feat: add dynamic RAM unit detection and fix file descriptor leaks ✨

src/providers/systemstats.go

@@ -45,13 +45,32 @@ func GetDist() (string, string) {
 	return id, prettyName
 }
 
+func getSizeRam(total, avaible, used *int) string {
+	if *total >= 1024*1024 && *avaible >= 1024*1024 {
+		*used = *total - *avaible
+		usedGiB := *used / (1024 * 1024)
+		totalGiB := *total / (1024 * 1024)
+		ram := fmt.Sprintf("%d / %d Gi", usedGiB, totalGiB)
+		ram = strings.TrimSpace(ram)
+		return ram
+
+	}
+
+	totalMB := *total / 1024
+	avaibleMB := *avaible / 1024
+	*used = totalMB - avaibleMB
+	return fmt.Sprintf("%d / %d MiB", *used, totalMB)
+}
+
 func GetRam() string {
 	f, err := os.Open("/proc/meminfo")
 	if err != nil {
 		return "error"
 	}
 
-	var total, available int
+	defer f.Close()
+
+	var total, available, used int
 	s := bufio.NewScanner(f)
 	for s.Scan() {
 		line := s.Text()
@@ -68,11 +87,8 @@ func GetRam() string {
 			}
 		}
 	}
-	totalMB := total / 1024
-	availableMB := available / 1024
-	usedMB := totalMB - availableMB
 
-	ram := fmt.Sprintf("%d / %d MiB", usedMB, totalMB)
+	ram := getSizeRam(&total, &available, &used)
 	ram = strings.TrimSpace(ram)
 	return ram
 
@@ -84,6 +100,8 @@ func GetCpu() string {
 		return "unknown"
 	}
 
+	defer f.Close()
+
 	var cpu string
 	s := bufio.NewScanner(f)
 	for s.Scan() {