# Copyright 2021 Max Planck Institute for Software Systems, and
# National University of Singapore
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

import json
import time

from simbricks.experiments import Experiment


class ExpOutput(object):
    """Manages an experiment's output."""

    def __init__(self, exp: Experiment):
        self.exp_name = exp.name
        self.metadata = exp.metadata
        self.start_time = None
        self.end_time = None
        self.sims = {}
        self.success = True
        self.interrupted = False

    def set_start(self):
        self.start_time = time.time()

    def set_end(self):
        self.end_time = time.time()

    def set_failed(self):
        self.success = False

    def set_interrupted(self):
        self.success = False
        self.interrupted = True

    def add_sim(self, sim, comp):
        obj = {
            'class': sim.__class__.__name__,
            'cmd': comp.cmd_parts,
            'stdout': comp.stdout,
            'stderr': comp.stderr,
        }
        self.sims[sim.full_name()] = obj

    def dumps(self):
        return json.dumps(self.__dict__)

    def loads(self, json_s):
        for k, v in json.loads(json_s).items():
            self.__dict__[k] = v
