95 lines
3.3 KiB
Python
95 lines
3.3 KiB
Python
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"""
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Copyright 2024-2026 ReplyPier
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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from sqlalchemy.orm import Session
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from app.models.file_attachment import FileAttachment
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from typing import List, Optional
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from uuid import UUID
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class FileAttachmentRepository:
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def __init__(self, db: Session):
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self.db = db
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def create_attachment(
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self,
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file_url: str,
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filename: str,
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content_type: str,
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file_size: int,
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organization_id: UUID,
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chat_history_id: Optional[int] = None,
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uploaded_by_user_id: Optional[UUID] = None,
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uploaded_by_customer_id: Optional[UUID] = None
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) -> FileAttachment:
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"""Create a new file attachment record"""
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attachment = FileAttachment(
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file_url=file_url,
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filename=filename,
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content_type=content_type,
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file_size=file_size,
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chat_history_id=chat_history_id,
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organization_id=organization_id,
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uploaded_by_user_id=uploaded_by_user_id,
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uploaded_by_customer_id=uploaded_by_customer_id
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)
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self.db.add(attachment)
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self.db.commit()
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self.db.refresh(attachment)
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return attachment
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def get_attachment(self, attachment_id: int) -> Optional[FileAttachment]:
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"""Get a file attachment by ID"""
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return self.db.query(FileAttachment).filter(
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FileAttachment.id == attachment_id
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).first()
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def get_attachments_by_chat_history(
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self, chat_history_id: int
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) -> List[FileAttachment]:
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"""Get all attachments for a chat message"""
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return self.db.query(FileAttachment).filter(
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FileAttachment.chat_history_id == chat_history_id
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).all()
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def get_attachments_by_organization(
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self, organization_id: UUID, limit: int = 100
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) -> List[FileAttachment]:
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"""Get all attachments for an organization"""
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return self.db.query(FileAttachment).filter(
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FileAttachment.organization_id == organization_id
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).order_by(FileAttachment.created_at.desc()).limit(limit).all()
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def delete_attachment(self, attachment_id: int) -> bool:
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"""Delete a file attachment"""
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attachment = self.get_attachment(attachment_id)
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if attachment:
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self.db.delete(attachment)
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self.db.commit()
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return True
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return False
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def link_attachment_to_message(
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self, attachment_id: int, chat_history_id: int
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) -> Optional[FileAttachment]:
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"""Link an existing attachment to a chat message"""
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attachment = self.get_attachment(attachment_id)
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if attachment:
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attachment.chat_history_id = chat_history_id
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self.db.commit()
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self.db.refresh(attachment)
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return attachment
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return None
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