Fixup db schema

app/controllers/conference_registrations_controller.rb

@@ -29,11 +29,16 @@ def new
   end
 
   def show
-    @total_price = Ticket.total_price_user(@conference, current_user, paid: true)
-    @tickets = current_user.ticket_purchases.by_conference(@conference).paid
-    @total_price_per_ticket = @tickets.group(:ticket_id).sum('amount_paid * quantity')
-    @ticket_payments = @tickets.group_by(&:ticket_id)
-    @total_quantity = @tickets.group(:ticket_id).sum(:quantity)
+    @purchases = current_user.ticket_purchases.by_conference(@conference).paid
+    summed_per_ticket_per_currency = @purchases.group(:ticket_id, :currency).sum('amount_paid_cents * quantity')
+    @total_price_per_ticket_per_currency = summed_per_ticket_per_currency.each_with_object({}) do |((ticket_id, currency), amount), hash|
+      hash[[ticket_id, currency]] = Money.new(amount, currency)
+    end
+    @total_quantity = @purchases.group(:ticket_id, :currency).sum(:quantity)
+    sum_total_currency = @purchases.group(:currency).sum('amount_paid_cents * quantity')
+    @total_price_per_currency = sum_total_currency.each_with_object({}) do |(currency, amount), hash|
+      hash[currency] = Money.new(amount, currency)
+    end
   end
 
   def edit; end

app/controllers/payments_controller.rb

@@ -23,10 +23,6 @@ def new
     @has_registration_ticket = params[:has_registration_ticket]
     @unpaid_ticket_purchases = current_user.ticket_purchases.unpaid.by_conference(@conference)
 
-    @converted_prices = {}
-    @unpaid_ticket_purchases.each do |ticket_purchase|
-      @converted_prices[ticket_purchase.id] = ticket_purchase.amount_paid
-    end
     @currency = selected_currency
   end
 

app/models/ticket.rb

@@ -80,16 +80,11 @@ def self.total_price(conference, user, paid: false)
     result || Money.new(0, 'USD')
   end
 
-  def self.total_price_user(conference, user, paid: false)
-    tickets = TicketPurchase.where(conference: conference, user: user, paid: paid)
-    tickets.inject(0) { |sum, ticket| sum + (ticket.amount_paid * ticket.quantity) }
-  end
-
   def tickets_turnover_total(id)
     ticket = Ticket.find(id)
     return Money.new(0, 'USD') unless ticket
 
-    sum = ticket.ticket_purchases.paid.total
+    sum = ticket.price_cents * ticket.ticket_purchases.paid.total_quantity
     Money.new(sum, ticket.price_currency)
   end
 

app/models/ticket_purchase.rb

@@ -4,17 +4,18 @@
 #
 # Table name: ticket_purchases
 #
-#  id            :bigint           not null, primary key
-#  amount_paid   :float            default(0.0)
-#  currency      :string
-#  paid          :boolean          default(FALSE)
-#  quantity      :integer          default(1)
-#  week          :integer
-#  created_at    :datetime
-#  conference_id :integer
-#  payment_id    :integer
-#  ticket_id     :integer
-#  user_id       :integer
+#  id                :bigint           not null, primary key
+#  amount_paid       :float            default(0.0)
+#  amount_paid_cents :integer          default(0)
+#  currency          :string
+#  paid              :boolean          default(FALSE)
+#  quantity          :integer          default(1)
+#  week              :integer
+#  created_at        :datetime
+#  conference_id     :integer
+#  payment_id        :integer
+#  ticket_id         :integer
+#  user_id           :integer
 #
 
 class TicketPurchase < ApplicationRecord
@@ -30,12 +31,13 @@ class TicketPurchase < ApplicationRecord
 
   delegate :title, to: :ticket
   delegate :description, to: :ticket
-  delegate :price, to: :ticket
   delegate :price_cents, to: :ticket
   delegate :price_currency, to: :ticket
 
