mirror of
https://github.com/yusing/godoxy.git
synced 2025-05-20 20:52:33 +02:00
110 lines
2.2 KiB
Go
110 lines
2.2 KiB
Go
package pkg
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import (
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"fmt"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"github.com/yusing/go-proxy/internal/common"
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"github.com/yusing/go-proxy/internal/logging"
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)
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func GetVersion() Version {
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return currentVersion
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}
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func GetLastVersion() Version {
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return lastVersion
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}
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func init() {
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currentVersion = parseVersion(version)
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// ignore errors
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versionFile := filepath.Join(common.DataDir, "version")
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var lastVersionStr string
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f, err := os.OpenFile(versionFile, os.O_RDWR|os.O_CREATE, 0o644)
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if err == nil {
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_, err = fmt.Fscanf(f, "%s", &lastVersionStr)
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lastVersion = parseVersion(lastVersionStr)
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}
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if err != nil && !os.IsNotExist(err) {
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logging.Warn().Err(err).Msg("failed to read version file")
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}
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_, err = f.WriteString(version)
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if err != nil {
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logging.Warn().Err(err).Msg("failed to save version file")
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}
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}
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type Version struct{ Major, Minor, Patch int }
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func Ver(major, minor, patch int) Version {
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return Version{major, minor, patch}
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}
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func (v Version) String() string {
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return fmt.Sprintf("%d.%d.%d", v.Major, v.Minor, v.Patch)
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}
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func (v Version) MarshalText() ([]byte, error) {
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return []byte(v.String()), nil
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}
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func (v Version) IsNewerThan(other Version) bool {
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if v.Major != other.Major {
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return v.Major > other.Major
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}
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if v.Minor != other.Minor {
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return v.Minor > other.Minor
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}
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return v.Patch > other.Patch
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}
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func (v Version) IsOlderThan(other Version) bool {
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if v.Major != other.Major {
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return v.Major < other.Major
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}
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if v.Minor != other.Minor {
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return v.Minor < other.Minor
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}
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return v.Patch < other.Patch
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}
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func (v Version) IsEqual(other Version) bool {
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return v.Major == other.Major && v.Minor == other.Minor && v.Patch == other.Patch
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}
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var (
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version = "unset"
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currentVersion Version
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lastVersion Version
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)
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func parseVersion(v string) (ver Version) {
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if v == "" {
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return
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}
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v = strings.Split(v, "-")[0]
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v = strings.TrimPrefix(v, "v")
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parts := strings.Split(v, ".")
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if len(parts) != 3 {
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return
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}
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major, err := strconv.Atoi(parts[0])
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if err != nil {
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return
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}
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minor, err := strconv.Atoi(parts[1])
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if err != nil {
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return
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}
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patch, err := strconv.Atoi(parts[2])
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if err != nil {
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return
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}
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return Ver(major, minor, patch)
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}
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