Add series_name database field to alt styles

Previously we did this hackily by comparing the ID to a hardcoded list
of IDs, but I think putting this in the database is clearer and more
robust, and it should also help with our upcoming item search stuff
that will filter by it!

app/models/alt_style.rb

@@ -6,23 +6,11 @@ class AltStyle < ApplicationRecord
   has_many :swf_assets, through: :parent_swf_asset_relationships
   has_many :contributions, as: :contributed, inverse_of: :contributed
 
-  SERIES_ID_RANGES = {
-    nostalgic: (87249..87503)
-  }
-
   def name
     I18n.translate('pet_types.human_name', color_human_name: color.human_name,
                    species_human_name: species.human_name)
   end
 
-  def series_name
-    if SERIES_ID_RANGES[:nostalgic].include?(id)
-      "Nostalgic"
-    else
-      "???"
-    end
-  end
-
   def adjective_name
     "#{series_name} #{color.human_name}"
   end

db/migrate/20240227231815_add_series_name_to_alt_styles.rb

@@ -0,0 +1,18 @@
+class AddSeriesNameToAltStyles < ActiveRecord::Migration[7.1]
+  def change
+    add_column :alt_styles, :series_name, :string, null: false,
+      default: "<New?>"
+
+    reversible do |direction|
+      direction.up do
+        # These IDs are determined by Neopets.com, so referencing them like
+        # this should be relatively stable! Backfill the series name
+        # "Nostalgic" for all alt styles in the Nostalgic ID range. (At time
+        # of writing, *all* alt styles are Nostalgic, but I'm writing it like
+        # this for clarity and future-proofing!)
+        AltStyle.where("id >= 87249 AND id <= 87503").update_all(
+          series_name: "Nostalgic")
+      end
+    end
+  end
+end

db/schema.rb

@@ -10,13 +10,14 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_02_25_231346) do
+ActiveRecord::Schema[7.1].define(version: 2024_02_27_231815) do
   create_table "alt_styles", charset: "utf8mb4", collation: "utf8mb4_unicode_ci", force: :cascade do |t|
     t.integer "species_id", null: false
     t.integer "color_id", null: false
     t.integer "body_id", null: false
     t.datetime "created_at", precision: nil, null: false
     t.datetime "updated_at", precision: nil, null: false
+    t.string "series_name", default: "<New?>", null: false
     t.index ["color_id"], name: "index_alt_styles_on_color_id"
     t.index ["species_id"], name: "index_alt_styles_on_species_id"
   end
@@ -115,6 +116,20 @@ ActiveRecord::Schema[7.1].define(version: 2024_02_25_231346) do
     t.index ["outfit_id", "is_worn"], name: "index_item_outfit_relationships_on_outfit_id_and_is_worn"
   end
 
+  create_table "item_translations", id: :integer, charset: "latin1", collation: "latin1_swedish_ci", force: :cascade do |t|
+    t.integer "item_id"
+    t.string "locale"
+    t.string "name"
+    t.text "description"
+    t.string "rarity"
+    t.datetime "created_at", precision: nil
+    t.datetime "updated_at", precision: nil
+    t.index ["item_id", "locale"], name: "index_item_translations_on_item_id_and_locale"
+    t.index ["item_id"], name: "index_item_translations_on_item_id"
+    t.index ["locale"], name: "index_item_translations_on_locale"
+    t.index ["name"], name: "index_item_translations_name"
+  end
+
   create_table "items", id: :integer, charset: "utf8mb3", collation: "utf8mb3_unicode_ci", force: :cascade do |t|
     t.text "zones_restrict", null: false
     t.text "thumbnail_url", size: :medium, null: false