package main

import (
	"fmt"
	"math/rand"
	"sync"
	"time"
)

const (
	numWorkers = 10
	numJobs    = 1000
)

// Simulate processing a request
func handleRequest(workerID, jobID int) {
	fmt.Printf("Worker %d handling request %d\n", workerID, jobID)
	// Simulate random processing time
	time.Sleep(time.Duration(rand.Intn(100)) * time.Millisecond)
}

func worker(id int, jobs <-chan int, wg *sync.WaitGroup) {
	for job := range jobs {
		handleRequest(id, job)
		wg.Done()
	}
}

func main() {
	rand.Seed(time.Now().UnixNano()) // Seed random number generator

	jobs := make(chan int, numJobs)
	var wg sync.WaitGroup

	// Start 10 worker goroutines
	for w := 1; w <= numWorkers; w++ {
		go worker(w, jobs, &wg)
	}

	// Send 1,000 jobs to the workers
	for j := 1; j <= numJobs; j++ {
		wg.Add(1)
		jobs <- j
	}

	close(jobs) // No more jobs to send

	wg.Wait() // Wait for all jobs to complete
	fmt.Println("All requests processed.")
}