Class: Lurker::EndpointPresenter

Inherits:
BasePresenter show all
Extended by:
Forwardable
Defined in:
lib/lurker/presenters/endpoint_presenter.rb

Overview

BasePresenter for an Endpoint

Constant Summary collapse

ATOMIC_TYPES = 
%w(string integer number boolean null)

Instance Attribute Summary collapse

Attributes inherited from BasePresenter

#options

Instance Method Summary collapse

Methods inherited from BasePresenter

#css_path, #get_binding, #html_directory, #index_path, #render, #render_erb, #tag_with_anchor, #url_base_path

Constructor Details

#initialize(endpoint, options = {}) ⇒ EndpointPresenter

Returns a new instance of EndpointPresenter.



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 8

def initialize(endpoint, options = {})
  super(options)
  @endpoint = endpoint
  @endpoint_presenter = self
  @service_presenter = Lurker::ServicePresenter.new(endpoint.service)
end

Instance Attribute Details

#endpoint ⇒ Object

Returns the value of attribute endpoint.



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 3

def endpoint
  @endpoint
end

#endpoint_presenter ⇒ Object

Returns the value of attribute endpoint_presenter.



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 3

def endpoint_presenter
  @endpoint_presenter
end

#service_presenter ⇒ Object

Returns the value of attribute service_presenter.



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 3

def service_presenter
  @service_presenter
end

Instance Method Details

#base_path ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 103

def base_path
  zws_ify(@endpoint.service.base_path)
end

#deprecated? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 99

def deprecated?
  @endpoint.deprecated?
end

#example_from_array(array, parent = nil) ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 204

def example_from_array(array, parent=nil)
  if array["items"].kind_of? Array
    example = []
    array["items"].each do |item|
      example << example_from_schema(item, parent)
    end
    example
  elsif (array["items"] || {})["type"].kind_of? Array
    example = []
    array["items"]["type"].each do |item|
      example << example_from_schema(item, parent)
    end
    example
  else
    [ example_from_schema(array["items"], parent) ]
  end
end

#example_from_atom(schema, parent = nil) ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 177

def example_from_atom(schema, parent=nil)
  type = Array(schema["type"])
  hash = schema.hash

  if type.include?("boolean")
    [true, false][hash % 2]
  elsif type.include?("integer")
    hash % 1000
  elsif type.include?("number")
    Math.sqrt(hash % 1000).round 2
  elsif type.include?("string")
    ""
  else
    nil
  end
end

#example_from_object(object, parent = nil) ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 194

def example_from_object(object, parent=nil)
  example = {}
  if object["properties"]
    object["properties"].each do |key, value|
      example[key] = example_from_schema(value, parent)
    end
  end
  example
end

#example_from_schema(schema, parent = nil) ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 155

def example_from_schema(schema, parent=nil)
  if schema.nil?
    return nil
  end

  type = Array(schema["type"])

  if type.any? { |t| ATOMIC_TYPES.include?(t) }
    schema["example"] || schema["default"] || example_from_atom(schema, parent)
  elsif type.include?("object") || schema["properties"]
    example_from_object(schema, parent)
  elsif type.include?("array") || schema["items"]
    example_from_array(schema, parent)
  elsif (ref_path = schema['$ref'])
    root_path = parent.respond_to?(:abs_path) ? parent.abs_path : send(:root_path)
    ref_schema = Lurker::RefObject.new(ref_path, root_path)
    example_from_object(ref_schema.schema, ref_schema)
  else
    {}
  end
end

#example_request ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 74

def example_request
  return if endpoint.request_parameters.empty?
  Lurker::JsonPresenter.new(
    example_from_schema(endpoint.request_parameters, endpoint.schema)
      .reject { |k,_| endpoint.url_params.keys.include? k }
  )
end

