Mail

folders/models.py

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+from django.db import models
+from django.contrib.auth import get_user_model
+from emails.models import EmailFolder
+
+User = get_user_model()
+
+
+class FolderStructure(models.Model):
+    """Folder structure for organizing emails and other content."""
+    
+    user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='folder_structures')
+    name = models.CharField(max_length=100)
+    description = models.TextField(blank=True)
+    parent = models.ForeignKey('self', on_delete=models.CASCADE, null=True, blank=True, related_name='children')
+    folder_type = models.CharField(max_length=20, default='custom')
+    color = models.CharField(max_length=7, default='#007bff')
+    icon = models.CharField(max_length=50, default='folder')
+    is_system = models.BooleanField(default=False)
+    is_shared = models.BooleanField(default=False)
+    sort_order = models.IntegerField(default=0)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+    
+    class Meta:
+        db_table = 'folder_structures'
+        unique_together = ['user', 'name', 'parent']
+        ordering = ['sort_order', 'name']
+    
+    def __str__(self):
+        return f"{self.user.email} - {self.name}"
+    
+    def get_path(self):
+        """Get full path of the folder."""
+        path = [self.name]
+        parent = self.parent
+        while parent:
+            path.insert(0, parent.name)
+            parent = parent.parent
+        return ' / '.join(path)
+    
+    def get_children(self):
+        """Get all children folders."""
+        return self.children.all().order_by('sort_order', 'name')
+    
+    def get_descendants(self):
+        """Get all descendant folders."""
+        descendants = []
+        for child in self.get_children():
+            descendants.append(child)
+            descendants.extend(child.get_descendants())
+        return descendants
+
+
+class FolderPermission(models.Model):
+    """Permissions for shared folders."""
+    
+    PERMISSION_CHOICES = [
+        ('read', 'Read'),
+        ('write', 'Write'),
+        ('admin', 'Admin'),
+    ]
+    
+    folder = models.ForeignKey(FolderStructure, on_delete=models.CASCADE, related_name='permissions')
+    user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='folder_permissions')
+    permission = models.CharField(max_length=10, choices=PERMISSION_CHOICES)
+    granted_by = models.ForeignKey(User, on_delete=models.CASCADE, related_name='granted_permissions')
+    granted_at = models.DateTimeField(auto_now_add=True)
+    
+    class Meta:
+        db_table = 'folder_permissions'
+        unique_together = ['folder', 'user']
+    
+    def __str__(self):
+        return f"{self.folder.name} - {self.user.email} ({self.permission})"
+
+
+class FolderBookmark(models.Model):
+    """Bookmarks for quick access to folders."""
+    
+    user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='folder_bookmarks')
+    folder = models.ForeignKey(FolderStructure, on_delete=models.CASCADE, related_name='bookmarks')
+    created_at = models.DateTimeField(auto_now_add=True)
+    
+    class Meta:
+        db_table = 'folder_bookmarks'
+        unique_together = ['user', 'folder']
+    
+    def __str__(self):
+        return f"{self.user.email} - {self.folder.name}"
+
+
+class FolderActivity(models.Model):
+    """Activity log for folders."""
+    
+    ACTIVITY_TYPES = [
+        ('created', 'Created'),
+        ('updated', 'Updated'),
+        ('deleted', 'Deleted'),
+        ('shared', 'Shared'),
+        ('unshared', 'Unshared'),
+        ('moved', 'Moved'),
+        ('renamed', 'Renamed'),
+    ]
+    
+    folder = models.ForeignKey(FolderStructure, on_delete=models.CASCADE, related_name='activities')
+    user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='folder_activities')
+    activity_type = models.CharField(max_length=20, choices=ACTIVITY_TYPES)
+    description = models.TextField()
+    metadata = models.JSONField(default=dict)
+    created_at = models.DateTimeField(auto_now_add=True)
+    
+    class Meta:
+        db_table = 'folder_activities'
+        ordering = ['-created_at']
+    
+    def __str__(self):
+        return f"{self.folder.name} - {self.get_activity_type_display()} by {self.user.email}"