Stripe: Sprout Initial Stripe Utility

app/controllers/utility_hookups_controller.rb

@@ -5,6 +5,10 @@ def index
     utility_hookup
   end
 
+  def new
+    utility_hookup
+  end
+
   def edit
     utility_hookup
   end
@@ -18,7 +22,7 @@ def create
   end
 
   def update
-    if utility_hookup.update(utility_hookup_params)
+    if utility_hookup.polymorph.update(utility_hookup_params)
       redirect_to edit_space_path(space)
     else
       render :edit
@@ -34,12 +38,12 @@ def update
 
     @utility_hookup = policy_scope(space.utility_hookups).find_by(id: params[:id]) if params[:id]
     @utility_hookup ||= policy_scope(space.utility_hookups).new(utility_hookup_params)
-    @utility_hookup.tap { authorize(@utility_hookup) }
+    authorize(@utility_hookup.polymorph)
   end
 
   def utility_hookup_params
     return {} unless params[:utility_hookup]
-    policy(UtilityHookup).permit(params.require(:utility_hookup))
+    policy(Utilities.fetch(params.dig(:utility_hookup, :utility_slug))).permit(params.require(:utility_hookup))
   end
 
   helper_method def space

app/models/utility_hookup.rb

@@ -9,6 +9,7 @@ class UtilityHookup < ApplicationRecord
   # has multiple {UtilityHookup}s.
   # @return [String]
   attribute :name, :string
+  validates :name, presence: :true, uniqueness: { scope: :space_id }
 
   def name
     attributes[:name] ||= utility_slug.to_s.humanize
@@ -24,8 +25,7 @@ def name
   attribute :status, :string, default: "unavailable"
   validates :status, presence: true, inclusion: {in: %w[ready unavailable]}
 
-  attribute :old_configuration, :json, default: -> { {} }
-  validates_associated :utility
+  # validates_associated :utility
   has_encrypted :configuration, type: :json
 
   after_initialize do
@@ -46,4 +46,21 @@ def utility_attributes=(attributes)
     self.configuration ||= {}
     utility.attributes = attributes
   end
+
+  def display_name
+    model_name.human.titleize
+  end
+
+  def form_template
+    "#{self.class.name.demodulize.underscore}/form"
+  end
+
+  def self.from_utility_hookup(utility_hookup)
+    utility_hookup.becomes(self)
+  end
+
+  def polymorph
+    x = Utilities::REGISTRY.fetch(utility_slug&.to_sym, NullUtility)
+    x.ancestors.include?(UtilityHookup) ? becomes(x) : self
+  end
 end

app/policies/application_policy.rb

@@ -49,4 +49,8 @@ def permitted_attributes(_params)
   def policy(object)
     Pundit.policy(person, object)
   end
+
+  def policy!(object)
+    Pundit.policy!(person, object)
+  end
 end

app/policies/utility_hookup_policy.rb

@@ -41,8 +41,8 @@ def destroy?
 
   def permitted_attributes(params)
     utility_permitted_attributes =
-      policy(Utilities.new_from_slug(params[:utility_slug]))
-        .permitted_attributes(params[:utility_attributes])
+      policy!(Utilities.new_from_slug(params[:utility_slug]&.to_sym))
+        &.permitted_attributes(params[:utility_attributes])
 
     [:name, :utility_slug, utility_attributes: utility_permitted_attributes]
   end

app/utilities/stripe_utility.rb

@@ -0,0 +1,13 @@
+class StripeUtility < UtilityHookup
+  def api_token=api_token
+    configuration[:api_token] = api_token
+  end
+
+  def api_token
+    configuration[:api_token]
+  end
+
+  def self.policy_class
+    Policy
+  end
+end

app/utilities/stripe_utility/_form.html.erb

@@ -0,0 +1 @@
+<%= render "password_field", form: form, attribute: :api_token %>

app/utilities/stripe_utility/policy.rb

@@ -0,0 +1,7 @@
+class StripeUtility < UtilityHookup
+  class Policy < UtilityHookupPolicy
+    def permitted_attributes(_params)
+      [:name, :api_token]
+    end
+  end
+end

app/utilities/utilities.rb

@@ -11,16 +11,22 @@
 module Utilities
   REGISTRY = {
     plaid: Plaid::PlaidUtility,
-    jitsi: Jitsi::JitsiUtility
+    jitsi: Jitsi::JitsiUtility,
+    stripe: StripeUtility
   }.freeze
 
