{
  "name": "diffuse/engine/queue",
  "title": "Diffuse Queue",
  "entrypoint": "index.html",
  "actions": {
    "add": {
      "title": "Add",
      "description": "Add tracks to the queue.",
      "params_schema": {
        "type": "array",
        "description": "Array of tracks",
        "items": {
          "type": "object",
          "properties": {
            "id": { "type": "string" },
            "uri": { "type": "string" }
          },
          "required": ["id", "uri"]
        }
      }
    },
    "pool": {
      "title": "Pool",
      "description": "Set the queue pool.",
      "params_schema": {
        "type": "array",
        "description": "Array of tracks",
        "items": {
          "type": "object",
          "properties": {
            "id": { "type": "string" },
            "uri": { "type": "string" }
          },
          "required": ["id", "uri"]
        }
      }
    },
    "shift": {
      "title": "Shift",
      "description": "Shift the queue, picking the first item from the up next array and putting the currently playing item into the history list."
    },
    "unshift": {
      "title": "Unshift",
      "description": "Unshift the queue, going backwards in time, picking the last item from the history array and putting the currently playing item into the up next list."
    }
  }
}