105 lines
4.5 KiB
Python
105 lines
4.5 KiB
Python
from django.db import models
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from django.utils.translation import gettext_lazy as _
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from lib.models.base import MetaDataModel
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from apps.employee.models import Employee
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from jsonfield import JSONField
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import collections
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# Create your models here.
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class Schedule(MetaDataModel):
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"""
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A model that holds the schedule information. Here we store the form data and let the Peregrine cluster make the calculations.
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It will inherit the attributes :attr:`~lib.models.base.MetaDataModel.created_at` and :attr:`~lib.models.base.MetaDataModel.updated_at` from the Abstract model :class:`~lib.models.base.MetaDataModel`
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Attributes
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----------
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employee : Employee
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The employee that is the owner of this schedule.
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name : str
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The name of the schedule. Max length is 100 characters.
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email : str
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The email address where the results should be sent to. Max length is 100 characters.
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status : ScheduleStatus
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The status of the schedule.
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"""
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class Meta:
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verbose_name = _('schedule')
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verbose_name_plural = _('schedules')
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class ScheduleStatus(models.TextChoices):
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"""This is a sub class of Schedule which holds all the possible schedule statuses
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.. data:: NEW
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The schedule is just created and waiting to be picked up by the Peregrine scripts.
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.. data:: ACCEPTED
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The Peregrine scripts have accepted the new schedule job. And the input is valid.
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.. data:: PROCESSING
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The Peregrine job is submitted to the job queue and should be starting soon.
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.. data:: PROCESSED
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The Peregrine job is finished, and the results will be futher processed in order to create a new report with the outcome.
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.. data:: DONE
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The schedule rapport is created and uploaded to the database. The Peregrine process is done.
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.. data:: INVALID
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The entered data is invalid. Either directly by the posting of the form. Or when the Peregrine script could not read the input.
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.. data:: FAILURE
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Something when wrong on Peregrine. Look at the logging output of the Peregrine job
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"""
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NEW = 'new', _('New')
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ACCEPTED = 'accepted', _('Accepted')
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PROCESSING = 'processing', _('Processing')
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PROCESSED = 'processed', _('Processed')
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DONE = 'done', _('Done')
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INVALID = 'invalid', _('Invalid')
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FAILURE = 'failure', _('Failure')
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employee = models.ForeignKey(Employee, on_delete=models.CASCADE, help_text=_('Select the employee that is responsible for this schedule request'))
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name = models.CharField(_('Name'), max_length=100, help_text=_('Name of the schedule'))
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email = models.CharField(_('Email address'), max_length=100, help_text=_('Email address where the results will be sent to.'))
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status = models.CharField(_('Status'), max_length=10, choices=ScheduleStatus.choices, default=ScheduleStatus.NEW, help_text=_('The status of this schedule.'), db_index=True, )
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planning_source = JSONField(_('Schedule input'), blank=True, load_kwargs={'object_pairs_hook': collections.OrderedDict}, help_text=_('The schedule input in JSON format based on the form data'))
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peregrine_result = JSONField(_('Peregrine JSON output'), blank=True, load_kwargs={'object_pairs_hook': collections.OrderedDict}, help_text=_('The results from the Peregrine job in JSON'))
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output_peregrine = models.BinaryField(_('Peregrine binary output'), blank=True, help_text=_('This is the output in binary format from the Peregrine cluster'))
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report_sent = models.DateTimeField(_('Report is send to user'), blank=True, null=True, help_text=_('The date and time when the report has sended to the user.'))
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peregrine_output_log = models.TextField(_('Peregrine logging'), blank=True, help_text=_('Here you can see the logging of the Peregrine job.'))
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@property
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def done(self):
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"""
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Checks if the processing of this schedule is done on the Peregrine cluster. This can be either with the status:
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1. :attr:`~ScheduleStatus.DONE`
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2. :attr:`~ScheduleStatus.INVALID`
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3. :attr:`~ScheduleStatus.FAILURE`
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Returns:
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boolean -- True when status is one of the above value.
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"""
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return self.status in [self.ScheduleStatus.DONE,self.ScheduleStatus.INVALID,self.ScheduleStatus.FAILURE]
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def __str__(self):
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"""str: Returns a readable name for the schedule. Format is [schedule_name] (employee_name)."""
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return '{} ({})'.format(self.name, self.employee) |