# coding=utf-8

from rest_framework import permissions

from apps.customer.models import Customer


class IsCustomer(permissions.BasePermission):
    def has_permission(self, request, view):
        if not request.user or not request.user.is_authenticated:
            return False
        if not request.user.is_customer():
            return False
        customer = Customer.objects.filter(user_id=request.user.id).first()
        if not customer:
            return False
        request.customer = customer
        return True


class IsEmployee(permissions.BasePermission):
    def has_permission(self, request, view):
        if not request.user or not request.user.is_authenticated:
            return False
        return request.user.is_employee()


class AnyOne(permissions.BasePermission):
    '''都有权限，只是如果是customer的话可以获取到customer'''
    def has_permission(self, request, view):
        customer = None
        if request.user and request.user.is_authenticated and request.user.is_customer():
            customer = Customer.objects.filter(user_id=request.user.id).first()
        request.customer = customer
        return True