import config
import os
import sys

stdout_default = sys.stdout

deploy_path = config.deploy_path
env_file_name = config.env_file_name
titles_file_name = config.titles_file_name

session_server_root_dir = deploy_path + '/pixel-streaming-session-server'

if not os.path.isdir(session_server_root_dir):
    print('Package not installed')
    exit()

# define config variables
server_port = config.session_server_port
server_domain = config.session_server_domain
coordinator_url = config.coordinator_url
database_url = config.local_database_url
database_name = config.local_database_name
session_begin_port = config.session_begin_port
session_limit = config.session_limit
webrtc_server_path = config.webrtc_server_path

session_server_postfix = config.session_server_postfix
applications = config.applications

# generate session server .env

env_file_path = session_server_root_dir + '/' + env_file_name

output_file = open(env_file_path, 'w')
sys.stdout = output_file

print('PORT=', server_port)
print('EXTERNAL_DOMAIN=', '"' + server_domain + '/' + session_server_postfix + '/' + '"')
print('COORDINATOR_URL=', '"' + coordinator_url + '"')
print('DATABASE_URL=', '"' + database_url + '"')
print('DATABASE_NAME=', '"' + database_name + '"')
print('WEBRTC_PORT_BEGIN=', session_begin_port)
print('SESSION_LIMIT=', session_limit)
print('WEBRTC_SERVER_PATH=', '"' + webrtc_server_path + '"')

sys.stdout = stdout_default
output_file.close()

# generate sesion server titles.json

titles_file_path = session_server_root_dir + '/' + titles_file_name

output_file = open(titles_file_path, 'w')
sys.stdout = output_file


app_last_index = len(applications)

print('[')

for i in range(0, app_last_index):
    print('\t{')
    print('\t\t' + '"title":"' + applications[i][0] + '",')
    print('\t\t' + '"path":"' + applications[i][1] + '"')
    if i == app_last_index - 1:
        print('\t}')
    else:
        print('\t},')

print(']')

sys.stdout = stdout_default
output_file.close()

print('\nPackage configured.\n')