import discord
import asyncio

async def guild_create(bot: discord.Client, guild_name: str, user_id: int):
    """
    Creates a guild and sends an invite link to the specified user via DM.

    Args:
        bot:        The bot instance.
        guild_name: Name of the new guild.
        user_id:    Discord user ID to DM the invite to.
    """
    # Create the guild
    guild = await bot.create_guild(name=guild_name)

    # Wait for guild to be fully available in cache (adjust time if needed)
    for _ in range(10):
        await asyncio.sleep(2)
        if bot.get_guild(guild.id):
            break

    # Try to find a text channel where we can create an invite
    for channel in guild.text_channels:
        if channel.permissions_for(guild.me).create_instant_invite:
            invite = await channel.create_invite(max_age=3600, max_uses=1, unique=True)
            break
    else:
        raise RuntimeError("No channel found with permission to create invites.")

    # Send invite via DM
    user = await bot.fetch_user(user_id)
    try:
        await user.send(f"Here is your invite to **{guild_name}**: {invite.url}")
    except discord.Forbidden:
        raise RuntimeError("Unable to send DM to user.")

    return guild