Class: Qiwi::Transaction

Inherits:
Object
  • Object
show all
Includes:
ActiveModel::Validations, Observable
Defined in:
lib/qiwi/transaction.rb

Defined Under Namespace

Classes: CorrectAmountValidator

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(txn) ⇒ Transaction

Returns a new instance of Transaction.



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# File 'lib/qiwi/transaction.rb', line 32

def initialize(txn)
  @txn = txn

  # A logging observer
  add_observer(self, :log_transaction)

  if block_given?
    yield self
  else
    Qiwi.config.transaction_handler.call(self) if Qiwi.config.transaction_handler
  end
end

Instance Attribute Details

#finder ⇒ Object

Finder should respond_to?(:find_by_txn) and return an object, which can respond_to?(:amount)



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# File 'lib/qiwi/transaction.rb', line 30

def finder
  @finder
end

#txn ⇒ Object (readonly)

Transaction id



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# File 'lib/qiwi/transaction.rb', line 26

def txn
  @txn
end

Instance Method Details

#amount ⇒ Object 



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# File 'lib/qiwi/transaction.rb', line 64

def amount
  persisted.amount if exists?
end

#commit! ⇒ Object 



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# File 'lib/qiwi/transaction.rb', line 50

def commit!
  changed
  notify_observers(self)
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qiwi/transaction.rb', line 55

def exists?
  !!persisted
end

#find(txn) ⇒ Object 



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# File 'lib/qiwi/transaction.rb', line 80

def find(txn)
  finder.find_by_txn(txn) if finder
end

#inspect ⇒ Object 



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# File 'lib/qiwi/transaction.rb', line 45

def inspect
  error_msgs = errors.full_messages.join(', ')
  %{<Qiwi::Transaction id: #{txn}, remote: #{remote.inspect} persisted: #{persisted.inspect} errors: #{error_msgs}}
end

#log_transaction(transaction) ⇒ Object 



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# File 'lib/qiwi/transaction.rb', line 68

def log_transaction(transaction)
  Qiwi.logger.info "Transaction update: #{transaction.inspect}"
end

#persisted ⇒ Object 



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# File 'lib/qiwi/transaction.rb', line 76

def persisted
  @persisted ||= find(txn)
end

#remote ⇒ Object 



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# File 'lib/qiwi/transaction.rb', line 72

def remote
  @remote ||= Qiwi::Client.new.check_bill(txn: txn)
end

#valid_amount? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qiwi/transaction.rb', line 59

def valid_amount?
  valid?
  errors[:amount].empty?
end