{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://tutti.dev/schemas/events/client-frame.schema.json",
  "title": "BusinessEventClientFrame",
  "oneOf": [
    {
      "type": "object",
      "additionalProperties": false,
      "required": ["kind", "requestId", "topics"],
      "properties": {
        "kind": {
          "const": "subscribe"
        },
        "requestId": {
          "type": "string",
          "minLength": 1
        },
        "topics": {
          "type": "array",
          "minItems": 1,
          "items": {
            "type": "string",
            "pattern": "^[a-z0-9]+(\\.[a-z0-9]+)+$"
          }
        },
        "scope": {
          "$ref": "./event-envelope.schema.json#/properties/scope"
        }
      }
    },
    {
      "type": "object",
      "additionalProperties": false,
      "required": ["kind", "requestId", "topics"],
      "properties": {
        "kind": {
          "const": "unsubscribe"
        },
        "requestId": {
          "type": "string",
          "minLength": 1
        },
        "topics": {
          "type": "array",
          "minItems": 1,
          "items": {
            "type": "string",
            "pattern": "^[a-z0-9]+(\\.[a-z0-9]+)+$"
          }
        },
        "scope": {
          "$ref": "./event-envelope.schema.json#/properties/scope"
        }
      }
    },
    {
      "type": "object",
      "additionalProperties": false,
      "required": ["kind", "requestId", "event"],
      "properties": {
        "kind": {
          "const": "publish"
        },
        "requestId": {
          "type": "string",
          "minLength": 1
        },
        "event": {
          "$ref": "./event-envelope.schema.json"
        }
      }
    },
    {
      "type": "object",
      "additionalProperties": false,
      "required": ["kind", "requestId", "sentAt"],
      "properties": {
        "kind": {
          "const": "ping"
        },
        "requestId": {
          "type": "string",
          "minLength": 1
        },
        "sentAt": {
          "type": "string",
          "minLength": 1,
          "format": "date-time"
        }
      }
    }
  ]
}