✨ Add update service

internal/services/update_service.go

@@ -0,0 +1,89 @@
+package services
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/google/go-github/v63/github"
+	"github.com/wailsapp/wails/v3/pkg/services/log"
+)
+
+// UpdateCheckResult 更新检查结果
+type UpdateCheckResult struct {
+	HasUpdate    bool   `json:"hasUpdate"`    // 是否有更新
+	CurrentVer   string `json:"currentVer"`   // 当前版本
+	LatestVer    string `json:"latestVer"`    // 最新版本
+	ReleaseNotes string `json:"releaseNotes"` // 发布说明
+	ReleaseURL   string `json:"releaseURL"`   // 发布页面URL
+	Error        string `json:"error"`        // 错误信息
+}
+
+// UpdateService 更新服务
+type UpdateService struct {
+	logger         *log.LoggerService
+	configService  *ConfigService
+	githubClient   *github.Client
+	currentVersion string
+}
+
+// NewUpdateService 创建更新服务实例
+func NewUpdateService(configService *ConfigService, logger *log.LoggerService) *UpdateService {
+	config, err := configService.GetConfig()
+	if err != nil {
+		logger.Error("Failed to get config", "error", err)
+		return nil
+	}
+
+	currentVersion := config.Updates.Version
+	if currentVersion == "" {
+		currentVersion = "1.0.0"
+	}
+
+	httpClient := &http.Client{Timeout: 30 * time.Second}
+	githubClient := github.NewClient(httpClient)
+
+	return &UpdateService{
+		logger:         logger,
+		configService:  configService,
+		githubClient:   githubClient,
+		currentVersion: currentVersion,
+	}
+}
+
+// CheckForUpdates 检查更新
+func (us *UpdateService) CheckForUpdates() UpdateCheckResult {
+	result := UpdateCheckResult{
+		CurrentVer: us.currentVersion,
+		HasUpdate:  false,
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	defer cancel()
+
+	release, _, err := us.githubClient.Repositories.GetLatestRelease(ctx, "landaiqing", "voidraft")
+	if err != nil {
+		result.Error = fmt.Sprintf("Failed to check for updates: %v", err)
+		return result
+	}
+
+	if release.GetDraft() || release.GetPrerelease() {
+		result.Error = "Latest release is draft or prerelease"
+		return result
+	}
+
+	latestVer := strings.TrimPrefix(release.GetTagName(), "v")
+	currentVer := strings.TrimPrefix(us.currentVersion, "v")
+
+	result.LatestVer = latestVer
+	result.ReleaseNotes = release.GetBody()
+	result.ReleaseURL = release.GetHTMLURL()
+
+	if latestVer != currentVer && latestVer > currentVer {
+		result.HasUpdate = true
+	}
+
+	return result
+}