Item usage

1 files changed, 29 insertions, 0 deletions

diff --git a/app/controllers/characters/items_controller.rb b/app/controllers/characters/items_controller.rb
index 8df23c8..4d47ebb 100644
--- a/app/controllers/characters/items_controller.rb
+++ b/app/controllers/characters/items_controller.rb
@@ -21,4 +21,33 @@ class Characters::ItemsController < ApplicationController
   ensure
     redirect_to character_items_path(current_char)
   end
+
+  def use
+    @item = Item.find(params[:item_id])
+    unless @item.usable?
+      flash[:alert] = "You can't use #{@item.name}."
+      redirect_to character_items_path(current_char) and return
+    end
+    unless current_char.character_items.exists?(item: @item)
+      flash[:alert] = "You don't have #{@item.name}."
+      redirect_to character_items_path(current_char) and return
+    end
+    @item.whatnot[:use_effects]&.each do |effect|
+      case effect[:type]
+      when "change_wounds"
+        Character.transaction do
+          wounds_change = [effect[:value], -current_char.wounds].max
+          current_char.shift_item(@item, -1)
+          current_char.wounds = current_char.wounds + wounds_change
+          current_char.save!
+          flash[:notice] = "#{effect[:message]}"
+          heal_or_gain = wounds_change.positive? ? "gain" : "heal"
+          flash[:notice] += " You #{heal_or_gain} #{wounds_change.abs} wound(s)."
+        end
+      else
+        raise "Invalid use effect type string (#{effect[:type]})"
+      end
+      redirect_to character_items_path(current_char)
+    end
+  end
 end