class GameController < ApplicationController
  def finish_activity
    @results = []
    return unless current_char.activity_time_remaining <= 0
    current_char.update(activity_started_at: Time.now)

    current_char.activity.whatnot["results"].each do |result|
      type = result["type"]
      case type
      when "item"
        next if rand > result["chance"]
        table_roll = rand

        result["table"].sort_by { |_, v| -v["score"] }.each do |item_gid, item_data|
          quantity = item_data["quantity"] || 1
          if table_roll >= item_data["score"]
            item = Item.find_by_gid(item_gid)
            xp_awards = {}
            if item.whatnot && item.whatnot.key?("xp_value")
              xp_awards = item.whatnot["xp_value"]
                              .map { |gid, amount| { skill: Skill.find_by_gid(gid), amount: amount } }
              xp_awards.each do |award|
                current_char.add_skill_xp(award[:skill], award[:amount])
              end
            end
            current_char.shift_item(item_gid, quantity)
            @results.push({ type: type, item: Item.find_by_gid(item_gid), quantity: quantity,
                            xp: xp_awards })
            break
          end
        end
      else
        raise "Invalid result type (#{type})" # TODO: Improve this.
      end
    end
  end
end