Files
MusicServer/internal/server/files.go
T
Sansan 973ebf224b
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Generate the OpenAPI spec with Huma instead of swag
The spec is now built from the same calls that register the routes, so it
can't drift from the router like the swag comments did (all /api/v1
routes were missing).

- /api/v1 endpoints are typed Huma operations; the spec is OpenAPI 3.1 at
  /openapi.json (3.0 at /openapi-3.0.json, YAML too), docs at /docs.
  /openapi and /swagger/* redirect there
- Bearer token security is declared per operation; token creation and
  the new GET /api/v1/health are public
- Legacy routes use the same handlers, are hidden from the spec and keep
  the Deprecation header
- /sync/reset is hidden (debug only); the /sync/new, /sync/quick and
  /sync/new/full aliases are removed (use /sync and /sync/full)
- Invalid parameters return 422 (validation); every error is
  {"error": "..."}; empty lists are [] instead of null
- /sync/progress is documented as progress or result (oneOf)
- Tests validate the spec and check real responses of every documented
  operation against it (kin-openapi)
- Removed swag annotations, cmd/docs, echo-swagger and the swag tool
2026-10-06 16:31:06 +02:00

61 lines
1.9 KiB
Go

package server
import (
"net/http"
"os"
"path/filepath"
"time"
"github.com/danielgtaylor/huma/v2"
)
// fileResponses documents an endpoint that returns a file with Range support.
func fileResponses(description string, contentTypes ...string) map[string]*huma.Response {
content := map[string]*huma.MediaType{}
for _, contentType := range contentTypes {
content[contentType] = &huma.MediaType{Schema: &huma.Schema{Type: "string", Format: "binary"}}
}
return map[string]*huma.Response{
"200": {Description: description, Content: content},
"206": {Description: "Part of the file, for a Range request", Content: content},
}
}
// streamFile opens path and returns a response that sends it with Range support.
// contentType may be empty to detect it from the file extension. Audio has no write
// deadline because songs can take long to send to slow clients.
func streamFile(path, contentType string, audio bool) (*huma.StreamResponse, error) {
f, err := os.Open(path)
if err != nil {
return nil, huma.Error404NotFound("Not Found")
}
return streamOpenFile(f, contentType, audio)
}
func streamOpenFile(f *os.File, contentType string, audio bool) (*huma.StreamResponse, error) {
info, err := f.Stat()
if err != nil || info.IsDir() {
f.Close()
return nil, huma.Error404NotFound("Not Found")
}
return &huma.StreamResponse{Body: func(ctx huma.Context) {
defer f.Close()
c := echoContext(ctx)
if contentType != "" {
c.Response().Header().Set("Content-Type", contentType)
}
if audio {
_ = http.NewResponseController(c.Response()).SetWriteDeadline(time.Time{})
}
http.ServeContent(c.Response(), c.Request(), filepath.Base(f.Name()), info.ModTime(), f)
}}, nil
}
// streamSong streams the song at path, or returns err mapped to an API error.
func streamSong(path string, err error) (*huma.StreamResponse, error) {
if err != nil {
return nil, apiError(err)
}
return streamFile(path, "audio/mpeg", true)
}