Merge pull request #11423 from tobymao/1837-italy-event

[1837] Implement Italy event
tobymao · Dec 29, 2024 · cb38afd · cb38afd
2 parents 113abec + 0fa02e9
commit cb38afd
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Showing 4 changed files with 42 additions and 1 deletion.
diff --git a/lib/engine/game/g_1837/game.rb b/lib/engine/game/g_1837/game.rb
@@ -117,7 +117,7 @@ class Game < Game::Base
             num: 4,
             distance: 4,
             price: 470,
-            events: [{ 'type' => 'sd_formation' }],
+            events: [{ 'type' => 'sd_formation' }, { 'type' => 'remove_italy' }],
           },
           {
             name: '4E',
@@ -237,6 +237,7 @@ class Game < Game::Base
         EVENTS_TEXT = Base::EVENTS_TEXT.merge(
           'buy_across' => ['Buy Across', 'Trains can be bought between companies'],
           'sd_formation' => ['SD Formation', 'SD forms immediately'],
+          'remove_italy' => ['Remove Italy', 'Remove tiles in Italy. Italy no longer in play.'],
           'kk_formation' => ['KK Formation', 'KK forms immediately'],
           'ug_formation' => ['UG Formation', 'UG forms immediately'],
         ).freeze
@@ -330,6 +331,19 @@ def event_sd_formation!
           form_national_railway!(national, minors)
         end
 
+        def event_remove_italy!
+          @log << "-- Event: #{EVENTS_TEXT['remove_italy'][1]} --"
+          ITALY_HEXES.each do |id|
+            hex = hex_by_id(id)
+            hex.law_downgrade(hex.original_tile) if hex.tile != hex.original_tile
+            hex.tile.modify_borders(type: :impassible)
+          end
+
+          # Lay Bo tile on Bozen
+          hex_by_id('K5').lay(tile_by_id('426-0').rotate!(2))
+          @graph.clear_graph_for_all
+        end
+
         def event_kk_formation!
           open_minors = %w[KK1 KK2 KK3].map { |id| minor_by_id(id) }.reject(&:closed?)
           return if open_minors.empty?

diff --git a/lib/engine/game/g_1837/map.rb b/lib/engine/game/g_1837/map.rb
@@ -259,6 +259,8 @@ module Map
 
         MINE_HEXES = %w[A13 B32 C19 C21 E11 F26 K31 K33 L30 P20].freeze
 
+        ITALY_HEXES = %w[K1 K3 K7 K9 L2 L4 L6 L8 M3 M5 M7].freeze
+
         HEXES = {
           gray: {
             ['A11'] => 'town=revenue:10;path=a:0,b:_0;path=a:5,b:_0',

diff --git a/lib/engine/part/border.rb b/lib/engine/part/border.rb
@@ -14,6 +14,10 @@ def initialize(edge, type = nil, cost = nil, color = nil)
         @color = color&.to_sym
       end
 
+      def ==(other)
+        other.edge == edge && other.type == type && other.cost == cost && other.color == color
+      end
+
       def border?
         true
       end

diff --git a/lib/engine/tile.rb b/lib/engine/tile.rb
@@ -577,6 +577,27 @@ def label
       @labels.last
     end
 
+    def modify_borders(edges = nil, type: nil, cost: nil, color: nil)
+      edges ||= ALL_EDGES
+
+      modified = edges.map do |edge|
+        border = @borders.find { |e| e.edge == edge }
+        next unless border
+
+        modified_border = Part::Border.new(edge, type || border.type, cost || border.cost, color || border.color)
+        next if border == modified_border
+
+        @borders.delete(border)
+        @borders << modified_border
+        edge
+      end
+
+      modified.each do |edge|
+        neighbor = @hex.neighbors[edge]&.tile
+        neighbor&.modify_borders([Hex.invert(edge)], type: type, cost: cost, color: color)
+      end
+    end
+
     def restore_borders(edges = nil)
       edges ||= ALL_EDGES