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from .task_status import TaskStatus
from workflow_engine.signatures import check_status_signature
import pandas as pd


class CircusStatus(TaskStatus):
    STATUS_MAP = {
        0: 'Running',
        1: 'Completed'
    }

    def __init__(self, remote_queues=None):
        if remote_queues is None:
            remote_queues = ['circus']

        super(CircusStatus, self).__init__(remote_queues)


    def query_remote_state(self, status_dict):
        """
        state_dicts: [{ 'remote_id': 'Moab.123'}, ... ]
        """
        #circus_inspect = inspect_signature.delay().get() # TODO: asynchronous
        status_dict = check_status_signature()# TODO: asynchronous

        circus_state_df = pd.DataFrame.from_records((
            (k,
             job['wid'],
             CircusStatus.STATUS_MAP.get(job['status'], 'Unknown'),
             job['username'],
             (job['exit_code']
                  if job['exit_code'] is not None
                  else -1
             )) for k,job in status_dict.items()),
            columns=[
                'remote_id', 'task_name', 'remote_state', 'user', 'exit_code']
        )

        return circus_state_df

