FLNBotRules : add #pick_guerrillas_from

2 files changed, 13 insertions, 0 deletions

diff --git a/lib/colonial_twilight/fln_bot_rules.rb b/lib/colonial_twilight/fln_bot_rules.rb
index f82cb39..4294136 100644
--- a/lib/colonial_twilight/fln_bot_rules.rb
+++ b/lib/colonial_twilight/fln_bot_rules.rb
@@ -234,6 +234,12 @@ module ColonialTwilight
       h.reject { |_k, v| v.zero? } # FIXME in empty? maybe hide active guerrillas ?
     end
 
+    def pick_guerrillas_from(board = @board)
+      return :available if board.available_fln_underground.positive?
+
+      _remove_guerrillas_priority(board.spaces).sample
+    end
+
     # 1) place: outofplay -> available | bases -> guerrillas if choice
     # 2) place: underground first unless from map then place active first flipped as underground
     # 3) march: underground -> active, unless march would activate then move active first
diff --git a/spec/fln_bot_rules_spec.rb b/spec/fln_bot_rules_spec.rb
index 328b316..2abe2b8 100644
--- a/spec/fln_bot_rules_spec.rb
+++ b/spec/fln_bot_rules_spec.rb
@@ -651,6 +651,13 @@ describe ColonialTwilight::FLNBotRules do
       expect(@rules._remove_guerrillas_priority([a, b, c, d], { d => true })[0]).to be b
     end
 
+    it 'pick guerrillas from most guerrillas' do
+      @rules.board.spaces << Sector.new(fln_active: 2, fln_underground: 1)
+      @rules.board.spaces << (b = Sector.new(fln_active: 2, fln_underground: 2))
+      @rules.board.spaces << Sector.new(fln_active: 1, fln_underground: 2)
+      expect(@rules.pick_guerrillas_from(@rules.board)).to be b
+    end
+
     it 'remove_from all' do
       a = Sector.new(fln_active: 2, fln_underground: 1, fln_bases: 1)
       h = @rules.remove_from(a, 6)