From 8405b8969f205ffae219361dfc03f3b4c680ce73 Mon Sep 17 00:00:00 2001
From: 12xx12 <44411062+12xx12@users.noreply.github.com>
Date: Fri, 5 Mar 2021 16:08:30 +0100
Subject: Adding Boss bar (#5025)

+ Add boss bar

Co-authored-by: Tiger Wang <ziwei.tiger@outlook.com>
---
 src/Protocol/Protocol_1_13.cpp | 90 +++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 89 insertions(+), 1 deletion(-)

(limited to 'src/Protocol/Protocol_1_13.cpp')

diff --git a/src/Protocol/Protocol_1_13.cpp b/src/Protocol/Protocol_1_13.cpp
index afb0a9cc9..77cf86333 100644
--- a/src/Protocol/Protocol_1_13.cpp
+++ b/src/Protocol/Protocol_1_13.cpp
@@ -23,6 +23,7 @@ Implements the 1.13 protocol classes:
 
 #include "../Mobs/IncludeAllMonsters.h"
 
+#include "../CompositeChat.h"
 #include "../ClientHandle.h"
 #include "../Root.h"
 #include "../Server.h"
@@ -465,7 +466,6 @@ UInt32 cProtocol_1_13::GetProtocolMobType(eMonsterType a_MobType)
 		case mtZombieVillager:        return 89;
 		default:                      return 0;
 	}
-	UNREACHABLE("Unsupported mob type");
 }
 
 
@@ -1338,6 +1338,94 @@ void cProtocol_1_13::WriteMobMetadata(cPacketizer & a_Pkt, const cMonster & a_Mo
 ////////////////////////////////////////////////////////////////////////////////
 // cProtocol_1_13_1:
 
+void cProtocol_1_13_1::SendBossBarAdd(UInt32 a_UniqueID, const cCompositeChat & a_Title, float a_FractionFilled, BossBarColor a_Color, BossBarDivisionType a_DivisionType, bool a_DarkenSky, bool a_PlayEndMusic, bool a_CreateFog)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, pktBossBar);
+	// TODO: Bad way to write a UUID, and it's not a true UUID, but this is functional for now.
+	Pkt.WriteBEUInt64(0);
+	Pkt.WriteBEUInt64(a_UniqueID);
+	Pkt.WriteVarInt32(0);  // Add
+	Pkt.WriteString(a_Title.CreateJsonString());
+	Pkt.WriteBEFloat(a_FractionFilled);
+	Pkt.WriteVarInt32([a_Color]
+	{
+		switch (a_Color)
+		{
+			case BossBarColor::Pink: return 0U;
+			case BossBarColor::Blue: return 1U;
+			case BossBarColor::Red: return 2U;
+			case BossBarColor::Green: return 3U;
+			case BossBarColor::Yellow: return 4U;
+			case BossBarColor::Purple: return 5U;
+			case BossBarColor::White: return 6U;
+		}
+	}());
+	Pkt.WriteVarInt32([a_DivisionType]
+	{
+		switch (a_DivisionType)
+		{
+			case BossBarDivisionType::None: return 0U;
+			case BossBarDivisionType::SixNotches: return 1U;
+			case BossBarDivisionType::TenNotches: return 2U;
+			case BossBarDivisionType::TwelveNotches: return 3U;
+			case BossBarDivisionType::TwentyNotches: return 4U;
+		}
+	}());
+	{
+		UInt8 Flags = 0x00;
+		if (a_DarkenSky)
+		{
+			Flags |= 0x01;
+		}
+		if (a_PlayEndMusic)
+		{
+			Flags |= 0x02;
+		}
+		if (a_CreateFog)
+		{
+			Flags |= 0x04;  // Only difference to 1.9 is fog now a separate flag
+		}
+		Pkt.WriteBEUInt8(Flags);
+	}
+}
+
+
+
+
+
+void cProtocol_1_13_1::SendBossBarUpdateFlags(UInt32 a_UniqueID, bool a_DarkenSky, bool a_PlayEndMusic, bool a_CreateFog)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, pktBossBar);
+	// TODO: Bad way to write a UUID, and it's not a true UUID, but this is functional for now.
+	Pkt.WriteBEUInt64(0);
+	Pkt.WriteBEUInt64(a_UniqueID);
+	Pkt.WriteVarInt32(5);  // Update Flags
+	{
+		UInt8 Flags = 0x00;
+		if (a_DarkenSky)
+		{
+			Flags |= 0x01;
+		}
+		if (a_PlayEndMusic)
+		{
+			Flags |= 0x02;
+		}
+		if (a_CreateFog)
+		{
+			Flags |= 0x04;  // Only difference to 1.9 is fog now a separate flag
+		}
+		Pkt.WriteBEUInt8(Flags);
+	}
+}
+
+
+
+
+
 cProtocol::Version cProtocol_1_13_1::GetProtocolVersion()
 {
 	return Version::v1_13_1;
-- 
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