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book_with_bridge/ping-pong/main.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+func main() {
+	count := 1
+	side1 := make(chan int)
+	side2 := make(chan int)
+	
+	tick := time.NewTicker(1*time.Second)
+
+	go func(){
+		for range side1 {
+			fmt.Println("Tick")
+		}
+	}()
+
+	go func() {
+		for range side2 {
+			fmt.Println("Tack")
+		}
+	}()
+
+	for range tick.C {
+		if count % 2 == 0 {
+			side2 <- 1
+			count = 1
+		} else {
+			side1 <- 1
+			count++
+		}
+	}
+}