{
  "lexicon": 1,
  "id": "sh.weaver.notification.defs",
  "defs": {
    "notification": {
      "type": "object",
      "description": "A notification for a user.",
      "required": ["uri", "cid", "author", "reason", "isRead", "indexedAt"],
      "properties": {
        "uri": { "type": "string", "format": "at-uri" },
        "cid": { "type": "string", "format": "cid" },
        "author": { "type": "ref", "ref": "sh.weaver.actor.defs#profileViewBasic" },
        "reason": { "type": "ref", "ref": "#notificationReason" },
        "reasonSubject": {
          "type": "string",
          "format": "at-uri",
          "description": "The subject of the notification (entry, notebook, etc)."
        },
        "record": { "type": "unknown" },
        "isRead": { "type": "boolean" },
        "indexedAt": { "type": "string", "format": "datetime" }
      }
    },
    "notificationReason": {
      "type": "string",
      "description": "Why this notification was generated.",
      "knownValues": [
        "like",
        "bookmark",
        "follow",
        "followAccept",
        "subscribe",
        "subscribeAccept",
        "collaborationInvite",
        "collaborationAccept",
        "newEntry",
        "entryUpdate",
        "mention",
        "tag",
        "comment"
      ]
    },
    "notificationGroup": {
      "type": "object",
      "description": "Grouped notifications (e.g., '5 people liked your entry').",
      "required": ["reason", "subject", "count", "actors", "mostRecentAt"],
      "properties": {
        "reason": { "type": "ref", "ref": "#notificationReason" },
        "subject": {
          "type": "union",
          "refs": [
            "sh.weaver.notebook.defs#notebookView",
            "sh.weaver.notebook.defs#entryView"
          ]
        },
        "count": { "type": "integer" },
        "actors": {
          "type": "array",
          "maxLength": 5,
          "items": { "type": "ref", "ref": "sh.weaver.actor.defs#profileViewBasic" },
          "description": "Most recent actors (up to 5)."
        },
        "mostRecentAt": { "type": "string", "format": "datetime" },
        "isRead": { "type": "boolean" }
      }
    },
    "subscriptionUpdateView": {
      "type": "object",
      "description": "New content from a notebook subscription.",
      "required": ["notebook", "newEntries", "updatedAt"],
      "properties": {
        "notebook": { "type": "ref", "ref": "sh.weaver.notebook.defs#notebookView" },
        "newEntries": {
          "type": "array",
          "items": { "type": "ref", "ref": "sh.weaver.notebook.defs#entryView" },
          "description": "New entries since last check."
        },
        "updatedEntries": {
          "type": "array",
          "items": { "type": "ref", "ref": "sh.weaver.notebook.defs#entryView" },
          "description": "Entries that were updated."
        },
        "updatedAt": { "type": "string", "format": "datetime" }
      }
    }
  }
}