feat: refactor signal handling and update websocket disconnect handling

- remove os signal handling interrupt
- rename WaitForDisconnect to Disconnect function
- improve websocket disconnection logic
- exit keyboard listener on disconnect

🤖

cmd/client/main.go

@@ -3,8 +3,6 @@ package client
 import (
 	"atomicgo.dev/cursor"
 	"flag"
-	"os"
-	"os/signal"
 
 	"git.smsvc.net/pomodoro/ChronoTomato/internal/helper"
 	"git.smsvc.net/pomodoro/ChronoTomato/internal/shared"
@@ -15,11 +13,7 @@ import (
 	"git.smsvc.net/pomodoro/GoTomato/pkg/models"
 )
 
-var interrupt = make(chan os.Signal, 1)
-
 func Start() {
-	signal.Notify(interrupt, os.Interrupt)
-
 	cursor.Hide()
 	defer cursor.Show()
 
@@ -46,6 +40,10 @@ func Start() {
 
 	pomodoro := &shared.ServerMessage
 	keyboard.Listen(func(key keys.Key) (stop bool, err error) {
+		select {
+		case <-websocket.Done:
+			return true, nil
+		default:
 			switch key.String() {
 			case "space":
 				if !pomodoro.Ongoing {
@@ -69,12 +67,12 @@ func Start() {
 				}
 				return false, nil
 			case "q":
-			interrupt <- os.Interrupt
 				return true, nil
 			}
+		}
 
 		return false, nil
 	})
 
-	websocket.WaitForDisconnect(conn, interrupt)
+	websocket.Disconnect(conn)
 }

internal/websocket/connect.go

@@ -3,7 +3,6 @@ package websocket
 import (
 	"github.com/charmbracelet/log"
 	"github.com/gorilla/websocket"
-	"os"
 	"time"
 )
 
@@ -18,13 +17,12 @@ func Connect(url string) *websocket.Conn {
 	return conn
 }
 
-func WaitForDisconnect(conn *websocket.Conn, interrupt chan os.Signal) {
-	for {
+func Disconnect(conn *websocket.Conn) {
 	select {
 	case <-Done:
 		// session closed by remote
 		return
-		case <-interrupt:
+	default:
 		// Cleanly close the connection by sending a close message and then
 		// waiting (with timeout) for the server to close the connection.
 		conn.WriteMessage(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""))
@@ -34,5 +32,4 @@ func WaitForDisconnect(conn *websocket.Conn, interrupt chan os.Signal) {
 		}
 		return
 	}
-	}
 }