{
  "$id": "amqp-exchange.json",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "AMQP Exchange",
  "description": "Schema describing an AMQP 0-9-1 exchange. Exchanges receive messages from producers and route them to queues based on the exchange type and binding rules. The four standard exchange types are direct, topic, fanout, and headers.",
  "type": "object",
  "required": [
    "name",
    "type"
  ],
  "properties": {
    "name": {
      "type": "string",
      "description": "The name of the exchange. The empty string denotes the default (nameless) direct exchange."
    },
    "type": {
      "type": "string",
      "description": "The exchange type which determines the routing algorithm.",
      "enum": [
        "direct",
        "topic",
        "fanout",
        "headers"
      ]
    },
    "durable": {
      "type": "boolean",
      "description": "If true, the exchange survives broker restarts. Non-durable exchanges are deleted on restart.",
      "default": false
    },
    "autoDelete": {
      "type": "boolean",
      "description": "If true, the exchange is automatically deleted when the last queue is unbound from it.",
      "default": false
    },
    "internal": {
      "type": "boolean",
      "description": "If true, the exchange cannot be directly published to by clients; it can only receive messages from other exchanges via exchange-to-exchange bindings.",
      "default": false
    },
    "arguments": {
      "type": "object",
      "description": "Optional arguments for exchange declaration, used for broker-specific extensions (e.g., alternate exchange).",
      "properties": {
        "alternate-exchange": {
          "type": "string",
          "description": "Name of an alternate exchange to route messages to when they cannot be routed by this exchange."
        }
      },
      "additionalProperties": true
    }
  },
  "additionalProperties": false
}