{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "$id": "MatrixAssetSchema.json",
    "title": "Matrix asset schema",
    "type": "object",
    "properties": {
        "id": {
            "type": "string",
            "description": "The asset ID."
        },
        "type": {
            "type": "string",
            "description": "The asset type code."
        },
        "type_name": {
            "type": "string",
            "description": "The asset type friendly name."
        },
        "version": {
            "type": "string",
            "description": "The asset semantic version."
        },
        "name": {
            "type": "string",
            "description": "The asset standard field name."
        },
        "short_name": {
            "type": "string",
            "description": "The asset standard field short name."
        },
        "status": {
            "type": "object",
            "description": "A object representing the asset status of the asset resource.",
            "additionalProperties": false,
            "properties": {
                "id": {
                    "type": "integer",
                    "format": "int32",
                    "description": "The bitwise id of the asset status",
                    "enum": [1, 2, 4, 8, 16, 32, 64, 128, 256]
                },
                "code": {
                    "type": "string",
                    "description": "The type code of the asset status",
                    "enum": [
                        "archived",
                        "under_construction",
                        "pending_approval",
                        "approved",
                        "live",
                        "live_approval",
                        "editing",
                        "editing_approval",
                        "editing_approved"
                    ]
                },
                "name": {
                    "type": "string",
                    "description": "The description of the asset status",
                    "enum": [
                        "Archived",
                        "Under Construction",
                        "Pending Approval",
                        "Approved To Go Live",
                        "Live",
                        "Up For Review",
                        "Safe Editing",
                        "Safe Editing Pending Approval",
                        "Safe Edit Approved To Go Live"
                    ]
                }
            },
            "required": ["id", "code"]
        },
        "created": {
            "type": "object",
            "description": "A object representing when the asset status was created.",
            "additionalProperties": false,
            "properties": {
                "date": {
                    "type": ["string", "null"],
                    "format": "date-time",
                    "description": "The creation date of the asset in ISO 8601 format."
                },
                "user_id": {
                    "type": ["string", "null"],
                    "description": "The asset ID of the User that created the asset."
                }
            },
            "required": ["date", "user_id"]
        },
        "updated": {
            "type": "object",
            "description": "A object representing when the asset status was last updated.",
            "additionalProperties": false,
            "properties": {
                "date": {
                    "type": ["string", "null"],
                    "format": "date-time",
                    "description": "The last updated date of the asset in ISO 8601 format."
                },
                "user_id": {
                    "type": ["string", "null"],
                    "description": "The asset ID of the User that last updated the asset."
                }
            },
            "required": ["date", "user_id"]
        },
        "published": {
            "type": "object",
            "description": "A object representing when the asset status was last published.",
            "additionalProperties": false,
            "properties": {
                "date": {
                    "type": ["string", "null"],
                    "format": "date-time",
                    "description": "The last published date of the asset in ISO 8601 format."
                },
                "user_id": {
                    "type": ["string", "null"],
                    "description": "The asset ID of the User that last published the asset."
                }
            },
            "required": ["date", "user_id"]
        },
        "status_changed": {
            "type": "object",
            "description": "A object representing when the asset status was last changed.",
            "additionalProperties": false,
            "properties": {
                "date": {
                    "type": ["string", "null"],
                    "format": "date-time",
                    "description": "The last date the state of the asset was changed in ISO 8601 format."
                },
                "user_id": {
                    "type": ["string", "null"],
                    "description": "The asset ID of the User that last changed the asset status."
                }
            },
            "required": ["date", "user_id"]
        },
        "url": {
            "type": "string",
            "description": "The primary URL for the asset.",
            "example": "http://mydomain.net/page"
        },
        "urls": {
            "type": "array",
            "items": {
                "type": "string"
            },
            "description": "All URLs for the asset including the primary URL.",
            "example": ["http://mydomain.net/page", "http://seconddomain.net/blog"]
        },
        "attributes": {
            "type": "object",
            "description": "List of attributes for the asset in key-value form."
        },
        "metadata": {
            "type": "object",
            "nullable": true,
            "additionalProperties": {
                "type": "array",
                "items": {
                    "type": "string"
                }
            },
            "example": {
                "foo": ["bar1", "bar2"],
                "bar": ["foo"]
            },
            "description": "List of metadata values in key-value form."
        },
        "contents": {
            "type": "string",
            "description": "The contents for the asset (excluding file assets)."
        },
        "thumbnail": {
            "type": "object",
            "nullable": true,
            "properties": {
                "asset_id": {
                    "type": "string",
                    "description": "The asset ID of the Image asset of the file."
                },
                "url": {
                    "type": "string",
                    "description": "The accessible URL of the thumbnail image file."
                },
                "file_name": {
                    "type": "string",
                    "description": "The file name of the thumbnail image."
                },
                "width": {
                    "type": "integer",
                    "description": "The image file width in pixels."
