💄 Replace Formtastic with Simple Form (closes #86)

Gemfile

@@ -18,8 +18,7 @@ gem 'jquery-rails'
 gem 'haml-rails'
 gem 'gravatar_image_tag'
 gem 'paperclip'
-gem 'formtastic', '~> 3.1'
-gem 'formtastic-bootstrap'
+gem 'simple_form'
 gem 'favicon_maker'
 gem 'mini_magick'
 gem 'puma'

Gemfile.lock

@@ -96,10 +96,6 @@ GEM
     favicon_maker (1.3.1)
       docile (~> 1.1)
     ffi (1.15.0)
-    formtastic (3.1.5)
-      actionpack (>= 3.2.13)
-    formtastic-bootstrap (3.1.1)
-      formtastic (>= 3.0)
     git_rev (0.1.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
@@ -208,6 +204,9 @@ GEM
     sentry-raven (3.1.1)
       faraday (>= 1.0)
     sexp_processor (4.15.2)
+    simple_form (5.1.0)
+      actionpack (>= 5.2)
+      activemodel (>= 5.2)
     simplecov (0.13.0)
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
@@ -248,8 +247,6 @@ DEPENDENCIES
   coffee-rails
   faker
   favicon_maker
-  formtastic (~> 3.1)
-  formtastic-bootstrap
   git_rev
   gravatar_image_tag
   haml-rails
@@ -265,6 +262,7 @@ DEPENDENCIES
   ruby-prof
   sassc-rails
   sentry-raven
+  simple_form
   spring
   sqlite3
   uglifier

app/assets/stylesheets/application.css.scss

@@ -1,6 +1,5 @@
 @import "bootswatch/slate/variables";
 @import "bootstrap";
-@import "formtastic-bootstrap";
 @import "bootswatch/slate/bootswatch";
 
 // make room for navigation bar

app/views/barcodes/_form.html.haml

@@ -1,7 +1,7 @@
-= semantic_form_for @barcode, :html => { :class => 'form-horizontal' } do |f|
-  = f.semantic_errors
-  = f.inputs do
+= simple_form_for @barcode, :html => { :class => 'form-horizontal' } do |f|
+  = f.error_notification
+  .form-inputs
     = f.input :id, hint: 'the label says…', input_html: { :autofocus => true }
     = f.input :drink, hint: 'If you edit a drink and click on "add barcode" this will be prefilled for you.', as: "select", collection: @drinks
-  = f.actions do
-    = f.action :submit
+  .form-actions
+    = f.button :submit, class: 'btn-primary'

app/views/drinks/_form.html.haml

@@ -2,15 +2,15 @@
   %li
     = link_to 'delete drink', @drink, method: :delete, :data => {confirm: "Really delete drink #{@drink.name}?"}
 
-= semantic_form_for @drink, :html => { :class => 'form-horizontal' } do |f|
-  = f.semantic_errors
-  = f.inputs  do
+= simple_form_for @drink, :html => { :class => 'form-horizontal' } do |f|
+  = f.error_notification
+  .form-inputs
     = f.input :name, hint:'the label says…'
-    = f.input :price, as: :number, hint:'e.g. 1.50; locked due to vandalism', :input_html => { :disabled => true }
+    = f.input :price, as: :decimal, hint:'e.g. 1.50; locked due to vandalism', :input_html => { :disabled => true }
     = f.input :bottle_size, hint: '0.5 or 0.33?'
     = f.input :caffeine, hint: 'in mg/100 ml'
     = f.input :logo, hint: 'make it look pretty'
     = f.input :active
-  = f.actions do
-    = f.action :submit
+  .form-actions
+    = f.button :submit, class: 'btn-primary'
     = link_to 'Add a barcode', new_barcode_path(:drink => @drink.id), :class => 'btn'

app/views/users/_form.html.haml

@@ -1,13 +1,13 @@
-= semantic_form_for @user, :html => { :class => 'form-horizontal' } do |f|
-  = f.semantic_errors
-  = f.inputs do
+= simple_form_for @user, :html => { :class => 'form-horizontal' } do |f|
+  = f.error_notification
+  .form-inputs
     = f.input :name, hint: 'your nickname'
     = f.input :email, hint: 'your eMail address. Only used to fetch your avatar from gravatar.com.'
-    = f.input :balance, :as => :number, hint: 'just in case you need to correct this'
+    = f.input :balance, :as => :decimal, hint: 'just in case you need to correct this'
     = f.input :active
     = f.input :audit, hint: 'This will create detailed logs about what you buy and deposit. If you uncheck this box, all records will be deleted.'
     = f.input :redirect, hint: "Redirect after buying a drink?"
-  = f.actions do
-    = f.action :submit
+  .form-actions
+    = f.button :submit, class: 'btn-primary'
 
