未知（继上次中断）

backend/app/api/v1/dashboard.py

@@ -3,9 +3,13 @@ from fastapi import APIRouter, Depends
 from sqlalchemy import func, select
 from sqlalchemy.ext.asyncio import AsyncSession
 
-from app.core.deps import get_db_session, require_study_member
+from app.core.deps import get_cra_site_scope, get_current_user, get_db_session, require_study_member
 from app.models.milestone import Milestone
 from app.schemas.progress import StudyProgressRead
+from app.schemas.visit import VisitLostItem
+from app.crud import visit as visit_crud
+from app.schemas.dashboard import CenterSummaryItem
+from app.crud import overview as overview_crud
 
 router = APIRouter()
 
@@ -30,3 +34,87 @@ async def get_progress(
         milestones_done=milestone_done,
         completion_rate=completion_rate,
     )
+
+
+@router.get("/lost-visits", response_model=list[VisitLostItem], dependencies=[Depends(require_study_member())])
+async def list_lost_visits(
+    study_id: uuid.UUID,
+    limit: int = 20,
+    db: AsyncSession = Depends(get_db_session),
+    current_user=Depends(get_current_user),
+) -> list[VisitLostItem]:
+    cra_scope = await get_cra_site_scope(db, study_id, current_user)
+    site_ids = cra_scope[0] if cra_scope else None
+    rows = await visit_crud.list_lost_visits(db, study_id, site_ids=site_ids, limit=limit)
+    items: list[VisitLostItem] = []
+    for visit, subject_no, site_id in rows:
+        items.append(
+            VisitLostItem(
+                visit_id=visit.id,
+                subject_id=visit.subject_id,
+                subject_no=subject_no,
+                site_id=site_id,
+                visit_code=visit.visit_code,
+                status=visit.status,
+                updated_at=visit.updated_at,
+            )
+        )
+    return items
+
+
+@router.get("/center-summary", response_model=list[CenterSummaryItem], dependencies=[Depends(require_study_member())])
+async def get_center_summary(
+    study_id: uuid.UUID,
+    db: AsyncSession = Depends(get_db_session),
+    current_user=Depends(get_current_user),
+) -> list[CenterSummaryItem]:
+    role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
+    if role_value not in {"ADMIN", "PM", "CRA"}:
+        return []
+    cra_scope = await get_cra_site_scope(db, study_id, current_user)
+    scope_ids = cra_scope[0] if cra_scope else None
+    scope_id_strs = {str(cid) for cid in scope_ids} if scope_ids is not None else None
+    overview = await overview_crud.get_project_overview(db, study_id)
+    centers = overview.get("centers") or []
+
+    stage_order = [
+        ("institution_initiation_status", "机构立项"),
+        ("ethics_status", "伦理审批"),
+        ("contract_sign_status", "合同签署"),
+        ("startup_status", "启动"),
+        ("enrollment_status", "入组"),
+        ("inspection_status", "末次稽查"),
+        ("closeout_status", "关中心"),
+    ]
+
+    summary_list: list[CenterSummaryItem] = []
+    for center in centers:
+        center_id = center.get("center_id")
+        if scope_id_strs is not None and center_id not in scope_id_strs:
+            continue
+
+        stage_label = "未开始"
+        stage_status = "NOT_STARTED"
+        for key, label in stage_order:
+            status = (center.get(key) or "NOT_STARTED").upper()
+            if status in ("IN_PROGRESS", "BLOCKED"):
+                stage_label = label
+                stage_status = status
+                break
+            if status == "COMPLETED":
+                stage_label = label
+                stage_status = status
+                continue
+
+        summary_list.append(
+            CenterSummaryItem(
+                id=center_id,
+                name=center.get("center_name") or "",
+                stage=stage_label,
+                stage_status=stage_status,
+                actual_enrolled=center.get("enrollment_actual") or 0,
+                planned_enrolled=center.get("enrollment_target") or 0,
+            )
+        )
+
+    return summary_list