Resources:
  RouteTable:
    Type: AWS::EC2::RouteTable
    Properties:
      VpcId: !Ref VPC
      Tags:
        - Key: Name
          Value: Public Subnets
        - Key: Network
          Value: Public

  Subnet01:
    Type: AWS::EC2::Subnet
    Metadata:
      Comment: Subnet 01
    Properties:
      AvailabilityZone:
        Fn::Select:
          - "0"
          - Fn::GetAZs:
              Ref: AWS::Region
      CidrBlock:
        Ref: Subnet01Block
      VpcId:
        Ref: VPC
      MapPublicIpOnLaunch: true
      Tags:
        - Key: Name
          Value: !Sub "${AWS::StackName}-Subnet01"

  Subnet02:
    Type: AWS::EC2::Subnet
    Metadata:
      Comment: Subnet 02
    Properties:
      AvailabilityZone:
        Fn::Select:
          - "1"
          - Fn::GetAZs:
              Ref: AWS::Region
      CidrBlock:
        Ref: Subnet02Block
      VpcId:
        Ref: VPC
      MapPublicIpOnLaunch: true
      Tags:
        - Key: Name
          Value: !Sub "${AWS::StackName}-Subnet02"

  Subnet03:
    Type: AWS::EC2::Subnet
    Metadata:
      Comment: Subnet 03
    Properties:
      AvailabilityZone:
        Fn::Select:
          - "2"
          - Fn::GetAZs:
              Ref: AWS::Region
      CidrBlock:
        Ref: Subnet03Block
      VpcId:
        Ref: VPC
      MapPublicIpOnLaunch: true
      Tags:
        - Key: Name
          Value: !Sub "${AWS::StackName}-Subnet03"

  Subnet01RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref Subnet01
      RouteTableId: !Ref RouteTable

  Subnet02RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref Subnet02
      RouteTableId: !Ref RouteTable

  Subnet03RouteTableAssociation:
    Type: AWS::EC2::SubnetRouteTableAssociation
    Properties:
      SubnetId: !Ref Subnet03
      RouteTableId: !Ref RouteTable