From 48367b7364f32777e2e235ee8f7673268442a460 Mon Sep 17 00:00:00 2001
From: Sema <jazz-dev@jazz-soft.net>
Date: Sun, 25 Jun 2023 00:34:53 -0400
Subject: [PATCH] Export MIDI-1.0 SysEx

---
 javascript/JZZ.js | 28 ++++++++++++++++++++++++++++
 test/common.js    | 28 ++++++++++++++++++++++++++--
 2 files changed, 54 insertions(+), 2 deletions(-)

diff --git a/javascript/JZZ.js b/javascript/JZZ.js
index 2a9469b..c950073 100644
--- a/javascript/JZZ.js
+++ b/javascript/JZZ.js
@@ -2874,12 +2874,24 @@
 
   function _UMP() {}
   _UMP.prototype = UMP;
+  UMP._sxid = 0x7f;
+  UMP.sxId = function(id) {
+    if (typeof id == 'undefined') id = UMP._sxid;
+    if (id == this._sxid) return this;
+    id = _7b(id);
+    var ret = new _UMP();
+    ret._ch = this._ch;
+    ret._gr = this._gr;
+    ret._sxid = id;
+    return ret;
+  };
   UMP.ch = function(c) {
     if (c == this._ch || typeof c == 'undefined' && typeof this._ch == 'undefined') return this;
     var ret = new _UMP();
     if (typeof c != 'undefined') c = _ch(c);
     ret._ch = c;
     ret._gr = this._gr;
+    ret._sxid = this._sxid;
     return ret;
   };
   UMP.gr = function(g) {
@@ -2888,6 +2900,7 @@
     if (typeof g != 'undefined') g = _ch(g);
     ret._ch = this._ch;
     ret._gr = g;
+    ret._sxid = this._sxid;
     return ret;
   };
   UMP.prototype.getGroup = function() {
@@ -2926,6 +2939,20 @@
       return new UMP([0x10 + args[0]].concat(func.apply(this, args.slice(1)), [0, 0]).slice(0, 4));
     };
   }
+  function _umpseqstat(n, i) { return n == 1 ? 0 : i == 0 ? 0x10 : i == n - 1 ? 0x30 : 0x20; }
+  function _sliceSX(gr, m) {
+    var a = [];
+    for (var x = m.slice(1, m.length - 1); x.length; x = x.slice(6)) a.push(x.slice(0, 6));
+    for (var i = 0; i < a.length; i++) a[i] = new UMP([0x30 + gr, _umpseqstat(a.length, i) + a[i].length].concat(a[i], [0, 0, 0, 0, 0]).slice(0, 8));
+    return a;
+  }
+  function _copyHelperSX(name, func) {
+    UMP[name] = function() {
+      var args = Array.prototype.slice.call(arguments);
+      if (typeof this._gr != 'undefined') args = [this._gr].concat(args);
+      return _sliceSX(args[0], func.apply(this, args.slice(1)));
+    };
+  }
   function _copyHelperM1(name, func) {
     UMP[name] = function() {
       var args = Array.prototype.slice.call(arguments);
@@ -2939,6 +2966,7 @@
   _for(_helperMPE, function(n) { _copyHelperM1(n, _helperMPE[n]); });
   _for(_helperCH, function(n) { _copyHelperM1(n, _helperCH[n]); });
   _for(_helperNC, function(n) { _copyHelperGN(n, _helperNC[n]); });
+  _for(_helperSX, function(n) { _copyHelperSX(n, _helperSX[n]); });
 
   UMP.prototype._stamp = MIDI.prototype._stamp;
   UMP.prototype._unstamp = MIDI.prototype._unstamp;
diff --git a/test/common.js b/test/common.js
index b528017..677ea44 100644
--- a/test/common.js
+++ b/test/common.js
@@ -794,7 +794,10 @@ describe('UMP messages', function() {
     assert.equal(JZZ.UMP.noteOff(1, 2, 'C#5', 64).toString(), '21823d40');
   });
   it('program', function() {
-    assert.equal(JZZ.UMP.program(1, 2, 15).toString(), '21c20f00');
+    var s = '21c20f00';
+    var msg = JZZ.UMP.program(1, 2, 15);
+    assert.equal(msg.getGroup(), 1);
+    assert.equal(JZZ.UMP.gr(1).program(2, 15).toString(), s);
   });
   it('damper', function() {
     assert.equal(JZZ.UMP.damper(1, 2, true).toString(), '21b2407f');
@@ -807,7 +810,28 @@ describe('UMP messages', function() {
     assert.equal(JZZ.UMP.songSelect(5, 15).toString(), '15f30f00');
   });
   it('reset', function() {
-    assert.equal(JZZ.UMP.reset(5).toString(), '15ff0000');
+    var s = '15ff0000';
+    var msg = JZZ.UMP.reset(5);
+    assert.equal(msg.getGroup(), 5);
+    assert.equal(msg.toString(), s);
+    msg = JZZ.UMP.gr(5).reset();
+    assert.equal(msg.getGroup(), 5);
+    assert.equal(msg.toString(), s);
+  });
+  it('sxIdRequest', function() {
+    var s = '37047e7f 06010000';
+    var msg = JZZ.UMP.sxId(1).sxId(1).sxId().sxId().sxIdRequest(7)[0];
+    assert.equal(msg.getGroup(), 7);
+    assert.equal(msg.toString(), s);
+    msg = JZZ.UMP.gr(7).sxIdRequest()[0];
+    assert.equal(msg.getGroup(), 7);
+    assert.equal(msg.toString(), s);
+  });
+  it('sxMasterVolume', function() {
+    assert.equal(JZZ.UMP.sxMasterVolumeF(5, 0.5).toString(), '35067f7f 04010040');
+  });
+  it('sxGS', function() {
+    assert.equal(JZZ.UMP.sxGS(5).toString(), '3516417f 42124000,35337f00 41000000');
   });
 });