Class: DTK::Shell::ActiveContext

Inherits:
Object
  • Object
show all
Defined in:
lib/shell/domain/active_context.rb

Constant Summary collapse

NO_IDENTIFIER_PROVIDED =

special case when we are not able to provide valid identifier but we are using it as such

-1

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ActiveContext

Returns a new instance of ActiveContext.



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# File 'lib/shell/domain/active_context.rb', line 34

def initialize
  @context_list = []
end

Instance Attribute Details

#context_list ⇒ Object

TODO: Remove accessor for debug purpose only



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# File 'lib/shell/domain/active_context.rb', line 26

def context_list
  @context_list
end

Instance Method Details

#clear ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 99

def clear()
  @context_list.clear
end

#clone_me ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 28

def clone_me()
  inst = ActiveContext.new
  inst.context_list = @context_list.clone
  return inst
end

#command_list ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 75

def command_list()
  filtered_entities = @context_list.select { |e| e.is_command? }
  return filtered_entities.collect { |e| e.entity.to_s }
end

#commands_that_have_identifiers ⇒ Object

returns list of entities that have identifier



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# File 'lib/shell/domain/active_context.rb', line 70

def commands_that_have_identifiers()
  filtered_entities = @context_list.select { |e| e.is_identifier? }
  return filtered_entities.collect { |e| e.entity.to_s }
end

#current_alt_identifier? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 127

def current_alt_identifier?
  return @context_list.empty? ? false : @context_list.last.is_alt_identifier?
end

#current_alt_identifier_name ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 131

def current_alt_identifier_name
  @context_list.last.alt_identifier
end

#current_command? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 119

def current_command?
  return @context_list.empty? ? true : @context_list.last.is_command?
end

#current_identifier? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 123

def current_identifier?
  return @context_list.empty? ? false : @context_list.last.is_identifier?
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 103

def empty?()
  return @context_list.empty?
end

#find_command(entity_name) ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 55

def find_command(entity_name)
  results = @context_list.select { |e| (e.is_command? && (e.entity == entity_name.to_sym))}
  return results.first
end

#find_identifier(entity_name) ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 50

def find_identifier(entity_name)
  results = @context_list.select { |e| (e.is_identifier? && (e.entity == entity_name.to_sym))}
  return results.first
end

#first_command_name ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 135

def first_command_name()
  @context_list.each do |e|
    return e.name if e.is_command?
  end

  return nil
end

#first_context ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 168

def first_context()
  return @context_list.empty? ? nil : @context_list.first
end

#first_context_name ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 164

def first_context_name()
  return @context_list.empty? ? nil : @context_list.first.name
end

#full_path ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 92

def full_path()
  path = name_list().join('/')
  path = Context.enchance_path_with_alias(path, @context_list)

  return "/#{path}"
end

#get_task_cache_id ⇒ Object

returns id to be used to retrive task list form the cache based on current active context



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# File 'lib/shell/domain/active_context.rb', line 82

def get_task_cache_id()
  identifier = command_list().join('_')
  return 'dtk' if identifier.empty?
  if current_alt_identifier?
    return "#{identifier}_#{current_alt_identifier_name()}".to_sym()
  end

  return current_identifier? ? "#{identifier}_wid".to_sym : identifier.to_sym
end

#is_base_context? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 111

def is_base_context?
  @context_list.size == 1
end

#is_n_context? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 107

def is_n_context?
  @context_list.size > 2
end

#is_root_context? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 115

def is_root_context?
  @context_list.size == 0
end

#is_there_identifier_for_first_context? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 143

def is_there_identifier_for_first_context?
  @context_list.each { |e| return true if e.is_identifier? }
  return false
end

#last_command_name ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 148

def last_command_name()
  @context_list.reverse.each do |e|
    return e.name if e.is_command?
  end

  return nil
end

#last_context ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 172

def last_context()
  return @context_list.empty? ? nil : @context_list.last
end

#last_context_entity_name ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 156

def last_context_entity_name()
  return @context_list.empty? ? nil : @context_list.last.entity
end

#last_context_is_shadow_entity? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shell/domain/active_context.rb', line 176

def last_context_is_shadow_entity?
  return false if @context_list.empty?
  !!last_context().shadow_entity
end

#last_context_name ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 160

def last_context_name()
  return @context_list.empty? ? nil : @context_list.last.name
end

#name_list ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 60

def name_list()
  @context_list.collect { |e|  e.is_alt_identifier? ? e.transform_alt_identifier_name : e.name }
end

#name_list_simple ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 64

def name_list_simple()
  @context_list.collect { |e|  e.name }
end

#pop_context(n) ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 46

def pop_context(n)
  return @context_list.pop(n)
end

#push_new_context(context_name, entity_name, context_value = nil, shadow_entity = nil) ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 38

def push_new_context(context_name, entity_name, context_value=nil, shadow_entity=nil)
  @context_list << ContextEntity.create_context(context_name, entity_name, context_value, :id, shadow_entity)
end

#push_new_name_context(context_name, entity_name, context_value = nil) ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 42

def push_new_name_context(context_name, entity_name, context_value=nil)
  @context_list << ContextEntity.create_context(context_name, entity_name, context_value, :name)
end

#shadow_entity ⇒ Object 



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# File 'lib/shell/domain/active_context.rb', line 181

def shadow_entity()
  return if @context_list.empty?
  last_context().shadow_entity
end