Stable

go.mod

@@ -1,3 +1,9 @@
 module cimeyclust.com/steel
 
 go 1.21
+
+require (
+	github.com/gizak/termui v3.1.0+incompatible // indirect
+	github.com/mattn/go-runewidth v0.0.9 // indirect
+	github.com/nsf/termbox-go v1.1.1 // indirect
+)

go.sum

@@ -0,0 +1,6 @@
+github.com/gizak/termui v3.1.0+incompatible h1:N3CFm+j087lanTxPpHOmQs0uS3s5I9TxoAFy6DqPqv8=
+github.com/gizak/termui v3.1.0+incompatible/go.mod h1:PkJoWUt/zacQKysNfQtcw1RW+eK2SxkieVBtl+4ovLA=
+github.com/mattn/go-runewidth v0.0.9 h1:Lm995f3rfxdpd6TSmuVCHVb/QhupuXlYr8sCI/QdE+0=
+github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
+github.com/nsf/termbox-go v1.1.1 h1:nksUPLCb73Q++DwbYUBEglYBRPZyoXJdrj5L+TkjyZY=
+github.com/nsf/termbox-go v1.1.1/go.mod h1:T0cTdVuOwf7pHQNtfhnEbzHbcNyCEcVU4YPpouCbVxo=

pkg/cmd/console.go

@@ -6,32 +6,81 @@ import (
 	"os"
 	"strings"
 	"sync"
+	"time"
 )
 
+type Log struct {
+	// Level enum of "info", "warning", "error"
+	Level string
+
+	// Message to be logged
+	Message string
+
+	// Time of the log
+	Time string
+
+	// Source of the log
+	Source string
+}
+
+type LoggerQueue struct {
+	queue chan Log
+}
+
+var Logger = &LoggerQueue{
+	queue: make(chan Log, 100),
+}
+
+func (l *LoggerQueue) log(level string, message string, source string) {
+	l.queue <- Log{
+		Level:   level,
+		Message: message,
+		Time:    time.Now().Format("2006/01/02 15:04:05"),
+		Source:  source,
+	}
+}
+
+func (l *LoggerQueue) Info(message string) {
+	l.log("INFO", message, "")
+}
+
+func (l *LoggerQueue) Warning(message string) {
+	l.log("WARNING", message, "")
+}
+
+func (l *LoggerQueue) Error(message string) {
+	l.log("ERROR", message, "")
+}
+
+func (l *LoggerQueue) processLogs() {
+	for logEntry := range l.queue {
+		// Move cursor up and clear line
+		fmt.Printf("%s [%s]: %s\n", logEntry.Time, logEntry.Level, logEntry.Message)
+	}
+}
+
 func Start(wg *sync.WaitGroup, stopChan chan struct{}) {
 	defer wg.Done()
 
+	go Logger.processLogs()
+
 	reader := bufio.NewReader(os.Stdin)
 	for {
 		fmt.Print("> ")
 		input, err := reader.ReadString('\n')
 		if err != nil {
-			_, err := fmt.Fprintf(os.Stderr, "Error while reading input: %v", err)
+			Logger.Error(fmt.Sprintf("Error while reading input: %v", err))
-			if err != nil {
+			continue
-				return
-			}
-			close(stopChan)
-			return
 		}
 
 		input = strings.TrimSpace(input)
 		switch input {
 		case "stop":
-			fmt.Println("Received stop command.")
+			Logger.Info("Received stop command.")
 			close(stopChan)
 			return
 		default:
-			fmt.Println("Unknown command:", input)
+			Logger.Info(fmt.Sprintf("Unknown command: %s", input))
 		}
 	}
 }

pkg/net/network.go

@@ -1,10 +1,11 @@
 package net
 
 import (
+	"cimeyclust.com/steel/pkg/cmd"
 	"fmt"
 	"net"
-	"os"
 	"sync"
+	"time"
 )
 
 // Start Starts the TCP server on the specified address.
@@ -14,11 +15,7 @@ func Start(addr string, stopChan <-chan struct{}, wg *sync.WaitGroup) {
 	// Start listening on the specified address
 	listener, err := net.Listen("tcp", addr)
 	if err != nil {
-		_, err := fmt.Fprintf(os.Stderr, "Error starting TCP server: %v", err)
+		cmd.Logger.Error("Error starting TCP server: %v")
-		if err != nil {
-			return
-		}
-		return
 	}
 
 	// Close the listener when the application closes.
@@ -29,7 +26,21 @@ func Start(addr string, stopChan <-chan struct{}, wg *sync.WaitGroup) {
 		}
 	}(listener)
 
-	fmt.Printf("TCP server listening on %s\n", addr)
+	// slog.Info(fmt.Sprintf("Listening on %s", addr))
+	cmd.Logger.Info(fmt.Sprintf("Listening on %s", addr))
+
+	go func() {
+		for {
+			// Print test every second
+			select {
+			case <-stopChan:
+				return // Safe exit if stop has been signalled
+			default:
+				cmd.Logger.Info("Test")
+			}
+			time.Sleep(1 * time.Second)
+		}
+	}()
 
 	// Listen for an incoming connection in a goroutine.
 	go func() {
@@ -40,7 +51,7 @@ func Start(addr string, stopChan <-chan struct{}, wg *sync.WaitGroup) {
 				case <-stopChan:
 					return // Safe exit if stop has been signalled
 				default:
-					fmt.Fprintf(os.Stderr, "Error accepting connection: %v", err)
+					cmd.Logger.Error(fmt.Sprintf("Error while accepting conn: %v", err))
 				}
 				continue
 			}
@@ -65,7 +76,7 @@ func handleRequest(conn net.Conn) {
 	// Read the incoming connection into the buffer.
 	_, err := conn.Read(buf)
 	if err != nil {
-		fmt.Fprintf(os.Stderr, "Error reading: %v", err)
+		cmd.Logger.Error(fmt.Sprintf("Error reading: %v", err))
 		return
 	}
 

pkg/utils/queue.go

@@ -0,0 +1,53 @@
+package utils
+
+// Queue implementation
+
+type Node struct {
+	Value interface{}
+	Next  *Node
+}
+
+type Queue struct {
+	Head *Node
+	Tail *Node
+}
+
+func (q *Queue) Enqueue(value interface{}) {
+	node := &Node{Value: value}
+
+	if q.Head == nil {
+		q.Head = node
+		q.Tail = node
+		return
+	}
+
+	q.Tail.Next = node
+	q.Tail = node
+}
+
+func (q *Queue) Dequeue() interface{} {
+	if q.Head == nil {
+		return nil
+	}
+
+	node := q.Head
+	q.Head = node.Next
+
+	if q.Head == nil {
+		q.Tail = nil
+	}
+
+	return node.Value
+}
+
+func (q *Queue) Peek() interface{} {
+	if q.Head == nil {
+		return nil
+	}
+
+	return q.Head.Value
+}
+
+func (q *Queue) IsEmpty() bool {
+	return q.Head == nil
+}

steel.go

@@ -19,6 +19,8 @@ func main() {
 	wg.Add(1)
 	go net.Start("localhost:8080", stopChan, &wg)
 
+	cmd.Logger.Info("Started")
+
 	// Wait for all components to finish
 	wg.Wait()
 }