From 146930279cef5a053102ae697c589ac3153934db Mon Sep 17 00:00:00 2001
From: sctanf <36978460+sctanf@users.noreply.github.com>
Date: Sat, 13 Dec 2025 17:19:50 -0600
Subject: [PATCH] add firmware date to new field

---
 gui/public/i18n/en/translation.ftl               |  1 +
 gui/src/components/tracker/TrackerSettings.tsx   |  9 +++++++++
 .../protocol/datafeed/DataFeedBuilder.java       |  7 +++++++
 .../java/dev/slimevr/tracking/trackers/Device.kt |  1 +
 .../slimevr/tracking/trackers/hid/HIDCommon.kt   | 16 ++++++++--------
 5 files changed, 26 insertions(+), 8 deletions(-)

diff --git a/gui/public/i18n/en/translation.ftl b/gui/public/i18n/en/translation.ftl
index a02c9dab3..6f1dfd768 100644
--- a/gui/public/i18n/en/translation.ftl
+++ b/gui/public/i18n/en/translation.ftl
@@ -407,6 +407,7 @@ tracker-settings-update = Update now
 tracker-settings-update-title = Firmware version
 tracker-settings-current-version = Current
 tracker-settings-latest-version = Latest
+tracker-settings-build-date = Build Date
 
 
 ## Tracker part card info
diff --git a/gui/src/components/tracker/TrackerSettings.tsx b/gui/src/components/tracker/TrackerSettings.tsx
index ead4288e2..f4c62807d 100644
--- a/gui/src/components/tracker/TrackerSettings.tsx
+++ b/gui/src/components/tracker/TrackerSettings.tsx
@@ -208,6 +208,15 @@ export function TrackerSettingsPage() {
                 Firmware version
               </Typography>
               <div className="flex gap-2 flex-col">
+                <div className="flex justify-between gap-2">
+                  <Typography id="tracker-settings-build-date" />
+                  <Typography
+                    whitespace="whitespace-pre-wrap"
+                    textAlign="text-end"
+                  >
+                    {tracker?.device?.hardwareInfo?.firmwareDate}
+                  </Typography>
+                </div>
                 <div className="flex justify-between gap-2">
                   <Typography id="tracker-settings-current-version" />
                   <Typography
diff --git a/server/core/src/main/java/dev/slimevr/protocol/datafeed/DataFeedBuilder.java b/server/core/src/main/java/dev/slimevr/protocol/datafeed/DataFeedBuilder.java
index 3c256ff2f..529f49746 100644
--- a/server/core/src/main/java/dev/slimevr/protocol/datafeed/DataFeedBuilder.java
+++ b/server/core/src/main/java/dev/slimevr/protocol/datafeed/DataFeedBuilder.java
@@ -39,6 +39,10 @@ public class DataFeedBuilder {
 			? fbb.createString(device.getManufacturer())
 			: 0;
 
+		int firmwareDateOffset = device.getFirmwareDate() != null
+			? fbb.createString(device.getFirmwareDate())
+			: 0;
+
 		int hardwareIdentifierOffset = fbb.createString(device.getHardwareIdentifier());
 
 		HardwareInfo.startHardwareInfo(fbb);
@@ -46,6 +50,8 @@ public class DataFeedBuilder {
 		HardwareInfo.addManufacturer(fbb, manufacturerOffset);
 		HardwareInfo.addHardwareIdentifier(fbb, hardwareIdentifierOffset);
 
+		HardwareInfo.addFirmwareDate(fbb, firmwareDateOffset);
+
 		if (device instanceof UDPDevice udpDevice) {
 			var address = udpDevice.getIpAddress().getAddress();
 			HardwareInfo
@@ -68,6 +74,7 @@ public class DataFeedBuilder {
 
 		HardwareInfo.addMcuId(fbb, device.getMcuType().getSolarType());
 		HardwareInfo.addOfficialBoardType(fbb, device.getBoardType().getSolarType());
+
 		return HardwareInfo.endHardwareInfo(fbb);
 	}
 
diff --git a/server/core/src/main/java/dev/slimevr/tracking/trackers/Device.kt b/server/core/src/main/java/dev/slimevr/tracking/trackers/Device.kt
index 79d8c79f1..d92f60d04 100644
--- a/server/core/src/main/java/dev/slimevr/tracking/trackers/Device.kt
+++ b/server/core/src/main/java/dev/slimevr/tracking/trackers/Device.kt
@@ -13,6 +13,7 @@ open class Device(val magSupport: Boolean = false) {
 	open val id: Int = nextLocalDeviceId.incrementAndGet()
 	open var name: String? = null
 	open var firmwareVersion: String? = null
+	open var firmwareDate: String? = null
 	open var manufacturer: String? = null
 	open val trackers: MutableMap<Int, Tracker> = ConcurrentHashMap()
 
diff --git a/server/core/src/main/java/dev/slimevr/tracking/trackers/hid/HIDCommon.kt b/server/core/src/main/java/dev/slimevr/tracking/trackers/hid/HIDCommon.kt
index 4253ac871..3ff51290c 100644
--- a/server/core/src/main/java/dev/slimevr/tracking/trackers/hid/HIDCommon.kt
+++ b/server/core/src/main/java/dev/slimevr/tracking/trackers/hid/HIDCommon.kt
@@ -146,7 +146,7 @@ class HIDCommon {
 			var button: Int? = null
 			// var imu_id: Int? = null
 			// var mag_id: Int? = null
-			// var fw_date: Int? = null
+			var fw_date: Int? = null
 			var fw_major: Int? = null
 			var fw_minor: Int? = null
 			var fw_patch: Int? = null
@@ -165,7 +165,7 @@ class HIDCommon {
 					// imu_id = dataReceived[i + 8].toUByte().toInt()
 					// mag_id = dataReceived[i + 9].toUByte().toInt()
 					// ushort little endian
-					// fw_date = dataReceived[i + 11].toUByte().toInt() shl 8 or dataReceived[i + 10].toUByte().toInt()
+					fw_date = dataReceived[i + 11].toUByte().toInt() shl 8 or dataReceived[i + 10].toUByte().toInt()
 					fw_major = dataReceived[i + 12].toUByte().toInt()
 					fw_minor = dataReceived[i + 13].toUByte().toInt()
 					fw_patch = dataReceived[i + 14].toUByte().toInt()
@@ -280,12 +280,12 @@ class HIDCommon {
 					// Nothing to do now..
 				}
 			}
-			// if (fw_date != null) {
-				// val firmwareYear = 2020 + (fw_date shr 9 and 127)
-				// val firmwareMonth = fw_date shr 5 and 15
-				// val firmwareDay = fw_date and 31
-				// val firmwareDate = String.format("%04d-%02d-%02d", firmwareYear, firmwareMonth, firmwareDay)
-			// }
+			if (fw_date != null) {
+				val firmwareYear = 2020 + (fw_date shr 9 and 127)
+				val firmwareMonth = fw_date shr 5 and 15
+				val firmwareDay = fw_date and 31
+				device.firmwareDate = String.format("%04d-%02d-%02d", firmwareYear, firmwareMonth, firmwareDay)
+			}
 			if (fw_major != null && fw_minor != null && fw_patch != null) {
 				device.firmwareVersion = "$fw_major.$fw_minor.$fw_patch"
 			}