"""Single released task-stream entry point."""
from copy import deepcopy
from rescopebench.case_validation import ReleasedCase
from copy import deepcopy as ext_deepcopy
from .spec import CASE_DIR, DATA, DATA_INITIAL_SNAPSHOT, DATA_TOOLS, DATA_TASKS, DATA_PROMPT, DATA_SCHEDULE
from .runtime import fn_public_boundary_projection, fn_public_grade, World

class Driver(ReleasedCase):
    case_id = 'filesystem_c_14_01_54'
    case_version = 'filesystem-independent-requests-evolution-v2'

    def __init__(self):
        self.source = deepcopy(CASE_DIR / 'raw')
        self.initial_snapshot = deepcopy(DATA_INITIAL_SNAPSHOT)
        self.tools = deepcopy(DATA_TOOLS)
        self.tasks = deepcopy(DATA_TASKS)
        self.directory = deepcopy(DATA)
        self.prompt = deepcopy(DATA_PROMPT)
        self.lifecycle_schedule = deepcopy(DATA_SCHEDULE)

    def create_world(self):
        return World(snapshot=ext_deepcopy(self.initial_snapshot), source_root=self.source)

    def begin(self, world, task):
        receipt = world.prepare_episode(task['private_task_id'])
        public = fn_public_boundary_projection(receipt)
        if public['event_id'] != task['event_id']:
            raise ValueError('actual boundary identity differs from frozen task')
        return {'status': 'success', 'boundary': receipt}

    def call(self, world, name, arguments):
        return world.call(name, arguments)

    def grade(self, world, task):
        return world.grade(task['private_task_id'])

    def public_grade(self, grade):
        return fn_public_grade(grade)

    def close(self, _world):
        return None