Class: Offroad::GroupState

Inherits:
ActiveRecord::Base show all
Defined in:
lib/app/models/offroad/group_state.rb

Constant Summary

Constants included from ModelExtensions

ModelExtensions::OFFROAD_GROUP_MODES, ModelExtensions::OFFROAD_VALID_MODES

Class Method Summary collapse

Instance Method Summary collapse

Methods included from ModelExtensions

#acts_as_offroadable, #acts_as_offroadable?, #offroad_global_data?, #offroad_group_base?, #offroad_group_data?, #offroad_model_state, #safe_to_load_from_cargo_stream?

Class Method Details

.note_group_destroyed(group) ⇒ Object 



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# File 'lib/app/models/offroad/group_state.rb', line 74

def self.note_group_destroyed(group)
  rec = find_by_app_group_id(group.id)
  rec.destroy
end

.safe_to_load_from_cargo_stream? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/app/models/offroad/group_state.rb', line 70

def self.safe_to_load_from_cargo_stream?
  true
end

Instance Method Details

#app_group ⇒ Object 



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# File 'lib/app/models/offroad/group_state.rb', line 13

def app_group
  Offroad::group_base_model.find_by_id(app_group_id)
end

#before_create ⇒ Object 



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# File 'lib/app/models/offroad/group_state.rb', line 23

def before_create
  if Offroad::app_offline?
    # FIXME : Fill in last_installation_at, launcher_version, app_version, etc
    self.operating_system ||= RUBY_PLATFORM
  end
  
  self.confirmed_group_data_version ||= 1
  
  # When first setting a group offline at online app, assume it will start out with at least current global data.
  # It should, since that's the earliest version that could be loaded into the initial down mirror file.
  self.confirmed_global_data_version ||= Offroad::app_online? ? SystemState::current_mirror_version : 1
end

#update_from_remote_group_state!(remote_gs) ⇒ Object 



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# File 'lib/app/models/offroad/group_state.rb', line 36

def update_from_remote_group_state!(remote_gs)
  versioning_columns = [
    'confirmed_global_data_version',
    'confirmed_group_data_version'
  ]
  
  online_owned_columns = [
    'last_installer_downloaded_at',
    'last_down_mirror_created_at',
    'last_up_mirror_loaded_at'
  ]
  
  offline_owned_columns = [
    'last_installation_at',
    'last_down_mirror_loaded_at',
    'last_up_mirror_created_at',
    'launcher_version',
    'app_version',
    'operating_system'
  ]
  
  # Copy in values from columns owned by the remote environment that created remote_gs
  (Offroad::app_offline? ? online_owned_columns : offline_owned_columns).each do |col|
    self.send("#{col}=", remote_gs.send(col))
  end
  
  # If the remote side says they have a newer version of something than we currently think they have, update
  versioning_columns.each do |col|
    self.send("#{col}=", [self.send(col), remote_gs.send(col)].max)
  end
  
  save!
end

#validate ⇒ Object 



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# File 'lib/app/models/offroad/group_state.rb', line 9

def validate
  errors.add_to_base "Cannot find associated app group record" unless app_group
end