DTM TRAFFIC, SESSION EVENTS 로그 개선

- Receiver에 expected packet type 필드 제거
- 로그 아래로 쌓기
- Clear 버튼 추가
- Trasmitter 세션에서는 packet report 숨김

electron/services/DTM_transport.cjs

@@ -68,19 +68,32 @@ const DTM_SETUP_CONTROL = {
     5: 'TX/RX select',
 };
 
-const DTM_PKT_TYPE = {
-    0: 'PRBS9',
-    1: '11110000',
-    2: '10101010',
-    3: 'constant carrier',
-};
-
 const dtmChannelLabel = byte0 => {
     const channel = byte0 & 0x3f;
     const mhz = 2402 + 2 * channel;
     return `ch ${channel} (${mhz} MHz)`;
 };
 
+const DTM_PAYLOAD_LABEL = {
+    0: 'PRBS9',
+    1: '11110000',
+    2: '10101010',
+    3: 'Constant carrier',
+};
+
+const dtmTransmitterTestNote = (b0, b1) => {
+    const channel = b0 & 0x3f;
+    const mhz = 2402 + 2 * channel;
+    const lengthField = (b1 >> 2) & 0x3f;
+    const pattern = DTM_PAYLOAD_LABEL[b1 & 0x03] ?? `type ${b1 & 0x03}`;
+    return `Transmitter test - transmit on ch ${channel}(${mhz}MHz), len ${lengthField}, ${pattern}`;
+};
+
+const dtmPacketReportNote = count => {
+    const noun = count === 1 ? 'packet' : 'packets';
+    return `Receiver report - ${count} ${noun} received on active RX channel (LE DTM event)`;
+};
+
 const dtmTxNote = buffer => {
     const b0 = buffer[0];
     const b1 = buffer[1];
@@ -96,15 +109,11 @@ const dtmTxNote = buffer => {
     }
 
     if (cmdType === 1) {
-        const length = (b1 >> 2) & 0x3f;
-        const pkt = DTM_PKT_TYPE[b1 & 0x03] ?? `type ${b1 & 0x03}`;
-        return `Receiver test — listen on ${dtmChannelLabel(b0)}, len ${length}, ${pkt}`;
+        return `Receiver test - listen on ${dtmChannelLabel(b0)}`;
     }
 
     if (cmdType === 2) {
-        const length = (b1 >> 2) & 0x3f;
-        const pkt = DTM_PKT_TYPE[b1 & 0x03] ?? `type ${b1 & 0x03}`;
-        return `Transmitter test — transmit on ${dtmChannelLabel(b0)}, len ${length}, ${pkt}`;
+        return dtmTransmitterTestNote(b0, b1);
     }
 
     if (cmdType === 3) {
@@ -125,11 +134,6 @@ const dtmRxNote = buffer => {
     const b0 = buffer[0];
     const b1 = buffer[1];
 
-    const packetCount = parsePacketReportCount(buffer);
-    if (packetCount !== null) {
-        return `Packet report — ${packetCount} packet(s) received on active RX channel (LE DTM event)`;
-    }
-
     if ((b1 & 0x01) !== 0) {
         const rawDbm = (b1 & 0xfe) >> 1;
         const modifier = b0 & 0x01 ? -128 : 0;
@@ -198,15 +202,21 @@ class DTMTransport {
                 this.#dataBuffer =
                     this.#dataBuffer.length > 2 ? this.#dataBuffer.subarray(2) : undefined;
 
-                this.#eventEmitter.emit('traffic', {
-                    direction: 'rx',
-                    data: Array.from(response),
-                    note: dtmRxNote(response),
-                });
-
                 const packetCount = parsePacketReportCount(response);
                 if (packetCount !== null) {
                     this.#eventEmitter.emit('packetReport', packetCount);
+                    this.#eventEmitter.emit('traffic', {
+                        direction: 'rx',
+                        data: Array.from(response),
+                        note: dtmPacketReportNote(packetCount),
+                        kind: 'packetReport',
+                    });
+                } else {
+                    this.#eventEmitter.emit('traffic', {
+                        direction: 'rx',
+                        data: Array.from(response),
+                        note: dtmRxNote(response),
+                    });
                 }
 
                 if (this.#callback) {