Add simple_form_for and change all forms to simple form

.rubocop.yml

@@ -26,3 +26,4 @@ Metrics/BlockLength:
     - 'Guardfile'
     - 'db/schema.rb'
     - 'spec/**/*'
+    - 'config/initializers/simple_form_bootstrap.rb'

Gemfile

@@ -16,6 +16,7 @@ gem 'puma', '~> 3.0'
 gem 'rails', '~> 5.0.1'
 gem 'rainbow', '>= 2.1.0', '< 2.2.0' # workaround for bundler errors
 gem 'sass-rails', '~> 5.0'
+gem 'simple_form'
 gem 'slim-rails'
 gem 'turbolinks', '~> 5'
 gem 'uglifier', '>= 1.3.0'

Gemfile.lock

@@ -245,6 +245,9 @@ GEM
     shellany (0.0.1)
     shoulda-matchers (3.1.1)
       activesupport (>= 4.0.0)
+    simple_form (3.4.0)
+      actionpack (> 4, < 5.1)
+      activemodel (> 4, < 5.1)
     simplecov (0.12.0)
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
@@ -329,6 +332,7 @@ DEPENDENCIES
   sass-rails (~> 5.0)
   selenium-webdriver
   shoulda-matchers
+  simple_form
   simplecov
   slim-rails
   spring

app/views/devise/confirmations/new.html.slim

@@ -1,11 +1,7 @@
-h2
-  | Resend confirmation instructions
-= form_for(resource, as: resource_name, url: confirmation_path(resource_name), html: { method: :post }) do |f|
+h2 Resend confirmation instructions
+= simple_form_for(resource, as: resource_name, url: confirmation_path(resource_name), html: { method: :post }) do |f|
   = devise_error_messages!
-  .field
-    = f.label :email
-    br
-    = f.email_field :email, autofocus: true, value: (resource.pending_reconfirmation? ? resource.unconfirmed_email : resource.email)
-  .actions
-    = f.submit "Resend confirmation instructions"
+  = f.input :email, autofocus: true, value: (resource.pending_reconfirmation? ? resource.unconfirmed_email : resource.email)
+  = f.button :submit, "Resend confirmation instructions"
+
 = render "devise/shared/links"

app/views/devise/passwords/edit.html.slim

@@ -1,6 +1,6 @@
 h2
   | Change your password
-= form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :put }) do |f|
+= simple_form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :put }) do |f|
   = devise_error_messages!
   = f.hidden_field :reset_password_token
   .field
@@ -18,5 +18,5 @@ h2
     br
     = f.password_field :password_confirmation, autocomplete: "off"
   .actions
-    = f.submit "Change my password"
+    = f.button :submit, "Change my password"
 = render "devise/shared/links"

app/views/devise/passwords/new.html.slim

@@ -1,11 +1,7 @@
-h2
-  | Forgot your password?
-= form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :post }) do |f|
+h2 Forgot your password?
+= simple_form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :post }) do |f|
   = devise_error_messages!
-  .field
-    = f.label :email
-    br
-    = f.email_field :email, autofocus: true
-  .actions
-    = f.submit "Send me reset password instructions"
+  = f.input :email, autofocus: true
+  = f.button :submit, "Send me reset password instructions"
+
 = render "devise/shared/links"

app/views/devise/registrations/edit.html.slim

@@ -1,12 +1,11 @@
-h2
-  | Edit 
+h2 Edit 
   = resource_name.to_s.humanize
-= form_for(resource, as: resource_name, url: registration_path(resource_name), html: { method: :put }) do |f|
+= simple_form_for(resource, as: resource_name, url: registration_path(resource_name), html: { method: :put }) do |f|
   = devise_error_messages!
   .field
     = f.label :email
     br
-    = f.email_field :email, autofocus: true
+    = f.input :email, autofocus: true
   - if devise_mapping.confirmable? && resource.pending_reconfirmation?
     div
       | Currently waiting confirmation for: 
@@ -33,7 +32,7 @@ h2
     br
     = f.password_field :current_password, autocomplete: "off"
   .actions
-    = f.submit "Update"
+    = f.button :submit, "Update"
 h3
   | Cancel my account
 p

app/views/devise/registrations/new.html.slim

@@ -1,23 +1,11 @@
 h2 Sign up
-= form_for(resource, as: resource_name, url: registration_path(resource_name)) do |f|
+= simple_form_for(resource, as: resource_name, url: registration_path(resource_name)) do |f|
   = devise_error_messages!
-  .field
-    = f.label :name
-    br
-    = f.text_field :name, autofocus: true
-  .field
-    = f.label :email
-    br
-    = f.email_field :email
-  .field
-    = f.label :password
-    - if @minimum_password_length
-      em
-        | (
-        = @minimum_password_length
-        |  characters minimum)
-    br
-    = f.password_field :password, autocomplete: "off"
+  = f.input :name, autofocus: true
+  = f.input :email
+  - if @minimum_password_length
+  = f.input :password, autocomplete: 'off', hint: "(#{@minimum_password_length} characters minimum)"
   .actions
-    = f.submit "Sign up"
+    = f.button :submit, "Sign up"
+
 = render "devise/shared/links"

app/views/devise/sessions/new.html.slim

@@ -1,18 +1,11 @@
-h2
-  | Sign in
-= form_for(resource, as: resource_name, url: session_path(resource_name)) do |f|
-  .field
-    = f.label :email
-    br
-    = f.email_field :email, autofocus: true
-  .field
-    = f.label :password
-    br
-    = f.password_field :password, autocomplete: "off"
+h2 Sign in
+= simple_form_for(resource, as: resource_name, url: session_path(resource_name)) do |f|
+  .field = f.input :email, autofocus: true
+  .field = f.input :password, autocomplete: "off"
   - if devise_mapping.rememberable?
     .field
       = f.check_box :remember_me
       = f.label :remember_me
-  .actions
-    = f.submit "Sign in"
+  = f.button :submit, "Sign in"
+
 = render "devise/shared/links"

app/views/devise/unlocks/new.html.slim

@@ -1,11 +1,7 @@
-h2
-  | Resend unlock instructions
-= form_for(resource, as: resource_name, url: unlock_path(resource_name), html: { method: :post }) do |f|
+h2 Resend unlock instructions
+= simple_form_for(resource, as: resource_name, url: unlock_path(resource_name), html: { method: :post }) do |f|
   = devise_error_messages!
-  .field
-    = f.label :email
-    br
-    = f.email_field :email, autofocus: true
-  .actions
-    = f.submit "Resend unlock instructions"
+  = f.email_field :email, autofocus: true
+  = f.button :submit, "Resend unlock instructions"
+
 = render "devise/shared/links"

app/views/rooms/_form.html.slim

@@ -1,7 +1,3 @@
-= form_for(room, url: rooms_path) do |f|
-  .field
-    = f.label :name
-    br
-    = f.text_field :name
-  .actions
-    = f.submit submit_button_text
+= simple_form_for(room, url: rooms_path) do |f|
+  = f.input :name
+  = f.button :submit, submit_button_text

config/initializers/simple_form.rb

@@ -0,0 +1,169 @@
+# 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 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 :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'
+
+  # ID to add for error notification helper.
+  # config.error_notification_id = nil
+
+  # 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 = false
+
+  # Collection of methods to detect if a file type was given.
+  # config.file_methods = [ :mounted_as, :file?, :public_filename ]
+
+  # 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'
+end