render min/max lengths

app/models/formbuilder/response_field.rb

@@ -53,6 +53,18 @@ def has_length_validations?
       length_validations(false).any?
     end
 
+    def min_max_length_units
+      field_options[:min_max_length_units] || 'characters'
+    end
+
+    def minlength
+      field_options[:minlength].presence
+    end
+
+    def maxlength
+      field_options[:maxlength].presence
+    end
+
     def min_max_validations
       return_hash = {
         min: field_options[:min],
@@ -62,6 +74,14 @@ def min_max_validations
       return_hash.select { |k, v| v.present? }
     end
 
+    def min
+      field_options[:min].presence
+    end
+
+    def max
+      field_options[:max].presence
+    end
+
     def render_input(value, opts = {})
       raise 'Not implemented'
     end

lib/formbuilder/version.rb

@@ -1,3 +1,3 @@
 module Formbuilder
-  VERSION = "0.2.2"
+  VERSION = "0.2.3"
 end

lib/formbuilder/views/form_field.rb

@@ -11,6 +11,8 @@ def content
           render_label if @response_field.input_field
           rawtext @response_field.render_input(@value, entry: @entry)
           div.clear
+          render_min_max_lengths
+          render_min_max
           render_error if @response_field.input_field && @entry.error_for(@response_field)
           render_description if @response_field.input_field && @response_field[:field_options]["description"].present?
         }
@@ -40,6 +42,40 @@ def render_description
         }
       end
 
+      def render_min_max_lengths
+        return unless @response_field.input_field && @response_field.has_length_validations?
+
+        div.min_max {
+          if @response_field.minlength && @response_field.maxlength
+            text "Between #{@response_field.minlength} and #{@response_field.maxlength} #{@response_field.min_max_length_units}."
+          elsif @response_field.minlength
+            text "More than #{@response_field.minlength} #{@response_field.min_max_length_units}."
+          elsif @response_field.maxlength
+            text "Less than #{@response_field.maxlength} #{@response_field.min_max_length_units}."
+          end
+
+          text ' Current count: '
+          code.min_max_counter
+          text " #{@response_field.min_max_length_units}."
+        }
+      end
+
+      def render_min_max
+        return unless @response_field.input_field && @response_field.min_max_validations.present?
+
+        div.min_max {
+          div.min_max_info {
+            if @response_field.min && @response_field.max
+              text "Between #{@response_field.min} and #{@response_field.max}."
+            elsif @response_field.min
+              text "More than #{@response_field.min}."
+            elsif @response_field.max
+              text "Less than #{@response_field.max}."
+            end
+          }
+        }
+      end
+
     end
   end
 end