81 lines
2.4 KiB
Python
81 lines
2.4 KiB
Python
import discord
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from discord import app_commands as appcmds
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from discord.app_commands import Transformer
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from discord.enums import AppCommandOptionType
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from meta.errors import UserInputError
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from babel.translator import ctx_translator
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from .lib import parse_duration, strfdur
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from . import util_babel
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_, _p = util_babel._, util_babel._p
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class DurationTransformer(Transformer):
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"""
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Duration parameter, with included autocompletion.
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"""
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def __init__(self, multiplier=1):
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# Multiplier used for a raw integer value
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self.multiplier = multiplier
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@property
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def type(self):
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return AppCommandOptionType.string
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async def transform(self, interaction: discord.Interaction, value: str) -> int:
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"""
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Returns the number of seconds in the parsed duration.
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Raises UserInputError if the duration cannot be parsed.
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"""
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translator = ctx_translator.get()
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t = translator.t
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if value.isdigit():
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return int(value) * self.multiplier
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duration = parse_duration(value)
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if duration is None:
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raise UserInputError(
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t(_p(
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'utils:parse_dur|error',
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"Cannot parse `{value}` as a duration."
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)).format(
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value=value
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)
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)
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return duration or 0
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async def autocomplete(self, interaction: discord.Interaction, partial: str):
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"""
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Default autocomplete for Duration parameters.
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Attempts to parse the partial value as a duration, and reformat it as an autocomplete choice.
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If not possible, displays an error message.
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"""
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translator = ctx_translator.get()
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t = translator.t
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if partial.isdigit():
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duration = int(partial) * self.multiplier
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else:
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duration = parse_duration(partial)
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if duration is None:
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choice = appcmds.Choice(
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name=t(_p(
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'util:Duration|acmpl|error',
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"Cannot extract duration from \"{partial}\""
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)).format(partial=partial)[:100],
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value=partial
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)
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else:
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choice = appcmds.Choice(
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name=strfdur(duration, short=False, show_days=True)[:100],
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value=partial
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)
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return [choice]
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