   # @param utility_hookup [UtilityHookup]
   # @return [Utility]
   def self.from_utility_hookup(utility_hookup)
-    new_from_slug(utility_hookup.utility_slug, utility_hookup: utility_hookup)
+    fetch(utility_hookup.utility_slug)
+      .from_utility_hookup(utility_hookup)
   end
 
   def self.new_from_slug(slug, attributes = {})
-    REGISTRY.fetch(slug.to_sym, NullUtility).new(attributes)
+    fetch(slug).new(attributes)
+  end
+
+  def self.fetch(slug)
+    REGISTRY.fetch(slug.to_sym, UtilityHookup)
   end
 end

app/utilities/utility.rb

@@ -25,4 +25,8 @@ def form_template
   def display_name
     model_name.human.titleize
   end
+
+  def self.from_utility_hookup(utility_hookup)
+    new(utility_hookup: utility_hookup)
+  end
 end

app/views/application/_select.html.erb

@@ -1,3 +1,3 @@
 <%= form.label attribute %>
-<%= form.select attribute, options, include_blank: include_blank %>
-<%= render partial: "error", locals: { model: form.object, attribute: attribute } %>
+<%= form.select attribute, options, include_blank: local_assigns.fetch(:include_blank, true) %>
+<%= render partial: "error", locals: { model: form.object, attribute: attribute } %>

app/views/spaces/edit.html.erb

@@ -48,7 +48,9 @@
   <h3>Utility Hookups</h3>
   <%- space.utility_hookups.each do |utility_hookup| %>
     <%- if policy(utility_hookup).edit? %>
-    <%= render partial: "utility_hookups/form", locals: { utility_hookup: utility_hookup } %>
+      <%= render partial: "utility_hookups/form", locals: { utility_hookup: utility_hookup } %>
     <%- end %>
   <%- end %>
+
+  <%= link_to "Add a Utility", [:new, space, :utility_hookup] %>
 </fieldset>

app/views/utility_hookups/_form.html.erb

@@ -1,4 +1,5 @@
-<%= form_with(model: utility_hookup, url: space_utility_hookup_path(utility_hookup.space, utility_hookup), local: true) do |form| %>
+<%= form_with(model: [utility_hookup.space, utility_hookup], local: true) do |form| %>
+  <%- form.object = form.object.polymorph %>
   <%= form.hidden_field :utility_slug %>
   <header>
     <h4>
@@ -15,4 +16,4 @@
       <%= form.submit "Save changes to #{utility_hookup.utility.display_name} ✔️" %>
     <%- end %>
   </footer>
-<%- end %>
+<%- end %>

app/views/utility_hookups/new.html.erb

@@ -0,0 +1,5 @@
+<%= form_with(model: [utility_hookup.space, utility_hookup], local: true) do |form| %>
+  <%= render "select", attribute: :utility_slug, options: Utilities::REGISTRY.keys, form: form %>
+  <%= render "text_field", attribute: :name, form: form %>
+  <%= form.submit %>
+<%- end %>

config/routes.rb

@@ -24,7 +24,7 @@
       end
     end
 
-    resources :utility_hookups, only: %I[create edit update destroy index]
+    resources :utility_hookups
 
     resources :memberships, only: %I[index show destroy]
   end

spec/requests/spaces/utility_hookups_spec.rb

@@ -12,7 +12,7 @@
   end
   let(:utility_hookup) { FactoryBot.create(:utility_hookup, space: space) }
 
-  let(:guest) { nil }
+let(:guest) { nil }
   let(:neighbor) { FactoryBot.create(:person) }
   let(:space_member) { space.members.first }