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//! Types for the *m.call.answer* event.

use js_int::UInt;
use ruma_events_macros::EventContent;
use serde::{Deserialize, Serialize};

use super::SessionDescription;
use crate::MessageEvent;

/// This event is sent by the callee when they wish to answer the call.
pub type AnswerEvent = MessageEvent<AnswerEventContent>;

/// The payload for `AnswerEvent`.
#[derive(Clone, Debug, Deserialize, Serialize, EventContent)]
#[cfg_attr(not(feature = "unstable-exhaustive-types"), non_exhaustive)]
#[ruma_event(type = "m.call.answer", kind = Message)]
pub struct AnswerEventContent {
    /// The VoIP session description object. The session description type must be *answer*.
    pub answer: SessionDescription,

    /// The ID of the call this event relates to.
    pub call_id: String,

    /// The version of the VoIP specification this messages adheres to.
    pub version: UInt,
}

impl AnswerEventContent {
    /// Creates an `AnswerEventContent` with the given answer, call ID and VoIP version.
    pub fn new(answer: SessionDescription, call_id: String, version: UInt) -> Self {
        Self { answer, call_id, version }
    }
}