{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/adafruit-io/main/json-schema/adafruit-io-feed-schema.json",
  "title": "Adafruit IO Feed",
  "description": "A feed is the basic Adafruit IO container: a named, keyed channel that stores time-ordered values for one sensor, actuator, or signal.",
  "type": "object",
  "required": ["name"],
  "properties": {
    "id": {
      "type": "integer",
      "readOnly": true,
      "description": "Server-assigned numeric identifier."
    },
    "name": {
      "type": "string",
      "description": "Human-friendly feed name."
    },
    "key": {
      "type": "string",
      "pattern": "^[a-z0-9-]+$",
      "description": "URL-safe feed key (auto-derived from name if omitted)."
    },
    "description": {
      "type": "string"
    },
    "unit_type": {
      "type": "string",
      "description": "Optional unit category (e.g. temperature, pressure)."
    },
    "unit_symbol": {
      "type": "string",
      "description": "Display symbol for the value (e.g. °C, %)."
    },
    "history": {
      "type": "boolean",
      "description": "Whether to persist historical values. When false, only the current value is stored."
    },
    "visibility": {
      "type": "string",
      "enum": ["public", "private"],
      "description": "Public feeds are world-readable; private feeds require the API key."
    },
    "license": {
      "type": ["string", "null"],
      "description": "Optional license assigned to public feed data."
    },
    "enabled": {
      "type": "boolean"
    },
    "last_value": {
      "type": ["string", "null"],
      "readOnly": true
    },
    "status": {
      "type": "string",
      "readOnly": true,
      "enum": ["active", "inactive"]
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "readOnly": true
    },
    "updated_at": {
      "type": "string",
      "format": "date-time",
      "readOnly": true
    },
    "groups": {
      "type": "array",
      "readOnly": true,
      "items": { "type": "object" }
    }
  },
  "additionalProperties": true
}