Files
Pre_Seg_Server/backend/routers/projects.py
admin 523beeb446 收敛用户角色并共享项目库
- 后端限制系统只保留默认 admin 管理员,新建用户固定为标注员,并拒绝观察员或额外管理员角色。

- 将项目、帧、媒体解析、AI 标注、任务、Dashboard 和导出接口改为共享项目库访问,标注员具备同等项目管理和标注能力。

- 前端用户管理移除角色选择和观察员入口,只展示唯一管理员与标注员状态。

- 更新后端/前端测试,覆盖唯一 admin、旧 viewer 归一为标注员、用户删除和共享项目库访问。

- 同步更新 AGENTS 与 doc 文档中的角色权限、共享项目库和测试计划说明。
2026-05-04 05:20:28 +08:00

310 lines
9.2 KiB
Python

"""Project and Frame CRUD endpoints."""
import logging
from typing import List
from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy.orm import Session
from database import get_db
from models import Annotation, Mask, Project, Frame, User
from routers.auth import get_current_user, require_editor
from schemas import ProjectCopyRequest, ProjectCreate, ProjectOut, ProjectUpdate, FrameCreate, FrameOut
from minio_client import get_presigned_url
logger = logging.getLogger(__name__)
router = APIRouter(prefix="/api/projects", tags=["Projects"])
def _next_project_copy_name(db: Session, source_name: str) -> str:
base_name = f"{source_name} 副本"
existing_names = {
row[0]
for row in db.query(Project.name)
.filter(Project.name.like(f"{base_name}%"))
.all()
}
if base_name not in existing_names:
return base_name
suffix = 2
while f"{base_name} {suffix}" in existing_names:
suffix += 1
return f"{base_name} {suffix}"
def _prepare_project_response(project: Project) -> Project:
project.frame_count = len(project.frames)
if project.thumbnail_url:
project.thumbnail_url = get_presigned_url(project.thumbnail_url, expires=3600)
return project
# ---------------------------------------------------------------------------
# Projects
# ---------------------------------------------------------------------------
@router.post(
"",
response_model=ProjectOut,
status_code=status.HTTP_201_CREATED,
summary="Create a new project",
)
def create_project(
payload: ProjectCreate,
db: Session = Depends(get_db),
current_user: User = Depends(require_editor),
) -> Project:
"""Create a new segmentation project."""
project = Project(**payload.model_dump(), owner_user_id=current_user.id)
db.add(project)
db.commit()
db.refresh(project)
logger.info("Created project id=%s name=%s", project.id, project.name)
return project
@router.get(
"",
response_model=List[ProjectOut],
summary="List all projects",
)
def list_projects(
skip: int = 0,
limit: int = 100,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> List[Project]:
"""Retrieve a paginated list of projects."""
projects = (
db.query(Project)
.offset(skip)
.limit(limit)
.all()
)
for p in projects:
_prepare_project_response(p)
return projects
@router.get(
"/{project_id}",
response_model=ProjectOut,
summary="Get a single project",
)
def get_project(
project_id: int,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> Project:
"""Retrieve a project by its ID."""
project = db.query(Project).filter(Project.id == project_id).first()
if not project:
raise HTTPException(status_code=404, detail="Project not found")
return _prepare_project_response(project)
@router.post(
"/{project_id}/copy",
response_model=ProjectOut,
status_code=status.HTTP_201_CREATED,
summary="Copy a project",
)
def copy_project(
project_id: int,
payload: ProjectCopyRequest,
db: Session = Depends(get_db),
current_user: User = Depends(require_editor),
) -> Project:
"""Copy a project. Reset copies media/frame sequence; full also copies annotations and mask metadata."""
source = db.query(Project).filter(Project.id == project_id).first()
if not source:
raise HTTPException(status_code=404, detail="Project not found")
next_name = (payload.name or "").strip() if payload.name is not None else ""
if not next_name:
next_name = _next_project_copy_name(db, source.name)
copied = Project(
name=next_name,
description=source.description,
video_path=source.video_path,
thumbnail_url=source.thumbnail_url,
status=source.status,
source_type=source.source_type,
original_fps=source.original_fps,
parse_fps=source.parse_fps,
owner_user_id=current_user.id,
)
db.add(copied)
db.flush()
frame_id_map: dict[int, int] = {}
for frame in sorted(source.frames, key=lambda item: item.frame_index):
copied_frame = Frame(
project_id=copied.id,
frame_index=frame.frame_index,
