Allow to set input_type on Datetime ingredient editor

Since the Datetime ingredient stores date and time values
it should be possible to set the input_type to either

- time
- date
- datetime

(cherry picked from commit 02a69a6)

# Conflicts:
#	app/views/alchemy/ingredients/_datetime_editor.html.erb
#	spec/views/alchemy/ingredients/datetime_editor_spec.rb

app/models/alchemy/ingredients/datetime.rb

@@ -5,7 +5,7 @@ module Ingredients
     # A datetime value
     #
     class Datetime < Alchemy::Ingredient
-      allow_settings %i[date_format]
+      allow_settings %i[date_format input_type]
 
       def value
         ActiveRecord::Type::DateTime.new.cast(self[:value])

app/views/alchemy/ingredients/_datetime_editor.html.erb

@@ -7,7 +7,8 @@
       datetime_editor, :value, {
         name: datetime_editor.form_field_name,
         id: datetime_editor.form_field_id,
-        value: datetime_editor.value
+        value: datetime_editor.value,
+        type: datetime_editor.settings[:input_type]
       }
     ) %>
   <% end %>

spec/dummy/config/alchemy/elements.yml

@@ -123,6 +123,8 @@
     - role: datetime
       type: Datetime
       hint: true
+      settings:
+        input_type: datetime
     - role: file
       type: File
       hint: true

spec/models/alchemy/ingredients/datetime_spec.rb

@@ -16,6 +16,12 @@
     )
   end
 
+  describe ".allowed_settings" do
+    it "sets allowed_settings" do
+      expect(described_class.allowed_settings).to eq([:date_format, :input_type])
+    end
+  end
+
   describe "value" do
     subject { datetime_ingredient.value }
 

spec/views/alchemy/ingredients/datetime_editor_spec.rb

@@ -17,6 +17,6 @@
 
   it "renders a datepicker" do
     render element_editor
-    expect(rendered).to have_css('input[type="text"][data-datepicker-type="date"].date')
+    expect(rendered).to have_css('input[type="text"][data-datepicker-type="date"].datetime')
   end
 end