Class: Pvectl::Commands::Top::Handlers::Nodes

Inherits:

Object

• Object
• Pvectl::Commands::Top::Handlers::Nodes

Includes:

ResourceHandler

Defined in:

lib/pvectl/commands/top/handlers/nodes.rb

Overview

Handler for Top command node metrics display.

Wraps Get::Handlers::Nodes to fetch node data and pairs it with TopNode presenter for metrics-focused output.

Examples:

Using via ResourceRegistry

handler = Top::ResourceRegistry.for("nodes")
nodes = handler.list(sort: "cpu")
presenter = handler.presenter

See Also:

• Get handler
• Top presenter

Instance Method Summary

• #initialize(get_handler: nil) ⇒ Nodes constructor

  Creates handler with optional Get handler for dependency injection.

• #list(sort: nil, **_) ⇒ Array<Models::Node>

  Lists nodes with optional sorting.

• #presenter ⇒ Presenters::TopNode

  Returns Top-specific presenter for nodes.

Constructor Details

#initialize(get_handler: nil) ⇒ Nodes

Creates handler with optional Get handler for dependency injection.

Parameters:

• get_handler (Get::Handlers::Nodes, nil) (defaults to: nil) —

  handler (default: create new)

# File 'lib/pvectl/commands/top/handlers/nodes.rb', line 26

def initialize(get_handler: nil)
  @get_handler = get_handler
end

Instance Method Details

#list(sort: nil, **_) ⇒ Array<Models::Node>

Lists nodes with optional sorting.

Parameters:

• sort (String, nil) (defaults to: nil) —

  sort field (cpu, memory, disk)

Returns:

• (Array<Models::Node>) —

  collection of Node models

# File 'lib/pvectl/commands/top/handlers/nodes.rb', line 34

def list(sort: nil, **_)
  get_handler.list(sort: sort)
end

#presenter ⇒ Presenters::TopNode

Returns Top-specific presenter for nodes.

Returns:

• (Presenters::TopNode) —

  TopNode presenter instance

# File 'lib/pvectl/commands/top/handlers/nodes.rb', line 41

def presenter
  Presenters::TopNode.new
end