matrix-rust-sdk/matrix_sdk/examples/wasm_command_bot/src/lib.rs

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use matrix_sdk::{
api::r0::sync::sync_events::Response as SyncResponse,
events::{
room::message::{MessageEventContent, TextMessageEventContent},
AnySyncMessageEvent, AnySyncRoomEvent, SyncMessageEvent,
},
identifiers::RoomId,
Client, ClientConfig, SyncSettings,
};
use url::Url;
use wasm_bindgen::prelude::*;
use web_sys::console;
struct WasmBot(Client);
impl WasmBot {
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async fn on_room_message(
&self,
room_id: &RoomId,
event: SyncMessageEvent<MessageEventContent>,
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) {
let msg_body = if let SyncMessageEvent {
content: MessageEventContent::Text(TextMessageEventContent { body: msg_body, .. }),
..
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} = event
{
msg_body.clone()
} else {
return;
};
console::log_1(&format!("Received message event {:?}", &msg_body).into());
if msg_body.starts_with("!party") {
let content = MessageEventContent::Text(TextMessageEventContent::plain(
"🎉🎊🥳 let's PARTY with wasm!! 🥳🎊🎉".to_string(),
));
self.0.room_send(&room_id, content, None).await.unwrap();
}
}
async fn on_sync_response(&self, response: SyncResponse) {
console::log_1(&format!("Synced").into());
for (room_id, room) in response.rooms.join {
for event in room.timeline.events {
if let Ok(event) = event.deserialize() {
if let AnySyncRoomEvent::Message(AnySyncMessageEvent::RoomMessage(ev)) = event {
self.on_room_message(&room_id, ev).await
}
}
}
}
}
}
#[wasm_bindgen]
pub async fn run() -> Result<JsValue, JsValue> {
let homeserver_url = "http://localhost:8008";
let username = "user";
let password = "password";
let client_config = ClientConfig::new();
let homeserver_url = Url::parse(&homeserver_url).unwrap();
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let client = Client::new_with_config(homeserver_url, client_config).unwrap();
client
.login(username, password, None, Some("rust-sdk-wasm"))
.await
.unwrap();
let bot = WasmBot(client.clone());
client.sync(SyncSettings::default()).await.unwrap();
let settings = SyncSettings::default().token(client.sync_token().await.unwrap());
client
.sync_forever(settings, |response| bot.on_sync_response(response))
.await;
Ok(JsValue::NULL)
}