Add Fishing skill (thanks to 1ek).

data/plugins/skill/fishing/fishing.rb

@@ -0,0 +1,111 @@
+require 'java'
+
+java_import 'org.apollo.game.action.DistancedAction'
+java_import 'org.apollo.game.model.Animation'
+java_import 'org.apollo.game.model.entity.Skill'
+
+# An action that causes a mob to fish at a spot.
+class FishingAction < DistancedAction
+  attr_reader :spot, :tool, :position, :started
+
+  # Creates the FishingAction.
+  def initialize(mob, position, spot, option)
+    super(4, true, mob, position, 1)
+    @position = position
+    @spot = spot
+    @tool = spot.tools[action - 1]
+
+    @options = (option == 1) ? spot.first_option : spot.second_option
+    @minimum_level = options.map { |fish| fish.level }.min
+  end
+
+  # Returns whether or not a catch is successful.
+  def successful_catch(level, requirement)
+    return [level - requirement, 30].min > rand(40)
+  end
+
+  # Starts the fishing process.
+  def start_fishing()
+    @started = true
+    mob.send_message(tool.message, true)
+  end
+
+  # Executes the action.
+  def executeAction()
+    skills = mob.skill_set
+    fishing_level = skills.get_skill(Skill::FISHING).current_level
+    mob.turn_to(position)
+    
+    if (@minimum_level > fishing_level)
+      mob.send_message("You need a fishing level of #{@minimum_level} to fish at this spot.")
+      stop
+      return
+    end
+
+    inventory = mob.inventory
+    if inventory.free_slots.zero?
+      inventory.force_capacity_exceeded
+      stop
+      return
+    end
+
+	  unless inventory.contains(@tool.id)
+	    mob.send_message("You need a #{@tool.name} to fish at this spot.")
+	    stop
+      return
+ 	  end
+
+    bait = @tool.bait
+	  if (bait.empty? && !mob.inventory.contains(bait))
+		  mob.send_message("You need #{name_of(:item, bait)}s to fish at this spot.")
+	  	stop
+      return
+	  end
+
+    unless @started
+      start_fishing
+    else
+      options = @options.reject { |fish| fish.level > fishing_level } # Player may level up mid-action so reject here, not at initialisation.
+      fish = options.sample # TODO it's a ~70/30 chance, not 50/50
+
+  	  if successful_catch(fishing_level, fish.level)
+  	    inventory.remove(bait) unless bait.empty?
+  	    inventory.add(type.id)
+
+  	    name = fish.name
+  	    mob.send_message("You catch #{name.end_with?('s') ? 'some' : 'a'} #{name}.", true)
+  	    skills.add_experience(Skill::FISHING, fish.experience)
+
+  	    unless (bait != -1 && !mob.inventory.contains(bait))
+          mob.send_message("You need more #{name_of(:item, bait)}s to fish at this spot.")
+          stop
+          return
+        end
+  	  end
+    end
+
+    mob.play_animation(@tool.animation)
+  end
+
+  # Stops this action.
+  def stop()
+    super
+    mob.stop_animation
+  end
+
+  def equals(other)
+    return (get_class == other.get_class and @spot == other.spot and @position == other.position && @options == @other.options)
+  end
+
+end
+
+# Intercepts the NpcAction message to determine whether or not a clicked npc was a fishing spot.
+on :message, :npc_action do |ctx, player, message|
+  npc = $world.npc_repository.get(message.index)
+  spot = FISHING_SPOTS[npc.id]
+
+	unless spot.nil?
+	  player.start_action(FishingAction.new(player, npc.position, spot, message.option))
+	  ctx.break_handler_chain
+  end
+end