UCAST Expanded Syntax JSON Schema

response.json

{
    "type": "compound",
    "operator": "and",
    "value": [
        {
            "type": "field",
            "field": "tickets.assignee",
            "operator": "eq",
            "value": "Alice Zimmerman"
        },
        {
            "type": "field",
            "field": "tickets.severity",
            "operator": "in",
            "value": [1, 2]
        }
    ]
}

ucast-schema.json

{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "title": "UCAST expanded syntax",
    "description": "UCAST expanded syntax that is compatible with AuthZen supported integrations",
    "$defs": {
        "compoundExpression": {
            "type": "object",
            "properties": {
                "type": { "const": "compound" },
                "operator": {
                    "anyOf": [
                        { "const": "and" },
                        { "const": "or" }
                    ]
                },
                "value": {
                    "type": "array",
                    "items": { "$ref": "#" }
                }
            },
            "required": ["type", "operator", "value"]
        },
        "fieldExpression": {
            "type": "object",
            "properties": {
                "type": { "const": "field" },
                "field": { "type": "string" },
                "operator": { "enum": ["eq", "ne", "lt", "lte", "gt", "gte", "in", "nin"] },
            },
            "required": ["type", "field", "operator", "value"],
            "allOf": [
                {
                    "if": { "properties": { "operator": { "const": "eq" }} },
                    "then": { "properties": { "value": { "type": ["string", "number", "boolean", "null"] }}}
                },
                {
                    "if": { "properties": { "operator": { "const": "ne" }} },
                    "then": { "properties": { "value": { "type": ["string", "number", "boolean", "null"] }}}
                },
                {
                    "if": { "properties": { "operator": { "const": "lt" }} },
                    "then": { "properties": { "value": { "type": "number" }}}
                },
                {
                    "if": { "properties": { "operator": { "const": "lte" }} },
                    "then": { "properties": { "value": { "type": "number" }}}
                },
                {
                    "if": { "properties": { "operator": { "const": "gt" }} },
                    "then": { "properties": { "value": { "type": "number" }}}
                },
                {
                    "if": { "properties": { "operator": { "const": "gte" }} },
                    "then": { "properties": { "value": { "type": "number" }}}
                },
                {
                    "if": { "properties": { "operator": { "const": "in" }} },
                    "then": { "properties": { "value": { "type": ["array"] }}}
                },
                {
                    "if": { "properties": { "operator": { "const": "nin" }} },
                    "then": { "properties": { "value": { "type": ["array"] }}}
                }
            ]
        },
    },
    "type": "object",
    "anyOf": [
        { "$ref": "#/$defs/compoundExpression" },
        { "$ref": "#/$defs/fieldExpression" }
    ]
}