4 files changed, 61 insertions, 0 deletions
diff --git a/app/controllers/characters/items_controller.rb b/app/controllers/characters/items_controller.rb
index 4d47ebb..e1dfd5c 100644
--- a/app/controllers/characters/items_controller.rb
+++ b/app/controllers/characters/items_controller.rb
@@ -35,6 +35,7 @@ class Characters::ItemsController < ApplicationController
     @item.whatnot[:use_effects]&.each do |effect|
       case effect[:type]
       when "change_wounds"
+        # This is basically duplicated in HearthAmenityController
         Character.transaction do
           wounds_change = [effect[:value], -current_char.wounds].max
           current_char.shift_item(@item, -1)
diff --git a/app/controllers/hearth_amenities_controller.rb b/app/controllers/hearth_amenities_controller.rb
new file mode 100644
index 0000000..09ea7bf
--- /dev/null
+++ b/app/controllers/hearth_amenities_controller.rb
@@ -0,0 +1,32 @@
+class HearthAmenitiesController < ApplicationController
+  def use
+    @hearth_amenity = HearthAmenity.find(params[:hearth_amenity_id])
+    built_hearth_amenity = current_char.hearth.built_hearth_amenities.find_by(hearth_amenity: @hearth_amenity)
+    unless built_hearth_amenity&.usable?
+      flash[:alert] = "You can't use that."
+      redirect_to character_hearth_path(current_char) and return
+    end
+    if built_hearth_amenity.on_cooldown?
+      flash[:alert] = "You need to wait another #{built_hearth_amenity.seconds_until_cooled_down.ceil} seconds."
+      redirect_to character_hearth_path(current_char) and return
+    end
+    built_hearth_amenity.hearth_amenity.whatnot[:use_effects].each do |use_effect|
+      case use_effect[:type]
+      when "change_wounds"
+        # This is basically duplicated in ItemsController
+        Character.transaction do
+          wounds_change = [use_effect[:value], -current_char.wounds].max
+          current_char.wounds = current_char.wounds + wounds_change
+          current_char.save!
+          flash[:notice] = "#{use_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 (#{use_effect[:type]}"
+      end
+    end
+    built_hearth_amenity.update(last_used_at: Time.now)
+    redirect_to character_hearth_path(current_char)
+  end
+end
diff --git a/app/models/built_hearth_amenity.rb b/app/models/built_hearth_amenity.rb
index 5ae8a42..39b6679 100644
--- a/app/models/built_hearth_amenity.rb
+++ b/app/models/built_hearth_amenity.rb
@@ -3,4 +3,29 @@ class BuiltHearthAmenity < ApplicationRecord
   belongs_to :hearth_amenity
 
   validates :hearth_id, uniqueness: { scope: :hearth_amenity_id }
+
+  def cooldown
+    # TODO: HACK: Update this so multiple use effects will work
+    self.hearth_amenity.whatnot[:use_effects].first[:cooldown]
+  end
+
+  def usable?
+    self.hearth_amenity.whatnot[:use_effects].present?
+  end
+
+  def on_cooldown?
+    if usable? && cooldown.present?
+      # If it's never been used, it's off cooldown
+      return false unless self.last_used_at
+      seconds_until_cooled_down > 0
+    else
+      false
+    end
+  end
+
+  def seconds_until_cooled_down
+    return nil unless usable?
+    seconds_until_cooled_down = cooldown - (Time.now - self.last_used_at)
+    [0, seconds_until_cooled_down].max
+  end
 end
diff --git a/app/views/characters/hearth/index.html.erb b/app/views/characters/hearth/index.html.erb
index 563d4b6..a5522ad 100644
--- a/app/views/characters/hearth/index.html.erb
+++ b/app/views/characters/hearth/index.html.erb
@@ -20,6 +20,9 @@
               <%= f.submit "Go" %>
             <% end %>
           <% end %>
+          <% if built_amenity.usable? %>
+            <%= button_to "Use", hearth_amenity_use_path(built_amenity.hearth_amenity) %>
+          <% end %>
         <% end %>
         <% next_level = built_amenity ? built_amenity.level + 1 : 1 %>
         <% construct_activity = ha.construct_activity(next_level) %>