from fastapi import APIRouter, Depends, Query, status
from sqlalchemy import select
from sqlalchemy.orm import Session

from app.api.deps import require_roles
from app.core.errors import raise_api_error
from app.db.session import get_db
from app.models.audit_log import AuditLog
from app.models.user import User
from app.schemas.audit import AuditLogRead


router = APIRouter()


@router.get("", response_model=list[AuditLogRead])
def list_audit_logs(
    _: User = Depends(require_roles("admin")),
    db: Session = Depends(get_db),
    actor_id: int | None = Query(default=None),
    target_type: str | None = Query(default=None),
    action_name: str | None = Query(default=None, alias="action"),
    limit: int = Query(default=100, ge=1, le=300),
) -> list[AuditLog]:
    query = select(AuditLog)
    if actor_id is not None:
        query = query.where(AuditLog.actor_id == actor_id)
    if target_type is not None:
        query = query.where(AuditLog.target_type == target_type)
    if action_name is not None:
        query = query.where(AuditLog.action == action_name)
    query = query.order_by(AuditLog.id.desc()).limit(limit)
    return list(db.scalars(query))


@router.get("/{audit_id}", response_model=AuditLogRead)
def get_audit_log(
    audit_id: int,
    _: User = Depends(require_roles("admin")),
    db: Session = Depends(get_db),
) -> AuditLog:
    audit_log = db.get(AuditLog, audit_id)
    if audit_log is None:
        raise_api_error(
            status_code=status.HTTP_404_NOT_FOUND,
            code="audit_not_found",
            message="Requested audit record was not found.",
        )
    return audit_log