from secrets import token_urlsafe
import streamlit as st

from supabase import Client


USERS_TABLE = "npcs_users"
USER_ROSTERS_TABLE = "npcs_user_rosters"
TOKENS_TABLE = "npcs_tokens"


def update_selection(user_id: str | int, position_id: str, player_id: str, supabase_client: Client):
    existing_record = (
        supabase_client.table(USER_ROSTERS_TABLE)
        .select("*")
        .match({"user_id": user_id, "position_id": position_id})
        .execute()
        .data
    )
    if existing_record:
        (
            supabase_client.table(USER_ROSTERS_TABLE)
            .update({"user_id": user_id, "position_id": position_id, "player_id": player_id})
            .match({"user_id": user_id, "position_id": position_id})
            .execute()
        )
    else:
        (
            supabase_client.table(USER_ROSTERS_TABLE)
            .insert({"user_id": user_id, "position_id": position_id, "player_id": player_id})
            .execute()
        )


def get_user_team(user_id, supabase_client: Client):
    team = (
        supabase_client.table(USER_ROSTERS_TABLE)
        .select("position_id", "player_id")
        .eq("user_id", user_id)
        .execute()
        .data
    )
    if team:
        return {x["position_id"]: x["player_id"] for x in team}
    else:
        return {}


def add_new_user(email: str, name: str, supabase_client: Client):
    (supabase_client.table(USERS_TABLE).insert({"email": email.lower(), "name": name}).execute())


def get_user(user_id: int, supabase_client: Client):
    user_data = (
        supabase_client.table("npcs_users").select("user_id", "email", "name").eq("user_id", user_id).execute().data
    )
    if not user_data:
        return {}
    return user_data[0]


def get_user_id_if_email_exists(email: str, supabase_client: Client) -> int | None:
    query_result = supabase_client.table(USERS_TABLE).select("user_id").eq("email", email.lower()).execute().data
    if query_result:
        user_id = query_result[0]["user_id"]
    else:
        user_id = None
    return user_id


def is_admin(user_id: int | None, supabase_client: Client):
    if user_id is None:
        return False
    query_result = supabase_client.table(USERS_TABLE).select("admin").eq("user_id", user_id).execute().data
    if query_result:
        return query_result[0]["admin"] is True
    return False


def login_by_token(token: str, supabase_client: Client):
    # returns true if logged in successfully
    query_result = supabase_client.table(TOKENS_TABLE).select("user_id").eq("token", token).execute().data
    if query_result:
        user_id = query_result[0]["user_id"]
        st.session_state["logged_in_user"] = user_id
    else:
        user_id = None
    return user_id


def create_new_token_for_user(user_id: int, supabase_client: Client, existing_user: bool = False):
    # returns true if logged in successfully
    token = token_urlsafe(32)
    supabase_client.table(TOKENS_TABLE).upsert({"user_id": user_id, "token": token}).execute()
    return token


def get_all_users(supabase_client: Client, columns_included: list[str] = ["user_id", "name", "email"]):
    all_users = supabase_client.table(USERS_TABLE).select(*columns_included).execute().data
    return all_users


def get_all_rosters(supabase_client: Client) -> list[dict[str, int | str]]:
    all_rosters = supabase_client.table(USER_ROSTERS_TABLE).select("user_id", "position_id", "player_id").execute().data
    return all_rosters


def get_all_rosters_week(week: int, supabase_client: Client) -> list[dict[str, int | str]]:
    week_rosters = (
        supabase_client.table(USER_ROSTERS_TABLE)
        .select("user_id", "position_id", "player_id")
        .like("position_id", f"{week}%")
        .execute()
        .data
    )
    return week_rosters


def migrate_players_from_week(migrate_from_week: int, supabase_client: Client):
    """
    Migrate players from the week = migrate_from_week to the week = migrate_from_week + 1
    """
    rosters = get_all_rosters_week(migrate_from_week, supabase_client)
    for roster_slot_map in rosters:
        position_id = str(roster_slot_map["position_id"])
        player_id = str(roster_slot_map["player_id"])
        user_id = int(roster_slot_map["user_id"])
        new_position_id = f"""{migrate_from_week + 1}-{position_id.split("-", 1)[1]}"""
        update_selection(user_id, new_position_id, player_id, supabase_client)