Files
MemoryBear/api/app/repositories/knowledgeshare_repository.py
2025-12-30 11:53:16 +08:00

143 lines
5.6 KiB
Python

import uuid
from sqlalchemy.orm import Session
from app.models.knowledgeshare_model import KnowledgeShare
from app.schemas import knowledgeshare_schema
from app.core.logging_config import get_db_logger
from sqlalchemy.orm import joinedload
from sqlalchemy import or_
# Obtain a dedicated logger for the database
db_logger = get_db_logger()
def get_knowledgeshares_paginated(
db: Session,
filters: list,
page: int,
pagesize: int,
orderby: str = None,
desc: bool = False
) -> tuple[int, list]:
"""
Paged query knowledge base sharing (with filtering and sorting)
"""
db_logger.debug(
f"Query knowledge base sharing in pages: page={page}, pagesize={pagesize}, orderby={orderby}, desc={desc}, filters_count={len(filters)}")
try:
query = db.query(KnowledgeShare)
# Apply filter conditions
for filter_cond in filters:
query = query.filter(filter_cond)
# Calculate the total count (for pagination)
total = query.count()
db_logger.debug(f"Total number of knowledge base sharing queries: {total}")
# sort
if orderby:
order_attr = getattr(KnowledgeShare, orderby, None)
if order_attr is not None:
if desc:
query = query.order_by(order_attr.desc())
else:
query = query.order_by(order_attr.asc())
db_logger.debug(f"sort: {orderby}, desc={desc}")
# pagination
items = query.offset((page - 1) * pagesize).limit(pagesize).all()
db_logger.info(f"The knowledge base sharing paging query has been successful: total={total}, Number of current page={len(items)}")
return total, [knowledgeshare_schema.KnowledgeShare.model_validate(item) for item in items]
except Exception as e:
db_logger.error(f"Querying knowledge base sharing pagination failed: page={page}, pagesize={pagesize} - {str(e)}")
raise
def get_source_kb_ids_by_target_kb_id(
db: Session,
filters: list
) -> list:
"""
Query the original knowledge base ID list by sharing the knowledge base
Return: list[(source_kb_id,source_workspace_id)] - List of knowledge base source_kb_id and source_workspace_id
"""
db_logger.debug(
f"Query the original knowledge base id list by sharing the knowledge base: filters_count={len(filters)}")
try:
# Only query the id field
query = db.query(KnowledgeShare.source_kb_id, KnowledgeShare.source_workspace_id)
# Apply filter conditions
for filter_cond in filters:
query = query.filter(filter_cond)
# Get all IDs
items = query.all()
db_logger.info(f"Successfully queried the original knowledge base ID list by sharing the knowledge base: count={len(items)}")
# Return the list of source_kb_id and source_workspace_id directly. Since only the source_kb_id and source_workspace_id field is queried
return items
except Exception as e:
db_logger.error(f"Failed to query the original knowledge base ID list through knowledge base sharing: {str(e)}")
raise
def create_knowledgeshare(db: Session, knowledgeshare: knowledgeshare_schema.KnowledgeShareCreate) -> KnowledgeShare:
db_logger.debug(f"Create a knowledge base sharing record: source_kb_id={knowledgeshare.source_kb_id}")
try:
db_knowledgeshare = KnowledgeShare(**knowledgeshare.model_dump())
db.add(db_knowledgeshare)
db.commit()
db_logger.info(f"knowledge base sharing record created successfully: (ID: {db_knowledgeshare.id})")
return db_knowledgeshare
except Exception as e:
db_logger.error(f"Failed to create a knowledge base sharing record: source_kb_id={knowledgeshare.source_kb_id} - {str(e)}")
db.rollback()
raise
def get_knowledgeshare_by_id(db: Session, knowledgeshare_id: uuid.UUID) -> KnowledgeShare | None:
db_logger.debug(f"Query knowledge base sharing based on ID: knowledgeshare_id={knowledgeshare_id}")
try:
knowledgeshare = db.query(KnowledgeShare).filter(
or_(
KnowledgeShare.id == knowledgeshare_id,
KnowledgeShare.target_kb_id == knowledgeshare_id
)
).first()
if knowledgeshare:
db_logger.debug(f"knowledge base sharing query successful: (ID: {knowledgeshare_id})")
else:
db_logger.debug(f"knowledge base sharing does not exist: knowledgeshare_id={knowledgeshare_id}")
return knowledgeshare
except Exception as e:
db_logger.error(f"Failed to query the knowledge base sharing based on the ID: knowledgeshare_id={knowledgeshare_id} - {str(e)}")
raise
def delete_knowledgeshare_by_id(db: Session, knowledgeshare_id: uuid.UUID):
db_logger.debug(f"Delete knowledge base sharing record: knowledgeshare_id={knowledgeshare_id}")
try:
result = db.query(KnowledgeShare).filter(
or_(
KnowledgeShare.id == knowledgeshare_id,
KnowledgeShare.target_kb_id == knowledgeshare_id
)
).delete()
db.commit()
if result > 0:
db_logger.info(f"knowledge base sharing record deleted successfully: (ID: {knowledgeshare_id})")
else:
db_logger.warning(f"The knowledge base sharing record does not exist, and cannot be deleted: knowledgeshare_id={knowledgeshare_id}")
except Exception as e:
db_logger.error(f"Failed to delete knowledge base sharing record: knowledgeshare_id={knowledgeshare_id} - {str(e)}")
db.rollback()
raise