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//! Types for the *m.receipt* event. use std::collections::HashMap; use js_int::UInt; use ruma_events_macros::ruma_event; use ruma_identifiers::{EventId, RoomId, UserId}; use serde::{Deserialize, Serialize}; ruma_event! { /// Informs the client of new receipts. ReceiptEvent { kind: Event, event_type: "m.receipt", fields: { /// The unique identifier for the room associated with this event. /// /// `None` if the room is known through other means (such as this even being part of an /// event list scoped to a room in a `/sync` response) pub room_id: Option<RoomId>, }, content_type_alias: { /// The payload for `ReceiptEvent`. /// /// A mapping of event ID to a collection of receipts for this event ID. The event ID is the ID of /// the event being acknowledged and *not* an ID for the receipt itself. HashMap<EventId, Receipts> }, } } /// A collection of receipts. #[derive(Clone, Debug, Deserialize, PartialEq, Serialize)] pub struct Receipts { /// A collection of users who have sent *m.read* receipts for this event. #[serde(rename = "m.read")] #[serde(default)] pub read: Option<UserReceipts>, } /// A mapping of user ID to receipt. /// /// The user ID is the entity who sent this receipt. pub type UserReceipts = HashMap<UserId, Receipt>; /// An acknowledgement of an event. #[derive(Clone, Debug, Deserialize, PartialEq, Serialize)] pub struct Receipt { /// The timestamp (milliseconds since the Unix epoch) when the receipt was sent. pub ts: Option<UInt>, }