Make (t) key only show information about one track

The showTrackInfo keybinding command can now take a number of next/
previous tracks to show.

3 files changed, 17 insertions, 9 deletions

diff --git a/man/http-music-play.1 b/man/http-music-play.1
index 978e00c..97e8475 100644
--- a/man/http-music-play.1
+++ b/man/http-music-play.1
@@ -54,8 +54,8 @@ Pauses (or resumes) playback.
 
 .TP
 .BR i
-Shows information (title, URL/path) on the currently playing track.
-(\fBt\fR also works.)
+Shows information (title, URL/path) about the currently playing track, as well as the upcoming and previously-played three tracks.
+(Use \fBt\fR to see information about just the current track.)
 
 .TP
 .BR p
@@ -72,6 +72,11 @@ Quits the http-music process and stops music currently being played.
 Skips past the track that's currently playing.
 (\fB<down-arrow>\fR also works.)
 
+.TP
+.BR t
+Shows information about the track that's currently playing.
+(Use \fBi\fR to also see previous and upcoming tracks.)
+
 
 .SH OPTIONS
 .TP
diff --git a/src/loop-play.js b/src/loop-play.js
index b44e83f..0fd94e4 100644
--- a/src/loop-play.js
+++ b/src/loop-play.js
@@ -652,7 +652,11 @@ class PlayController extends EventEmitter {
     this.stopped = true
   }
 
-  logTrackInfo() {
+  logTrackInfo(upNextTrackCount = 3, previousTrackCount = undefined) {
+    if (typeof previousTrackCount === 'undefined') {
+      previousTrackCount = upNextTrackCount
+    }
+
     const getColorMessage = t => {
       if (!t) return '\x1b[2m(No track)\x1b[0m'
 
@@ -675,13 +679,13 @@ class PlayController extends EventEmitter {
     const tl = hc.timeline
     const tlI = hc.timelineIndex
 
-    for (let i = Math.max(0, tlI - 2); i < tlI; i++) {
+    for (let i = Math.max(0, tlI - (previousTrackCount - 1)); i < tlI; i++) {
       console.log(`\x1b[2m(Prev) ${getCleanMessage(tl[i])}\x1b[0m`)
     }
 
     console.log(`\x1b[1m(Curr) \x1b[1m${getColorMessage(tl[tlI])}\x1b[0m`)
 
-    for (let i = tlI + 1; i < Math.min(tlI + 3, tl.length); i++) {
+    for (let i = tlI + 1; i < Math.min(tlI + upNextTrackCount, tl.length); i++) {
       console.log(`(Next) ${getCleanMessage(tl[i])}`)
     }
   }
diff --git a/src/play.js b/src/play.js
index 28fd2c7..0b521b4 100755
--- a/src/play.js
+++ b/src/play.js
@@ -114,7 +114,7 @@ async function main(args) {
     [['delete'], 'skipUpNext'],
     [['s'], 'skipAhead'], [['S'], 'skipAhead'],
     [['i'], 'showTrackInfo'], [['I'], 'showTrackInfo'],
-    [['t'], 'showTrackInfo'], [['T'], 'showTrackInfo'],
+    [['t'], 'showTrackInfo', 0, 0], [['T'], 'showTrackInfo', 0, 0],
     [['q'], 'quit'], [['Q'], 'quit']
   ]
 
@@ -788,10 +788,9 @@ async function main(args) {
         })
       },
 
-      // TODO: Number of history/up-next tracks to show.
-      'showTrackInfo': function() {
+      'showTrackInfo': function(previousTrackCount = 3, upNextTrackCount = undefined) {
         clearConsoleLine()
-        playController.logTrackInfo()
+        playController.logTrackInfo(previousTrackCount, upNextTrackCount)
       },
 
       'runShellCommand': async function(command, args) {