Kassa functionality

README.md

@@ -95,6 +95,30 @@ transaction.token
 # => "a4e67841-abb0-42de-a364-d1d8f9f4b3c0"
 ```
 
+## Kassa Receipt
+  CloudPayments Kassa API (https://cloudpayments.ru/docs/api/kassa)
+
+```ruby
+  CloudPayments.client.kassa.receipt({
+    :account_id => "user@example.com",
+    :customer_receipt => {
+    :items => [
+       {
+            :amount => "13350.00",
+             :ean13 => nil,
+             :label => "Good Description",
+             :price => "13350.00",
+          :quantity => 1.0,
+               :vat => nil
+        }
+      ]
+    },
+                 :inn => "7708806666",
+          :invoice_id => "231312312",
+                :type => "Income"
+  })
+```
+
 ## Webhooks
 
 ```ruby

lib/cloud_payments/models.rb

@@ -9,3 +9,4 @@
 require 'cloud_payments/models/on_recurrent'
 require 'cloud_payments/models/on_pay'
 require 'cloud_payments/models/on_fail'
+require 'cloud_payments/models/on_kassa_receipt'

lib/cloud_payments/models/on_kassa_receipt.rb

@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+module CloudPayments
+  # @see https://cloudpayments.ru/Docs/Notifications#receipt CloudPayments API
+  class OnKassaReceipt < Model
+    property :id, required: true
+    property :document_number, required: true
+    property :session_number, required: true
+    property :fiscal_sign, required: true
+    property :device_number, required: true
+    property :reg_number, required: true
+    property :inn, required: true
+    property :type, required: true
+    property :ofd, required: true
+    property :url, required: true
+    property :qr_code_url, required: true
+    property :amount, transform_with: DecimalTransform, required: true
+    property :date_time, transform_with: DateTimeTransform
+    property :receipt
+    property :invoice_id
+    property :transaction_id
+    property :account_id
+  end
+end

lib/cloud_payments/namespaces.rb

@@ -5,13 +5,18 @@
 require 'cloud_payments/namespaces/payments'
 require 'cloud_payments/namespaces/subscriptions'
 require 'cloud_payments/namespaces/orders'
+require 'cloud_payments/namespaces/kassa'
 
 module CloudPayments
   module Namespaces
     def payments
       Payments.new(self)
     end
 
+    def kassa
+      Kassa.new(self)
+    end
+
     def subscriptions
       Subscriptions.new(self)
     end

lib/cloud_payments/namespaces/kassa.rb

@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+module CloudPayments
+  module Namespaces
+    class Kassa < Base
+      InnNotProvided             = Class.new(StandardError)
+      TypeNotProvided            = Class.new(StandardError)
+      CustomerReceiptNotProvided = Class.new(StandardError)
+
+      def self.resource_name
+        'kkt'
+      end
+
+      def receipt(attributes)
+        attributes.fetch(:inn)   { raise InnNotProvided.new('inn attribute is required') }
+        attributes.fetch(:type)  { raise TypeNotProvided.new('type attribute is required') }
+        attributes.fetch(:inn)   { raise CustomerReceiptNotProvided.new('customer_receipt is required') }
+
+        request(:receipt, attributes)
+      end
+    end
+  end
+end

lib/cloud_payments/webhooks.rb

@@ -23,6 +23,10 @@ def validate_data!(data, hmac)
       true
     end
 
+    def kassa_receipt(data)
+      OnKassaReceipt.new(@serializer.load(data))
+    end
+
     def on_recurrent(data)
       OnRecurrent.new(@serializer.load(data))
     end

spec/cloud_payments/webhooks_spec.rb

@@ -227,4 +227,46 @@
     specify { expect(subject.failed_transactions).to eq 22 }
     specify { expect(subject.next_transaction_at).to eq DateTime.parse('2015-11-18 20:29:05') }
   end
+
+  describe 'on_kassa_receipt' do
+    let(:raw_data) do
+      {"Id"=>"sc_a38ca02005d40db7d32b36a0097b0",
+       "DocumentNumber"=>"1234",
+       "SessionNumber"=>"12345",
+       "FiscalSign"=>"signsgin",
+       "DeviceNumber"=>"123465",
+       "RegNumber"=>"12345",
+       "Inn"=>"0",
+       "Type"=>"Type",
+       "Ofd"=>"Ofd",
+       "Url"=>"http://example.com/url/",
+       "QrCodeUrl"=>"http://example.com/url",
+       "Amount"=>"11.11",
+       "DateTime"=>"2015-11-18 20:29:05",
+       "Receipt"=>"{}",
+       "TransactionId" => "12321123",
+       "InvoiceId" => "123123",
+       "AccountId" => "3213213"}
+    end
+
+    subject { CloudPayments.webhooks.kassa_receipt(raw_data) }
+
+    specify { expect(subject.id).to eq "sc_a38ca02005d40db7d32b36a0097b0" }
+    specify { expect(subject.document_number).to eq '1234' }
+    specify { expect(subject.session_number).to eq '12345' }
+    specify { expect(subject.fiscal_sign).to eq 'signsgin' }
+    specify { expect(subject.device_number).to eq '123465' }
+    specify { expect(subject.reg_number).to eq '12345' }
+    specify { expect(subject.inn).to eq '0' }
+    specify { expect(subject.type).to eq 'Type' }
+    specify { expect(subject.ofd).to eq 'Ofd' }
+    specify { expect(subject.url).to eq 'http://example.com/url/' }
+    specify { expect(subject.qr_code_url).to eq 'http://example.com/url' }
+    specify { expect(subject.amount).to eq 11.11 }
+    specify { expect(subject.date_time).to eq DateTime.parse('2015-11-18 20:29:05') }
+    specify { expect(subject.receipt).to eq '{}' }
+    specify { expect(subject.transaction_id).to eq '12321123' }
+    specify { expect(subject.invoice_id).to eq '123123' }
+    specify { expect(subject.account_id).to eq '3213213' }
+  end
 end