From 3c047b124e28db45621de06d5556c96598352fc7 Mon Sep 17 00:00:00 2001
From: Peter Nelson <peter1138@openttd.org>
Date: Wed, 13 Feb 2019 22:18:33 +0000
Subject: Add: AI functions to get current and last year profit of a group.

---
 src/script/api/ai/ai_group.hpp.sq |  2 ++
 src/script/api/script_group.cpp   | 25 +++++++++++++++++++++++++
 src/script/api/script_group.hpp   | 16 ++++++++++++++++
 3 files changed, 43 insertions(+)

(limited to 'src')

diff --git a/src/script/api/ai/ai_group.hpp.sq b/src/script/api/ai/ai_group.hpp.sq
index a5f0e25a0..d721ddfbf 100644
--- a/src/script/api/ai/ai_group.hpp.sq
+++ b/src/script/api/ai/ai_group.hpp.sq
@@ -42,6 +42,8 @@ void SQAIGroup_Register(Squirrel *engine)
 	SQAIGroup.DefSQStaticMethod(engine, &ScriptGroup::SetAutoReplace,              "SetAutoReplace",              4, ".iii");
 	SQAIGroup.DefSQStaticMethod(engine, &ScriptGroup::GetEngineReplacement,        "GetEngineReplacement",        3, ".ii");
 	SQAIGroup.DefSQStaticMethod(engine, &ScriptGroup::StopAutoReplace,             "StopAutoReplace",             3, ".ii");
+	SQAIGroup.DefSQStaticMethod(engine, &ScriptGroup::GetProfitThisYear,           "GetProfitThisYear",           2, ".i");
+	SQAIGroup.DefSQStaticMethod(engine, &ScriptGroup::GetProfitLastYear,           "GetProfitLastYear",           2, ".i");
 
 	SQAIGroup.PostRegister(engine);
 }
diff --git a/src/script/api/script_group.cpp b/src/script/api/script_group.cpp
index 7823fb28b..023f5534c 100644
--- a/src/script/api/script_group.cpp
+++ b/src/script/api/script_group.cpp
@@ -17,6 +17,7 @@
 #include "../../strings_func.h"
 #include "../../autoreplace_func.h"
 #include "../../settings_func.h"
+#include "../../vehicle_base.h"
 #include "table/strings.h"
 
 #include "../../safeguards.h"
@@ -148,3 +149,27 @@
 
 	return ScriptObject::DoCommand(0, group_id << 16, (::INVALID_ENGINE << 16) | engine_id, CMD_SET_AUTOREPLACE);
 }
+
+/* static */ Money ScriptGroup::GetProfitThisYear(GroupID group_id)
+{
+	if (!IsValidGroup(group_id)) return -1;
+
+	Money profit = 0;
+
+	const Vehicle *v;
+	FOR_ALL_VEHICLES(v) {
+		if (v->group_id != group_id) continue;
+		if (!v->IsPrimaryVehicle()) continue;
+
+		profit += v->GetDisplayProfitThisYear();
+	}
+
+	return profit;
+}
+
+/* static */ Money ScriptGroup::GetProfitLastYear(GroupID group_id)
+{
+	if (!IsValidGroup(group_id)) return -1;
+
+	return ::Group::Get(group_id)->statistics.profit_last_year;
+}
diff --git a/src/script/api/script_group.hpp b/src/script/api/script_group.hpp
index 7b375e29a..c5f41cdb6 100644
--- a/src/script/api/script_group.hpp
+++ b/src/script/api/script_group.hpp
@@ -189,6 +189,22 @@ public:
 	 * @return True if and if the replacing was successfully stopped.
 	 */
 	static bool StopAutoReplace(GroupID group_id, EngineID engine_id);
+
+	/**
+	 * Get the current profit of a group.
+	 * @param group_id The group to get the profit of.
+	 * @pre IsValidGroup(group_id).
+	 * @return The current profit the group has.
+	 */
+	static Money GetProfitThisYear(GroupID group_id);
+
+	/**
+	 * Get the profit of last year of a group.
+	 * @param group_id The group to get the profit of.
+	 * @pre IsValidGroup(group_id).
+	 * @return The current profit the group had last year.
+	 */
+	static Money GetProfitLastYear(GroupID group_id);
 };
 
 #endif /* SCRIPT_GROUP_HPP */
-- 
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