AWSTemplateFormatVersion: "2010-09-09"
Resources:
  R53ResolverInboundEndPoint:
    Type: AWS::Route53Resolver::ResolverEndpoint
    Condition: CreateR53Resolver
    Properties:
      Direction: INBOUND
      IpAddresses: !If
        - 3AZ
        - - SubnetId: !Ref PrivateSubnet1
          - SubnetId: !Ref PrivateSubnet2
          - SubnetId: !Ref PrivateSubnet3
        - !If
          - 2AZ
          - - SubnetId: !Ref PrivateSubnet1
            - SubnetId: !Ref PrivateSubnet2
          - - "AWS::NoValue"
      Name: !Sub "vpc-${VpcName}-inbound-endpoint"
      SecurityGroupIds:
        - !Ref R53ResolverSecurityGroup