first

utils/encrypt.go

@@ -0,0 +1,31 @@
+package utils
+
+import (
+	"crypto/aes"
+)
+
+func AesEcbDecrypt(key []byte, src []byte) ([]byte, error) {
+	block, err := aes.NewCipher(key)
+	if err != nil {
+		return nil, err
+	}
+
+	dst := make([]byte, 0, len(src))
+	tmp := make([]byte, aes.BlockSize)
+
+	for i := 0; i < len(src); i += aes.BlockSize {
+		block.Decrypt(tmp, src[i:i+aes.BlockSize])
+
+		if i == len(src)-aes.BlockSize {
+			pad := int(tmp[len(tmp)-1])
+			if pad > aes.BlockSize {
+				pad = 0
+			}
+			dst = append(dst, tmp[:aes.BlockSize-pad]...)
+		} else {
+			dst = append(dst, tmp...)
+		}
+	}
+
+	return dst, nil
+}

utils/file.go

@@ -0,0 +1,48 @@
+package utils
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+func ReplaceExtension(filepathStr, newExt string) string {
+	ext := filepath.Ext(filepathStr)
+	return strings.TrimSuffix(filepathStr, ext) + newExt
+}
+
+func PathExists(path string) bool {
+	_, err := os.Stat(path)
+	if err == nil {
+		return true
+	}
+	if os.IsNotExist(err) {
+		return false
+	}
+	return false
+}
+
+func IsDir(path string) bool {
+	s, err := os.Stat(path)
+	if err != nil {
+
+		return false
+	}
+	return s.IsDir()
+}
+
+func GetRelativePath(from, to string) string {
+	rel, err := filepath.Rel(from, to)
+	if err != nil {
+		return ""
+	}
+	return rel
+}
+
+func IsRegularFile(path string) bool {
+	s, err := os.Stat(path)
+	if err != nil {
+		return false
+	}
+	return s.Mode().IsRegular()
+}

utils/printf.go

@@ -0,0 +1,22 @@
+package utils
+
+import (
+	"fmt"
+	"github.com/TwiN/go-color"
+)
+
+func DonePrintfln(format string, a ...interface{}) {
+	fmt.Printf(color.InBold(color.InGreen("[Done] "))+format+"\n", a...)
+}
+
+func InfoPrintfln(format string, a ...interface{}) {
+	fmt.Printf(color.InBold(color.InBlue("[Info] "))+format+"\n", a...)
+}
+
+func WarningPrintfln(format string, a ...interface{}) {
+	fmt.Printf(color.InBold(color.InYellow("[Warning] "))+format+"\n", a...)
+}
+
+func ErrorPrintfln(format string, a ...interface{}) {
+	fmt.Printf(color.InBold(color.InRed("[Error] "))+format+"\n", a...)
+}