import os
import shutil

from conpeek_setup import util


def run(config):
    util.print_black_light("Preparing kamailio file")

    output_directory = os.path.join(util.get_output_path(), "kamailio")
    template_kamailio_directory = os.path.join(util.get_templates_path(), "kamailio")

    shutil.rmtree(output_directory, ignore_errors=True)
    os.makedirs(output_directory, exist_ok=True)

    tenant_data = util.get_minimal_configuration()

    files_to_copy = [
        "kamailio.cfg",
        "kamailio-python.cfg"
    ]

    for file in files_to_copy:
        util.copy_file(os.path.join(template_kamailio_directory, file), output_directory)

    kamailio_replacements = {
        'MASTER_PASSWORD': config["machine_secrets"]["master_password"],
        'KAMAILIO_NAME': tenant_data["kamailio_name"],
        'DB_HOST': config["new_machine_network"]["internal_ip"]
    }

    for name in kamailio_replacements.keys():
        util.basic_on_location_sed(os.path.join(output_directory, "kamailio-python.cfg"), name, kamailio_replacements[name])

    public_ip = config["new_machine_network"]["external_ip"]
    if config.has_option('kamailio', 'public_ip'):
        public_ip = config["kamailio"]["public_ip"]

    util.basic_on_location_sed(os.path.join(output_directory, "kamailio.cfg"), 'KAMAILIO_PUBLIC_IP', public_ip)