#!/usr/bin/env python3
"""Remove resigned members from team_assignments.json.

Update RESIGNED_IDS with the Discord IDs of members who have resigned
before running this script.
"""

import json

# Discord IDs of members who have resigned - update before running
RESIGNED_IDS: list[str] = []


def main() -> None:
    """Remove resigned members from team assignments."""
    with open("team_assignments.json") as f:
        teams = json.load(f)

    changes_made = []

    for team in teams:
        team_name = team["name"]

        original_leaders = len(team["leaders"])
        team["leaders"] = [lid for lid in team["leaders"] if lid not in RESIGNED_IDS]
        if len(team["leaders"]) < original_leaders:
            removed = original_leaders - len(team["leaders"])
            changes_made.append(f"Removed {removed} leader(s) from {team_name}")

        original_participants = len(team["participants"])
        team["participants"] = [
            pid for pid in team["participants"] if pid not in RESIGNED_IDS
        ]
        if len(team["participants"]) < original_participants:
            removed = original_participants - len(team["participants"])
            changes_made.append(f"Removed {removed} participant(s) from {team_name}")
            print(f"⚠️  {team_name}: Proficiency distribution may need updating")

    with open("team_assignments.json", "w") as f:
        json.dump(teams, f, indent=2)

    if changes_made:
        print("✅ Successfully removed resigned members from team_assignments.json")
        print("\nChanges made:")
        for change in changes_made:
            print(f"  - {change}")
    else:
        print("No changes needed - resigned members were not found in team assignments")

    print("\nUpdated team sizes:")
    for team in teams:
        total_members = len(team["leaders"]) + len(team["participants"])
        print(
            f"  {team['name']}: {total_members} members "
            f"({len(team['leaders'])} leaders, {len(team['participants'])} participants)"  # noqa: E501
        )


if __name__ == "__main__":
    main()