import pika

import os

from functions import log

if not os.path.exists("approved_projects"):
    os.makedirs("approved_projects")

connection = pika.BlockingConnection(pika.ConnectionParameters('localhost', 5672, '/', pika.PlainCredentials("user", "password")))
channel = connection.channel()

channel.queue_declare(queue='approved_projects')

def process_approved_project(ch, method, properties, body):
    proposal = body.decode()
    acronym, title, description, amount = proposal.split(',')


    filename = os.path.join(os.getcwd(), 'approved_projects', f'{acronym}.txt')
    with open(filename, 'w') as f:
        f.write(f'Acronym: {acronym}\n')
        f.write(f'Researcher: {description}\n')
        f.write(f'Budget: {amount}\n')

    log(f'Approved project received: {body}')

channel.basic_consume(queue='approved_projects', on_message_callback=process_approved_project, auto_ack=True)

try:
    log('University waiting for approved projects...')
    channel.start_consuming()
except KeyboardInterrupt:
    channel.stop_consuming()
    connection.close()