

        # The placeholder is what will be shown when no option is chosen
        # The min and max values indicate we can only pick one of the three options
        # The options parameter defines the dropdown options. We defined this above

        # If a default option is set on any SelectOption, the View will not process if only the default is
        # selected by the user
        self.custom_callback = callback
        super().__init__(
            placeholder=placeholder,
            min_values=min_values,
            max_values=max_values,
            options=option_list
        )

    async def callback(self, interaction: discord.Interaction):
        # Use the interaction object to send a response message containing
        # the user's favourite colour or choice. The self object refers to the
        # Select object, and the values attribute gets a list of the user's
        # selected options. We only want the first one.
        # await interaction.response.send_message(f'Your favourite colour is {self.values[0]}')
        logger.info(f'Dropdown callback: {self.custom_callback}')
        await self.custom_callback(interaction, self.values)


class DropdownView(discord.ui.View):
    def __init__(self, dropdown_objects: list[Dropdown], timeout: float = 300.0):
        super().__init__(timeout=timeout)

        # self.add_item(Dropdown())
        for x in dropdown_objects:
            self.add_item(x)