feat: 通知当前亮度，重构 mqtt 相关代码。#5.
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@@ -1,7 +1,7 @@
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use paris::error;
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use tokio::sync::{broadcast, OnceCell};
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use crate::{display, picker::led_color::LedColor};
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use crate::{display, picker::led_color::LedColor, models};
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use super::mqtt::MqttRpc;
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@@ -32,6 +32,10 @@ impl Manager {
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}
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}
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pub async fn listen(&self) {
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self.client.listen().await
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}
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pub async fn publish_led_colors(&self, colors: &Vec<LedColor>) -> anyhow::Result<()> {
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let payload = colors
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.iter()
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@@ -45,6 +49,9 @@ impl Manager {
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pub async fn publish_led_sub_pixels(&self, payload: Vec<u8>) -> anyhow::Result<()> {
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self.client.publish_led_sub_pixels(payload).await
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}
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pub async fn publish_desktop_cmd(&self, msg: models::MqMessage) -> anyhow::Result<()> {
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self.client.publish_desktop_cmd(msg).await
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}
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pub fn client(&self) -> &MqttRpc {
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&self.client
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@@ -1,88 +1,157 @@
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use crate::display;
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use crate::{display, models};
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use image::EncodableLayout;
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use paris::warn;
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use rumqttc::{AsyncClient, Event, Incoming, MqttOptions, QoS};
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use std::time::Duration;
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use paris::{warn, info, error};
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use rumqttc::{
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AsyncClient, ConnectReturnCode, Event, EventLoop, Incoming, MqttOptions, Outgoing, QoS,
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};
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use std::{borrow::Borrow, rc::Rc, sync::Arc, time::Duration};
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use tauri::async_runtime::{Mutex, TokioJoinHandle};
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use time::{format_description, OffsetDateTime};
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use tokio::{sync::broadcast, task};
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use tokio::{sync::broadcast, task, time::sleep};
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const DISPLAY_TOPIC: &'static str = "display-ambient-light/display";
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const DISPLAY_BRIGHTNESS_TOPIC: &'static str = "display-ambient-light/board/brightness";
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const BOARD_SEND_CMD: &'static str = "display-ambient-light/board/cmd";
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const DESKTOP_SEND_CMD: &'static str = "display-ambient-light/desktop/cmd";
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pub struct MqttRpc {
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client: AsyncClient,
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change_display_brightness_tx: broadcast::Sender<display::DisplayBrightness>,
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message_tx: broadcast::Sender<models::MqMessage>,
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eventloop: Arc<Mutex<EventLoop>>,
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}
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impl MqttRpc {
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pub fn new() -> Self {
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let mut options = MqttOptions::new("rumqtt-async", "192.168.31.11", 1883);
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options.set_keep_alive(Duration::from_secs(5));
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options.set_clean_session(false);
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let (client, mut eventloop) = AsyncClient::new(options, 10);
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let (change_display_brightness_tx, _) =
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broadcast::channel::<display::DisplayBrightness>(16);
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let change_display_brightness_tx2 = change_display_brightness_tx.clone();
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task::spawn(async move {
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loop {
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match eventloop.poll().await {
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Ok(notification) => {
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let handled = || -> anyhow::Result<()> {
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// println!("MQTT notification = {:?}", notification);
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if let Event::Incoming(notification) = notification {
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if let Incoming::Publish(notification) = notification {
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match notification.topic.as_str() {
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DISPLAY_BRIGHTNESS_TOPIC => {
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let payload_text = String::from_utf8(
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notification.payload.as_bytes().to_owned(),
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)
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.map_err(|err| {
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anyhow::anyhow!("can not parse json. {:?}", err)
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})?;
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let display_brightness: display::DisplayBrightness =
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serde_json::from_str(payload_text.as_str())
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.map_err(|err| {
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anyhow::anyhow!(
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"can not deserialize display brightness. {:?}",
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err
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)
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})?;
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change_display_brightness_tx2
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.send(display_brightness)
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.map_err(|err| {
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anyhow::anyhow!(
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"can not broadcast display brightness. {:?}",
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err
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)
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})?;
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}
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&_ => {}
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};
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}
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}
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Ok(())
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};
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if let Err(err) = handled() {
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warn!("handle notification was failed. Error: {:?}", err);
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}
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}
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Err(err) => {
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println!("MQTT Error Event = {:?}", err);
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}
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}
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}
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});
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let (message_tx, _) = broadcast::channel::<models::MqMessage>(32);
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Self {
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client,
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change_display_brightness_tx,
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message_tx,
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eventloop: Arc::new(Mutex::new(eventloop)),
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}
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}
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pub async fn initialize(&mut self) -> anyhow::Result<()> {
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pub async fn listen(&self) {
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let change_display_brightness_tx2 = self.change_display_brightness_tx.clone();
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let message_tx_cloned = self.message_tx.clone();
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let mut eventloop = self.eventloop.clone().lock_owned().await;
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loop {
