2021-05-03 15:50:27 +02:00

64 lines
1.8 KiB
Rust

//! Types for the *m.receipt* event.
use std::{
collections::BTreeMap,
ops::{Deref, DerefMut},
time::SystemTime,
};
use ruma_events_macros::EphemeralRoomEventContent;
use ruma_identifiers::{EventId, UserId};
use serde::{Deserialize, Serialize};
use crate::EphemeralRoomEvent;
/// Informs the client who has read a message specified by it's event id.
pub type ReceiptEvent = EphemeralRoomEvent<ReceiptEventContent>;
/// 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.
#[derive(Clone, Debug, Deserialize, Serialize, EphemeralRoomEventContent)]
#[ruma_event(type = "m.receipt")]
pub struct ReceiptEventContent(pub BTreeMap<EventId, Receipts>);
impl Deref for ReceiptEventContent {
type Target = BTreeMap<EventId, Receipts>;
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl DerefMut for ReceiptEventContent {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
}
/// A collection of receipts.
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Receipts {
/// A collection of users who have sent *m.read* receipts for this event.
#[serde(default, rename = "m.read")]
pub read: Option<UserReceipts>,
}
/// A mapping of user ID to receipt.
///
/// The user ID is the entity who sent this receipt.
pub type UserReceipts = BTreeMap<UserId, Receipt>;
/// An acknowledgement of an event.
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Receipt {
/// The time when the receipt was sent.
#[serde(
with = "ruma_serde::time::opt_ms_since_unix_epoch",
default,
skip_serializing_if = "Option::is_none"
)]
pub ts: Option<SystemTime>,
}