Class: Eco::Data::Locations::NodeDiff::NodesDiff

Inherits:
Hashes::ArrayDiff show all
Extended by:
Selectors
Defined in:
lib/eco/data/locations/node_diff/nodes_diff.rb,
lib/eco/data/locations/node_diff/nodes_diff/selectors.rb,
lib/eco/data/locations/node_diff/nodes_diff/diffs_tree.rb,
lib/eco/data/locations/node_diff/nodes_diff/clustered_treeify.rb

Overview

Adjusts ArrayDiff for Nodes diffs in a location structure

Defined Under Namespace

Modules: Selectors Classes: ClusteredTreeify, DiffsTree

Constant Summary collapse

SELECTORS = 
i[
  id name id_name classifications
  insert unarchive
  update move
  archive
].freeze

Instance Attribute Summary collapse

Attributes inherited from Hashes::ArrayDiff

#source_1, #source_2, #src_h_1, #src_h_2

Attributes included from Language::AuxiliarLogger

#logger

Instance Method Summary collapse

Methods included from Selectors

selector

Methods inherited from Hashes::ArrayDiff

#diffs?, #source_results

Methods included from Language::Klass::InheritableClassVars

#inheritable_attrs, #inheritable_class_vars, #inherited

Methods included from Language::Klass::Naming

#instance_variable_name, #to_constant

Methods included from Language::Klass::Hierarchy

#descendants, #descendants?

Methods included from Language::Klass::Builder

#new_class

Methods included from Language::Klass::Uid

#uid

Methods included from Language::Klass::Resolver

#class_resolver, #resolve_class

Methods included from Language::Klass::Const

#if_const, #redef_without_warning

Methods included from Language::AuxiliarLogger

#log

Constructor Details

#initialize(*args, original_tree:, **kargs, &block) ⇒ NodesDiff

Returns a new instance of NodesDiff.



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# File 'lib/eco/data/locations/node_diff/nodes_diff.rb', line 21

def initialize(*args, original_tree:, **kargs, &block)
  super(*args, **kargs, &block)

  @original_tree = original_tree
  mark_implicit_unarchive!
end

Instance Attribute Details

#original_tree ⇒ Object (readonly)

Returns the value of attribute original_tree.



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# File 'lib/eco/data/locations/node_diff/nodes_diff.rb', line 19

def original_tree
  @original_tree
end

Instance Method Details

#any? ⇒ Boolean Also known as: any_diff?

Returns:

  • (Boolean) 


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# File 'lib/eco/data/locations/node_diff/nodes_diff.rb', line 28

def any?
  diffs.any?
end

#diffs ⇒ Object 



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# File 'lib/eco/data/locations/node_diff/nodes_diff.rb', line 33

def diffs
  @diffs ||= super.select do |dff|
    # discard entries that are to be inserted and archived at the same time

    next false if dff.insert? && dff.archive?(validate: false)

    dff.unarchive? || dff.id_name? || dff.insert? ||
      dff.move?    || dff.archive?
  end
end

#diffs_details ⇒ Object

rubocop:disable Metrics/AbcSize



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# File 'lib/eco/data/locations/node_diff/nodes_diff.rb', line 43

def diffs_details # rubocop:disable Metrics/AbcSize

  section = '#' * 10
  msg     = ''

  if insert?
    msg << " #{section}  I N S E R T S  #{section}\n"
    msg << insert.map {|dff| dff.diff_hash.pretty_inspect}.join
  end

  if update?
    msg << "\n #{section}  U P D A T E S  #{section}\n"
    update.each do |dff|
      flags  = ''
      flags << 'i' if dff.id?
      flags << 'n' if dff.name?
      flags << 'c' if dff.classifications?
      flags << 'm' if dff.move?
      flags << 'u' if dff.unarchive?
      msg << "<< #{flags} >> "
      msg << dff.diff_hash.pretty_inspect
    end
  end

  if archive?
    msg << "\n #{section}  A R C H I V E S  #{section}\n"
    msg << archive.map {|dff| dff.diff_hash.pretty_inspect}.join
  end

  msg
end

#diffs_summary ⇒ Object

rubocop:disable Metrics/AbcSize



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# File 'lib/eco/data/locations/node_diff/nodes_diff.rb', line 74

def diffs_summary # rubocop:disable Metrics/AbcSize

  comp = "(#{source_2.count} input nodes VS #{source_1.count} live nodes)"
  return "There were no differences identified #{comp}" if diffs.empty?

  msg  = []

  msg << "Identified #{diffs.count} differences #{comp}:"
  msg << when_present(insert) do |count|
    "  * #{count} nodes to insert"
  end

  msg << when_present(update) do |count|
    "  * #{count} nodes to update"
  end

  msg << when_present(unarchive) do |count|
    "    * #{count} nodes to unarchive (includes ancestors of target nodes)"
  end

  msg << when_present(id) do |count|
    "    * #{count} nodes to change id\n"
  end

  msg << when_present(name) do |count|
    "    * #{count} nodes to change name"
  end

  msg << when_present(classifications) do |count|
    "    * #{count} nodes to change classifications"
  end

  msg << when_present(move) do |count|
    "    * #{count} nodes to move"
  end

  msg << when_present(archive) do |count|
    "  * #{count} nodes to archive"
  end

  msg.compact.join("\n")
end

#unarchive ⇒ Object

Note:

we must unarchive destination parents that will get some children as well



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# File 'lib/eco/data/locations/node_diff/nodes_diff.rb', line 120

def unarchive
  unarchive_src | @implicit_unarchive
end

#unarchive_src ⇒ Object 



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# File 'lib/eco/data/locations/node_diff/nodes_diff.rb', line 116

alias_method :unarchive_src, :unarchive