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fix: only let wifiStrength broadcasts move the RSSI baseline

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The emit to a newly connected client also stored the RSSI and time, which
restarted the 10s hold-off and hid a real change from the clients already
connected.  The baseline moves into RssiBroadcast, which ignores
per-client emits, with unit tests.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
cjkas 2026-10-12 18:34:45 +02:00
parent c4472ba8e8
commit e47381b19e
5 changed files with 72 additions and 11 deletions
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9
src/Utils.h
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@ -60,6 +60,15 @@ struct rebootDelay_t {
// otherwise only for an RSSI change of at least minDelta dBm and not more often
// than every minMs.
bool rssiNeedsEmit(int rssi, int lastRssi, int channel, int lastChannel, uint32_t sinceLastMs, int minDelta, uint32_t minMs);
// What the last wifiStrength broadcast told every client. Only broadcasts
// move it: an emit to one new client tells the others nothing.
struct RssiBroadcast {
int rssi = 0;
int channel = 0;
uint32_t at = 0; // millis() of the last broadcast.
bool due(int rssi, int channel, uint32_t now, int minDelta, uint32_t minMs) const;
void sent(bool broadcast, int rssi, int channel, uint32_t now);
};
class Timestamp {
char _timeBuffer[128];