Updated ui form by adding treejs

Api/Data/MenuInterface.php

@@ -0,0 +1,43 @@
+<?php
+
+ namespace UpSage\Menu\Api\Data;
+
+ interface MenuInterface {
+
+  const MENU_ID = 'menu_id';
+  const IDENTIFIER = 'identifier';
+  const TITLE = 'title';
+  const CONTENT = 'content';
+  const CREATION_TIME = 'creation_time';
+  const UPDATE_TIME = 'update_time';
+  const IS_ACTIVE = 'is_active';
+
+  public function getId();
+
+  public function getIdentifier();
+
+  public function getTitle();
+
+  public function getContent();
+
+  public function getCreationTime();
+
+  public function getUpdateTime();
+
+  public function isActive();
+
+  public function setId($id);
+
+  public function setIdentifier($identifier);
+
+  public function setTitle($title);
+
+  public function setContent($content);
+
+  public function setCreationTime($creationTime);
+
+  public function setUpdateTime($updateTime);
+
+  public function setIsActive($isActive);
+
+ }

Api/Data/MenuSearchResultsInterface.php

@@ -0,0 +1,10 @@
+<?php
+
+ namespace UpSage\Menu\Api\Data;
+
+ use Magento\Framework\Api\SearchResultsInterface;
+
+ interface MenuSearchResultsInterface extends SearchResultsInterface {
+  public function getItems();
+  public function setItems(array $items);
+ }

Api/GetMenuByIdentifierInterface.php

@@ -0,0 +1,7 @@
+<?php
+
+ namespace UpSage\Menu\Api;
+
+ interface GetMenuByIdentifierInterface {
+  public function execute(string $identifier, int $storeId) : \UpSage\Menu\Api\Data\MenuInterface;
+ }

Api/MenuRepositoryInterface.php

@@ -0,0 +1,17 @@
+<?php
+
+ namespace UpSage\Menu\Api;
+
+ interface MenuRepositoryInterface {
+
+  public function save(Data\MenuInterface $menu);
+
+  public function getById($menuId);
+
+  public function getList(\Magento\Framework\Api\SearchCriteriaInterface $searchCriteria);
+
+  public function delete(Data\MenuInterface $menu);
+
+  public function deleteById($menuId);
+
+ }

Block/Adminhtml/Menu.php

@@ -0,0 +1,15 @@
+<?php
+
+ namespace UpSage\Menu\Block\Adminhtml;
+
+ class Menu extends \Magento\Backend\Block\Widget\Grid\Container {
+
+  protected function _construct() {
+   $this->_blockGroup = 'UpSage_Menu';
+   $this->_controller = 'adminhtml_menu';
+   $this->_headerText = __('Menus');
+   $this->_addButtonLabel = __('Add New Menu');
+   parent::_construct();
+  }
+
+ }

Block/Adminhtml/Menu/Edit/BackButton.php

@@ -0,0 +1,22 @@
+<?php
+
+ namespace UpSage\Menu\Block\Adminhtml\Menu\Edit;
+
+ use Magento\Framework\View\Element\UiComponent\Control\ButtonProviderInterface;
+
+ class BackButton extends GenericButton implements ButtonProviderInterface {
+
+  public function getButtonData() {
+   return [
+    'label' => __('Back'),
+    'on_click' => sprintf("location.href = '%s';", $this->getBackUrl()),
+    'class' => 'back',
+    'sort_order' => 10
+   ];
+  }
+
+  public function getBackUrl() {
+   return $this->getUrl('*/*/');
+  }
+
+ }

