Class: Props::Deferment

Inherits:
Object
  • Object
show all
Defined in:
lib/props_template/extensions/deferment.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(base, deferred = []) ⇒ Deferment

Returns a new instance of Deferment.



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# File 'lib/props_template/extensions/deferment.rb', line 5

def initialize(base, deferred = [])
  @deferred = deferred
  @base = base
end

Instance Attribute Details

#deferred ⇒ Object (readonly)

Returns the value of attribute deferred.



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# File 'lib/props_template/extensions/deferment.rb', line 3

def deferred
  @deferred
end

Instance Method Details

#handle(options) ⇒ Object 



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# File 'lib/props_template/extensions/deferment.rb', line 32

def handle(options)
  return if !options[:defer]

  type, rest = options[:defer]
  placeholder = rest[:placeholder]
  success_action = rest[:success_action]
  fail_action = rest[:fail_action]

  if type.to_sym == :auto && options[:key]
    key, val = options[:key]
    placeholder = {}
    placeholder[key] = val
  end

  request_path = @base.context.controller.request.fullpath
  path = @base.traveled_path.join(".")
  uri = ::URI.parse(request_path)
  qry = ::URI.decode_www_form(uri.query || "")
    .reject { |x| x[0] == "props_at" }
    .push(["props_at", path])

  uri.query = ::URI.encode_www_form(qry)

  deferral = {
    url: uri.to_s,
    path: path,
    type: type.to_s
  }

  # camelize for JS land
  deferral[:successAction] = success_action if success_action
  deferral[:failAction] = fail_action if fail_action

  @deferred.push(deferral)

  placeholder
end

#refine_options(options, item = nil) ⇒ Object 



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# File 'lib/props_template/extensions/deferment.rb', line 10

def refine_options(options, item = nil)
  return options if !options[:defer]
  pass_opts = options.clone

  type, rest = [*options[:defer]]
  rest ||= {
    placeholder: {}
  }

  if item
    type = (Proc === type) ? type.call(item) : type
  end

  if type
    pass_opts[:defer] = [type, rest]
  else
    pass_opts.delete(:defer)
  end

  pass_opts
end