Class: Belt::CLI::DestroyCommand

Inherits:
Object
  • Object
show all
Includes:
AppDetection
Defined in:
lib/belt/cli/destroy_command.rb

Constant Summary collapse

GENERATORS = 
%w[scaffold resource model controller environment frontend views].freeze

Class Method Summary collapse

Instance Method Summary collapse

Methods included from AppDetection

#detect_app_name, #detect_environments, #detect_namespace, #s3_safe_name

Constructor Details

#initialize(generator, name, fields) ⇒ DestroyCommand

Returns a new instance of DestroyCommand.



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# File 'lib/belt/cli/destroy_command.rb', line 91

def initialize(generator, name, fields)
  @generator = generator
  @name = name&.downcase&.gsub(/[^a-z0-9_]/, '_')
  @fields = fields
  @app_name = detect_namespace
  @resource_name = if @name
                     @name.end_with?('s') ? @name : "#{@name}s"
                   end
  @singular_name = if @name
                     @name.end_with?('s') ? @name.chomp('s') : @name
                   end
  @class_name = @singular_name&.split('_')&.map(&:capitalize)&.join
  @removed = []
  @updated = []
end

Class Method Details

.parse_field(arg) ⇒ Object 



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# File 'lib/belt/cli/destroy_command.rb', line 58

def self.parse_field(arg)
  name, type = arg.split(':', 2)
  { name: name, type: type || 'string' }
end

.print_help ⇒ Object 



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# File 'lib/belt/cli/destroy_command.rb', line 63

def self.print_help
  puts <<~HELP
    Usage: belt destroy <generator> <name> [field:type ...]
           belt d <generator> <name> [field:type ...]

    Removes files and references created by `belt generate`.

    Generators:
      scaffold      Remove model, controller, routes, schema, and views
      resource      Alias for scaffold
      model         Remove an ActiveItem model
      controller    Remove a controller
      environment   Remove a deployment environment directory
      frontend      Remove the frontend/ directory
      views         Remove React pages for a resource

    Examples:
      belt d scaffold post title:string body:text status:string
      belt d model user
      belt d controller comments
      belt d environment staging
      belt d frontend
      belt d views post

    ⚠ This is destructive. Files will be permanently deleted.
  HELP
end

.run(args) ⇒ Object 



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# File 'lib/belt/cli/destroy_command.rb', line 13

def self.run(args)
  generator = args.shift

  if generator.nil? || generator =~ /\A-/
    print_help
    exit 0
  end

  unless GENERATORS.include?(generator)
    puts "Unknown generator: '#{generator}'"
    puts "Available: #{GENERATORS.uniq.join(', ')}"
    puts "\nRun 'belt destroy --help' for usage information."
    exit 1
  end

  # Normalize: resource is an alias for scaffold
  generator = 'scaffold' if generator == 'resource'

  case generator
  when 'environment'
    name = args.shift
    if name.nil? || name.empty?
      puts 'Usage: belt destroy environment <name>'
      exit 1
    end
    new(generator, name, []).destroy
  when 'frontend'
    new(generator, nil, []).destroy
  when 'views'
    name = args.shift
    if name.nil? || name.empty?
      puts 'Usage: belt destroy views <name>'
      exit 1
    end
    new(generator, name, args.map { |a| parse_field(a) }).destroy
  else
    name = args.shift
    if name.nil? || name.empty?
      puts "Usage: belt destroy #{generator} <name>"
      exit 1
    end
    new(generator, name, args.map { |a| parse_field(a) }).destroy
  end
end

Instance Method Details

#destroy ⇒ Object 



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# File 'lib/belt/cli/destroy_command.rb', line 107

def destroy
  case @generator
  when 'scaffold'  then destroy_scaffold
  when 'model'     then destroy_model
  when 'controller' then destroy_controller
  when 'environment' then destroy_environment
  when 'frontend'  then destroy_frontend
  when 'views'     then destroy_views
  end

  print_summary
end