fase 5 fix

backend/app/schemas/message.py

@@ -0,0 +1,83 @@
+"""
+Schemi Pydantic per Message, Attachment e operazioni correlate.
+"""
+
+import uuid
+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel, model_validator
+
+
+class AttachmentResponse(BaseModel):
+    id: uuid.UUID
+    message_id: uuid.UUID
+    filename: str
+    content_type: Optional[str] = None
+    size_bytes: Optional[int] = None
+    storage_path: str
+    checksum_sha256: Optional[str] = None
+    created_at: datetime
+
+    model_config = {"from_attributes": True}
+
+
+class MessageResponse(BaseModel):
+    id: uuid.UUID
+    tenant_id: uuid.UUID
+    mailbox_id: uuid.UUID
+    message_id_header: Optional[str] = None
+    imap_uid: Optional[int] = None
+    imap_folder: str
+    direction: str
+    pec_type: str
+    state: str
+    subject: Optional[str] = None
+    from_address: Optional[str] = None
+    to_addresses: list[str] = []
+    cc_addresses: list[str] = []
+    sent_at: Optional[datetime] = None
+    received_at: Optional[datetime] = None
+    size_bytes: Optional[int] = None
+    body_text: Optional[str] = None
+    body_html: Optional[str] = None
+    has_attachments: bool = False
+    parent_message_id: Optional[uuid.UUID] = None
+    is_read: bool = False
+    is_starred: bool = False
+    is_archived: bool = False
+    archived_at: Optional[datetime] = None
+    raw_eml_path: Optional[str] = None
+    created_at: datetime
+    updated_at: datetime
+
+    @model_validator(mode="before")
+    @classmethod
+    def coerce_arrays(cls, data: object) -> object:
+        """Normalizza i campi array a liste vuote se None (da ORM)."""
+        if hasattr(data, "__dict__"):
+            # ORM object
+            for field in ("to_addresses", "cc_addresses"):
+                val = getattr(data, field, None)
+                if val is None:
+                    object.__setattr__(data, field, [])
+        elif isinstance(data, dict):
+            for field in ("to_addresses", "cc_addresses"):
+                if data.get(field) is None:
+                    data[field] = []
+        return data
+
+    model_config = {"from_attributes": True}
+
+
+class MessageListResponse(BaseModel):
+    items: list[MessageResponse]
+    total: int
+    page: int
+    page_size: int
+
+
+class MessageUpdateRequest(BaseModel):
+    is_read: Optional[bool] = None
+    is_starred: Optional[bool] = None
+    is_archived: Optional[bool] = None