mv lib to app/lib due to upgrade

app/lib/bank_account_information_importer.rb

@@ -0,0 +1,58 @@
+class BankAccountInformationImporter
+  def initialize(bank_account)
+    @bank_account = bank_account
+  end
+
+  def import!(content)
+    return nil if content.empty?
+
+    import_data! JSON.parse(content, symbolize_names: true)
+  end
+
+  def import_data!(data)
+    return 0 if data.empty?
+
+    booked = data.fetch(:transactions, {}).fetch(:booked, [])
+
+    ret = 0
+    booked.each do |t|
+      amount = parse_account_information_amount t[:transactionAmount]
+      entityName = amount < 0 ? t[:creditorName] : t[:debtorName]
+      entityAccount = amount < 0 ? t[:creditorAccount] : t[:debtorAccount]
+      reference = [t[:endToEndId], t[:remittanceInformationUnstructured]].join("\n").strip
+
+      @bank_account.bank_transactions.where(external_id: t[:transactionId]).first_or_create.update({
+                                                                                                     date: t[:bookingDate],
+                                                                                                     amount: amount,
+                                                                                                     iban: entityAccount && entityAccount[:iban],
+                                                                                                     reference: reference,
+                                                                                                     text: entityName,
+                                                                                                     receipt: t[:additionalInformation]
+                                                                                                   })
+      ret += 1
+    end
+
+    balances = (data[:balances] ? data[:balances].map { |b| [b[:balanceType], b[:balanceAmount]] } : []).to_h
+    balance = balances.values.first
+    %w(closingBooked expected authorised openingBooked interimAvailable forwardAvailable nonInvoiced).each do |type|
+      value = balances[type]
+      if value
+        balance = value
+        break
+      end
+    end
+
+    @bank_account.balance = parse_account_information_amount(balance) || @bank_account.bank_transactions.sum(:amount)
+    @bank_account.import_continuation_point = booked.first&.fetch(:entryReference, nil) unless booked.empty?
+    @bank_account.last_import = Time.now
+    @bank_account.save!
+
+    ret
+  end
+
+  private
+
+  def parse_account_information_amount(value)
+    value && value[:amount].to_f
+  end
+end