feat: initial commit for G-Launcher based on Firefly with Horoyoi enhancements

pkg/models/binary-version.go

@@ -0,0 +1,61 @@
+package models
+
+import (
+	"errors"
+	"fmt"
+	"os"
+	"regexp"
+	"strconv"
+)
+
+type BinaryVersion struct {
+	Name  string
+	Major int
+	Minor int
+	Patch int
+	Data  []byte
+}
+
+func ParseBinaryVersion(path string) (*BinaryVersion, error) {
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
+	content := string(data)
+	fmt.Println(content)
+
+	re := regexp.MustCompile(`([A-Za-z]+)(\d+)(?:\.(\d+))?(?:\.(\d+))?`)
+	matches := re.FindStringSubmatch(content)
+	if len(matches) < 2 {
+		return nil, errors.New("invalid version format")
+	}
+
+	binaryVersion := BinaryVersion{
+		Name: matches[1],
+	}
+	if matches[2] != "" {
+		binaryVersion.Major, _ = strconv.Atoi(matches[2])
+	}
+	if len(matches) > 3 && matches[3] != "" {
+		binaryVersion.Minor, _ = strconv.Atoi(matches[3])
+	}
+	if len(matches) > 4 && matches[4] != "" {
+		binaryVersion.Patch, _ = strconv.Atoi(matches[4])
+	}
+
+	binaryVersion.Data = data
+	return &binaryVersion, nil
+}
+
+func (v *BinaryVersion) String() string {
+	return fmt.Sprintf("%s-%d.%d.%d", v.Name, v.Major, v.Minor, v.Patch)
+}
+
+func (v BinaryVersion) ToInt() int {
+	return v.Major*100 + v.Minor*10 + v.Patch
+}
+
+func (v BinaryVersion) Subtract(other *BinaryVersion) int {
+	return v.ToInt() - other.ToInt()
+}