Added project status and asynchronous initialization

app/controllers/projects_controller.rb

@@ -4,7 +4,7 @@ class ProjectsController < ApplicationController
   before_action :fetch_project!, only: %w[show edit update destroy]
 
   def index
-    @projects = Project.all
+    @projects = available_projects
   end
 
   def show; end
@@ -16,7 +16,7 @@ class ProjectsController < ApplicationController
   def create
     @project = Project.new(project_params)
     if @project.save
-      redirect_to @project
+      redirect_to url_for(action: :index), notice: "Project #{@project.name} being created."
     else
       render :new, status: :unprocessable_entity
     end
@@ -36,8 +36,12 @@ class ProjectsController < ApplicationController
 
   private
 
+  def available_projects
+    Project.ready
+  end
+
   def fetch_project!
-    @project = Project.find_by!(code: params[:id])
+    @project = available_projects.find_by!(code: params[:id])
     self.current_project = @project
   end
 

app/jobs/project_post_init_job.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class ProjectPostInitJob < ApplicationJob
+  queue_as :default
+
+  def perform(project_id)
+    project = Project.preparing.find(project_id)
+
+    create_tasks_number_sequence(project)
+    project.update!(status: :ready)
+  end
+
+  private
+
+  def create_tasks_number_sequence(project)
+    Project.connection.execute "CREATE SEQUENCE IF NOT EXISTS #{project.tasks_number_sequence_name} AS INT UNSIGNED"
+  end
+end

app/models/project.rb

@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 class Project < ApplicationRecord
+  enum :status, %i[preparing ready archived].index_by(&:itself), default: :preparing
+
   validates :name, :code, presence: true
   validates :code, exclusion: { in: %w[new] }, uniqueness: true, format: { with: /\A[a-z]{2,}\z/ }
 
@@ -10,7 +12,7 @@ class Project < ApplicationRecord
 
   normalizes :code, with: ->(code) { code.strip.downcase.gsub(/\W+/, '') }
 
-  after_commit :create_tasks_number_sequence, on: :create
+  after_commit :schedule_post_init_job, on: :create
   after_destroy_commit :drop_tasks_number_sequence
 
   def to_param
@@ -32,8 +34,8 @@ class Project < ApplicationRecord
 
   private
 
-  def create_tasks_number_sequence
+  def schedule_post_init_job
-    self.class.connection.execute "CREATE SEQUENCE IF NOT EXISTS #{tasks_number_sequence_name} AS INT UNSIGNED"
+    ProjectPostInitJob.perform_later id
   end
 
   def drop_tasks_number_sequence

config/database.yml

@@ -18,15 +18,25 @@ default: &default
   host: <%= ENV.fetch("DB_HOST") { "127.0.0.1" } %>
 
 development:
+  primary:
     <<: *default
     database: subtle_storm_development
+  queue:
+    <<: *default
+    database: subtle_storm_development_queue
+    migrations_paths: db/queue_migrate
 
 # Warning: The database defined as "test" will be erased and
 # re-generated from your development database when you run "rake".
 # Do not set this db to the same as development or production.
 test:
+  primary:
     <<: *default
     database: subtle_storm_test
+  queue:
+    <<: *default
+    database: subtle_storm_test_queue
+    migrations_paths: db/queue_migrate
 
 # As with config/credentials.yml, you never want to store sensitive information,
 # like your database password, in your source code. If your source code is

config/environments/development.rb

@@ -55,6 +55,11 @@ Rails.application.configure do
   # Highlight code that enqueued background job in logs.
   config.active_job.verbose_enqueue_logs = true
 
+  # Replace the default in-process and non-durable queuing backend for Active Job.
+  config.active_job.queue_adapter = :solid_queue
+  config.solid_queue.connects_to = { database: { writing: :queue } }
+  config.solid_queue.logger = ActiveSupport::Logger.new(STDOUT)
+
   # Raises error for missing translations.
   # config.i18n.raise_on_missing_translations = true
 

db/migrate/20251021180400_add_status_to_projects.rb

@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+class AddStatusToProjects < ActiveRecord::Migration[8.0]
+  def change
+    change_table :projects, bulk: true do |t|
+      t.string :status
+      t.index :status, where: 'status IS NOT NULL'
+    end
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_06_21_203940) do
+ActiveRecord::Schema[8.0].define(version: 2025_10_21_180400) do
   create_table "action_text_rich_texts", charset: "utf8mb4", collation: "utf8mb4_uca1400_ai_ci", force: :cascade do |t|
     t.string "name", null: false
     t.text "body", size: :long
@@ -54,8 +54,10 @@ ActiveRecord::Schema[8.0].define(version: 2025_06_21_203940) do
     t.string "code", null: false
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.string "status"
     t.index ["code"], name: "index_projects_on_code", unique: true
     t.index ["name"], name: "index_projects_on_name"
+    t.index ["status"], name: "index_projects_on_status"
   end
 
   create_table "sessions", charset: "utf8mb4", collation: "utf8mb4_uca1400_ai_ci", force: :cascade do |t|