fix to uint

units.go

@@ -0,0 +1,50 @@
+package proxmoxaas_common_lib
+
+import (
+	"fmt"
+	"math"
+	"strings"
+)
+
+const Base1000 uint64 = 1000
+const Base1024 uint64 = 1024
+
+var prefixesBase1000 []string = []string{"", "K", "M", "G", "T"}
+var prefixesBase1024 []string = []string{"", "Ki", "Mi", "Gi", "Ti"}
+
+const KB uint64 = Base1000
+const MB uint64 = KB * Base1000
+const GB uint64 = MB * Base1000
+const TB uint64 = GB * Base1000
+
+const KiB uint64 = Base1024
+const MiB uint64 = KiB * Base1024
+const GiB uint64 = MiB * Base1024
+const TiB uint64 = GiB * Base1024
+
+func FormatNumber(val uint64, base uint64) (string, string) {
+	valf := float64(val)
+	basef := float64(base)
+	steps := 0
+	for math.Abs(valf) > basef && steps < 4 {
+		valf /= basef
+		steps++
+	}
+
+	switch base {
+	case Base1000:
+		s := fmt.Sprintf("%.4f", valf)
+		s = strings.TrimRight(s, "0")
+		s = strings.TrimRight(s, ".")
+		prefixes := prefixesBase1000
+		return s, prefixes[steps]
+	case Base1024:
+		s := fmt.Sprintf("%.4f", valf)
+		s = strings.TrimRight(s, "0")
+		s = strings.TrimRight(s, ".")
+		prefixes := prefixesBase1024
+		return s, prefixes[steps]
+	default:
+		return "0", ""
+	}
+}