56 lines
1.5 KiB
Go
56 lines
1.5 KiB
Go
package extension
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import (
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"context"
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"os"
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"path/filepath"
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"apps/backend/internal/response"
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"apps/backend/internal/svc"
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"apps/backend/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type DownloadExtensionZipLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewDownloadExtensionZipLogic(ctx context.Context, svcCtx *svc.ServiceContext) *DownloadExtensionZipLogic {
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return &DownloadExtensionZipLogic{Logger: logx.WithContext(ctx), ctx: ctx, svcCtx: svcCtx}
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}
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// DownloadExtensionZip — ST-16: return path for handler to stream (logic only validates)
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func (l *DownloadExtensionZipLogic) DownloadExtensionZip() (*types.Empty, error) {
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path := l.svcCtx.ExtensionZipPath
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if path == "" {
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return nil, response.Biz(404, 404010, "extension zip not found")
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}
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st, err := os.Stat(path)
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if err != nil || st.Size() == 0 {
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return nil, response.Biz(404, 404010, "extension zip not found")
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}
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return &types.Empty{}, nil
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}
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// ResolveZipPath used by custom handler
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func ResolveZipPath(svcCtx *svc.ServiceContext) string {
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if svcCtx.ExtensionZipPath != "" {
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return svcCtx.ExtensionZipPath
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}
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// try common locations relative to cwd
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cands := []string{
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"../../web/public/downloads/haixun-threads-sync.zip",
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"../web/public/downloads/haixun-threads-sync.zip",
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"apps/web/public/downloads/haixun-threads-sync.zip",
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}
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for _, c := range cands {
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if st, err := os.Stat(c); err == nil && st.Size() > 0 {
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return filepath.Clean(c)
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}
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}
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return ""
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}
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