2022-06-07 17:14:52 +02:00

81 lines
2.8 KiB
Rust

use serde::{Deserialize, Serialize};
#[cfg(feature = "unstable-msc1767")]
use crate::events::message::MessageContent;
use super::FormattedBody;
/// The payload for a text message.
///
/// With the `unstable-msc1767` feature, this type contains the transitional format of
/// [`MessageEventContent`]. See the documentation of the [`message`] module for more information.
///
/// [`MessageEventContent`]: crate::events::message::MessageEventContent
/// [`message`]: crate::events::message
#[derive(Clone, Debug, Deserialize, Serialize)]
#[cfg_attr(not(feature = "unstable-exhaustive-types"), non_exhaustive)]
#[serde(tag = "msgtype", rename = "m.text")]
pub struct TextMessageEventContent {
/// The body of the message.
pub body: String,
/// Formatted form of the message `body`.
#[serde(flatten)]
pub formatted: Option<FormattedBody>,
/// Extensible-event representation of the message.
///
/// If present, this should be preferred over the other fields.
#[cfg(feature = "unstable-msc1767")]
#[serde(flatten, skip_serializing_if = "Option::is_none")]
pub message: Option<MessageContent>,
}
impl TextMessageEventContent {
/// A convenience constructor to create a plain text message.
pub fn plain(body: impl Into<String>) -> Self {
let body = body.into();
Self {
#[cfg(feature = "unstable-msc1767")]
message: Some(MessageContent::plain(body.clone())),
body,
formatted: None,
}
}
/// A convenience constructor to create an HTML message.
pub fn html(body: impl Into<String>, html_body: impl Into<String>) -> Self {
let body = body.into();
let html_body = html_body.into();
Self {
#[cfg(feature = "unstable-msc1767")]
message: Some(MessageContent::html(body.clone(), html_body.clone())),
body,
formatted: Some(FormattedBody::html(html_body)),
}
}
/// A convenience constructor to create a Markdown message.
///
/// Returns an HTML message if some Markdown formatting was detected, otherwise returns a plain
/// text message.
#[cfg(feature = "markdown")]
pub fn markdown(body: impl AsRef<str> + Into<String>) -> Self {
if let Some(formatted) = FormattedBody::markdown(&body) {
Self::html(body, formatted.body)
} else {
Self::plain(body)
}
}
}
#[cfg(feature = "unstable-msc1767")]
impl From<MessageContent> for TextMessageEventContent {
fn from(message: MessageContent) -> Self {
let body = if let Some(body) = message.find_plain() { body } else { &message[0].body };
let formatted = message.find_html().map(FormattedBody::html);
Self { body: body.to_owned(), formatted, message: Some(message) }
}
}