app/controllers/tables_arrangements_controller.rb

@@ -4,15 +4,7 @@
 
 class TablesArrangementsController < ApplicationController
   def index
-    current_digest = Tables::Distribution.digest(current_tenant)
+    render json: TablesArrangement.order(discomfort: :asc).limit(3).as_json(only: %i[id name discomfort])
-
-    render json: TablesArrangement
-      .order(valid: :desc)
-      .order(discomfort: :asc)
-      .select(:id, :name, :discomfort)
-      .select("digest = '#{current_digest}'::uuid as valid")
-      .limit(20)
-      .as_json(only: %i[id name discomfort valid])
   end
 
   def show
@@ -24,12 +16,6 @@ class TablesArrangementsController < ApplicationController
          .then { |result| render json: { id: params[:id], tables: result } }
   end
 
-  def create
-    TableSimulatorJob.perform_later(current_tenant.id)
-
-    render json: {}, status: :created
-  end
-
   private
 
   def format(number:, guests:)

app/models/guest.rb

@@ -41,5 +41,16 @@ class Guest < ApplicationRecord
 
   scope :potential, -> { where.not(status: %i[declined considered]) }
 
+  after_destroy :recalculate_simulations
+  after_save :recalculate_simulations, if: :saved_change_to_status?
+
   has_many :seats, dependent: :delete_all
+
+  private
+
+  def recalculate_simulations
+    TablesArrangement.delete_all
+
+    ActiveJob.perform_all_later(50.times.map { TableSimulatorJob.new(wedding_id) })
+  end
 end

app/models/tables_arrangement.rb

@@ -7,8 +7,8 @@
 # Table name: tables_arrangements
 #
 #  id            :uuid             not null, primary key
-#  digest     :uuid             not null
 #  discomfort    :integer
+#  guests_digest :uuid             not null
 #  name          :string           not null
 #  created_at    :datetime         not null
 #  updated_at    :datetime         not null

app/models/wedding.rb

@@ -19,6 +19,4 @@ class Wedding < ApplicationRecord
   SLUG_REGEX = /[a-z\d-]+/
 
   validates :slug, presence: true, uniqueness: true, format: { with: /\A#{SLUG_REGEX}\z/ }
-
-  has_many :guests, dependent: :delete_all
 end

app/services/tables/distribution.rb

@@ -6,13 +6,7 @@ require_relative '../../extensions/tree_node_extension'
 
 module Tables
   class Distribution
-    class << self
+    attr_accessor :tables, :min_per_table, :max_per_table
-      def digest(wedding)
-        Digest::UUID.uuid_v5(wedding.id, wedding.guests.potential.order(:id).pluck(:id).join)
-      end
-    end
-
-    attr_accessor :tables, :min_per_table, :max_per_table, :hierarchy
 
     def initialize(min_per_table:, max_per_table:)
       @min_per_table = min_per_table
@@ -60,10 +54,7 @@ module Tables
 
         Seat.insert_all!(records_to_store)
 
-        arrangement.update!(
+        arrangement.update!(discomfort:)
-          discomfort:,
-          digest: self.class.digest(tables.first.first.wedding)
-        )
       end
     end
 

config/routes.rb

@@ -37,7 +37,7 @@ Rails.application.routes.draw do
     resources :expenses, only: %i[index create update destroy] do
       get :summary, on: :collection
     end
-    resources :tables_arrangements, only: %i[index show create]
+    resources :tables_arrangements, only: %i[index show]
     resources :summary, only: :index
 
     root to: redirect("/%{slug}")

db/migrate/20250126091823_add_guests_digest_column_to_tables_arrangements.rb

@@ -1,5 +1,5 @@
 class AddGuestsDigestColumnToTablesArrangements < ActiveRecord::Migration[8.0]
   def change
-    add_column :tables_arrangements, :digest, :uuid, null: false, default: 'gen_random_uuid()'
+    add_column :tables_arrangements, :guests_digest, :uuid, null: false, default: 'gen_random_uuid()'
   end
 end

db/schema.rb

@@ -206,7 +206,7 @@ ActiveRecord::Schema[8.0].define(version: 2025_01_26_091823) do
     t.datetime "updated_at", null: false
     t.string "name", null: false
     t.uuid "wedding_id", null: false
-    t.uuid "digest", default: -> { "gen_random_uuid()" }, null: false
+    t.uuid "guests_digest", default: -> { "gen_random_uuid()" }, null: false
     t.index ["wedding_id"], name: "index_tables_arrangements_on_wedding_id"
   end
 

spec/requests/tables_arrangements_spec.rb

@@ -18,27 +18,13 @@ RSpec.describe 'tables_arrangements' do
                  properties: {
                    id: { type: :string, format: :uuid },
                    name: { type: :string },
-                   discomfort: { type: :integer },
+                   discomfort: { type: :integer }
-                   valid: { type: :boolean }
                  }
                }
         xit
       end
       regular_api_responses
     end
-
-    post('create tables arrangement') do
-      tags 'Tables Arrangements'
-      produces 'application/json'
-      parameter Swagger::Schema::SLUG
-      response(201, 'successful') do
-        schema type: :object,
-               required: [],
-               properties: {}
-        xit
-      end
-      regular_api_responses
-    end
   end
 
   path '/{slug}/tables_arrangements/{id}' do