Initial commit

Block/Adminhtml/Order/View/VendorNotes.php

@@ -0,0 +1,57 @@
+<?php
+namespace Shopkeeper\VendorNotes\Block\Adminhtml\Order\View;
+
+use Magento\Backend\Block\Template;
+use Magento\Sales\Model\Order;
+use Magento\Framework\App\Config\ScopeConfigInterface;
+use Magento\Store\Model\ScopeInterface;
+
+class VendorNotes extends Template
+{
+    protected $_order;
+    protected $_scopeConfig;
+
+    public function __construct(
+        \Magento\Backend\Block\Template\Context $context,
+        \Magento\Sales\Model\Order $order,
+        ScopeConfigInterface $scopeConfig,
+        array $data = []
+    ) {
+        $this->_order = $order;
+        $this->_scopeConfig = $scopeConfig;
+        parent::__construct($context, $data);
+    }
+
+    public function getOrder()
+    {
+        return $this->_order->load($this->getRequest()->getParam('order_id'));
+    }
+
+    public function getVendorNotes()
+    {
+        $order = $this->getOrder();
+        $notes = [];
+        $vendorConfigPaths = [
+            'Thermo Fisher' => 'vendor_notes/general/thermo_fisher_note',
+            'Orion' => 'vendor_notes/general/orion_note',
+            'Nalgene' => 'vendor_notes/general/nalgene_note',
+            'Thermo Fisher Parts' => 'vendor_notes/general/thermo_fisher_parts_note'
+        ];
+
+        foreach ($order->getAllItems() as $item) {
+            $product = $item->getProduct();
+            $vendorId = $product->getData('vendor');
+            if ($vendorId) {
+                $vendorLabel = $product->getAttributeText('vendor');
+                if (isset($vendorConfigPaths[$vendorLabel])) {
+                    $note = $this->_scopeConfig->getValue($vendorConfigPaths[$vendorLabel], ScopeInterface::SCOPE_STORE);
+                    if ($note && !in_array($note, $notes)) {
+                        $notes[] = $note;
+                    }
+                }
+            }
+        }
+
+        return $notes;
+    }
+}