                },
                "height": {
                    "type": "integer",
                    "description": "The image file height in pixels."
                },
                "file_type": {
                    "type": "string",
                    "description": "The file type of the image file, generally its extension."
                },
                "file_size": {
                    "type": "integer",
                    "description": "The file size in bytes"
                },
                "file_size_readable": {
                    "type": "integer",
                    "description": "The file size in human readable format"
                },
                "title": {
                    "type": "string",
                    "description": "The friendly name of the file asset"
                },
                "alt": {
                    "type": "string",
                    "description": "The alt attribute of the Image asset"
                }
            },
            "description": "The thumbnail image associated with the asset, shows a subset data of an image or image variety.",
            "example": {
                "asset_id": "42",
                "url": "http://mydomain.net/image.png",
                "file_name": "image.png",
                "width": 630,
                "height": 630,
                "file_type": "png",
                "file_size": 40336,
                "file_size_readable": "39.4 KB",
                "title": "Company Logo",
                "alt": "A company logo image"
            }
        },
        "include_dependents": {
            "type": "array",
            "items": {
                "$ref": "#"
            },
            "description": "All direct dependent child assets of the asset in normalized asset format."
        },
        "additional": {
            "description": "Additional data of an arbitrary nature related to the requested asset, which may include derived information or special child asset information.",
            "anyOf": [
                {
                    "$ref": "#/definitions/AssetAdditional"
                },
                {
                    "$ref": "#/definitions/AssetFileAdditional"
                },
                {
                    "$ref": "#/definitions/AssetImageAdditional"
                },
                {
                    "$ref": "#/definitions/AssetCalendarEventAdditional"
                }
            ]
        },
        "lineages": {
            "type": "array",
            "items": {
                "$ref": "#/definitions/AssetLineage"
            },
            "description": "Lineages which the asset is accessible from."
        },
        "child_count": {
            "type": "number",
            "description": "The child count for the asset."
        }
    },
    "if": {
        "properties": {
            "type": {
                "const": "image"
            }
        }
    },
    "then": {
        "properties": {
            "additional": {
                "allOf": [
                    {
                        "$ref": "#/definitions/AssetFileAdditional"
                    },
                    {
                        "$ref": "#/definitions/AssetImageAdditional"
                    }
                ]
            }
        }
    },
    "required": [
        "id",
        "type",
        "type_name",
        "version",
        "name",
        "short_name",
        "status",
        "created",
        "updated",
        "published",
        "url",
        "urls",
        "attributes",
        "additional"
    ],
    "definitions": {
        "AssetAdditional": {
            "title": "Asset additional info",
            "type": "object",
            "properties": {}
        },
        "AssetFileAdditional": {
            "title": "File additional info",
            "type": "object",
            "properties": {
                "file_info": {
                    "type": "object",
                    "properties": {
                        "file_name": {
                            "type": "string"
                        },
                        "size_readable": {
                            "type": "string"
                        },
                        "size_bytes": {
                            "type": "integer"
                        },
                        "width": {
                            "type": "integer",
                            "nullable": true
                        },
                        "height": {
                            "type": "integer",
                            "nullable": true
                        },
                        "modified_readable": {
                            "type": "string"
                        },
                        "modified_unix": {
                            "type": "integer"
                        }
                    }
                }
            },
            "example": {
                "file_info": {
                    "file_name": "logo.png",
                    "size_readable": "6.2 MB",
                    "size_bytes": 6553070,
                    "width": 1200,
                    "height": 600,
                    "modified_readable": "Feb 3, 2023 12:26 PM",
                    "modified_unix": 1675387561
                }
            },
            "required": ["file_info"]
        },
        "AssetImageAdditional": {
            "title": "Image additional info",
            "properties": {
                "varieties": {
                    "type": "array",
                    "items": {
                        "$ref": "#"
                    }
                }
            },
            "required": ["varieties"]
        },
        "AssetCalendarEventAdditional": {
            "title": "Calendar Event additional info",
            "type": "object",
            "properties": {
                "event_info": {
                    "type": "object",
                    "properties": {
                        "duration": {
                            "type": "integer"
                        },
                        "frequency": {
                            "type": "string",
                            "nullable": true
                        }
                    }
                }
            },
            "required": ["event_info"],
            "example": {
                "event_info": {
                    "duration": 1800,
                    "frequency": "FREQ=DAILY;INTERVAL=1"
                }
            }
        },
        "AssetLineage": {
            "type": "object",
            "properties": {
                "asset_ids": {
                    "type": "array",
                    "items": {
                        "type": "string"
                    },
                    "description": "Path to the asset, starting from the root node \"1\" down to the leaf asset node. Ordered by depth."
                },
                "inside_system_asset": {
                    "type": "boolean",
                    "description": "Will be true if one of the \"asset_ids\" is a system asset."
                }
            },
            "required": ["asset_ids", "inside_system_asset"]
        }
    }
}