 %style .user { display: initial!important; }

config/initializers/simple_form.rb

@@ -0,0 +1,176 @@
+# frozen_string_literal: true
+#
+# Uncomment this and change the path if necessary to include your own
+# components.
+# See https://github.com/plataformatec/simple_form#custom-components to know
+# more about custom components.
+# Dir[Rails.root.join('lib/components/**/*.rb')].each { |f| require f }
+#
+# Use this setup block to configure all options available in SimpleForm.
+SimpleForm.setup do |config|
+  # Wrappers are used by the form builder to generate a
+  # complete input. You can remove any component from the
+  # wrapper, change the order or even add your own to the
+  # stack. The options given below are used to wrap the
+  # whole input.
+  config.wrappers :default, class: :input,
+    hint_class: :field_with_hint, error_class: :field_with_errors, valid_class: :field_without_errors do |b|
+    ## Extensions enabled by default
+    # Any of these extensions can be disabled for a
+    # given input by passing: `f.input EXTENSION_NAME => false`.
+    # You can make any of these extensions optional by
+    # renaming `b.use` to `b.optional`.
+
+    # Determines whether to use HTML5 (:email, :url, ...)
+    # and required attributes
+    b.use :html5
+
+    # Calculates placeholders automatically from I18n
+    # You can also pass a string as f.input placeholder: "Placeholder"
+    b.use :placeholder
+
+    ## Optional extensions
+    # They are disabled unless you pass `f.input EXTENSION_NAME => true`
+    # to the input. If so, they will retrieve the values from the model
+    # if any exists. If you want to enable any of those
+    # extensions by default, you can change `b.optional` to `b.use`.
+
+    # Calculates maxlength from length validations for string inputs
+    # and/or database column lengths
+    b.optional :maxlength
+
+    # Calculate minlength from length validations for string inputs
+    b.optional :minlength
+
+    # Calculates pattern from format validations for string inputs
+    b.optional :pattern
+
+    # Calculates min and max from length validations for numeric inputs
+    b.optional :min_max
+
+    # Calculates readonly automatically from readonly attributes
+    b.optional :readonly
+
+    ## Inputs
+    # b.use :input, class: 'input', error_class: 'is-invalid', valid_class: 'is-valid'
+    b.use :label_input
+    b.use :hint,  wrap_with: { tag: :span, class: :hint }
+    b.use :error, wrap_with: { tag: :span, class: :error }
+
+    ## full_messages_for
+    # If you want to display the full error message for the attribute, you can
+    # use the component :full_error, like:
+    #
+    # b.use :full_error, wrap_with: { tag: :span, class: :error }
+  end
+
+  # The default wrapper to be used by the FormBuilder.
+  config.default_wrapper = :default
+
+  # Define the way to render check boxes / radio buttons with labels.
+  # Defaults to :nested for bootstrap config.
+  #   inline: input + label
+  #   nested: label > input
+  config.boolean_style = :nested
+
+  # Default class for buttons
+  config.button_class = 'btn'
+
+  # Method used to tidy up errors. Specify any Rails Array method.
+  # :first lists the first message for each field.
+  # Use :to_sentence to list all errors for each field.
+  # config.error_method = :first
+
+  # Default tag used for error notification helper.
+  config.error_notification_tag = :div
+
+  # CSS class to add for error notification helper.
+  config.error_notification_class = 'error_notification'
+
+  # Series of attempts to detect a default label method for collection.
+  # config.collection_label_methods = [ :to_label, :name, :title, :to_s ]
+
+  # Series of attempts to detect a default value method for collection.
+  # config.collection_value_methods = [ :id, :to_s ]
+
+  # You can wrap a collection of radio/check boxes in a pre-defined tag, defaulting to none.
+  # config.collection_wrapper_tag = nil
+
+  # You can define the class to use on all collection wrappers. Defaulting to none.
+  # config.collection_wrapper_class = nil
+
+  # You can wrap each item in a collection of radio/check boxes with a tag,
+  # defaulting to :span.
+  # config.item_wrapper_tag = :span
+
+  # You can define a class to use in all item wrappers. Defaulting to none.
+  # config.item_wrapper_class = nil
+
+  # How the label text should be generated altogether with the required text.
+  # config.label_text = lambda { |label, required, explicit_label| "#{required} #{label}" }
+
+  # You can define the class to use on all labels. Default is nil.
+  # config.label_class = nil
+
+  # You can define the default class to be used on forms. Can be overriden
+  # with `html: { :class }`. Defaulting to none.
+  # config.default_form_class = nil
+
+  # You can define which elements should obtain additional classes
+  # config.generate_additional_classes_for = [:wrapper, :label, :input]
+
+  # Whether attributes are required by default (or not). Default is true.
+  # config.required_by_default = true
+
+  # Tell browsers whether to use the native HTML5 validations (novalidate form option).
+  # These validations are enabled in SimpleForm's internal config but disabled by default
+  # in this configuration, which is recommended due to some quirks from different browsers.
+  # To stop SimpleForm from generating the novalidate option, enabling the HTML5 validations,
+  # change this configuration to true.
+  config.browser_validations = true
+
+  # Custom mappings for input types. This should be a hash containing a regexp
+  # to match as key, and the input type that will be used when the field name
+  # matches the regexp as value.
+  # config.input_mappings = { /count/ => :integer }
+
+  # Custom wrappers for input types. This should be a hash containing an input
+  # type as key and the wrapper that will be used for all inputs with specified type.
+  # config.wrapper_mappings = { string: :prepend }
+
+  # Namespaces where SimpleForm should look for custom input classes that
+  # override default inputs.
+  # config.custom_inputs_namespaces << "CustomInputs"
+
+  # Default priority for time_zone inputs.
+  # config.time_zone_priority = nil
+
+  # Default priority for country inputs.
+  # config.country_priority = nil
+
+  # When false, do not use translations for labels.
+  # config.translate_labels = true
+
+  # Automatically discover new inputs in Rails' autoload path.
+  # config.inputs_discovery = true
+
+  # Cache SimpleForm inputs discovery
+  # config.cache_discovery = !Rails.env.development?
+
+  # Default class for inputs
+  # config.input_class = nil
+
+  # Define the default class of the input wrapper of the boolean input.
+  config.boolean_label_class = 'checkbox'
+
+  # Defines if the default input wrapper class should be included in radio
+  # collection wrappers.
+  # config.include_default_input_wrapper_class = true
+
+  # Defines which i18n scope will be used in Simple Form.
+  # config.i18n_scope = 'simple_form'
+
+  # Defines validation classes to the input_field. By default it's nil.
+  # config.input_field_valid_class = 'is-valid'
+  # config.input_field_error_class = 'is-invalid'
+end