save products and prices to stripe for each plans

CHANGELOG.md

@@ -6,6 +6,7 @@
 - Removed fab-manager email address from the seeds
 - Fix a bug: in the settings area, boolean switches are always shown as false
 - Updated stripe gem to 5.21.0
+- [TODO DEPLOY] `rails fablab:stripe:plans_prices`
 
 ## v4.6.2 2020 October 23
 

app/models/plan.rb

@@ -23,7 +23,9 @@ class Plan < ApplicationRecord
   after_create :create_spaces_prices
   after_create :create_statistic_type
   after_create :set_name
-  after_create :create_stripe_price
+  after_create :update_stripe_price
+
+  after_update :update_stripe_price, if: :saved_change_to_amount?
 
   validates :amount, :group, :base_name, presence: true
   validates :interval_count, numericality: { only_integer: true, greater_than_or_equal_to: 1 }
@@ -107,6 +109,10 @@ class Plan < ApplicationRecord
     StatisticType.where(statistic_index_id: stat_index.first.id).where('label LIKE ?', "%#{human_readable_duration}%").first
   end
 
+  def update_stripe_price
+    StripeWorker.perform_async(:create_stripe_price, self)
+  end
+
   private
 
   def create_statistic_subtype
@@ -125,18 +131,4 @@ class Plan < ApplicationRecord
   def set_name
     update_columns(name: human_readable_name)
   end
-
-  def create_stripe_price
-    price = Stripe::Price.create(
-      {
-        currency: Setting.get('currency'),
-        unit_amount: amount,
-        metadata: { plan_id: id }
-      },
-      { api_key: Setting.get('stripe_secret_key') }
-    )
-    update_columns(stp_price_id: price.id)
-  rescue Stripe::StripeError => e
-    logger.error e
-  end
 end

app/workers/stripe_worker.rb

@@ -44,4 +44,33 @@ class StripeWorker
     cpn = Stripe::Coupon.retrieve(coupon_code, api_key: Setting.get('stripe_secret_key'))
     cpn.delete
   end
+
+  def create_stripe_price(plan)
+    product = if !plan.stp_price_id.nil?
+                p = Stripe::Price.update(
+                  plan.stp_price_id,
+                  { metadata: { archived: true } },
+                  { api_key: Setting.get('stripe_secret_key') }
+                )
+                p.product
+              else
+                p = Stripe::Product.create(
+                  {
+                    name: plan.name,
+                    metadata: { plan_id: plan.id }
+                  }, { api_key: Setting.get('stripe_secret_key') }
+                )
+                p.id
+              end
+
+    price = Stripe::Price.create(
+      {
+        currency: Setting.get('stripe_currency'),
+        unit_amount: plan.amount,
+        product: product
+      },
+      { api_key: Setting.get('stripe_secret_key') }
+    )
+    plan.update_columns(stp_price_id: price.id)
+  end
 end

lib/tasks/fablab/stripe.rake

@@ -53,6 +53,16 @@ namespace :fablab do
       puts 'Done'
     end
 
+    desc 'set stp_price_id to plans'
+    task plans_prices: :environment do
+      puts 'No plans, exiting...' and return  if Plan.count.zero?
+
+      w = StripeWorker.new
+      Plan.all.each do |p|
+        w.perform(:create_stripe_price, p)
+      end
+    end
+
     def print_on_line(str)
       print "#{str}\r"
       $stdout.flush