class Quiver::Adapter::ActiveRecord::ARecLowLevelDeleter

Attributes

adapter_klass[RW]
attrs[RW]
calls[RW]
failed[RW]
mapper_klass[RW]
original_attributes[RW]

Public Class Methods

new(adapter_klass, original_attributes) click to toggle source
# File lib/quiver/adapter/arec_low_level_deleter.rb, line 5
def initialize(adapter_klass, original_attributes)
  self.adapter_klass = adapter_klass
  self.failed = false
  self.original_attributes = original_attributes
  self.attrs = {}
  self.calls = []
end

Public Instance Methods

failed!() click to toggle source
# File lib/quiver/adapter/arec_low_level_deleter.rb, line 52
def failed!
  self.failed = true
end
map(attributes, opts) click to toggle source
# File lib/quiver/adapter/arec_low_level_deleter.rb, line 13
def map(attributes, opts)
  record = record_class(opts[:to])

  if opts[:foreign_key]
    record = record.where(opts[:foreign_key])
  end

  if opts[:primary]
    record = record.where(
      adapter_klass.primary_key_name => primary_key
    )
  end

  calls.unshift -> {
    record.delete_all == 1
  }
end
map_array(h, opts) click to toggle source
# File lib/quiver/adapter/arec_low_level_deleter.rb, line 31
def map_array(h, opts)
  raise ArgumentError, 'map_array requires opts[foreign_key] to be set' unless opts[:foreign_key]

  h.each do |key, items|
    record = record_class(opts[:to])
    query = record.where(opts[:foreign_key])

    remove_ids = record.pluck(:id)

    calls.unshift -> {
      query.where(id: remove_ids).delete_all == remove_ids.count
    }
  end
end
primary_key() click to toggle source
# File lib/quiver/adapter/arec_low_level_deleter.rb, line 60
def primary_key
  original_attributes[adapter_klass.primary_key_name]
end
result() click to toggle source
# File lib/quiver/adapter/arec_low_level_deleter.rb, line 56
def result
  {}
end
success?() click to toggle source
# File lib/quiver/adapter/arec_low_level_deleter.rb, line 46
def success?
  calls.all? do |call|
    call.call
  end && !failed
end

Private Instance Methods

record_class(name) click to toggle source
# File lib/quiver/adapter/arec_low_level_deleter.rb, line 68
def record_class(name)
  adapter_klass.record_classes[name]
end