{
  "$schema": "{{{draft}}}",
  "type": "object",
  "definitions": {
    "Transform": {
      "type": "object",
      "oneOf": [
        {
          "$comment": "You can use the AWS::Include transform anywhere within the AWS CloudFormation template except in the template parameters section or the template version field. For example, you can use AWS::Include in the mappings section.",
          "properties": {
            "Name": {
              "type": "string",
              "enum": [
                "AWS::Include"
              ]
            },
            "Parameters": {
              "type": "object",
              "properties": {
                "Location": {
                  "$comment": "The location is an Amazon S3 URI, with a specific file name in an S3 bucket. For example, s3://MyBucketName/MyFile.yaml.",
                  "type": "string",
                  "format": "uri"
                }
              },
              "additionalProperties": false
            }
          },
          "additionalProperties": false
        },
        {
          "$comment": "Use a transform to simplify template authoring for serverless applications. ",
          "type": "string",
          "enum": [
            "AWS::CodeDeployBlueGreen",
            "AWS::CodeStar",
            "AWS::SecretsManager-2020-07-23",
            "AWS::Serverless-2016-10-31"
          ]
        }
      ]
    },
    "Attribute": {
      "$comment": "Attribute defines the content of a Mapping",
      "type": "object",
      "patternProperties": {
        "^[a-zA-Z0-9._-]{1,255}$": {
          "type": [
            "boolean",
            "integer",
            "number",
            "string"
          ]
        }
      },
      "minProperties": 1,
      "additionalProperties": false
    },
    "Mapping": {
      "type": "object",
      "patternProperties": {
        "^[a-zA-Z0-9._-]{1,255}$": {
          "$ref": "#/definitions/Attribute"
        }
      },
      "minProperties": 1,
      "additionalProperties": false
    },
    "CommonParams": {
      "properties": {
        "Description": {
          "type": "string",
          "maxLength": 4000
        },
        "NoEcho": {
          "type": "boolean"
        },
        "ConstraintDescription": {
          "type": "string",
          "maxLength": 4000
        }
      }
    },
    "StringParamCommon": {
      "allOf": [
        {
          "properties": {
            "Default": {
              "type": "string"
            },
            "AllowedValues": {
              "type": "array",
              "items": {
                "type": "string"
              },
              "minItems": 1
            }
          }
        },
        {
          "$ref": "#/definitions/CommonParams"
        }
      ]
    },
    "StringParam": {
      "allOf": [
        {
          "type": "object",
          "properties": {
            "Type": {
              "enum": [
                "String"
              ]
            },
            "AllowedPattern": {
              "type": "string"
            },
            "MaxLength": {
              "type": "integer",
              "minimum": 1
            },
            "MinLength": {
              "type": "integer",
              "minimum": 1
            }
          },
          "required": [
            "Type"
          ]
        },
        {
          "$ref": "#/definitions/StringParamCommon"
        }
      ]
    },
    "StringLikeParam": {
      "allOf": [
        {
          "type": "object",
          "properties": {
            "Type": {
              "enum": [
                "AWS::EC2::AvailabilityZone::Name",
                "AWS::EC2::Image::Id",
                "AWS::EC2::Instance::Id",
                "AWS::EC2::SecurityGroup::GroupName",
                "AWS::EC2::SecurityGroup::Id",
                "AWS::EC2::Subnet::Id",
                "AWS::EC2::Volume::Id",
                "AWS::EC2::VPC::Id",
                "AWS::Route53::HostedZone::Id",
                "AWS::EC2::KeyPair::KeyName",
                "AWS::SSM::Parameter::Value<AWS::EC2::AvailabilityZone::Name>",
                "AWS::SSM::Parameter::Value<AWS::EC2::Image::Id>",
                "AWS::SSM::Parameter::Value<AWS::EC2::Instance::Id>",
                "AWS::SSM::Parameter::Value<AWS::EC2::SecurityGroup::GroupName>",
                "AWS::SSM::Parameter::Value<AWS::EC2::SecurityGroup::Id>",
                "AWS::SSM::Parameter::Value<AWS::EC2::Subnet::Id>",
                "AWS::SSM::Parameter::Value<AWS::EC2::Volume::Id>",
                "AWS::SSM::Parameter::Value<AWS::EC2::VPC::Id>",
                "AWS::SSM::Parameter::Value<AWS::Route53::HostedZone::Id>",
                "AWS::SSM::Parameter::Value<AWS::EC2::KeyPair::KeyName>"
              ]
            }
          },
          "required": [
            "Type"
          ]
        },
        {
          "$ref": "#/definitions/StringParamCommon"
        }
      ]
    },
    "NumberParam": {
      "allOf": [
        {
          "type": "object",
          "properties": {
            "Type": {
              "enum": [
                "Number"
              ]
            },
            "Default": {
              "type": "integer"
            },
            "AllowedValues": {
              "type": "array",
              "items": {
                "type": "integer"
              },
              "minItems": 1
            }
          },
          "required": [
            "Type"
          ]