   has_many :physical_tickets
 
+  monetize :amount_paid_cents, with_model_currency: :currency, as: 'purchase_price'
+
   scope :paid, -> { where(paid: true) }
   scope :unpaid, -> { where(paid: false) }
   scope :by_conference, ->(conference) { where(conference_id: conference.id) }
@@ -71,12 +73,13 @@ def self.purchase_ticket(conference, quantity, ticket, user, currency)
       purchase.pay(nil)
     end
     if quantity > 0
-      purchase = new(ticket_id:     ticket.id,
-                     conference_id: conference.id,
-                     user_id:       user.id,
-                     quantity:      quantity,
-                     amount_paid:   converted_amount,
-                     currency:      currency)
+      purchase = new(ticket_id:         ticket.id,
+                     conference_id:     conference.id,
+                     user_id:           user.id,
+                     quantity:          quantity,
+                     amount_paid:       converted_amount.to_f,
+                     amount_paid_cents: converted_amount.fractional,
+                     currency:          currency)
       purchase.pay(nil) if converted_amount.zero?
     end
     purchase
@@ -97,6 +100,11 @@ def self.total
     sum('amount_paid * quantity')
   end
 
+  # Total quantity
+  def self.total_quantity
+    sum('quantity')
+  end
+
   def pay(payment)
     update(paid: true, payment: payment)
     PhysicalTicket.transaction do

app/views/admin/physical_tickets/_physical_ticket.html.haml

@@ -3,7 +3,8 @@
   %td= physical_ticket.ticket.title
   %td= physical_ticket.ticket.registration_ticket? ? 'Yes' : 'No'
   %td= physical_ticket.user&.email
-  %td= humanized_money_with_symbol physical_ticket.ticket_purchase.amount_paid
+  %td= humanized_money_with_symbol(physical_ticket.ticket_purchase.purchase_price)
+  %td= physical_ticket.ticket_purchase.currency || 'USD'
   %td
     - if physical_ticket.ticket_scannings.present?
       %span Checked in:

app/views/admin/physical_tickets/index.html.haml

@@ -24,6 +24,7 @@
               %th Registration?
               %th User
               %th Paid
+              %th Currency
               %th Attedance
               %th Actions
           %tbody

app/views/conference_registrations/show.html.haml

@@ -86,27 +86,27 @@
             %i.fa-solid.fa-square-dashed.fa-stack-2x
             %i.fa-solid.fa-ticket.fa-stack-1x
           Tickets
-        - if @tickets.any?
-          Total Purchased:
-          = "(#{@tickets.first.price.symbol}#{humanized_money @total_price})"
-          %ul
-            .col-md-12
-              - @ticket_payments.each_pair do |ticket_id, tickets|
-                %li
-                  = @total_quantity[ticket_id]
-                  = tickets.first.title
-                  = word_pluralize(@total_quantity[ticket_id], 'Ticket')
-                  for
-                  = tickets.first.price.symbol
-                  = humanized_money @total_price_per_ticket[ticket_id]
-              %br
-          .btn-group{ role: 'group' }
-            = link_to 'View all tickets',
-              conference_physical_tickets_path(@conference.short_title),
-              class: 'btn btn-success'
-            = link_to 'Get more tickets',
-              conference_tickets_path(@conference.short_title),
-              class: 'btn btn-default'
+        - if @purchases.any?
+          .col-md-12
+            - @total_price_per_currency.each do |currency, total_price|
+              %h4
+                Total Purchased (#{currency}):
+                = humanized_money_with_symbol(total_price)
+              %ul
+                - @total_price_per_ticket_per_currency.select { |(id, curr)| curr == currency }.each do |(ticket_id, curr), total_amount|
+                  - purchase = @purchases.find { |p| p.ticket_id == ticket_id && p.currency == curr }
+                  %li
+                    - title = purchase.title.titleize.gsub(/(?i)\bticket\b/, 'Tickets')
+                    - title = title.include?('Tickets') ? title : "#{title} Tickets"
+                    = "#{@total_quantity[[ticket_id, currency]]} #{title} for "
+                    = humanized_money_with_symbol(total_amount)
+            .btn-group{ role: 'group' }
+              = link_to 'View all tickets',
+                conference_physical_tickets_path(@conference.short_title),
+                class: 'btn btn-success'
+              = link_to 'Get more tickets',
+                conference_tickets_path(@conference.short_title),
+                class: 'btn btn-default'
         - else
           %p
             You haven't bought any tickets.
@@ -125,7 +125,7 @@
       - if @registration
         .btn-group-vertical.pull-right
           = link_to 'Edit your Registration', edit_conference_conference_registration_path(@conference.short_title), class: 'btn btn-success', disabled: @conference.end_date < Date.today
-          - if @tickets.any?
+          - if @purchases.any?
             = link_to 'Unregister', conference_conference_registration_path(@conference.short_title), method: :delete, class: 'btn btn-danger btn-xs',
               data: { confirm: "Your ticket purchases won't be refunded. Are you sure you want to unregister?" }, disabled: @conference.end_date < Date.today
           - else

