#!/usr/bin/env python3
"""Get all members who currently have the Cohort role."""

import asyncio
import json
import os
from pathlib import Path

import aiohttp

DATA_DIR = Path(__file__).parent.parent.parent / "data"

DISCORD_BOT_TOKEN = os.environ["DISCORD_BOT_TOKEN"]
GUILD_ID = "692816967895220344"
COHORT_ROLE_ID = "1464314780935258112"


async def get_all_members_with_role(
    session: aiohttp.ClientSession,
) -> list[dict[str, str]]:
    """Get all members who have the Cohort role."""
    members = []
    headers = {"Authorization": f"Bot {DISCORD_BOT_TOKEN}"}

    after = None

    while True:
        url = f"https://discord.com/api/v10/guilds/{GUILD_ID}/members"
        params: dict[str, str | int] = {"limit": 1000}
        if after:
            params["after"] = after

        async with session.get(url, headers=headers, params=params) as resp:
            if resp.status != 200:
                error_text = await resp.text()
                raise RuntimeError(
                    f"Failed to fetch members: {resp.status} - {error_text}"
                )

            data = await resp.json()

            if not data:
                break

            for member in data:
                if COHORT_ROLE_ID in member.get("roles", []):
                    members.append(
                        {
                            "id": member["user"]["id"],
                            "username": member["user"]["username"],
                            "display_name": member.get("nick")
                            or member["user"]["username"],
                        }
                    )

            if len(data) < 1000:
                break

            after = data[-1]["user"]["id"]

    return members


async def main() -> None:
    """Get all cohort members with the Cohort role."""
    async with aiohttp.ClientSession() as session:
        print("Fetching all members with Cohort role...")

        cohort_members = await get_all_members_with_role(session)

        print(f"\n✨ Found {len(cohort_members)} members with the Cohort role:\n")

        for i, member in enumerate(cohort_members, 1):
            print(
                f"{i}. {member['display_name']} (@{member['username']}) - ID: {member['id']}"  # noqa: E501
            )

        with open(DATA_DIR / "active_cohort_members.json", "w") as f:
            json.dump(cohort_members, f, indent=2)

        print("\nSaved to active_cohort_members.json")

        print("\nMember IDs only:")
        print(json.dumps([m["id"] for m in cohort_members], indent=2))


if __name__ == "__main__":
    asyncio.run(main())