From 24d0eb4b816aacb791a3ff8fb98d69868998248f Mon Sep 17 00:00:00 2001
From: Anton Vakhrushev <anwinged@ya.ru>
Date: Fri, 20 Sep 2019 18:27:33 +0300
Subject: [PATCH] Move to tile roles

---
 src/command.cr |  6 +++---
 src/tile.cr    | 24 ++++++++++++------------
 2 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/src/command.cr b/src/command.cr
index 2c8cccb..739f2fc 100644
--- a/src/command.cr
+++ b/src/command.cr
@@ -51,13 +51,13 @@ class HarvestCrystalCommand < Command
 
   private def nearest_deposit(world : World)
     world.map.nearest_tile @point do |tile|
-      tile.type == TileType::CrystalDeposits && tile.cur > 0
+      tile.has_role(TileRole::CrystalDeposits) && tile.cur > 0
     end
   end
 
   private def nearest_stock(world : World)
     world.map.nearest_tile @point do |tile|
-      tile.type == TileType::Warehouse
+      tile.has_role(TileRole::Warehouse)
     end
   end
 end
@@ -108,7 +108,7 @@ class RestoreCrystalCommand < Command
 
   private def nearest_deposit(world : World)
     world.map.nearest_tile @point do |tile|
-      tile.type == TileType::CrystalDeposits && tile.cur < tile.cap
+      tile.has_role(TileRole::CrystalDeposits) && tile.cur < tile.cap
     end
   end
 end
diff --git a/src/tile.cr b/src/tile.cr
index da69806..e7b9e95 100644
--- a/src/tile.cr
+++ b/src/tile.cr
@@ -1,4 +1,4 @@
-enum TileType
+enum TileRole
   CrystalDeposits
   CrystalHarvester
   CrystalRestorer
@@ -18,7 +18,7 @@ abstract class Tile
   getter cur
 
   abstract def letter : Char
-  abstract def type : TileType
+  abstract def has_role(role : TileRole) : Bool
 
   def withdraw(value)
     if value >= @cur
@@ -42,8 +42,8 @@ class PlateauTile < Tile
     '.'
   end
 
-  def type : TileType
-    TileType::Plateau
+  def has_role(role : TileRole) : Bool
+    role == TileRole::Plateau
   end
 end
 
@@ -52,8 +52,8 @@ class MainBaseTile < Tile
     'H'
   end
 
-  def type : TileType
-    TileType::Warehouse
+  def has_role(role : TileRole) : Bool
+    role == TileRole::Warehouse
   end
 end
 
@@ -67,8 +67,8 @@ class CrystalTile < Tile
     'f'
   end
 
-  def type : TileType
-    TileType::CrystalDeposits
+  def has_role(role : TileRole) : Bool
+    role == TileRole::CrystalDeposits
   end
 end
 
@@ -77,8 +77,8 @@ class CrystalHarvesterTile < Tile
     'm'
   end
 
-  def type : TileType
-    TileType::CrystalHarvester
+  def has_role(role : TileRole) : Bool
+    role == TileRole::CrystalHarvester
   end
 end
 
@@ -87,7 +87,7 @@ class CrystalRestorerTile < Tile
     'h'
   end
 
-  def type : TileType
-    TileType::CrystalRestorer
+  def has_role(role : TileRole) : Bool
+    role == TileRole::CrystalRestorer
   end
 end