85 lines
1.8 KiB
Go
85 lines
1.8 KiB
Go
package updater
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import (
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"errors"
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"nebula/internal/asset"
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"nebula/internal/release"
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"nebula/pkg/util"
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"gorm.io/gorm"
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)
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type CheckRequest struct {
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App string
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Version string
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Platform string
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Arch string
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}
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type CheckResponse struct {
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Update bool `json:"update"`
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Version string `json:"version,omitempty"`
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Notes string `json:"notes,omitempty"`
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URL string `json:"url,omitempty"`
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Checksum string `json:"checksum,omitempty"`
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}
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func CheckUpdate(db *gorm.DB, req CheckRequest) (*CheckResponse, error) {
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// 参数验证
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if req.App == "" {
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return nil, errors.New("app is required")
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}
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if req.Version == "" {
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return nil, errors.New("version is required")
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}
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if req.Platform == "" {
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return nil, errors.New("platform is required")
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}
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if req.Arch == "" {
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return nil, errors.New("arch is required")
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}
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// 查找最新版本（按发布日期排序）
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var latest release.Release
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err := db.Where("app_id = ?", req.App).
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Order("pub_date DESC").
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First(&latest).Error
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, errors.New("no release found for this app")
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}
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return nil, err
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}
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// 比较版本号
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if !util.IsNewerVersion(req.Version, latest.Version) {
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return &CheckResponse{Update: false}, nil
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}
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// 查找对应平台和架构的资源
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var ast asset.Asset
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err = db.Where("release_id = ? AND platform = ? AND arch = ?",
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latest.ID, req.Platform, req.Arch).First(&ast).Error
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, errors.New("no asset found for this platform and architecture")
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}
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return nil, err
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}
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// 验证资源 URL 是否存在
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if ast.URL == "" {
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return nil, errors.New("asset URL is empty")
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}
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return &CheckResponse{
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Update: true,
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Version: latest.Version,
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Notes: latest.Notes,
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URL: ast.URL,
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Checksum: ast.Checksum,
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}, nil
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}
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