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match eventloop.poll().await {
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Ok(notification) => {
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if let Event::Incoming(notification) = notification {
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if let Incoming::Publish(notification) = notification {
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match notification.topic.as_str() {
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DISPLAY_BRIGHTNESS_TOPIC => {
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let payload_text = String::from_utf8(
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notification.payload.as_bytes().to_owned(),
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);
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match payload_text {
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Ok(payload_text) => {
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let display_brightness: Result<
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display::DisplayBrightness,
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_,
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> = serde_json::from_str(payload_text.as_str());
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match display_brightness {
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Ok(display_brightness) => {
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match change_display_brightness_tx2
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.send(display_brightness)
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{
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Ok(_) => {}
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Err(err) => {
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warn!(
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"can not broadcast display brightness. {:?}",
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err
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);
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}
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};
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}
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Err(err) => {
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warn!(
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"can not deserialize display brightness. {:?}",
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err
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);
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}
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}
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}
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Err(err) => {
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warn!(
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"can not decode display brightness message. {:?}",
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err
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);
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}
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};
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}
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BOARD_SEND_CMD => {
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let payload_text = String::from_utf8(
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notification.payload.as_bytes().to_owned(),
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);
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match payload_text {
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Ok(payload_text) => {
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let message: Result<models::MqMessage, _> =
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serde_json::from_str(payload_text.as_str());
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match message {
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Ok(message) => {
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match message_tx_cloned.send(message) {
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Ok(_) => {}
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Err(err) => {
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warn!(
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"can not broadcast mq message. {:?}",
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err
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);
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}
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};
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}
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Err(err) => {
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warn!(
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"can not deserialize mq message. {:?}",
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err
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);
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}
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}
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}
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Err(err) => {
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warn!("can not decode mq message message. {:?}", err);
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}
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};
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}
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&_ => {}
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};
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} else if let Incoming::ConnAck(connAck) = notification {
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if connAck.code == ConnectReturnCode::Success {
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match self.initialize().await {
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Ok(_) => {
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info!("resubscribe topics!");
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}
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Err(err) => {
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info!("resubscribe topics failed! {:?}", err);
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}
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};
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}
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} else if let Incoming::Disconnect = notification {
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error!("MQTT Disconnected!");
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}
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}
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}
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Err(err) => {
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println!("MQTT Error Event = {:?}", err);
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}
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}
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}
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}
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pub async fn initialize(&self) -> anyhow::Result<()> {
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self.subscribe_board().await?;
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self.subscribe_display().await?;
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self.broadcast_desktop_online();
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@@ -102,7 +171,7 @@ impl MqttRpc {
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.map_err(|err| anyhow::anyhow!("subscribe board failed. {:?}", err))
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}
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fn broadcast_desktop_online(&mut self) {
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fn broadcast_desktop_online(&self) {
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let client = self.client.to_owned();
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task::spawn(async move {
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loop {
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@@ -146,7 +215,22 @@ impl MqttRpc {
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.map_err(|error| anyhow::anyhow!("mqtt publish failed. {}", error))
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}
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pub fn subscribe_change_display_brightness_rx(&self) -> broadcast::Receiver<display::DisplayBrightness> {
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pub fn subscribe_change_display_brightness_rx(
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&self,
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) -> broadcast::Receiver<display::DisplayBrightness> {
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self.change_display_brightness_tx.subscribe()
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}
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pub async fn publish_desktop_cmd(&self, msg: models::MqMessage) -> anyhow::Result<()> {
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let str = serde_json::to_string(&msg)
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.map_err(|err| anyhow::anyhow!("can not serialize {:?}. {:?}", msg, err))?;
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self.client
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.publish(
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DESKTOP_SEND_CMD,
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rumqttc::QoS::AtLeastOnce,
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false,
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str.as_bytes(),
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)
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.await
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.map_err(|error| anyhow::anyhow!("mqtt publish failed. {}", error))
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}
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}
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