image_url=frame.image_url,
width=frame.width,
height=frame.height,
timestamp_ms=frame.timestamp_ms,
source_frame_number=frame.source_frame_number,
)
db.add(copied_frame)
db.flush()
frame_id_map[frame.id] = copied_frame.id
if payload.mode == "full":
for annotation in sorted(source.annotations, key=lambda item: item.id):
copied_annotation = Annotation(
project_id=copied.id,
frame_id=frame_id_map.get(annotation.frame_id) if annotation.frame_id is not None else None,
template_id=annotation.template_id,
mask_data=annotation.mask_data,
points=annotation.points,
bbox=annotation.bbox,
)
db.add(copied_annotation)
db.flush()
for mask in annotation.masks:
db.add(Mask(
annotation_id=copied_annotation.id,
mask_url=mask.mask_url,
format=mask.format,
))
db.commit()
db.refresh(copied)
logger.info("Copied project id=%s to id=%s mode=%s", project_id, copied.id, payload.mode)
return _prepare_project_response(copied)
@router.patch(
"/{project_id}",
response_model=ProjectOut,
summary="Update a project",
)
def update_project(
project_id: int,
payload: ProjectUpdate,
db: Session = Depends(get_db),
current_user: User = Depends(require_editor),
) -> Project:
"""Update project fields partially."""
project = db.query(Project).filter(Project.id == project_id).first()
if not project:
raise HTTPException(status_code=404, detail="Project not found")
for key, value in payload.model_dump(exclude_unset=True).items():
if key == "name":
value = (value or "").strip()
if not value:
raise HTTPException(status_code=400, detail="Project name is required")
setattr(project, key, value)
db.commit()
db.refresh(project)
logger.info("Updated project id=%s", project_id)
return project
@router.delete(
"/{project_id}",
status_code=status.HTTP_204_NO_CONTENT,
summary="Delete a project",
)
def delete_project(
project_id: int,
db: Session = Depends(get_db),
current_user: User = Depends(require_editor),
) -> None:
"""Delete a project and all related frames and annotations."""
project = db.query(Project).filter(Project.id == project_id).first()
if not project:
raise HTTPException(status_code=404, detail="Project not found")
db.delete(project)
db.commit()
logger.info("Deleted project id=%s", project_id)
# ---------------------------------------------------------------------------
# Frames
# ---------------------------------------------------------------------------
@router.post(
"/{project_id}/frames",
response_model=FrameOut,
status_code=status.HTTP_201_CREATED,
summary="Add a frame to a project",
)
def create_frame(
project_id: int,
payload: FrameCreate,
db: Session = Depends(get_db),
current_user: User = Depends(require_editor),
) -> Frame:
"""Register a new frame under a project."""
project = db.query(Project).filter(Project.id == project_id).first()
if not project:
raise HTTPException(status_code=404, detail="Project not found")
frame = Frame(project_id=project_id, **payload.model_dump(exclude={"project_id"}))
db.add(frame)
db.commit()
db.refresh(frame)
return frame
@router.get(
"/{project_id}/frames",
response_model=List[FrameOut],
summary="List frames for a project",
)
def list_frames(
project_id: int,
skip: int = 0,
limit: int = 1000,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> List[Frame]:
"""Retrieve all frames belonging to a project."""
project = db.query(Project).filter(Project.id == project_id).first()
if not project:
raise HTTPException(status_code=404, detail="Project not found")
frames = (
db.query(Frame)
.filter(Frame.project_id == project_id)
.order_by(Frame.frame_index)
.offset(skip)
.limit(limit)
.all()
)
for frame in frames:
frame.image_url = get_presigned_url(frame.image_url, expires=3600)
return frames
@router.get(
"/{project_id}/frames/{frame_id}",
response_model=FrameOut,
summary="Get a single frame",
)
def get_frame(
project_id: int,
frame_id: int,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user),
) -> Frame:
"""Retrieve a specific frame by ID."""
frame = (
db.query(Frame)
.join(Project, Project.id == Frame.project_id)
.filter(
Frame.project_id == project_id,
Frame.id == frame_id,
)
.first()
)
if not frame:
raise HTTPException(status_code=404, detail="Frame not found")
return frame