Add customer-specific pricing to POS (close #6)

action.php

@@ -253,6 +253,16 @@ END;
             'cost',
             'price'
                 ], $where);
+
+        if (!empty($VARS['customer']) && $database->has('customers', ['customerid' => $VARS['customer']])) {
+            for ($n = 0; $n < count($items); $n++) {
+                $i = $items[$n];
+                if ($database->has('customer_pricing', ['AND' => ['itemid' => $i['id'], 'customerid' => $VARS['customer']]])) {
+                    $items[$n]['price'] = $database->get('customer_pricing', 'price', ['AND' => ['itemid' => $i['id'], 'customerid' => $VARS['customer']]]);
+                }
+            }
+        }
+
         $items = (count($items) > 0 ? $items : false);
         exit(json_encode(["status" => "OK", "items" => $items]));
     case "customersearch":

lang/en_us.php

@@ -71,5 +71,6 @@ define("STRINGS", [
     "add customer price" => "Add Customer Price",
     "delete" => "Delete",
     "cancel" => "Cancel",
-    "price" => "Price"
+    "price" => "Price",
+    "finish" => "Finish"
 ]);

static/js/pos_items.js

@@ -74,7 +74,8 @@ function findItem(q) {
     }
     $.get("action.php", {
         action: "itemsearch",
-        q: q
+        q: q,
+        customer: customerid
     }, function (data) {
         if (data['items'].length == 1) {
             decodeThenAddItem(data['items'][0]);