import logging
import tasks

from systemd.daemon import notify
from systemd import journal
from json import loads, dumps
from db import dbconn
from common import get_redis_queue

def run():
    ET = dbconn('etdb')
    q = get_redis_queue()
    notify("READY=1")
    while True:
        f, args = loads(q.blpop("tasks")[1].decode('utf-8'))
        journal.send("Running '{}'".format(f), ARGS=dumps(args))
        if f == 'generate_scenarios':
            args += [ET]
        getattr(tasks, f)(*args)
        journal.send("'{}' completed".format(f))
        if f == "build_portfolio":
            q.rpush("tasks",  dumps(("build_scenarios", args)))
        if f == "build_scenarios":
            q.rpush("tasks", dumps(("generate_scenarios", args[:-1])))
    ET.close()

if __name__=="__main__":
    logger = logging.getLogger('intex')
    logger.setLevel(logging.INFO)
    logger.addHandler(logging.StreamHandler())
    run()