import discord
import re

def strip_emoji(text):
    """Remove emoji characters for fuzzy matching."""
    emoji_pattern = re.compile("["
        u"\U0001F600-\U0001F64F\U0001F300-\U0001F5FF\U0001F680-\U0001F6FF"
        u"\U0001F1E0-\U0001F1FF\U00002702-\U000027B0\U000024C2-\U0001F251"
        u"\U0000FE00-\U0000FE0F\U0000200D\U0000E0100-\U0000E01EFF"
        u"\u20E3\u00A9\u00AE\u2122"
        "]+", flags=re.UNICODE)
    return emoji_pattern.sub('', text).strip()

async def find_category(guild, category_name_or_id):
    """Find a category by ID or name (exact then fuzzy)."""
    # 1. Try by ID
    try:
        cat_id = int(category_name_or_id)
        cat = guild.get_channel(cat_id)
        if cat and isinstance(cat, discord.CategoryChannel):
            return cat
    except (ValueError, TypeError):
        pass
    
    # 2. Exact name
    for cat in guild.categories:
        if cat.name.casefold() == category_name_or_id.casefold():
            return cat
    
    # 3. Fuzzy (strip emoji)
    clean_search = strip_emoji(category_name_or_id).lower().strip()
    for cat in guild.categories:
        clean_name = strip_emoji(cat.name).lower().strip()
        if clean_name == clean_search or (clean_search and clean_search in clean_name):
            return cat
    
    return None

async def execute(bot, params, message):
    categories = params.get('categories', [])
    if not categories:
        categories = [params]
    guild = message.guild
    deleted_count = 0
    for category_params in categories:
        category_name = category_params.get('category_name') or category_params.get('category_id')
        if not category_name:
            continue
        category = await find_category(guild, category_name)
        if not category:
            await message.channel.send(f"Catégorie '{category_name}' introuvable.")
            continue
        try:
            await category.delete(reason="Supprimée par le Superviseur")
            deleted_count += 1
        except discord.Forbidden:
            await message.channel.send(f"Je n'ai pas les permissions pour supprimer la catégorie '{category_name}'.")
    if deleted_count > 0:
        await message.channel.send(f"{deleted_count} catégorie(s) supprimée(s).")