module RailsData::Import

Attributes

columns[R]

extend RailsData::Import config do

model BankPayment
column :amount, header: 'My name', field: -> {}
column :email, header: 'Email', field: -> {}

end

record[R]

extend RailsData::Import config do

model BankPayment
column :amount, header: 'My name', field: -> {}
column :email, header: 'Email', field: -> {}

end

Public Instance Methods

column(name, header: nil, field: nil) click to toggle source
# File lib/rails_data/import.rb, line 23
def column(name, header: nil, field: nil)
  @columns ||= {}
  name = name.to_sym

  @columns[name] = {}

  if header.is_a?(String) && header.size > 0
    @columns[name][:header] = header
  else
    warn 'wrong header type'
  end

  if field.respond_to?(:call)
    @columns[name][:field] = field
  end

  self
end
config(&block) click to toggle source
# File lib/rails_data/import.rb, line 11
def config(&block)
  block.call if block_given?
end
model(class_name) click to toggle source
# File lib/rails_data/import.rb, line 15
def model(class_name)
  if class_name.respond_to?(:ancestors) && class_name.ancestors.include?(ActiveRecord::Base)
    @record = class_name
  else
    raise 'The collection must be a subclass of ActiveRecord::Base'
  end
end