        },
        {
          "$ref": "#/definitions/CommonParams"
        }
      ]
    },
    "CommaDelimitedList": {
      "allOf": [
        {
          "type": "object",
          "properties": {
            "Type": {
              "enum": [
                "CommaDelimitedList",
                "AWS::SSM::Parameter::Value<CommaDelimitedList>"
              ]
            },
            "Default": {
              "type": "string"
            }
          },
          "required": [
            "Type"
          ]
        },
        {
          "$ref": "#/definitions/CommonParams"
        }
      ]
    },
    "StringLikeList": {
      "allOf": [
        {
          "type": "object",
          "properties": {
            "Type": {
              "enum": [
                "List<AWS::EC2::AvailabilityZone::Name>",
                "List<AWS::EC2::Image::Id>",
                "List<AWS::EC2::Instance::Id>",
                "List<AWS::EC2::SecurityGroup::GroupName>",
                "List<AWS::EC2::SecurityGroup::Id>",
                "List<AWS::EC2::Subnet::Id>",
                "List<AWS::EC2::Volume::Id>",
                "List<AWS::EC2::VPC::Id>",
                "List<AWS::Route53::HostedZone::Id>",
                "AWS::SSM::Parameter::Value<List<String>>",
                "AWS::SSM::Parameter::Value<List<AWS::EC2::AvailabilityZone::Name>>",
                "AWS::SSM::Parameter::Value<List<AWS::EC2::Image::Id>>",
                "AWS::SSM::Parameter::Value<List<AWS::EC2::Instance::Id>>",
                "AWS::SSM::Parameter::Value<List<AWS::EC2::SecurityGroup::GroupName>>",
                "AWS::SSM::Parameter::Value<List<AWS::EC2::SecurityGroup::Id>>",
                "AWS::SSM::Parameter::Value<List<AWS::EC2::Subnet::Id>>",
                "AWS::SSM::Parameter::Value<List<AWS::EC2::Volume::Id>>",
                "AWS::SSM::Parameter::Value<List<AWS::EC2::VPC::Id>>",
                "AWS::SSM::Parameter::Value<List<AWS::Route53::HostedZone::Id>>"
              ]
            },
            "Default": {
              "type": "array",
              "items": {
                "type": "string"
              },
              "minItems": 1
            }
          }
        },
        {
          "$ref": "#/definitions/CommonParams"
        }
      ]
    },
    "NumberList": {
      "allOf": [
        {
          "type": "object",
          "properties": {
            "Type": {
              "enum": [
                "List<Number>",
                "AWS::SSM::Parameter::Value<List<Integer>>"
              ]
            },
            "Default": {
              "type": "array",
              "items": {
                "type": "integer"
              },
              "minItems": 1
            }
          },
          "required": [
            "Type"
          ]
        },
        {
          "$ref": "#/definitions/CommonParams"
        }
      ]
    },
    "parameters": {
      "type": "object",
      "additionalProperties": {
        "oneOf": [
          {
            "$ref": "#/definitions/StringParam"
          },
          {
            "$ref": "#/definitions/StringLikeParam"
          },
          {
            "$ref": "#/definitions/NumberParam"
          },
          {
            "$ref": "#/definitions/CommaDelimitedList"
          },
          {
            "$ref": "#/definitions/StringLikeList"
          },
          {
            "$ref": "#/definitions/NumberList"
          }
        ]
      }
    },
    {{{intrinsics}}}
    {{{resources}}}
  },
  "additionalProperties": false,
  "properties": {
    "AWSTemplateFormatVersion": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/format-version-structure.html",
      "type": "string",
      "enum": [
        "2010-09-09"
      ]
    },
    "Description": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/template-description-structure.html",
      "type": "string",
      "maxLength": 1024
    },
    "Metadata": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/metadata-section-structure.html",
      "type": "object"
    },
    "Parameters": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/parameters-section-structure.html",
      "$ref": "#/definitions/parameters"
    },
    "Mappings": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/mappings-section-structure.html",
      "type": "object",
      "patternProperties": {
        "^[a-zA-Z0-9._-]{1,255}$": {
          "$ref": "#/definitions/Mapping"
        }
      },
      "additionalProperties": false
    },
    "Conditions": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/conditions-section-structure.html",
      "type": "object"
    },
    "Transform": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/transform-section-structure.html",
      "$ref": "#/definitions/Transform"
    },
    "Outputs": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/outputs-section-structure.html",
      "type": "object"
    },
    "Resources": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/resources-section-structure.html",
      "$ref": "#/definitions/resources"
    },
    "Hooks": {
      "description": "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/blue-green.html",
      "type": "object"
    },
    "Rules": {
      "description": "https://docs.aws.amazon.com/servicecatalog/latest/adminguide/reference-template_constraint_rules.html",
      "type": "object"
    }
  },
  "description": "{{description}}",
  "required": [
    "Resources"
  ]
}