From c374464178dc30a81343ba5eecbc44248b5ab8c9 Mon Sep 17 00:00:00 2001
From: dP <dp@dpointer.org>
Date: Tue, 11 Aug 2020 12:16:02 +0300
Subject: [PATCH] Reset layout error counters after town construction

---
 src/citymania/cm_event.hpp | 4 ++++
 src/citymania/cm_game.cpp  | 5 +++++
 src/town_cmd.cpp           | 1 +
 3 files changed, 10 insertions(+)

diff --git a/src/citymania/cm_event.hpp b/src/citymania/cm_event.hpp
index 54d66b9c4b..d3d28f9dc3 100644
--- a/src/citymania/cm_event.hpp
+++ b/src/citymania/cm_event.hpp
@@ -22,6 +22,10 @@ namespace event {
 
 struct NewMonth {};
 
+struct TownBiilt {
+    Town *town;
+};
+
 struct TownGrowthSucceeded {
     Town *town;
     TileIndex tile;
diff --git a/src/citymania/cm_game.cpp b/src/citymania/cm_game.cpp
index c4e035daef..a442ae2172 100644
--- a/src/citymania/cm_game.cpp
+++ b/src/citymania/cm_game.cpp
@@ -27,6 +27,11 @@ Game::Game() {
         this->towns_growth_tiles_last_month = this->towns_growth_tiles;
         this->towns_growth_tiles.clear();
     });
+    this->events.listen<event::TownBuilt>(event::Slot::GAME, [this] (const event::TownBuilt &event) {
+        t->cm.hs_total = t->cm.hs_last_month = t->cm.hs_total_prev = 0;
+        t->cm.cs_total = t->cm.cs_last_month = t->cm.cs_total_prev = 0;
+        t->cm.hr_total = t->cm.hr_last_month = t->cm.hr_total_prev = 0;
+    });
 
     this->events.listen<event::TownGrowthSucceeded>(event::Slot::GAME, [this] (const event::TownGrowthSucceeded &event) {
         if (event.town->cache.num_houses <= event.prev_houses) {
diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
index bd25d734a2..2a9de9de78 100644
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -1763,6 +1763,7 @@ static void DoCreateTown(Town *t, TileIndex tile, uint32 townnameparts, TownSize
 	UpdateTownGrowthRate(t);
 	UpdateTownMaxPass(t);
 	UpdateAirportsNoise();
+	citymania::Emit(citymania::event::TownBuilt{t});
 }
 
 /**