init: 1.0.0

pkg/random/RandomKey.go

@@ -0,0 +1,113 @@
+package random
+
+import (
+	"strings"
+	"time"
+
+	"k8s.io/apimachinery/pkg/util/rand"
+)
+
+const (
+	chars62 = "E7gLp4jWS6kPv5DzxaY1o9sNcFmBAlUut0ZOhKVM38bqHRJfCwdrTni2QIeXGy"
+	base62  = int64(len(chars62))
+
+	chars36 = "6W1HLYPUSJ745ZAKMBQEN9DF8OVGITX320RC"
+	base36  = int64(len(chars36))
+)
+
+func EncodeBase62(id int64) string {
+	if id == 0 {
+		return string(chars62[0])
+	}
+
+	encoded := ""
+	for id > 0 {
+		remainder := id % base62
+		encoded = string(chars62[remainder]) + encoded
+		id /= base62
+	}
+
+	index := len(chars62) - 1
+	for len(encoded) < 6 {
+		encoded = string(chars62[index]) + encoded
+		index -= 3
+		if index < 0 {
+			index = len(chars62) - 1
+		}
+	}
+	// if len(encoded) > 7 {
+	// 	encoded = encoded[:7]
+	// }
+
+	return encoded
+}
+
+// EncodeBase36 ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789
+func EncodeBase36(id int64) string {
+	if id == 0 {
+		return string(chars36[0])
+	}
+
+	encoded := ""
+	for id > 0 {
+		remainder := id % base36
+		encoded = string(chars36[remainder]) + encoded
+		id /= base36
+	}
+
+	index := len(chars36) - 1
+	for len(encoded) < 6 {
+		encoded = string(chars62[index]) + encoded
+		index -= 3
+		if index < 0 {
+			index = len(chars62) - 1
+		}
+	}
+	// if len(encoded) > 7 {
+	// 	encoded = encoded[:7]
+	// }
+
+	return encoded
+}
+
+func Key(length int, keyType int) string {
+	randomString := "0123456789"
+	if keyType == 1 {
+		randomString = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz"
+	}
+	var res []byte
+	rand.Seed(time.Now().UnixNano())
+	for i := 0; i < length; i++ {
+		n := rand.Intn(len(randomString))
+		res = append(res, randomString[n])
+	}
+	return string(res)
+}
+
+func KeyNew(length int, keyType int) string {
+	randomString := "0123456789"
+	if keyType == 1 {
+		randomString = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz"
+	} else if keyType == 2 {
+		randomString = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+	}
+	var res []byte
+	for i := 0; i < length; i++ {
+		n := rand.Intn(len(randomString))
+		res = append(res, randomString[n])
+	}
+	return string(res)
+}
+
+func StrToDashedString(strNum string) string {
+	var result strings.Builder
+
+	for i, ch := range strNum {
+		result.WriteRune(ch)
+		if (i+1)%4 == 0 && i != len(strNum)-1 {
+			result.WriteRune('-')
+		}
+	}
+
+	return result.String()
+}