starter repo

internal/gamelogic/logs.go

@@ -0,0 +1,32 @@
+package gamelogic
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"time"
+
+	"github.com/bootdotdev/learn-pub-sub-starter/internal/routing"
+)
+
+const logsFile = "game.log"
+
+const writeToDiskSleep = 1 * time.Second
+
+func WriteLog(gamelog routing.GameLog) error {
+	log.Printf("received game log...")
+	time.Sleep(writeToDiskSleep)
+
+	f, err := os.OpenFile(logsFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
+	if err != nil {
+		return fmt.Errorf("could not open logs file: %v", err)
+	}
+	defer f.Close()
+
+	str := fmt.Sprintf("%v %v: %v\n", gamelog.CurrentTime.Format(time.RFC3339), gamelog.Username, gamelog.Message)
+	_, err = f.WriteString(str)
+	if err != nil {
+		return fmt.Errorf("could not write to logs file: %v", err)
+	}
+	return nil
+}