FEATURE: added max length setting for text type fields

assets/javascripts/discourse/components/wizard-custom-field.js.es6

@@ -21,7 +21,7 @@ export default Component.extend(UndoChanges, {
   showPrefill: or('isText', 'isCategory', 'isTag', 'isGroup', 'isDropdown'),
   showContent: or('isCategory', 'isTag', 'isGroup', 'isDropdown'),
   showLimit: or('isCategory', 'isTag'),
-  showMinLength: or('isText', 'isTextarea', 'isComposer'),
+  showLengthControls: or('isText', 'isTextarea', 'isComposer'),
   categoryPropertyTypes: selectKitContent(['id', 'slug']),
   showAdvanced: alias('field.type'),
   messageUrl: 'https://thepavilion.io/t/2809',

assets/javascripts/discourse/templates/components/wizard-custom-field.hbs

@@ -70,7 +70,7 @@
   url=messageUrl
   component='field'}}
 
-{{#if showMinLength}}
+{{#if showLengthControls}}
   <div class="setting">
     <div class="setting-label">
       <label>{{i18n 'admin.wizard.field.min_length'}}</label>
@@ -84,6 +84,20 @@
         class="small"}}
     </div>
   </div>
+
+   <div class="setting full">
+    <div class="setting-label">
+      <label>{{i18n 'admin.wizard.field.max_length'}}</label>
+    </div>
+
+    <div class="setting-value">
+      {{input
+        type="number"
+        name="max_length"
+        value=field.max_length
+        class="small"}}
+    </div>
+  </div>
 {{/if}}
 
 {{#if isUpload}}

config/locales/client.en.yml

@@ -164,6 +164,8 @@ en:
           required_label: "Field is Required"
           min_length: "Min Length"
           min_length_placeholder: "Minimum length in characters"
+          max_length: "Max Length"
+          max_length_placeholder: "Maximum length in characters"
           file_types: "File Types"
           limit: "Limit"
           property: "Property"

config/locales/server.en.yml

@@ -20,6 +20,7 @@ en:
     
     field:
       too_short: "%{label} must be at least %{min} characters"
+      too_long: "%{label} must not be more than %{max} characters"
       required: "%{label} is required."
       not_url: "%{label} must be a valid url"
       invalid_file: "%{label} must be a %{types}"

controllers/custom_wizard/admin/wizard.rb

@@ -97,6 +97,7 @@ class CustomWizard::AdminWizardController < CustomWizard::AdminController
           :key,
           :type,
           :min_length,
+          :max_length,
           :file_types,
           :format,
           :limit,

extensions/wizard_field.rb

@@ -5,6 +5,7 @@ module CustomWizardFieldExtension
               :image,
               :key,
               :min_length,
+              :max_length,
               :file_types,
               :format,
               :limit,
@@ -18,6 +19,7 @@ module CustomWizardFieldExtension
     @image = attrs[:image]
     @key = attrs[:key]
     @min_length = attrs[:min_length]
+    @max_length = attrs[:max_length]
     @file_types = attrs[:file_types]
     @format = attrs[:format]
     @limit = attrs[:limit]

lib/custom_wizard/builder.rb

@@ -158,6 +158,7 @@ class CustomWizard::Builder
     params[:image] = field_template['image'] if field_template['image']
     params[:key] = field_template['key'] if field_template['key']
     params[:min_length] = field_template['min_length'] if field_template['min_length']
+    params[:max_length] = field_template['max_length'] if field_template['max_length']
     params[:value] = prefill_field(field_template, step_template)
     
     if !build_opts[:reset] && (submission = @wizard.current_submission)

lib/custom_wizard/field.rb

@@ -3,14 +3,17 @@ class CustomWizard::Field
     @types ||= {
       text: {
         min_length: nil,
+        max_length:nil,
         prefill: nil
       },
       textarea: {
         min_length: nil,
+        max_length:nil,
         prefill: nil
       },
       composer: {
-        min_length: nil
+        min_length: nil,
+        max_length:nil,
       },
       text_only: {},
       date: {

lib/custom_wizard/validators/update.rb

@@ -21,6 +21,7 @@ class ::CustomWizard::UpdateValidator
     type = field.type
     required = field.required
     min_length = field.min_length if is_text_type(field)
+    max_length = field.max_length if is_text_type(field)
     file_types = field.file_types
     format = field.format
     
@@ -32,6 +33,10 @@ class ::CustomWizard::UpdateValidator
       @updater.errors.add(field_id, I18n.t('wizard.field.too_short', label: label, min: min_length.to_i))
     end
 
+    if max_length && value.is_a?(String) && value.strip.length > max_length.to_i
+      @updater.errors.add(field_id, I18n.t('wizard.field.too_long', label: label, max: max_length.to_i))
+    end
+
     if is_url_type(field) && !check_if_url(value)
       @updater.errors.add(field_id, I18n.t('wizard.field.not_url', label: label))
     end

spec/components/custom_wizard/update_validator_spec.rb

@@ -50,6 +50,31 @@ describe CustomWizard::UpdateValidator do
     ).to eq(I18n.t('wizard.field.too_short', label: 'Composer', min: min_length))
   end
 
+  it 'applies max length to text type fields' do
+    max_length = 100
+
+    @template[:steps][0][:fields][0][:max_length] = max_length
+    @template[:steps][0][:fields][1][:max_length] = max_length
+    @template[:steps][0][:fields][2][:max_length] = max_length
+
+    CustomWizard::Template.save(@template)
+    long_string = "Our Competitive Capability solution offers platforms a suite of wholesale offerings. In the future, will you be able to effectively revolutionize synergies in your business? In the emerging market space, industry is ethically investing its mission critical executive searches. Key players will take ownership of their capabilities by iteratively right-sizing world-class visibilities. "
+    updater = perform_validation('step_1', step_1_field_1: long_string)
+    expect(
+      updater.errors.messages[:step_1_field_1].first
+    ).to eq(I18n.t('wizard.field.too_long', label: 'Text', max: max_length))
+
+    updater = perform_validation('step_1', step_1_field_2: long_string)
+    expect(
+      updater.errors.messages[:step_1_field_2].first
+    ).to eq(I18n.t('wizard.field.too_long', label: 'Textarea', max: max_length))
+
+    updater = perform_validation('step_1', step_1_field_3: long_string)
+    expect(
+      updater.errors.messages[:step_1_field_3].first
+    ).to eq(I18n.t('wizard.field.too_long', label: 'Composer', max: max_length))
+  end
+
   it 'standardises boolean entries' do
     updater = perform_validation('step_2', step_2_field_5: 'false')
     expect(updater.submission['step_2_field_5']).to eq(false)