Logs added

functions/logger.go

@@ -0,0 +1,62 @@
+package functions
+
+import (
+	"os"
+	"runtime"
+	"time"
+)
+
+func Logger(text string) {
+	if !FileExists("logger.log") {
+		err := CreateFile("logger.log")
+		if err != nil {
+			panic(err)
+		}
+	}
+	f, err := os.OpenFile("logger.log", os.O_APPEND|os.O_WRONLY, 0600)
+	if err != nil {
+		panic(err)
+	}
+	now := time.Now()
+
+	//what file name is it
+	_, file, _, ok := runtime.Caller(1)
+	if !ok {
+		file = "???"
+	}
+
+	dir, err := os.Getwd()
+	if err != nil {
+		Logger(err.Error())
+	}
+
+	file = file[len(dir)+1:]
+
+	_, err = f.Write([]byte(now.Format("Mon Jan 2 15:04:05 2006") + " | " + text + " [" + file + "] " + "\n"))
+	if err != nil {
+		panic(err)
+	}
+}
+
+func FileExists(name string) bool {
+	if _, err := os.Stat(name); err != nil {
+		if os.IsNotExist(err) {
+			return false
+		}
+	}
+	return true
+}
+
+func CreateFile(name string) error {
+	fo, err := os.Create(name)
+	if err != nil {
+		return err
+	}
+	defer func() {
+		err := fo.Close()
+		if err != nil {
+			return
+		}
+	}()
+	return nil
+}