Commit pirate JS files

js/CandidateFilterHeartbeat.js

@@ -0,0 +1,91 @@
+/*
+Copyright (c) 2023-forever Douglas Malnati. All rights reserved.
+
+See the /faq/tos page for details.
+    
+(If this generated header is stamped on a file which is a 3rd party file or under a different license or copyright, then ignore this copyright statement and use that file's terms.)
+*/
+
+import { CandidateFilterBase } from './CandidateFilterBase.js';
+import { NonRejectedOnlyFilter } from './WsprMessageCandidate.js';
+import { CodecHeartbeat } from './CodecHeartbeat.js';
+import { WSPR } from '/js/WSPR.js';
+
+
+///////////////////////////////////////////////////////////////////////////
+//
+// Candidate Filter - Heartbeat
+//
+// Reject Heartbeat messages whose stated intended TX frequency does not
+// match the searched-for channel frequency.
+///////////////////////////////////////////////////////////////////////////
+
+export class CandidateFilterHeartbeat
+extends CandidateFilterBase
+{
+    constructor(t, band, channel)
+    {
+        super("Heartbeat", t);
+
+        this.band = band;
+        this.channel = channel;
+        this.codecHeartbeat = new CodecHeartbeat();
+    }
+
+    OnFilterStart()
+    {
+        this.t.Event(`CandidateFilterHeartbeat Start`);
+    }
+
+    OnFilterEnd()
+    {
+        this.t.Event(`CandidateFilterHeartbeat End`);
+    }
+
+    FilterWindowAlgorithm(msgListList)
+    {
+        if (this.channel == "")
+        {
+            return;
+        }
+
+        let searchedFreqHz = WSPR.GetChannelDetails(this.band, this.channel).freq;
+
+        for (let slot = 0; slot < 5; ++slot)
+        {
+            for (let msg of NonRejectedOnlyFilter(msgListList[slot]))
+            {
+                if (!msg.IsTelemetryExtended())
+                {
+                    continue;
+                }
+
+                let codec = msg.GetCodec();
+                if (!this.codecHeartbeat.IsCodecHeartbeat(codec))
+                {
+                    continue;
+                }
+
+                let intendedFreqHz = this.codecHeartbeat.DecodeTxFreqHzFromBand(
+                    this.band,
+                    codec.GetTxFreqHzIdx(),
+                );
+
+                if (intendedFreqHz !== searchedFreqHz)
+                {
+                    msg.Reject(
+                        this.type,
+                        `Heartbeat intended frequency (${intendedFreqHz}) does not match searched channel frequency (${searchedFreqHz}).`
+                    );
+                }
+                else if (msg.IsCandidate())
+                {
+                    msg.Confirm(
+                        this.type,
+                        `Heartbeat matches searched channel frequency (${searchedFreqHz}).`
+                    );
+                }
+            }
+        }
+    }
+}