UI

ui/src/usecase/presenter.rs

@@ -0,0 +1,59 @@
+use std::time::{Duration, Instant};
+
+use super::{service, DesktopServiceState, Event};
+use crate::BUFFER;
+use async_std::task::sleep;
+use crossbeam_channel::{Receiver, Sender};
+
+pub async fn create(sender: Sender<Event>, receiver: Receiver<Event>) {
+    let mut now = Instant::now();
+    let buffer = BUFFER.get().unwrap().to_owned();
+    let send = |event| sender.send(event).unwrap_or_default();
+    if let Some(mut service) = service::create() {
+        let mut service_state = DesktopServiceState::Unknown;
+        let mut file = "hbbs.out".to_owned();
+        send(Event::ViewRenderServiceState(service_state.to_owned()));
+        loop {
+            for _ in 1..buffer {
+                match receiver.recv_timeout(Duration::from_nanos(1)) {
+                    Ok(event) => match event {
+                        Event::BroswerInit => {
+                            send(Event::BrowserUpdate(("file".to_owned(), file.to_owned())));
+                        }
+                        Event::BrowserAction(action) => match action.as_str() {
+                            "restart" => service.restart(),
+                            _ => (),
+                        },
+                        Event::FileChange(path) => {
+                            if path == file {
+                                send(Event::BrowserUpdate(("file".to_owned(), file.to_owned())));
+                            }
+                        }
+                        Event::ViewAction(action) => match action.as_str() {
+                            "start" => service.start(),
+                            "stop" => service.stop(),
+                            "restart" => service.restart(),
+                            "pause" => service.pause(),
+                            "exit" => send(Event::ViewRenderAppExit),
+                            _ => {
+                                file = action;
+                                send(Event::BrowserUpdate(("file".to_owned(), file.to_owned())));
+                            }
+                        },
+                        _ => (),
+                    },
+                    Err(_) => break,
+                }
+            }
+            sleep(Duration::from_micros(999)).await;
+            if now.elapsed().as_millis() > 999 {
+                let state = service.check();
+                if state != service_state {
+                    service_state = state.to_owned();
+                    send(Event::ViewRenderServiceState(state));
+                }
+                now = Instant::now();
+            }
+        }
+    }
+}