feat: support cloning instances

Gemfile

@@ -11,6 +11,7 @@ gem "jbuilder"
 gem "tomlrb"
 gem "nanoid"
 gem "spicy-proton"
+gem "deep_cloneable"
 
 gem "tzinfo-data", platforms: %i[ windows jruby ]
 
@@ -26,6 +27,7 @@ group :development, :test do
   gem "debug", platforms: %i[ mri windows ], require: "debug/prelude"
   gem "brakeman", require: false
   gem "rubocop-rails-omakase", require: false
+  gem "dockerfile-rails", ">= 1.7"
 end
 
 group :development do
@@ -37,4 +39,3 @@ group :test do
   gem "selenium-webdriver"
 end
 
-gem "dockerfile-rails", ">= 1.7", :group => :development

Gemfile.lock

@@ -101,6 +101,8 @@ GEM
     debug (1.10.0)
       irb (~> 1.10)
       reline (>= 0.3.8)
+    deep_cloneable (3.2.1)
+      activerecord (>= 3.1.0, < 9)
     dockerfile-rails (1.7.9)
       rails (>= 3.0.0)
     drb (2.2.1)
@@ -342,6 +344,7 @@ DEPENDENCIES
   brakeman
   capybara
   debug
+  deep_cloneable
   dockerfile-rails (>= 1.7)
   importmap-rails
   jbuilder

app/controllers/instance_controller.rb

@@ -58,6 +58,20 @@ class InstanceController < ApplicationController
     end
   end
 
+  def clone
+    instance = clone_instance_params
+    i = Instance.find_by(public_id: instance)
+    new_inst = i.deep_clone(include: [ :fairies, :pops ])
+    new_inst.public_id = Nanoid.generate(size: 6)
+    new_inst.password = Nanoid.generate(size: 4, alphabet: "0123456789")
+    new_inst.name = Spicy::Proton.pair(" ")
+    if new_inst.save
+      @id = new_inst.public_id
+      @password = new_inst.password
+      render "set_password"
+    end
+  end
+
   def show
     @instance = Instance.includes(:pops, :fairies).find_by(public_id: show_instance_params)
     if @instance
@@ -125,6 +139,10 @@ class InstanceController < ApplicationController
     params.expect(:info)
   end
 
+  def clone_instance_params
+    params.expect(:instance)
+  end
+
   def show_instance_params
     params.expect(:public_id)
   end

app/views/instance/show.html.erb

@@ -50,3 +50,6 @@
   <%= javascript_include_tag "list" %>
 </div>
 
+<%= form_with url: clone_instance_path(instance: @instance.public_id) do |f| %>
+  <%= f.submit "clone instance" %>
+<% end %>

config/routes.rb

@@ -4,6 +4,7 @@ Rails.application.routes.draw do
 
   post "/new", to: "instance#create", as: :new_instance
   post "/new_from_fe", to: "instance#create_from_fe", as: :new_from_fe
+  post "/clone", to: "instance#clone", as: :clone_instance
   post "/pop", to: "instance#pop", as: :pop_in_instance
   post "/pop/adjust", to: "instance#adjust_pop", as: :adjust_pop
   post "/reset", to: "instance#reset", as: :reset_in_instance