[PBNTR-888] Adding Select Validity Message

playbook/app/entrypoints/playbook-rails.js

@@ -61,6 +61,9 @@ PbRadio.start()
 import PbDraggable from 'kits/pb_draggable'
 PbDraggable.start()
 
+import PbSelect from 'kits/pb_select'
+PbSelect.start()
+
 import 'flatpickr'
 
 // React-Rendered Rails Kits =====

playbook/app/pb_kits/playbook/pb_form/docs/_form_form_with_validate.html.erb

@@ -32,7 +32,7 @@
   <%= form.url_field :example_url_field_validation, props: { label: true, required: true } %>
   <%= form.text_area :example_text_area_validation, props: { label: true, required: true } %>
   <%= form.dropdown_field :example_dropdown_validation, props: { label: true, options: example_dropdown_options, required: true } %>
-  <%= form.select :example_select_validation, [ ["Yes", 1], ["No", 2] ], props: { label: true, blank_selection: "Select One...", required: true } %>
+  <%= form.select :example_select_validation, [ ["Yes", 1], ["No", 2] ], props: { label: true, blank_selection: "Select One...", required: true, validation_message: "Please, select an option." } %>
   <%= form.collection_select :example_collection_select_validation, example_collection, :value, :name, props: { label: true, blank_selection: "Select One...", required: true } %>
   <%= form.check_box :example_checkbox, props: { text: "Example Checkbox", label: true, required: true } %>
   <%= form.date_picker :example_date_picker_2, props: { label: true, required: true } %>

playbook/app/pb_kits/playbook/pb_select/index.js

@@ -0,0 +1,38 @@
+import PbEnhancedElement from "../pb_enhanced_element";
+
+const SELECT_WRAPPER_SELECTOR = "[data-pb-select]";
+const SELECT_VALIDATION_MESSAGE_CLASS = ".pb_body_kit_negative";
+
+export default class PbSelect extends PbEnhancedElement {
+  static get selector() {
+    return SELECT_WRAPPER_SELECTOR;
+  }
+
+  connect() {
+    this.setValidationMessage();
+  }
+
+  setValidationMessage() {
+    const validationMessage = this.element.dataset?.validationMessage;
+
+    if (validationMessage) {
+      const selectElement = this.element.querySelector("select");
+      const setErrorTextContent = (text, timeout) => {
+        setTimeout(() => {
+          const errorMessageElement = this.element.querySelector(SELECT_VALIDATION_MESSAGE_CLASS);
+          if (errorMessageElement) {
+            errorMessageElement.textContent = text;
+          } else {
+            setErrorTextContent(text, 100);
+          }
+        }, timeout);
+      };
+
+      selectElement.addEventListener("change", (e) => {
+        if (!e.target.checkValidity()) {
+          setErrorTextContent(validationMessage, 300);
+        }
+      });
+    }
+  }
+}

playbook/app/pb_kits/playbook/pb_select/select.rb

@@ -21,6 +21,7 @@ class Select < Playbook::KitBase
       prop :options, type: Playbook::Props::HashArray, required: false, default: []
       prop :show_arrow, type: Playbook::Props::Boolean, default: false
       prop :required, type: Playbook::Props::Boolean, default: false
+      prop :validation_message, type: Playbook::Props::String, default: ""
 
       def classnames
         classname + inline_class + compact_class + show_arrow_class
@@ -88,6 +89,13 @@ def angle_down_path
         "app/pb_kits/playbook/utilities/icons/angle-down.svg"
       end
 
+      def data_attributes
+        data = attributes[:data] || {}
+        data.merge!("data-pb-select" => true)
+        data.merge!("data-validation-message" => validation_message) if validation_message.present?
+        data
+      end
+
     private
 
       def error_class