#example_response ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 82

def example_response
  return @example_response if @example_response
  return if endpoint.response_parameters.empty?
  response = example_from_schema(endpoint.response_parameters, endpoint.schema)
  @example_response = response.to_json
  if defined? ExecJS
    jsfile = File.expand_path('javascripts/highlight.pack.js', Lurker::Cli.source_root)
    source = open(jsfile).read
    context = ExecJS.compile(source)
    @example_response = context.exec("return hljs.highlightAuto(JSON.stringify(#{@example_response}, null, 2)).value")
  elsif defined? CodeRay
    @example_response = ::CodeRay.scan(@example_response, :json).html(wrap: nil, css: :class)
    #::CodeRay.scan(response.to_json, :jjson).html(wrap: nil, css: :class)
  end
  @example_response
end

#failure_response_codes ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 70

def failure_response_codes
  response_codes.reject(&:successful?)
end

#form_verb ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 133

def form_verb
  if endpoint.verb == 'GET'
    'GET'
  else
    'POST'
  end
end

#named_path ⇒ Object

for live form WITH :placeholders



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 120

def named_path
  return @named_path if @named_path
  @named_path = base_path.sub(/\/?$/, '/') + endpoint.path.gsub(/__/, ':')
  if (suffix = endpoint.schema.extensions.try(:[], 'suffix')).present?
    @named_path = @named_path.gsub(/-#{suffix}/, '')
  end
  @named_path
end

#path ⇒ Object

for live form WITH values TODO: remove in favor of named_path



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 109

def path
  return @path if @path
  unless (@path = @endpoint.schema.extensions.try(:[], 'path_info')).present?
    @path = @endpoint.path.gsub(/__/, ':')
    @path = @path.gsub(/-#{@end}/) if @endpoint.schema.extensions.try(:[], 'suffix').present?
  end
  @path = '/' + @path.split('/').select(&:present?).join('/')
  @path
end

#prefix ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 35

def prefix
  endpoint.prefix || endpoint.path.split("/").first
end

#relative_path(extension = ".html") ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 23

def relative_path(extension = ".html")
  '%s%s-%s%s' % [ options[:prefix], endpoint.path, endpoint.verb, extension ]
end

#request_parameters ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 49

def request_parameters
  Lurker::SchemaPresenter.new(endpoint.request_parameters,
    options.merge(request: true, root_path: root_path)
  )
end

#response_codes ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 60

def response_codes
  @response_codes ||= endpoint.response_codes.map do |response_code|
    Lurker::ResponseCodePresenter.new(response_code, options)
  end
end

#response_parameters ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 55

def response_parameters
  return if endpoint.response_parameters.empty?
  Lurker::SchemaPresenter.new(endpoint.response_parameters, options.merge(root_path: root_path))
end

#root_path ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 45

def root_path
  URI.parse("file://#{endpoint.endpoint_path}")
end

#successful_response_codes ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 66

def successful_response_codes
  response_codes.select(&:successful?)
end

#title ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 31

def title
  '%s %s - %s' % [ endpoint.verb, endpoint.path, endpoint.service.name ]
end

#to_html(options = {}) ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 15

def to_html(options={})
  @service_presenter = service_presenter
  @endpoint_presenter = self
  @url_params = endpoint.url_params
  @post_params = example_request.json
  render('show', options)
end

#url(extension = ".html") ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 27

def url(extension = ".html")
  Pathname.new(html_directory).join(relative_path(extension)).to_s
end

#verb ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 129

def verb
  endpoint.verb
end

#verb_colorname ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 141

def verb_colorname
  case endpoint.verb
    when 'GET' then 'success'
    when 'POST' then 'primary'
    when 'PUT' then 'warning'
    when 'PATCH' then 'warning'
    when 'DELETE' then 'danger'
  else
    'default'
  end
end

#zws_ify(str) ⇒ Object 



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# File 'lib/lurker/presenters/endpoint_presenter.rb', line 39

def zws_ify(str)
  # zero-width-space, makes long lines friendlier for breaking
  #str.gsub(/\//, '&#8203;/') if str
  str
end