import logging

from fastapi import Request
from starlette import status
from starlette.exceptions import HTTPException

import schemas
from chalicelib.core import projects
from or_dependencies import OR_context

logger = logging.getLogger(__name__)


class ProjectAuthorizer:
    def __init__(self, project_identifier):
        self.project_identifier: str = project_identifier

    async def __call__(self, request: Request) -> None:
        if len(request.path_params.keys()) == 0 or request.path_params.get(self.project_identifier) is None:
            return
        current_user: schemas.CurrentContext = await OR_context(request)
        value = request.path_params[self.project_identifier]
        current_project = None
        if self.project_identifier == "projectId" \
                and (isinstance(value, int) or isinstance(value, str) and value.isnumeric()):
            current_project = projects.get_project(project_id=value, tenant_id=current_user.tenant_id)
        elif self.project_identifier == "projectKey":
            current_project = projects.get_by_project_key(project_key=value)

        if current_project is None:
            logger.debug(f"unauthorized project {self.project_identifier}:{value}")
            raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="project not found.")
        else:
            current_project = schemas.ProjectContext(projectId=current_project["projectId"],
                                                     projectKey=current_project["projectKey"],
                                                     platform=current_project["platform"],
                                                     name=current_project["name"])
            request.state.currentContext.project = current_project