from __future__ import annotations

import uuid

from sqlalchemy.ext.asyncio import AsyncSession

from app.core.deps import get_cra_site_scope, is_system_admin
from app.core.project_permissions import role_has_api_permission
from app.crud import ae as ae_crud
from app.crud import member as member_crud
from app.crud import monitoring_visit_issue as monitoring_issue_crud
from app.services import notification_service


async def sync_project_reminders(db: AsyncSession, study_id: uuid.UUID, user) -> None:
    membership = await member_crud.get_member(db, study_id, user.id)
    if not is_system_admin(user) and (not membership or not membership.is_active):
        return
    role = membership.role_in_study if membership else ""
    can_read_aes = is_system_admin(user) or await role_has_api_permission(
        db, study_id, role, "subject_aes:read"
    )
    can_read_monitoring = is_system_admin(user) or await role_has_api_permission(
        db, study_id, role, "monitoring_issues:read"
    )

    overdue_aes = 0
    if can_read_aes:
        cra_scope = await get_cra_site_scope(db, study_id, user)
        items = await ae_crud.list_ae(
            db,
            study_id,
            overdue=True,
            site_ids=cra_scope[0] if cra_scope else None,
        )
        overdue_aes = len(items)
    await notification_service.sync_aggregate_notification(
        db,
        study_id=study_id,
        recipient_id=user.id,
        category="RISK_OVERDUE_AE",
        priority="HIGH",
        title="逾期 AE 待处理",
        message=f"当前有 {overdue_aes} 条逾期 AE 需要跟进",
        action_path="/risk-issues/sae",
        source_type="RISK_OVERDUE_AE",
        source_id=str(study_id),
        count=overdue_aes if can_read_aes else 0,
    )

    overdue_monitoring = 0
    if can_read_monitoring:
        overdue_monitoring = len(await monitoring_issue_crud.list_issues(
            db,
            study_id,
            overdue=True,
            limit=2000,
        ))
    await notification_service.sync_aggregate_notification(
        db,
        study_id=study_id,
        recipient_id=user.id,
        category="RISK_OVERDUE_MONITORING",
        priority="HIGH",
        title="监查问题已逾期",
        message=f"当前有 {overdue_monitoring} 条监查问题已超过计划解决日期",
        action_path="/risk-issues/monitoring-visits",
        source_type="RISK_OVERDUE_MONITORING",
        source_id=str(study_id),
        count=overdue_monitoring if can_read_monitoring else 0,
    )
    await db.commit()