import mysql.connector

def create_connection(host, user, password, db):
    return mysql.connector.connect(
            host=host,
            user=user,
            password=password,
            database=db,
        )

def init_test_database(db):
    cursor = db.cursor()
    cursor.execute("CREATE TABLE discord_link ( admin_id int(10) UNSIGNED NOT NULL, discord_id bigint(20) UNSIGNED NOT NULL, steamid varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL);")
    cursor.execute("CREATE TABLE sm_admins ( id int(10) UNSIGNED NOT NULL, authtype enum('steam', 'name', 'ip') COLLATE utf8mb4_unicode_ci NOT NULL, identity varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL, password varchar(65) COLLATE utf8mb4_unicode_ci DEFAULT NULL, flags varchar(30) COLLATE utf8mb4_unicode_ci NOT NULL, name varchar(65) COLLATE utf8mb4_unicode_ci NOT NULL, immunity int(10) UNSIGNED NOT NULL);")
    cursor.execute("ALTER TABLE discord_link ADD PRIMARY KEY (admin_id), ADD UNIQUE KEY admin_id (admin_id), ADD UNIQUE KEY discord_id (discord_id), ADD UNIQUE KEY steamid (steamid);")
    cursor.execute("ALTER TABLE sm_admins ADD PRIMARY KEY (id), ADD UNIQUE KEY identity (identity), ADD UNIQUE KEY id (id);")
    cursor.execute("ALTER TABLE sm_admins MODIFY id int(10) UNSIGNED NOT NULL AUTO_INCREMENT;")
    cursor.execute("ALTER TABLE discord_link ADD CONSTRAINT discord_link_ibfk_1 FOREIGN KEY (admin_id) REFERENCES sm_admins (id);")

def create_reserved_slot(db, discord_user, steam_id):
    cursor = db.cursor()

    try:
        sql_sm = "INSERT INTO sm_admins (authtype, identity, password, flags, name, immunity) VALUES (%s, %s, %s, %s, %s, %s)"
        val_sm = ("steam", steam_id, "", "a", discord_user.username, "5")
        cursor.execute(sql_sm, val_sm)
        db.commit() 

        id = cursor.lastrowid

        sql_discord = "INSERT INTO discord_link (admin_id, discord_id, steamid) VALUES (%s, %s, %s)"
        val_discord = (id, str(discord_user.id), steam_id)
        cursor.execute(sql_discord, val_discord)
        db.commit()
    except mysql.connector.IntegrityError:
        raise Exception("Duplicate entrys")