{
    "$id": "https://alwaysai.co/to-device-agent-message-schema.json",
    "$schema": "https://json-schema.org/draft/2019-09/schema",
    "title": "to_device_agent_message",
    "description": "A schema that describes the message payload structure for messages sent from clients to device agent",
    "type": "object",
    "properties": {
        "timestamp": {
            "type": "string"
        },
        "topic": { "$ref": "#/$defs/toDevice" },
        "messageType": {
            "type": "string",
            "enum": [
                "app_state_control",
                "app_version_control",
                "fleet_app_version_control",
                "app_install_response",
                "models_install_response",
                "live_state_updates",
                "device_action",
                "status_response"
            ]
        },
        "txId": {
            "$ref": "https://alwaysai.co/common-schema.json#/$defs/txId"
        },
        "payload": {
            "type": "object"
        }
    },
    "required": ["messageType", "timestamp", "txId", "payload"],
    "allOf": [
        {
            "if": {
                "properties": {
                    "messageType": { "const": "app_state_control" }
                }
            },
            "then": {
                "properties": {
                    "payload": { "$ref": "https://alwaysai.co/app-state-control-schema.json" }
                }
            }
        },
        {
            "if": {
                "properties": {
                    "messageType": { "const": "app_version_control" }
                }
            },
            "then": {
                "properties": {
                    "payload": { "$ref": "https://alwaysai.co/app-version-control-schema.json" }
                }
            }
        },
        {
            "if": {
                "properties": {
                    "messageType": { "const": "app_install_response" }
                }
            },
            "then": {
                "properties": {
                    "payload": { "$ref": "https://alwaysai.co/app-install-response-schema.json" }
                }
            }
        },
        {
            "if": {
                "properties": {
                    "messageType": { "const": "models_install_response" }
                }
            },
            "then": {
                "properties": {
                    "payload": { "$ref": "https://alwaysai.co/models-install-response-schema.json" }
                }
            }
        },
        {
            "if": {
                "properties": {
                    "messageType": { "const": "live_state_updates" }
                }
            },
            "then": {
                "properties": {
                    "payload": { "$ref": "https://alwaysai.co/live-updates-toggle-schema.json" }
                }
            }
        },
        {
            "if": {
                "properties": {
                    "messageType": { "const": "device_action" }
                }
            },
            "then": {
                "properties": {
                    "payload": { "$ref": "https://alwaysai.co/device-action-schema.json" }
                }
            }
        },
        {
            "if": {
                "properties": {
                    "messageType": { "const": "status_response" }
                }
            },
            "then": {
                "properties": {
                    "payload": { "$ref": "https://alwaysai.co/status-response-schema.json" }
                }
            }
        }
    ],
    "$defs": {
        "toDevice": {
            "description": "Topic on which messages are sent to device agent.",
            "type": "string",
            "pattern": "^to-device/aai-device/[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$"
        }
    }
}