1 files changed, 80 insertions, 0 deletions
diff --git a/app/controllers/game_controller.rb b/app/controllers/game_controller.rb
index 58644a7..c63fbc5 100644
--- a/app/controllers/game_controller.rb
+++ b/app/controllers/game_controller.rb
@@ -13,6 +13,23 @@ class GameController < ApplicationController
       activity.whatnot[:results].each do |result|
         type = result[:type]
         case type
+        when "monster"
+          next if rand > (result[:chance] || 1)
+          table_roll = rand
+          result[:table].sort_by { |t| -t[:score] }.each do |table_entry|
+            score = table_entry[:score]
+            result[:table_scaling]&.each do |scale_entry|
+              case scale_entry[:type]
+              when "skill"
+                score = score**(1 + (scale_entry[:scale_value] * current_char.skill_level(scale_entry[:gid])))
+              end
+            end
+            if table_roll >= score
+              activity = Activity.find_by_gid(table_entry[:gid])
+              monster = Monster.find_by_gid(table_entry[:gid])
+              resolve_combat_with(monster)
+            end
+          end
         when "item"
           next if rand > (result[:chance] || 1)
 
@@ -83,4 +100,67 @@ class GameController < ApplicationController
       current_char.shift_item(item, quantity)
       @results.push({ type: "item", item: item, quantity: quantity, xp: xp_awards })
     end
+
+    def resolve_combat_with(mon)
+      char = current_char
+      char_hp = current_char.max_hp
+      mon_hp = mon.max_hp
+      combat_message = ->(msg) { @results.push({ type: "message", body: "[#{char_hp}/#{char.max_hp}] #{msg}" }) }
+      combat_message.call("You encountered a #{mon.name}.")
+      char_initiative = roll(10) + char.speed
+      mon_initative = roll(10) + mon.speed
+      if char_initiative > mon_initative
+        turn_order = [char, mon]
+      elsif mon_initative > char_initiative
+        turn_order = [mon, char]
+      else
+        turn_order = [char, mon].shuffle
+      end
+      turn_order.cycle do |actor|
+        case actor
+        when char
+          accuracy_roll = roll(20) + char.accuracy
+          evasion_roll = roll(20) + mon.evasion
+          if accuracy_roll >= evasion_roll
+            dealt_damage = roll(4) + char.power # TODO: Replace d4 with weapon damage
+            if accuracy_roll >= (evasion_roll + 10)
+              combat_message.call("You landed a critical hit!")
+              dealt_damage = dealt_damage * 2
+            end
+            blocked_damage = (accuracy_roll >= (roll(20) + mon.block)) ? 0 : mon.block_value
+            resolved_damage = dealt_damage - blocked_damage
+            mon_hp -= resolved_damage
+            combat_message.call("You hit for #{resolved_damage} (#{dealt_damage} - #{blocked_damage} blocked)")
+          elsif evasion_roll > accuracy_roll
+            combat_message.call("The #{mon.name} evaded your attack.")
+          end
+        when mon
+          combat_message.call("Monsters don't get turns yet.")
+        else
+          raise "Invalid combatant (class is #{actor.class})"
+        end
+        if char_hp < 1 || mon_hp < 1
+          if char_hp < 1
+            combat_message.call("You were defeated! You retreat, wounded.")
+            char.increment(:wounds)
+          else
+            combat_message.call("You defeated the #{mon.name}.")
+            mon.whatnot[:awards]&.each do |award_data|
+              case award_data[:type]
+              when "xp"
+                skill = Skill.find_by_gid(award_data[:skill])
+                amount = award_data[:base]
+                char.add_skill_xp(skill, amount)
+                combat_message.call("You gained #{amount} #{skill.name} XP.")
+              else
+                raise "Invalid award type string (#{award_data[:type]})"
+              end
+            end
+          end
+          break
+        else
+          combat_message.call("-" * 20)
+        end
+      end
+    end
 end