Felix Baumann
131 lines
4.0 KiB
Python
131 lines
4.0 KiB
Python
from django.db import models
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from django.contrib.auth import get_user_model
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from invoices.models import Customer, CustomerContact, CustomerLocation
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import os
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User = get_user_model()
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def logo_upload_path(instance, filename):
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return f"projects/{instance.id}/logo/{filename}"
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class Project(models.Model):
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name = models.CharField(max_length=255, verbose_name="Name")
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logo = models.ImageField(upload_to=logo_upload_path, blank=True, null=True, verbose_name="Logo")
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color = models.CharField(max_length=20, default="#2563eb", verbose_name="Farbe")
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icon = models.CharField(max_length=100, blank=True, verbose_name="Icon")
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active = models.BooleanField(default=True, verbose_name="Status")
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customer = models.ForeignKey(
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Customer,
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on_delete=models.PROTECT,
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null=True,
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blank=True,
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related_name="projects",
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verbose_name="Kunde"
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)
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hourly_rate = models.DecimalField(max_digits=10,decimal_places=2,default=25,verbose_name="Stundenlohn")
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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def save(self, *args, **kwargs):
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customer_changed = False
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if self.pk:
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old_customer_id = (
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Project.objects
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.filter(pk=self.pk)
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.values_list("customer_id", flat=True)
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.first()
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)
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customer_changed = old_customer_id != self.customer_id
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super().save(*args, **kwargs)
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if customer_changed:
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self.project_contacts.all().delete()
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self.project_locations.all().delete()
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def __str__(self):
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return self.name
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class ProjectMembership(models.Model):
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class Role(models.TextChoices):
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OWNER = "owner", "Eigentümer"
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MANAGER = "manager", "Manager"
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EMPLOYEE = "employee", "Mitarbeiter"
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project = models.ForeignKey(Project, on_delete=models.CASCADE, related_name="memberships")
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user = models.ForeignKey(User, on_delete=models.CASCADE, related_name="project_memberships")
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role = models.CharField(max_length=20, choices=Role.choices, default=Role.EMPLOYEE)
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created_at = models.DateTimeField(auto_now_add=True)
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class Meta:
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unique_together = ("project", "user")
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def __str__(self):
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return f"{self.user} - {self.project} ({self.role})"
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class ProjectContact(models.Model):
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project = models.ForeignKey(
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"projects.Project",
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on_delete=models.CASCADE,
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related_name="project_contacts",
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verbose_name="Projekt"
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)
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contact = models.ForeignKey(
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CustomerContact,
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on_delete=models.CASCADE,
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related_name="project_links",
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verbose_name="Ansprechpartner"
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)
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created_at = models.DateTimeField(auto_now_add=True, verbose_name="Erstellt am")
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def clean(self):
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super().clean()
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if not self.project_id or not self.location_id:
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return
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if self.location.customer_id != self.project.customer_id:
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raise ValidationError({
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"location": "Der Ansprechpartner gehört nicht zum Kunden des Projekts."
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})
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class Meta:
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unique_together = ("project", "contact")
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class ProjectLocation(models.Model):
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project = models.ForeignKey(
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"projects.Project",
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on_delete=models.CASCADE,
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related_name="project_locations",
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verbose_name="Projekt"
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)
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location = models.ForeignKey(
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CustomerLocation,
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on_delete=models.CASCADE,
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related_name="project_links",
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verbose_name="Standort"
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)
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created_at = models.DateTimeField(auto_now_add=True, verbose_name="Erstellt am")
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def clean(self):
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super().clean()
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if not self.project_id or not self.location_id:
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return
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if self.location.customer_id != self.project.customer_id:
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raise ValidationError({
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"location": "Der Standort gehört nicht zum Kunden des Projekts."
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})
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class Meta:
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unique_together = ("project", "location") |