changes in sockets and terminal development

backend/internal/queue/queue.go

@@ -0,0 +1,112 @@
+package queue
+
+import (
+	"log"
+	"sync"
+	"time"
+
+	"github.com/arnab-afk/monaco/internal/models"
+)
+
+// Job represents a job to be executed
+type Job interface {
+	Execute()
+}
+
+// JobQueue manages the execution of jobs
+type JobQueue struct {
+	queue          chan Job
+	wg             sync.WaitGroup
+	mu             sync.Mutex
+	runningJobs    int
+	completedJobs  int
+	failedJobs     int
+	totalProcessed int
+	workerCount    int
+}
+
+// NewJobQueue creates a new job queue with the specified number of workers
+func NewJobQueue(workerCount int) *JobQueue {
+	q := &JobQueue{
+		queue:       make(chan Job, 100), // Buffer size of 100 jobs
+		workerCount: workerCount,
+	}
+
+	// Start workers
+	for i := 0; i < workerCount; i++ {
+		q.wg.Add(1)
+		go q.worker(i)
+	}
+
+	return q
+}
+
+// worker processes jobs from the queue
+func (q *JobQueue) worker(id int) {
+	defer q.wg.Done()
+
+	log.Printf("[WORKER-%d] Started", id)
+
+	for job := range q.queue {
+		// Update stats
+		q.mu.Lock()
+		q.runningJobs++
+		q.mu.Unlock()
+
+		// Execute the job
+		startTime := time.Now()
+		log.Printf("[WORKER-%d] Processing job", id)
+		
+		// Execute the job and handle panics
+		func() {
+			defer func() {
+				if r := recover(); r != nil {
+					log.Printf("[WORKER-%d] Panic in job execution: %v", id, r)
+					q.mu.Lock()
+					q.failedJobs++
+					q.runningJobs--
+					q.totalProcessed++
+					q.mu.Unlock()
+				}
+			}()
+			
+			job.Execute()
+		}()
+
+		// Update stats if no panic occurred
+		q.mu.Lock()
+		q.completedJobs++
+		q.runningJobs--
+		q.totalProcessed++
+		q.mu.Unlock()
+
+		log.Printf("[WORKER-%d] Job completed in %v", id, time.Since(startTime))
+	}
+
+	log.Printf("[WORKER-%d] Stopped", id)
+}
+
+// AddJob adds a job to the queue
+func (q *JobQueue) AddJob(job Job) {
+	q.queue <- job
+}
+
+// GetStats returns statistics about the job queue
+func (q *JobQueue) GetStats() models.QueueStats {
+	q.mu.Lock()
+	defer q.mu.Unlock()
+
+	return models.QueueStats{
+		QueueLength:    len(q.queue),
+		RunningJobs:    q.runningJobs,
+		CompletedJobs:  q.completedJobs,
+		FailedJobs:     q.failedJobs,
+		TotalProcessed: q.totalProcessed,
+	}
+}
+
+// Shutdown stops the job queue
+func (q *JobQueue) Shutdown() {
+	close(q.queue)
+	q.wg.Wait()
+}