Block/Adminhtml/Menu/Edit/DeleteButton.php

@@ -0,0 +1,26 @@
+<?php
+
+ namespace UpSage\Menu\Block\Adminhtml\Menu\Edit;
+
+ use Magento\Framework\View\Element\UiComponent\Control\ButtonProviderInterface;
+
+ class DeleteButton extends GenericButton implements ButtonProviderInterface {
+
+  public function getButtonData() {
+   $data = [];
+   if($this->getMenuId()) {
+    $data = [
+     'label' => __('Delete Menu'),
+     'class' => 'delete',
+     'on_click' => 'deleteConfirm(\'' . __('Are you sure you want to do this?') . '\', \'' . $this->getDeleteUrl() . '\', {"data": {}})',
+     'sort_order' => 20,
+    ];
+   }
+   return $data;
+  }
+
+  public function getDeleteUrl() {
+   return $this->getUrl('*/*/delete', ['menu_id' => $this->getMenuId()]);
+  }
+
+ }

Block/Adminhtml/Menu/Edit/GenericButton.php

@@ -0,0 +1,36 @@
+<?php
+
+ namespace UpSage\Menu\Block\Adminhtml\Menu\Edit;
+
+ use Magento\Backend\Block\Widget\Context;
+ use UpSage\Menu\Api\MenuRepositoryInterface;
+ use Magento\Framework\Exception\NoSuchEntityException;
+
+ class GenericButton {
+
+  protected $context;
+
+  protected $menuRepository;
+
+  public function __construct(
+   Context $context,
+   MenuRepositoryInterface $menuRepository
+  ) {
+   $this->context = $context;
+   $this->menuRepository = $menuRepository;
+  }
+
+  public function getMenuId() {
+   try {
+    return $this->menuRepository->getById(
+     $this->context->getRequest()->getParam('menu_id')
+    )->getId();
+   } catch (NoSuchEntityException $e) {}
+   return null;
+  }
+
+  public function getUrl($route = '', $params = []) {
+   return $this->context->getUrlBuilder()->getUrl($route, $params);
+  }
+
+ }

Block/Adminhtml/Menu/Edit/SaveButton.php

@@ -0,0 +1,82 @@
+<?php
+
+ namespace UpSage\Menu\Block\Adminhtml\Menu\Edit;
+
+ use Magento\Framework\View\Element\UiComponent\Control\ButtonProviderInterface;
+ use Magento\Ui\Component\Control\Container;
+
+ class SaveButton extends GenericButton implements ButtonProviderInterface {
+
+  public function getButtonData() {
+   return [
+    'label' => __('Save'),
+    'class' => 'save primary',
+    'data_attribute' => [
+     'mage-init' => [
+      'buttonAdapter' => [
+       'actions' => [
+        [
+         'targetName' => 'upsage_menu_form.upsage_menu_form',
+         'actionName' => 'save',
+         'params' => [
+          true,
+          ['back' => 'continue']
+         ]
+        ]
+       ]
+      ]
+     ]
+    ],
+    'class_name' => Container::SPLIT_BUTTON,
+    'options' => $this->getOptions(),
+    'dropdown_button_aria_label' => __('Save options'),
+   ];
+  }
+
+  private function getOptions() {
+   $options = [
+    [
+     'label' => __('Save & Duplicate'),
+     'id_hard' => 'save_and_duplicate',
+     'data_attribute' => [
+      'mage-init' => [
+       'buttonAdapter' => [
+        'actions' => [
+         [
+          'targetName' => 'upsage_menu_form.upsage_menu_form',
+          'actionName' => 'save',
+          'params' => [
+            true,
+            ['back' => 'duplicate']
+          ]
+         ]
+        ]
+       ]
+      ]
+     ]
+    ],
+    [
+     'id_hard' => 'save_and_close',
+     'label' => __('Save & Close'),
+     'data_attribute' => [
+      'mage-init' => [
+       'buttonAdapter' => [
+        'actions' => [
+         [
+          'targetName' => 'upsage_menu_form.upsage_menu_form',
+          'actionName' => 'save',
+          'params' => [
+           true,
+           ['back' => 'close']
+          ]
+         ]
+        ]
+       ]
+      ]
+     ]
+    ]
+   ];
+   return $options;
+  }
+
+ }