app/views/payments/_payment.html.haml

@@ -15,9 +15,9 @@
           %td
             = ticket.quantity
           %td
-            = humanized_money_with_symbol @converted_prices[ticket.id]
+            = humanized_money_with_symbol ticket.purchase_price
           %td
-            = humanized_money_with_symbol (@converted_prices[ticket.id] * ticket.quantity)
+            = humanized_money_with_symbol ticket.purchase_price * ticket.quantity
 = form_tag conference_payments_path(@conference.short_title, :has_registration_ticket => @has_registration_ticket) do
   %script.stripe-button{ src: "https://checkout.stripe.com/checkout.js",
         data: { amount: @total_amount_to_pay.cents,

db/migrate/20240417212948_set_currency_for_null_ticket_purchase_currency.rb

@@ -0,0 +1,5 @@
+class SetCurrencyForNullTicketPurchaseCurrency < ActiveRecord::Migration[7.0]
+  def up
+    TicketPurchase.where(currency: nil).update_all(currency: 'USD')
+  end
+end

db/migrate/20240422200831_add_amount_paid_cents_to_ticket_purchases.rb

@@ -0,0 +1,23 @@
+class AddAmountPaidCentsToTicketPurchases < ActiveRecord::Migration[7.0]
+  def up
+    add_column :ticket_purchases, :amount_paid_cents, :integer, default: 0
+
+    TicketPurchase.reset_column_information
+
+    TicketPurchase.find_each do |purchase|
+      converted_amount = CurrencyConversion.convert_currency(
+        purchase.conference, 
+        purchase.price, 
+        purchase.price_currency, 
+        purchase.currency  
+      )
+
+      purchase.update_column(:amount_paid_cents, converted_amount.fractional)
+    end
+  end
+
+  def down
+    # Remove the amount_paid_cents column if you roll back this migration
+    remove_column :ticket_purchases, :amount_paid_cents
+  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[7.0].define(version: 2024_03_18_164346) do
+ActiveRecord::Schema[7.0].define(version: 2024_04_22_200831) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_stat_statements"
   enable_extension "plpgsql"
@@ -328,6 +328,7 @@
     t.integer "status", default: 0, null: false
     t.integer "user_id", null: false
     t.integer "conference_id", null: false
+    t.string "currency"
     t.datetime "created_at", precision: nil, null: false
     t.datetime "updated_at", precision: nil, null: false
   end
@@ -544,6 +545,8 @@
     t.integer "payment_id"
     t.integer "week"
     t.float "amount_paid", default: 0.0
+    t.string "currency"
+    t.integer "amount_paid_cents", default: 0
   end
 
   create_table "ticket_scannings", force: :cascade do |t|

spec/controllers/conference_registration_controller_spec.rb

@@ -265,28 +265,41 @@
         end
       end
 
-      context 'user has purchased a ticket' do
+      context 'user has not purchased any ticket' do
         before do
-          @ticket = create(:ticket, conference: conference)
-          @purchased_ticket = create(:ticket_purchase, conference: conference,
-                                                       user:       user,
-                                                       ticket:     @ticket)
           get :show, params: { conference_id: conference.short_title }
         end
 
