import uuid

from django.db import models

from centralisedFileSystem.models import Script


class States:
    """
    All the possible states of the audit.
    """

    PENDING = "PENDING"
    STARTED = "STARTED"
    SUCCESS = "SUCCESS"
    FAILURE = "FAILURE"
    RETRY = "RETRY"
    REVOKED = "REVOKED"

# class AuditStatus(models.Model):
#     STATUS = (
#         ("N", "notstarted"),
#         ("R", "running"),
#         ("S", "success"),
#         ("F", "failed"),
#     )

#     id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
#     script = models.ForeignKey(
#         Script, on_delete=models.CASCADE, related_name="audit_scripts_files"
#     )
#     script_audit_status = models.CharField(choices=STATUS, default="N", max_length=20)


class ScriptAuditModel(models.Model):

    _STATES = tuple(((v, v) for k, v in States.__dict__.items() if k[:2] != "__"))
    """
    PENDING (waiting for execution or unknown task id)
    STARTED (task has been started)
    SUCCESS (task executed successfully)
    FAILURE (task execution resulted in exception)
    RETRY (task is being retried)
    REVOKED (task has been revoked)
    """

    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
    script = models.OneToOneField(
        Script, on_delete=models.CASCADE, blank=False, null=False, related_name="script_audit"
    )
    celery_id = models.CharField(max_length=50, blank=False, null=True, editable=False)
    last_call = models.DateTimeField(auto_now=True)
    pre_audit_run = models.BooleanField(default=False)
    status = models.CharField(max_length=10, blank=True, null=True, choices=_STATES)
    results = models.CharField(max_length=200, blank=True, null=True)
    retries = models.IntegerField(default=0)
    expected_duration = models.CharField(max_length=30, blank=True, null=True)
    number_of_pages = models.IntegerField(blank=True, null=True)
    screenplay_language = models.CharField(max_length=50, blank=False, null=True)
    dialogue_language = models.CharField(max_length=50, blank=False, null=True)
    transaction_hash = models.CharField(max_length=200, blank=False, null=True)
    bchain_privatekey = models.CharField(max_length=200, blank=False, null=True)
    #only_audit = models.BooleanField(null=True, blank=True)