From 7ae9a2ae315cba0691a6515658a95c3e51e58b7f Mon Sep 17 00:00:00 2001
From: tr7zw <tr7zw@live.de>
Date: Thu, 5 Mar 2020 21:13:33 +0100
Subject: [PATCH] Add getLastTickMs() api

---
 src/main/java/net/minecraft/server/MinecraftServer.java | 7 +++++++
 src/main/java/org/bukkit/craftbukkit/CraftServer.java   | 9 +++++++++
 src/main/java/org/spigotmc/TicksPerSecondCommand.java   | 2 +-
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index e361f4a7f1..01fb435f26 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -898,6 +898,8 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
     private static final java.math.BigDecimal TPS_BASE = new java.math.BigDecimal(1E9).multiply(new java.math.BigDecimal(SAMPLE_INTERVAL));
     // Paper End
     // Spigot End
+    
+    public static long lastTickMs = 0; // YAPFA
 
     public void run() {
         try {
@@ -962,9 +964,13 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
                         this.methodProfiler.d().d();
                     }
 
+                    
+                    
                     this.methodProfiler.a();
                     this.methodProfiler.enter("tick");
+                    long tickStart = System.currentTimeMillis(); // YAPFA
                     this.a(this::canSleepForTick);
+                    lastTickMs = System.currentTimeMillis() - tickStart; // YAPFA
                     this.methodProfiler.exitEnter("nextTickWait");
                     this.ac = true;
                     this.ab = Math.max(SystemUtils.getMonotonicMillis() + 50L, this.nextTick);
@@ -972,6 +978,7 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
                     this.methodProfiler.exit();
                     this.methodProfiler.b();
                     this.hasTicked = true;
+                    
                 }
             } else {
                 this.a((CrashReport) null);
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 6838b0ed2d..93b3cd403e 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -2285,4 +2285,13 @@ public final class CraftServer implements Server {
         return mobGoals;
     }
     // Paper end
+
+    // YAPFA start
+    
+	@Override
+	public long getLastTickMs() {
+		return net.minecraft.server.MinecraftServer.lastTickMs;
+	}
+	
+	// YAPFA end
 }
diff --git a/src/main/java/org/spigotmc/TicksPerSecondCommand.java b/src/main/java/org/spigotmc/TicksPerSecondCommand.java
index 387af9d5c0..159c95eb8c 100644
--- a/src/main/java/org/spigotmc/TicksPerSecondCommand.java
+++ b/src/main/java/org/spigotmc/TicksPerSecondCommand.java
@@ -30,7 +30,7 @@ public class TicksPerSecondCommand extends Command
         for ( int i = 0; i < tps.length; i++) {
             tpsAvg[i] = format( tps[i] );
         }
-        sender.sendMessage( ChatColor.GOLD + "TPS from last 1m, 5m, 15m: " + org.apache.commons.lang.StringUtils.join(tpsAvg, ", "));
+        sender.sendMessage( ChatColor.GOLD + "TPS from last 1m, 5m, 15m: " + org.apache.commons.lang.StringUtils.join(tpsAvg, ", ") + " Last tick time: " + org.bukkit.Bukkit.getLastTickMs() + "ms"); // YAPFA
         // Paper end
 
         return true;
-- 
2.25.1.windows.1