Add tracks to playlist

server/app/app.go

@@ -51,7 +51,7 @@ func (app *Router) routes(path string) http.Handler {
 		app.R(r, "/transcoding", model.Transcoding{}, conf.Server.EnableTranscodingConfig)
 		app.RX(r, "/translation", newTranslationRepository, false)
 
-		app.addPlaylistTracksRoute(r)
+		app.addPlaylistTrackRoute(r)
 
 		// Keepalive endpoint to be used to keep the session valid (ex: while playing songs)
 		r.Get("/keepalive/*", func(w http.ResponseWriter, r *http.Request) { _, _ = w.Write([]byte(`{"response":"ok"}`)) })
@@ -90,7 +90,7 @@ func (app *Router) RX(r chi.Router, pathPrefix string, constructor rest.Reposito
 
 type restHandler = func(rest.RepositoryConstructor, ...rest.Logger) http.HandlerFunc
 
-func (app *Router) addPlaylistTracksRoute(r chi.Router) {
+func (app *Router) addPlaylistTrackRoute(r chi.Router) {
 	// Add a middleware to capture the playlisId
 	wrapper := func(f restHandler) http.HandlerFunc {
 		return func(res http.ResponseWriter, req *http.Request) {
@@ -110,6 +110,9 @@ func (app *Router) addPlaylistTracksRoute(r chi.Router) {
 			r.Use(UrlParams)
 			r.Get("/", wrapper(rest.Get))
 		})
+		r.With(UrlParams).Post("/", func(w http.ResponseWriter, r *http.Request) {
+			addToPlaylist(app.ds)(w, r)
+		})
 	})
 }
 

server/app/playlists.go

@@ -0,0 +1,38 @@
+package app
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	"github.com/deluan/navidrome/model"
+	"github.com/deluan/navidrome/utils"
+)
+
+type addTracksPayload struct {
+	Ids []string `json:"ids"`
+}
+
+func addToPlaylist(ds model.DataStore) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		playlistId := utils.ParamString(r, ":playlistId")
+		tracksRepo := ds.Playlist(r.Context()).Tracks(playlistId)
+		var payload addTracksPayload
+		err := json.NewDecoder(r.Body).Decode(&payload)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusBadRequest)
+			return
+		}
+		err = tracksRepo.Add(payload.Ids)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusBadRequest)
+			return
+		}
+
+		// Must return an object with an ID, to satisfy ReactAdmin `create` call
+		_, err = w.Write([]byte(fmt.Sprintf(`{"id":"%s"}`, playlistId)))
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusBadRequest)
+		}
+	}
+}