Class: BulkDependencyEraser::Manager

Inherits:
Base
  • Object
show all
Defined in:
lib/bulk_dependency_eraser/manager.rb

Constant Summary collapse

DEFAULT_OPTS = 
{
  verbose: false,
}.freeze

Constants inherited from Base

Base::DEFAULT_DB_BLANK_WRAPPER, Base::DEFAULT_DB_READ_WRAPPER, Base::DEFAULT_DB_WRITE_WRAPPER, Base::DEFAULT_KLASS_MAPPED_SCOPE_WRAPPER, Base::DEFAULT_SCOPE_WRAPPER, Base::DEPENDENCY_DESTROY, Base::DEPENDENCY_DESTROY_IGNORE_REFLECTION_TYPES, Base::DEPENDENCY_NULLIFY, Base::DEPENDENCY_RESTRICT, Base::POLY_KLASS_NAME

Instance Attribute Summary

Attributes inherited from Base

#errors

Instance Method Summary collapse

Methods inherited from Base

#merge_errors, #report_error

Methods included from Utils::Methods

#deep_freeze

Constructor Details

#initialize(query:, opts: {}) ⇒ Manager

Returns a new instance of Manager.

Parameters:

  • query (ActiveRecord::Base | ActiveRecord::Relation) 


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# File 'lib/bulk_dependency_eraser/manager.rb', line 15

def initialize query:, opts: {}
  @opts = opts
  @dependency_builder = BulkDependencyEraser::Builder.new(query:, opts:)
  @deleter   = nil
  @nullifier = nil

  @built = false
  super(opts:)
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/bulk_dependency_eraser/manager.rb', line 36

def build
  builder_execution = @dependency_builder.execute

  unless builder_execution
    puts "Builder execution FAILED" if opts_c.verbose
    merge_errors(dependency_builder.errors, 'Builder: ')
  else
    puts "Builder execution SUCCESSFUL" if opts_c.verbose
  end

  @built = true

  return builder_execution
end

#delete! ⇒ Object 



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# File 'lib/bulk_dependency_eraser/manager.rb', line 51

def delete!
  @deleter  = BulkDependencyEraser::Deleter.new(class_names_and_ids: deletion_list, opts:)
  deleter_execution = deleter.execute
  unless deleter_execution
    puts "Deleter execution FAILED" if opts_c.verbose
    merge_errors(deleter.errors, 'Deleter: ')
  else
    puts "Deleter execution SUCCESSFUL" if opts_c.verbose
  end

  return deleter_execution
end

#execute ⇒ Object 



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# File 'lib/bulk_dependency_eraser/manager.rb', line 25

def execute
  unless built
    # return early if build fails
    return false unless build
  end

  nullify! && delete!

  return errors.none?
end

#nullify! ⇒ Object 



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# File 'lib/bulk_dependency_eraser/manager.rb', line 64

def nullify!
  @nullifier = BulkDependencyEraser::Nullifier.new(class_names_columns_and_ids: nullification_list, opts:)
  nullifier_execution = nullifier.execute

  unless nullifier_execution
    puts "Nullifier execution FAILED" if opts_c.verbose
    merge_errors(nullifier.errors, 'Nullifier: ')
  else
    puts "Nullifier execution SUCCESSFUL" if opts_c.verbose
  end

  return nullifier_execution
end