Block/Adminhtml/Menu/Widget/Chooser.php

@@ -0,0 +1,111 @@
+<?php
+
+ namespace UpSage\Menu\Block\Adminhtml\Menu\Widget;
+
+ class Chooser extends \Magento\Backend\Block\Widget\Grid\Extended {
+
+  protected $_menuFactory;
+
+  protected $_collectionFactory;
+
+  public function __construct(
+   \Magento\Backend\Block\Template\Context $context,
+   \Magento\Backend\Helper\Data $backendHelper,
+   \UpSage\Menu\Model\MenuFactory $menuFactory,
+   \UpSage\Menu\Model\ResourceModel\Menu\CollectionFactory $collectionFactory,
+   array $data = []
+  ) {
+   $this->_menuFactory = $menuFactory;
+   $this->_collectionFactory = $collectionFactory;
+   parent::__construct($context, $backendHelper, $data);
+  }
+
+  protected function _construct() {
+   parent::_construct();
+   $this->setDefaultSort('menu_identifier');
+   $this->setDefaultDir('ASC');
+   $this->setUseAjax(true);
+   $this->setDefaultFilter(['chooser_is_active' => '1']);
+  }
+
+  public function prepareElementHtml(\Magento\Framework\Data\Form\Element\AbstractElement $element) {
+   $uniqId = $this->mathRandom->getUniqueHash($element->getId());
+   $sourceUrl = $this->getUrl('upsage/menu_widget/chooser', ['uniq_id' => $uniqId]);
+   $chooser = $this->getLayout()->createBlock(
+    \Magento\Widget\Block\Adminhtml\Widget\Chooser::class
+   )->setElement(
+    $element
+   )->setConfig(
+    $this->getConfig()
+   )->setFieldsetId(
+    $this->getFieldsetId()
+   )->setSourceUrl(
+    $sourceUrl
+   )->setUniqId(
+    $uniqId
+   );
+
+   if($element->getValue()) {
+    $menu = $this->_menuFactory->create()->load($element->getValue());
+    if($menu->getId()) {
+     $chooser->setLabel($this->escapeHtml($menu->getTitle()));
+    }
+   }
+
+   $element->setData('after_element_html', $chooser->toHtml());
+   return $element;
+  }
+
+  public function getRowClickCallback() {
+   $chooserJsObject = $this->getId();
+   $js = '
+    function (grid, event) {
+     var trElement = Event.findElement(event, "tr");
+     var menuId = trElement.down("td").innerHTML.replace(/^\s+|\s+$/g,"");
+     var menuTitle = trElement.down("td").next().innerHTML;' .
+     $chooserJsObject . '.setElementValue(menuId); ' .
+     $chooserJsObject . '.setElementLabel(menuTitle); ' .
+     $chooserJsObject . '.close();
+    }
+   ';
+   return $js;
+  }
+
+  protected function _prepareCollection() {
+   $this->setCollection($this->_collectionFactory->create());
+   return parent::_prepareCollection();
+  }
+
+  protected function _prepareColumns() {
+
+   $this->addColumn(
+    'chooser_id',
+    ['header' => __('ID'), 'align' => 'right', 'index' => 'menu_id', 'width' => 50]
+   );
+
+   $this->addColumn('chooser_title', ['header' => __('Title'), 'align' => 'left', 'index' => 'title']);
+
+   $this->addColumn(
+    'chooser_identifier',
+    ['header' => __('Identifier'), 'align' => 'left', 'index' => 'identifier']
+   );
+
+   $this->addColumn(
+    'chooser_is_active',
+    [
+     'header' => __('Status'),
+     'index' => 'is_active',
+     'type' => 'options',
+     'options' => [0 => __('Disabled'), 1 => __('Enabled')]
+    ]
+   );
+
+   return parent::_prepareColumns();
+
+  }
+
+  public function getGridUrl() {
+   return $this->getUrl('upsage/menu_widget/chooser', ['_current' => true]);
+  }
+
+ }