Class: Cassanity::ArgumentGenerators::ColumnFamilyCreate

Inherits:
Object
  • Object
show all
Defined in:
lib/cassanity/argument_generators/column_family_create.rb

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ ColumnFamilyCreate

Internal



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# File 'lib/cassanity/argument_generators/column_family_create.rb', line 8

def initialize(args = {})
  @with_clause = args.fetch(:with_clause) { WithClause.new }
end

Instance Method Details

#call(args = {}) ⇒ Object

Internal



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# File 'lib/cassanity/argument_generators/column_family_create.rb', line 13

def call(args = {})
  name         = args.fetch(:name)
  schema       = args.fetch(:schema)
  columns      = schema.columns
  primary_keys = schema.primary_keys
  with         = schema.with

  definitions, variables = [], []

  if (keyspace_name = args[:keyspace_name])
    name = "#{keyspace_name}.#{name}"
  end

  columns.each do |name, type|
    definitions << "#{name} #{type}"
  end

  definitions << "PRIMARY KEY (#{primary_keys.join(', ')})"

  cql_definition = definitions.join(', ')

  cql = "CREATE COLUMNFAMILY #{name} (#{cql_definition})"

  with_cql, *with_variables = @with_clause.call(with: with)
  cql << with_cql
  variables.concat(with_variables)

  [cql, *variables]
end