-        it 'does not assign price of purchased tickets to total_price and purchased tickets to tickets without payment' do
-          expect(assigns(:total_price)).to eq 0
+        it 'assigns an empty array to tickets variables' do
+          expect(assigns(:purchases)).to match_array []
         end
       end
 
-      context 'user has not purchased any ticket' do
+      context 'when user has purchased tickets' do
+        let!(:purchase) { create(:ticket_purchase, user: user, conference: conference, quantity: 2, amount_paid_cents: 10_000, currency: 'USD', paid: true, ticket_id: 1) }
+        let!(:purchase_not_paid) { create(:ticket_purchase, user: user, conference: conference, quantity: 2, amount_paid_cents: 10_000, currency: 'USD') }
+        let!(:purchase_diff_id) { create(:ticket_purchase, user: user, conference: conference, quantity: 1, amount_paid_cents: 10_000, currency: 'USD', paid: true, ticket_id: 2) }
+        let!(:purchase_diff_curr) { create(:ticket_purchase, user: user, conference: conference, quantity: 1, amount_paid_cents: 10_000, currency: 'CAD', paid: true, ticket_id: 1) }
+
         before do
+          sign_in user
           get :show, params: { conference_id: conference.short_title }
         end
 
-        it 'assigns 0 dollars to total_price and empty array to tickets variables' do
-          expect(assigns(:total_price)).to eq 0
-          expect(assigns(:tickets)).to match_array []
+        it 'assigns @purchases correctly' do
+          expect(assigns(:purchases)).to contain_exactly(purchase, purchase_diff_id, purchase_diff_curr)
+        end
+
+        it 'assigns @total_price_per_ticket_per_currency correctly' do
+          expect(assigns(:total_price_per_ticket_per_currency)).to eq({ [purchase.ticket_id, 'USD'] => Money.new(20_000, 'USD'), [purchase_diff_id.ticket_id, 'USD'] => Money.new(10_000, 'USD'), [purchase_diff_curr.ticket_id, 'CAD'] => Money.new(10_000, 'CAD') })
+        end
+
+        it 'assigns @total_quantity correctly' do
+          expect(assigns(:total_quantity)).to eq({ [purchase.ticket_id, 'USD'] => 2, [purchase_diff_id.ticket_id, 'USD'] => 1, [purchase_diff_curr.ticket_id, 'CAD'] => 1 })
+        end
+
+        it 'assigns @total_price_per_currency correctly' do
+          expect(assigns(:total_price_per_currency)).to eq({ 'USD' => Money.new(30_000, 'USD'), 'CAD' => Money.new(10_000, 'CAD') })
         end
       end
     end

spec/factories/ticket_purchases.rb

@@ -4,17 +4,18 @@
 #
 # Table name: ticket_purchases
 #
-#  id            :bigint           not null, primary key
-#  amount_paid   :float            default(0.0)
-#  currency      :string
-#  paid          :boolean          default(FALSE)
-#  quantity      :integer          default(1)
-#  week          :integer
-#  created_at    :datetime
-#  conference_id :integer
-#  payment_id    :integer
-#  ticket_id     :integer
-#  user_id       :integer
+#  id                :bigint           not null, primary key
+#  amount_paid       :float            default(0.0)
+#  amount_paid_cents :integer          default(0)
+#  currency          :string
+#  paid              :boolean          default(FALSE)
+#  quantity          :integer          default(1)
+#  week              :integer
+#  created_at        :datetime
+#  conference_id     :integer
+#  payment_id        :integer
+#  ticket_id         :integer
+#  user_id           :integer
 #
 FactoryBot.define do
   factory :ticket_purchase do