Refactoring to konova

konova/models.py

@@ -0,0 +1,70 @@
+"""
+Author: Michel Peltriaux
+Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
+Contact: michel.peltriaux@sgdnord.rlp.de
+Created on: 17.11.20
+
+"""
+import uuid
+
+from django.contrib.auth.models import User
+from django.contrib.gis.db.models import MultiPolygonField
+from django.db import models
+
+
+class BaseResource(models.Model):
+    """
+    A basic resource model, which defines attributes for every derived model
+    """
+    id = models.UUIDField(
+        primary_key=True,
+        default=uuid.uuid4,
+    )
+    created_on = models.DateTimeField(auto_now_add=True, null=True)
+    created_by = models.ForeignKey(User, null=True, on_delete=models.SET_NULL)
+
+    class Meta:
+        abstract = True
+
+
+class BaseObject(BaseResource):
+    """
+    A basic object model, which specifies BaseResource.
+
+    Mainly used for intervention, compensation, ecoaccount
+    """
+    identifier = models.CharField(max_length=1000, null=True, blank=True)
+    title = models.CharField(max_length=1000, null=True, blank=True)
+    deleted_on = models.DateTimeField(null=True)
+    deleted_by = models.ForeignKey(User, null=True, on_delete=models.SET_NULL)
+    comment = models.TextField()
+
+    class Meta:
+        abstract = True
+
+
+class Deadline(BaseResource):
+    """
+    Defines a deadline, which can be used to define dates with a semantic meaning
+    """
+    type = models.CharField(max_length=500, null=True, blank=True)
+    date = models.DateField(null=True, blank=True)
+
+    def __str__(self):
+        return self.type
+
+
+class Document(BaseResource):
+    """
+    Documents can be attached to process, compensation or intervention for uploading legal documents or pictures.
+    """
+    date_of_creation = models.DateField()
+    document = models.FileField()
+    comment = models.TextField()
+
+
+class Geometry(BaseResource):
+    """
+    Outsourced geometry model so multiple versions of the same object can refer to the same geometry if it is not changed
+    """
+    geom = MultiPolygonField(null=True, blank=True)