From 2dc82b21d4f741ff0a8991d9f3caf20b3571d50d Mon Sep 17 00:00:00 2001
From: Sema <jazz-dev@jazz-soft.net>
Date: Fri, 8 Mar 2024 00:08:17 -0500
Subject: [PATCH] MIDI2 Context

---
 javascript/JZZ.js | 14 ++++++++++----
 test/common.js    |  4 ++--
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/javascript/JZZ.js b/javascript/JZZ.js
index 476fead..fb3ad3d 100644
--- a/javascript/JZZ.js
+++ b/javascript/JZZ.js
@@ -2744,19 +2744,24 @@
     return 'NRPN ' + a + ' ' + b;
   }
   function _read_ctxt(msg) {
-    var mmm, kk;
+    var mmm, kk, tt, st, s;
     var gr = 'x';
     var ch = 'x';
     if (msg.isMidi2) {
+      tt = msg[0] >> 4;
+      gr = (msg[0] & 15).toString(16);
+      if (tt == 2) {
+        mmm = JZZ.MIDI(msg.slice(1));
+      }
+      else return msg;
     }
     else mmm = msg;
     if (!mmm || !mmm.length || mmm[0] < 0x80) return mmm;
     if (mmm[0] == 0xff) { this._clear(); return msg; }
+    st = mmm[0] >> 4;
     ch = (mmm[0] & 15).toString(16);
-    kk = gr + ch;
+    kk = st == 15 ? gr : gr + ch;
     if (!this._cc[kk]) this._cc[kk] = {}; 
-    var st = mmm[0] >> 4;
-    var s;
     if (st == 12) {
       mmm._bm = this._cc[kk].bm;
       mmm._bl = this._cc[kk].bl;
@@ -3432,6 +3437,7 @@
     else if (c == 2) return d == 8 || (d == 9 && !this[3]);
     return false;
   };
+  UMP.prototype.label = MIDI.prototype.label;
   UMP.prototype.toString = MIDI.prototype.toString;
   UMP.prototype._str = function() {
     var t = this._string();
diff --git a/test/common.js b/test/common.js
index 7017fe6..9f4aaad 100644
--- a/test/common.js
+++ b/test/common.js
@@ -1743,12 +1743,12 @@ describe('JZZ.Context', function() {
     ctxt.program(1, 1);
   });
   it('progName 2', function(done) {
-    var ctxt = JZZ.Context();
+    var ctxt = JZZ.Context().MIDI2().gr(2);
     JZZ.MIDI.programName = function(a, b, c) { return a + ' ' + b  + ' ' + c; };
     ctxt.rpn(1, 2, 3);
     ctxt.bank(1, 2, 3);
     ctxt.connect(function(msg) {
-      assert.equal(msg.toString(), 'c1 01 -- Program Change (1 2 3)');
+      assert.equal(msg.toString(), '22c10100 -- Program Change (1 2 3)');
       JZZ.MIDI.programName = undefined;
       done();
     });