{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://git.eeqj.de/sneak/chat/schema/s2c/topic.json",
  "title": "S2C Topic",
  "description": "A channel topic was changed.",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer"
    },
    "type": {
      "const": "topic"
    },
    "ts": {
      "type": "string",
      "format": "date-time"
    },
    "nick": {
      "type": "string",
      "description": "The nick that changed the topic."
    },
    "channel": {
      "type": "string",
      "pattern": "^#[a-zA-Z0-9_-]+$"
    },
    "topic": {
      "type": "string",
      "description": "New topic text."
    }
  },
  "required": ["id", "type", "ts", "nick", "channel", "topic"]
}