"""内部公文权限控制测试。"""

import pytest
from starlette.responses import JSONResponse

from fastapi_modules.fastapi_leaudit.controllers.govdocController import GovdocController
from fastapi_modules.fastapi_leaudit.domian.vo.rbacVo import RbacRouteVO
from fastapi_modules.fastapi_leaudit.services.impl.rbacServiceImpl import RbacServiceImpl


class _DenyPermissionService:
    """拒绝所有权限的测试权限服务。"""

    async def CheckPermission(self, user_id: int, permission_key: str) -> bool:
        """检查权限。"""
        return False


class _AllowPermissionService:
    """允许所有权限的测试权限服务。"""

    async def CheckPermission(self, user_id: int, permission_key: str) -> bool:
        """检查权限。"""
        return True


class _FakeGovdocService:
    """记录调用的测试公文服务。"""

    def __init__(self) -> None:
        self.list_called = False
        self.upload_called = False

    async def ListDocuments(self, **kwargs):
        """记录列表调用。"""
        self.list_called = True
        return {"items": [], "total": 0, "page": kwargs["page"], "pageSize": kwargs["pageSize"]}

    async def UploadDocument(self, **kwargs):
        """记录上传调用。"""
        self.upload_called = True
        return {"documentId": 1}


def _find_endpoint(controller: GovdocController, path: str, method: str):
    """根据路径和方法查找路由 endpoint。"""
    full_path = f"{controller.router.prefix}{path}"
    for route in controller.router.routes:
        if getattr(route, "path", "") == full_path and method in getattr(route, "methods", set()):
            return route.endpoint
    raise AssertionError(f"未找到路由 {method} {full_path}")


@pytest.mark.asyncio
async def test_govdoc_list_requires_document_read_permission():
    """公文列表无查看权限时返回 403，且不调用业务服务。"""
    controller = GovdocController()
    service = _FakeGovdocService()
    controller.GovdocService = service
    controller.PermissionService = _DenyPermissionService()
    endpoint = _find_endpoint(controller, "/documents", "GET")

    response = await endpoint(
        page=1,
        pageSize=20,
        keyword=None,
        fileExt=None,
        region=None,
        tenant_code=None,
        entry_module_id=None,
        type_ids=None,
        document_type_id=None,
        status=None,
        resultStatus=None,
        createdBy=None,
        dateFrom=None,
        dateTo=None,
        payload={"user_id": 7},
    )

    assert isinstance(response, JSONResponse)
    assert response.status_code == 403
    assert service.list_called is False


@pytest.mark.asyncio
async def test_govdoc_upload_requires_document_create_permission():
    """公文上传无创建权限时返回 403，且不调用业务服务。"""
    controller = GovdocController()
    service = _FakeGovdocService()
    controller.GovdocService = service
    controller.PermissionService = _DenyPermissionService()
    endpoint = _find_endpoint(controller, "/documents", "POST")

    response = await endpoint(file=object(), payload={"user_id": 7})

    assert isinstance(response, JSONResponse)
    assert response.status_code == 403
    assert service.upload_called is False


@pytest.mark.asyncio
async def test_govdoc_list_calls_service_when_permission_granted():
    """公文列表有查看权限时正常调用业务服务。"""
    controller = GovdocController()
    service = _FakeGovdocService()
    controller.GovdocService = service
    controller.PermissionService = _AllowPermissionService()
    endpoint = _find_endpoint(controller, "/documents", "GET")

    response = await endpoint(
        page=1,
        pageSize=20,
        keyword=None,
        fileExt=None,
        region=None,
        tenant_code=None,
        entry_module_id=None,
        type_ids=None,
        document_type_id=None,
        status=None,
        resultStatus=None,
        createdBy=None,
        dateFrom=None,
        dateTo=None,
        payload={"user_id": 7},
    )

    assert response.data["total"] == 0
    assert service.list_called is True


def test_govdoc_root_route_marks_frontend_route_set_ready():
    """只有内部公文模块路由时也视为新版路由，避免兼容菜单补出列表和上传。"""
    service = RbacServiceImpl()
    routes = [
        RbacRouteVO(
            id=1,
            route_path="/govdoc",
            route_name="govdoc",
            component="govdoc",
            parent_id=None,
            route_title="内部公文处理",
        )
    ]

    assert service._isFrontendRouteSetReady(routes) is True


def test_govdoc_parent_route_does_not_expose_ungranted_child_routes():
    """只有内部公文父路由和接口权限时，不应补出未勾选的列表/上传子路由。"""
    service = RbacServiceImpl()
    routes = [
        RbacRouteVO(
            id=1,
            route_path="/govdoc",
            route_name="govdoc",
            component="govdoc",
            parent_id=None,
            route_title="内部公文处理",
            children=[
                RbacRouteVO(
                    id=2,
                    route_path="/govdoc/audits",
                    route_name="govdoc-audits",
                    component="govdoc.audits",
                    parent_id=1,
                    route_title="公文列表",
                ),
                RbacRouteVO(
                    id=3,
                    route_path="/govdoc/upload",
                    route_name="govdoc-upload",
                    component="govdoc.upload",
                    parent_id=1,
                    route_title="公文上传",
                ),
            ],
        )
    ]

    filtered = service._filterRoutesByRouteAndPermissionScope(
        routes,
        {"/govdoc"},
        {"govdoc:document:read", "govdoc:document:create"},
    )
    paths = service._collectRoutePaths(filtered)

    assert "/govdoc" in paths
    assert "/govdoc/audits" not in paths
    assert "/govdoc/upload" not in paths


def test_legacy_govdoc_audit_route_does_not_grant_current_govdoc_child_route():
    """旧 /govdoc-audit 残留授权不应继续放行当前 /govdoc 子路由。"""
    service = RbacServiceImpl()
    routes = [
        RbacRouteVO(
            id=1,
            route_path="/govdoc",
            route_name="govdoc",
            component="govdoc",
            parent_id=None,
            route_title="内部公文处理",
        ),
        RbacRouteVO(
            id=2,
            route_path="/govdoc-audit/audits",
            route_name="legacy-govdoc-audits",
            component="govdoc-audit.audits",
            parent_id=None,
            route_title="旧公文列表",
        ),
        RbacRouteVO(
            id=3,
            route_path="/govdoc-audit/upload",
            route_name="legacy-govdoc-upload",
            component="govdoc-audit.upload",
            parent_id=None,
            route_title="旧公文上传",
        ),
    ]

    filtered = service._filterRoutesByRouteAndPermissionScope(
        routes,
        service._collectCurrentFrontendRoutePaths(routes),
        {"govdoc:document:read", "govdoc:document:create"},
    )
    paths = service._collectRoutePaths(filtered)

    assert "/govdoc" in paths
    assert "/govdoc-audit/audits" not in paths
    assert "/govdoc-audit/upload" not in paths
    assert "/govdoc/audits" not in paths
    assert "/govdoc/upload" not in paths