from rest_framework.permissions import BasePermission


class IsSeeker(BasePermission):
    def has_permission(self, request, view):
        return bool(request.user and request.user.is_authenticated and request.user.is_seeker)


class IsCompany(BasePermission):
    def has_permission(self, request, view):
        return bool(request.user and request.user.is_authenticated and request.user.is_company)


class IsMessagingParticipant(BasePermission):
    def has_permission(self, request, view):
        user = request.user
        return bool(
            user and user.is_authenticated
            and (user.is_seeker or user.is_company or user.is_platform_admin)
        )