fix link formatting when playing & preview track/playlist name/author in autocomplete

Author: topi314

commands/play.go

@@ -38,9 +38,40 @@ func (c *Commands) PlayAutocomplete(e *handler.AutocompleteEvent) error {
 	}
 
 	if urlPattern.MatchString(query) {
+		ctx, cancel := context.WithTimeout(e.Ctx, 10*time.Second)
+		defer cancel()
+		result, err := c.Lavalink.BestNode().LoadTracks(ctx, query)
+		if err != nil {
+			return e.AutocompleteResult([]discord.AutocompleteChoice{
+				discord.AutocompleteChoiceString{
+					Name:  res.Trim("Failed to load track: "+err.Error(), 100),
+					Value: "error",
+				},
+			})
+		}
+
+		var name string
+		switch loadData := result.Data.(type) {
+		case lavalink.Track:
+			name = fmt.Sprintf("%s - %s", loadData.Info.Title, loadData.Info.Author)
+		case lavalink.Playlist:
+			var playlistInfo lavasrc.PlaylistInfo
+			_ = loadData.PluginInfo.Unmarshal(&playlistInfo)
+			name = fmt.Sprintf("%s: %s - %s", playlistInfo.Type, loadData.Info.Name, playlistInfo.Author)
+		case lavalink.Empty:
+			return e.AutocompleteResult(nil)
+		case lavalink.Exception:
+			return e.AutocompleteResult([]discord.AutocompleteChoice{
+				discord.AutocompleteChoiceString{
+					Name:  res.Trim("Failed to load track: "+loadData.Error(), 100),
+					Value: "error",
+				},
+			})
+		}
+
 		return e.AutocompleteResult([]discord.AutocompleteChoice{
 			discord.AutocompleteChoiceString{
-				Name:  res.Trim("🔗 "+query, 100),
+				Name:  res.Trim("🔗 "+name, 100),
 				Value: query,
 			},
 		})

internal/res/track.go

@@ -2,6 +2,7 @@ package res
 
 import (
 	"fmt"
+	"strings"
 
 	"github.com/disgoorg/disgolink/v3/lavalink"
 	"github.com/disgoorg/lavasrc-plugin"
@@ -29,9 +30,13 @@ func FormatTrack(track lavalink.Track, position lavalink.Duration) string {
 		}
 	}
 
-	trackName := fmt.Sprintf("`%s`", track.Info.Title)
+	title := track.Info.Title
+	title = strings.TrimPrefix(title, "https://")
+	title = strings.TrimPrefix(title, "http://")
+
+	trackName := fmt.Sprintf("`%s`", title)
 	if track.Info.URI != nil {
-		trackName = fmt.Sprintf("[`%s`](<%s>)", track.Info.Title, *track.Info.URI)
+		trackName = fmt.Sprintf("[`%s`](<%s>)", title, *track.Info.URI)
 	}
 
 	var albumName string