Add date field

assets/javascripts/wizard-custom.js

@@ -96,6 +96,7 @@
 //= require discourse/app/templates/components/conditional-loading-spinner
 //= require discourse/app/templates/components/d-button
 //= require discourse/app/templates/components/d-editor
+//= require discourse/app/templates/components/date-picker
 //= require discourse/app/templates/components/emoji-picker
 //= require discourse/app/templates/components/popup-input-tip
 //= require discourse/app/templates/category-tag-autocomplete

assets/javascripts/wizard/templates/components/wizard-field-date.hbs

@@ -0,0 +1,4 @@
+{{date-picker
+  value=field.value
+  id=field.id
+}}

config/locales/client.en.yml

@@ -163,6 +163,7 @@ en:
             category: Category
             group: Group
             user_selector: User Selector
+            date: Date
         
         connector:
           and: "and"

lib/custom_wizard/builder.rb

@@ -327,6 +327,10 @@ class CustomWizard::Builder
       updater.errors.add(id, I18n.t('wizard.field.invalid_file', label: label, types: file_types))
     end
     
+    if type === 'date' && value.present? && !validate_date(value)
+      updater.errors.add(id, I18n.t('wizard.field.invalid_date'))
+    end
+
     CustomWizard::Builder.field_validators.each do |validator|
       if type === validator[:type]
         validator[:block].call(field, updater, step_template)
@@ -340,6 +344,15 @@ class CustomWizard::Builder
       .include?(File.extname(value['original_filename'])[1..-1])
   end
   
+  def validate_date(value)
+    begin
+      Date.parse(value)
+      true
+    rescue ArgumentError
+      false
+    end
+  end
+
   def is_text_type(field)
     ['text', 'textarea'].include? field['type']
   end

lib/custom_wizard/field.rb

@@ -11,6 +11,7 @@ class CustomWizard::Field
         min_length: nil
       },
       text_only: {},
+      date: {},
       number: {},
       checkbox: {},
       url: {