Merge pull request 'Recreate simulations whenever a guest changes their attendance' (#85) from simulations-lifecycle into main

Reviewed-on: #85

app/controllers/guests_controller.rb

@@ -26,7 +26,7 @@ class GuestsController < ApplicationController
   end
 
   def bulk_update
-    Guest.where(id: params[:guest_ids]).update!(params.require(:properties).permit(:status))
+    Guests::UpdateUseCase.new(guest_ids: params[:guest_ids], params: params.require(:properties).permit(:status)).call
     render json: {}, status: :ok
   end
 end

app/jobs/table_simulator_job.rb

@@ -9,7 +9,7 @@ class TableSimulatorJob < ApplicationJob
     engine.add_perturbation(Tables::Swap)
 
     initial_solution = Tables::Distribution.new(min_per_table: 8, max_per_table: 10)
-    initial_solution.random_distribution(Guest.all.shuffle)
+    initial_solution.random_distribution(Guest.potential.shuffle)
 
     engine.initial_solution = initial_solution
 

app/models/guest.rb

@@ -8,9 +8,11 @@ class Guest < ApplicationRecord
     invited: 10,
     confirmed: 20,
     declined: 30,
-    tentative: 40,
+    tentative: 40
   }
 
+  scope :potential, -> { where.not(status: %i[declined considered]) }
+
   def full_name
     "#{first_name} #{last_name}"
   end

app/use_cases/guests/update_use_case.rb

@@ -0,0 +1,14 @@
+# Copyright (C) 2024 Manuel Bustillo
+
+module Guests
+  class UpdateUseCase
+    def initialize(guest_ids:, params:)
+      Guest.where(id: guest_ids).update!(params)
+
+      # TODO: Not all status transitions may require a table re-arrangement
+      TablesArrangement.delete_all
+
+      ActiveJob.perform_all_later(50.times.map { TableSimulatorJob.new })
+    end
+  end
+end