from db_logging import log_change
from entity import ensure_entity_active


def add_group_member(cursor, group_id, member_id, role):
    ensure_entity_active(cursor, group_id)
    ensure_entity_active(cursor, member_id)

    cursor.execute(
        """
        INSERT INTO group_member (group_id, member_id, role)
        VALUES (%s, %s, %s)
        """,
        (group_id, member_id, role)
    )

    log_change(
        cursor,
        f"Added member {member_id} to group {group_id} as {role}"
    )


def get_members_of_group(cursor, group_id):
    cursor.execute(
        """
        SELECT member_id, role
        FROM group_member
        WHERE group_id = %s
        """,
        (group_id,)
    )
    return cursor.fetchall()