From cffa0329c559d1d720b5ec3f66026c171a177fdb Mon Sep 17 00:00:00 2001
From: Lewis Moten <lewismoten@gmail.com>
Date: Tue, 7 May 2024 01:11:44 -0400
Subject: [PATCH] Display "real" channel ID's that skip hidden channels

---
 index.js | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index f351165..41a4ec6 100644
--- a/index.js
+++ b/index.js
@@ -1347,13 +1347,20 @@ function drawChannelNumbers(ctx, channelCount, width, height) {
   ctx.fillRect(offset, 0, (fontHeight * maxDigits), channelHeight * channelCount);
   for(let channelIndex = 0; channelIndex < channelCount; channelIndex++) {
     let top = channelHeight * channelIndex;
-    let text = channelIndex.toString();
+    let text = realChannel(channelIndex).toString();
     const textTop = top + (channelHeight / 2);
     const hue = channelHue(channelIndex, channelCount);
     ctx.fillStyle = `hsl(${hue}, 100%, 50%)`;
     ctx.fillText(text, offset + 5, textTop);
   }
 }
+function realChannel(id) {
+  EXCLUDED_CHANNELS.sort(compareNumbers);
+  for(let i = 0; i < EXCLUDED_CHANNELS.length; i++) {
+    if(EXCLUDED_CHANNELS[i] <= id) id++;
+  }
+  return id;
+}
 function drawFrequencyData(forcedDraw) {
   if(PAUSE && forcedDraw !== true) return;
   if(frequencyOverTime.length === 0) {
@@ -1547,7 +1554,7 @@ function handleReceivedChannelGraphClick(e) {
   if(CHANNEL_SELECTED === -1) {
     document.getElementById('selected-channel').innerText = 'N/A';
   } else {
-    document.getElementById('selected-channel').innerText = CHANNEL_SELECTED;
+    document.getElementById('selected-channel').innerText = realChannel(CHANNEL_SELECTED);
   }