choose list when importing from pets

app/controllers/neopets_users_controller.rb

@@ -9,6 +9,7 @@ class NeopetsUsersController < ApplicationController
 
   def create
     @neopets_user.username = params[:neopets_user][:username]
+    @neopets_user.list_id = params[:neopets_user][:list_id]
     @neopets_user.load!
     @neopets_user.save_hangers!
 

app/models/neopets_user.rb

@@ -5,12 +5,27 @@ class NeopetsUser
   extend ActiveModel::Naming
 
   attr_accessor :username
-  attr_reader :hangers
+  attr_reader :hangers, :list_id
 
   def initialize(app_user)
     @app_user = app_user
   end
 
+  def list_id=(list_id)
+    # TODO: DRY up with ClosetPage
+    @list_id = list_id
+    if list_id == 'true'
+      @closet_list = nil
+      @hangers_owned = true
+    elsif list_id == 'false'
+      @closet_list = nil
+      @hangers_owned = false
+    elsif list_id.present?
+      @closet_list = @app_user.closet_lists.find(list_id)
+      @hangers_owned = @closet_list.hangers_owned?
+    end
+  end
+
   def load!
     user = Neopets::User.new(@username)
     
@@ -23,19 +38,29 @@ class NeopetsUser
     pets = pets.map { |pet| Pet.find_or_initialize_by_name(pet.name) }
     items = pets.each(&:load!).map(&:items).flatten
     item_ids = items.map(&:id)
-    existing_hanger_item_ids = @app_user.closet_hangers.select(:item_id).where(:item_id => item_ids).map(&:item_id)
     item_quantities = {}
     items.each do |i|
       item_quantities[i] ||= 0
       item_quantities[i] += 1
     end
 
+    # TODO: DRY up with ClosetPage
+    # We don't want to insert duplicate hangers of what a user owns if they
+    # already have it in another list (e.g. imports to Items You Own *after*
+    # curating their Up For Trade list), so we check for the hanger's presence
+    # in *all* items the user owns or wants (whichever is appropriate for this
+    # request).
+    hangers_scope = @app_user.closet_hangers.where(owned: @hangers_owned)
+    existing_hanger_item_ids = hangers_scope.select(:item_id).
+      where(item_id: item_ids).map(&:item_id)
+
     @hangers = []
     item_quantities.each do |item, quantity|
       next if existing_hanger_item_ids.include?(item.id)
-      hanger = @app_user.closet_hangers.build
+      hanger = hangers_scope.build
       hanger.item = item
       hanger.quantity = quantity
+      hanger.list = @closet_list
       @hangers << hanger
     end
   end

app/views/neopets_users/new.html.haml

@@ -7,5 +7,6 @@
 
   = f.label :username, t('.username_label')
   = f.text_field :username
+  = f.select :list_id, neopets_page_list_options(current_user)
   = f.submit t('.submit')