UPDATE: Add ldiff

internal/git-service/proxy.go

@@ -0,0 +1,106 @@
+package gitService
+
+import (
+	"firefly-launcher/pkg/constant"
+	"firefly-launcher/pkg/models"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"path/filepath"
+	"encoding/json"
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+func (g *GitService) GetLatestProxyVersion() (bool, string, string) {
+	resp, err := http.Get(constant.ProxyGitUrl)
+	if err != nil {
+		return false, "", err.Error()
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var releases []models.ReleaseType
+	err = json.Unmarshal(body, &releases)
+	if err != nil {
+		return false, "", err.Error()
+	}
+
+	if len(releases) == 0 {
+		return false, "", "no releases found"
+	}
+
+	return true, releases[0].TagName, ""
+}
+
+func (g *GitService) DownloadProxyProgress(version string) (bool, string) {
+	resp, err := http.Get(constant.ProxyGitUrl)
+	if err != nil {
+		panic(err)
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var releases []*models.ReleaseType
+	err = json.Unmarshal(body, &releases)
+	if err != nil {
+		return false, err.Error()
+	}
+
+	if len(releases) == 0 {
+		return false, "no releases found"
+	}
+
+	var releaseData *models.ReleaseType
+	for _, release := range releases {
+		if release.TagName == version {
+			releaseData = release
+			break
+		}
+	}
+
+	if releaseData == nil || releaseData.TagName == "" {
+		return false, "no release found"
+	}
+
+	var assetWin models.AssetType
+	for _, asset := range releaseData.Assets {
+		if asset.Name == constant.ProxyZipFile {
+			assetWin = asset
+			break
+		}
+	}
+
+	if assetWin.Name == "" {
+		return false, "no assets found"
+	}
+
+	if err := os.Mkdir(constant.ProxyStorageUrl, 0755); err != nil {
+		if !os.IsExist(err) {
+			return false, err.Error()
+		}
+	}
+	saveFile := filepath.Join(constant.ProxyStorageUrl, assetWin.Name)
+
+	resp, err = http.Get(assetWin.BrowserDownloadURL)
+	if err != nil {
+		return false, err.Error()
+	}
+	defer resp.Body.Close()
+
+	DownloadFile(saveFile, assetWin.BrowserDownloadURL, func(percent float64, speed float64) {
+		application.Get().Event.Emit("download:proxy", map[string]interface{}{
+			"percent": fmt.Sprintf("%.2f", percent),
+			"speed":   fmt.Sprintf("%.2f", speed),
+		})
+
+	})
+	return true, ""
+}
+
+func (g *GitService) UnzipProxy() {
+	unzipParallel(filepath.Join(constant.ProxyStorageUrl, constant.ProxyZipFile), constant.ProxyStorageUrl)
+	os.Remove(filepath.Join(constant.ProxyStorageUrl, constant.ProxyZipFile))
+}