feat: expand vehicle data platform capabilities

go/vehicle-gateway/internal/protocol/gb32960/parser.go

@@ -250,6 +250,7 @@ func parseDataBody(version string, body []byte, fields map[string]any) (time.Tim
 			unit := parseGdFCStackData(body[cursor : cursor+size])
 			units = append(units, map[string]any{"type": "0x30", "name": "gd_fc_stack", "value": unit})
 			if summaries, ok := unit["summaries"].([]map[string]any); ok && len(summaries) > 0 {
+				fields[envelope.FieldFuelCellWorkMode] = summaries[0]["engine_work_state"]
 				fields["gd_fc_stack_hydrogen_inlet_pressure_kpa"] = summaries[0]["hydrogen_inlet_pressure_kpa"]
 				fields["gd_fc_stack_water_outlet_temp_c"] = summaries[0]["stack_water_outlet_temp_c"]
 				fields["gd_fc_stack_cell_count"] = summaries[0]["cell_count"]

go/vehicle-gateway/internal/protocol/gb32960/parser_test.go

@@ -197,6 +197,7 @@ func TestParseFrameKeepsParsingRealFuelCellReportUntilUnknownExtension(t *testin
 		t.Fatalf("vin = %q", env.VIN)
 	}
 	assertFloatField(t, env, envelope.FieldTotalMileageKM, 53490.9)
+	assertIntField(t, env, envelope.FieldFuelCellWorkMode, 2)
 	assertFloatField(t, env, "fuel_cell_hydrogen_consumption_kg_per_100km", 1.8)
 	assertFloatField(t, env, envelope.FieldLongitude, 120.800326)
 	assertFloatField(t, env, envelope.FieldLatitude, 31.634907)

go/vehicle-gateway/internal/protocol/yutongmqtt/parser.go

@@ -115,6 +115,9 @@ func fieldsFromData(data map[string]any) map[string]any {
 	if gear, ok := firstFloat(data, "ON_GEAR", "gear"); ok {
 		fields["gear"] = gear
 	}
+	if workMode, ok := firstFloat(data, "TRIANGLE_STATE", "triangleState", "triangle_state"); ok {
+		fields[envelope.FieldFuelCellWorkMode] = workMode
+	}
 	return fields
 }
 

go/vehicle-gateway/internal/protocol/yutongmqtt/parser_test.go

@@ -18,7 +18,8 @@ func TestParseMessageMapsYutongPayloadToEnvelope(t *testing.T) {
 	    "BATTERY_CAPACITY_SOC": 70,
 	    "LONGITUDE": 116397128,
 	    "LATITUDE": 39916527,
-	    "GPSDirection": 88
+	    "GPSDirection": 88,
+	    "TRIANGLE_STATE": 11
 	  }
 	}`)
 
@@ -41,6 +42,7 @@ func TestParseMessageMapsYutongPayloadToEnvelope(t *testing.T) {
 	assertFloatField(t, env, envelope.FieldLongitude, 116.397128)
 	assertFloatField(t, env, envelope.FieldLatitude, 39.916527)
 	assertFloatField(t, env, "direction_deg", 88)
+	assertFloatField(t, env, envelope.FieldFuelCellWorkMode, 11)
 	if env.EventTimeMS == 1782745114999 {
 		t.Fatal("event time should come from device time")
 	}