mohamad
29 lines
999 B
Python
29 lines
999 B
Python
from django.db.models.signals import post_save, pre_save
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from django.dispatch import receiver
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from .models import ProjectBrief
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from .notifications import send_brief_status_email, send_new_brief_admin_email
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@receiver(pre_save, sender=ProjectBrief)
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def capture_previous_status(sender, instance, **kwargs):
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if instance.pk:
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try:
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instance._previous_status = ProjectBrief.objects.values_list(
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"status", flat=True
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).get(pk=instance.pk)
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except ProjectBrief.DoesNotExist:
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instance._previous_status = None
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else:
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instance._previous_status = None
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@receiver(post_save, sender=ProjectBrief)
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def handle_brief_notifications(sender, instance, created, **kwargs):
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if created:
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send_new_brief_admin_email(instance)
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return
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previous_status = getattr(instance, "_previous_status", None)
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if previous_status and previous_status != instance.status:
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send_brief_status_email(instance, previous_status)
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