Show and update subscription last updated time

V2rayNG/app/src/main/java/com/v2ray/ang/handler/AngConfigManager.kt

@@ -446,7 +446,13 @@ object AngConfigManager {
             if (configText.isEmpty()) {
                 return 0
             }
-            return parseConfigViaSub(configText, it.first, false)
+            val count = parseConfigViaSub(configText, it.first, false)
+            if (count > 0) {
+                it.second.lastUpdated = System.currentTimeMillis()
+                MmkvManager.encodeSubscription(it.first, it.second)
+                Log.i(AppConfig.TAG, "Subscription updated: ${it.second.remarks}, $count configs")
+            }
+            return count
         } catch (e: Exception) {
             Log.e(AppConfig.TAG, "Failed to update config via subscription", e)
             return 0

V2rayNG/app/src/main/java/com/v2ray/ang/ui/SubSettingActivity.kt

@@ -66,6 +66,7 @@ class SubSettingActivity : BaseActivity() {
                 launch(Dispatchers.Main) {
                     if (count > 0) {
                         toastSuccess(R.string.toast_success)
+                        refreshData()
                     } else {
                         toastError(R.string.toast_failure)
                     }

V2rayNG/app/src/main/java/com/v2ray/ang/ui/SubSettingRecyclerAdapter.kt

@@ -41,6 +41,7 @@ class SubSettingRecyclerAdapter(val activity: SubSettingActivity) : RecyclerView
         holder.itemSubSettingBinding.tvName.text = subItem.remarks
         holder.itemSubSettingBinding.tvUrl.text = subItem.url
         holder.itemSubSettingBinding.chkEnable.isChecked = subItem.enabled
+        holder.itemSubSettingBinding.tvLastUpdated.text = Utils.formatTimestamp(subItem.lastUpdated)
         holder.itemView.setBackgroundColor(Color.TRANSPARENT)
 
         holder.itemSubSettingBinding.layoutEdit.setOnClickListener {
@@ -65,10 +66,12 @@ class SubSettingRecyclerAdapter(val activity: SubSettingActivity) : RecyclerView
             holder.itemSubSettingBinding.layoutUrl.visibility = View.GONE
             holder.itemSubSettingBinding.layoutShare.visibility = View.INVISIBLE
             holder.itemSubSettingBinding.chkEnable.visibility = View.INVISIBLE
+            holder.itemSubSettingBinding.layoutLastUpdated.visibility = View.INVISIBLE
         } else {
             holder.itemSubSettingBinding.layoutUrl.visibility = View.VISIBLE
             holder.itemSubSettingBinding.layoutShare.visibility = View.VISIBLE
             holder.itemSubSettingBinding.chkEnable.visibility = View.VISIBLE
+            holder.itemSubSettingBinding.layoutLastUpdated.visibility = View.VISIBLE
             holder.itemSubSettingBinding.layoutShare.setOnClickListener {
                 AlertDialog.Builder(mActivity)
                     .setItems(share_method.asList().toTypedArray()) { _, i ->

V2rayNG/app/src/main/java/com/v2ray/ang/util/Utils.kt

@@ -27,6 +27,8 @@ import java.net.URLDecoder
 import java.net.URLEncoder
 import java.util.Locale
 import java.util.UUID
+import java.text.SimpleDateFormat
+import java.util.Date
 
 object Utils {
 
@@ -567,5 +569,21 @@ object Utils {
             return false
         }
     }
-}
 
+    /**
+     * Format a timestamp (milliseconds since epoch) into a date string.
+     * Returns empty string for null or non-positive timestamps.
+     * @param ts timestamp in milliseconds or null
+     * @param pattern SimpleDateFormat pattern, default "yyyy-MM-dd HH:mm"
+     */
+    fun formatTimestamp(ts: Long?, pattern: String = "yyyy-MM-dd HH:mm", locale: Locale = Locale.getDefault()): String {
+        if (ts == null || ts <= 0L) return ""
+        return try {
+            val sdf = SimpleDateFormat(pattern, locale)
+            sdf.format(Date(ts))
+        } catch (e: Exception) {
+            Log.e(AppConfig.TAG, "Failed to format timestamp", e)
+            ""
+        }
+    }
+}

V2rayNG/app/src/main/res/layout/item_recycler_sub_setting.xml

@@ -151,6 +151,23 @@
 
             </LinearLayout>
 
+            <LinearLayout
+                android:id="@+id/layout_last_updated"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
+                android:layout_marginTop="@dimen/padding_spacing_dp8"
+                android:paddingStart="@dimen/padding_spacing_dp8"
+                android:paddingEnd="@dimen/padding_spacing_dp8">
+
+                <TextView
+                    android:id="@+id/tv_last_updated"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:textAppearance="@style/TextAppearance.AppCompat.Caption"/>
+
+            </LinearLayout>
+
         </LinearLayout>
 
     </LinearLayout>