From f7b6c68237cf21ae6994a74b2bfcc7a1175af40f Mon Sep 17 00:00:00 2001
From: Oliver <oliver.henry.walters@gmail.com>
Date: Wed, 20 Oct 2021 22:37:54 +1100
Subject: [PATCH] Pre-fill the form with the remaining allocation quantity

---
 InvenTree/templates/js/translated/order.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/InvenTree/templates/js/translated/order.js b/InvenTree/templates/js/translated/order.js
index 7cadfe453d..93445afea8 100644
--- a/InvenTree/templates/js/translated/order.js
+++ b/InvenTree/templates/js/translated/order.js
@@ -1641,6 +1641,13 @@ function loadSalesOrderLineItemTable(table, options={}) {
 
             var line_item = $(table).bootstrapTable('getRowByUniqueId', pk);
 
+            // Quantity remaining to be allocated
+            var remaining = (line_item.quantity || 0) - (line_item.allocated || 0);
+
+            if (remaining < 0) {
+                remaining = 0;
+            }
+
             var fields = {
                 // SalesOrderLineItem reference
                 line: {
@@ -1657,6 +1664,7 @@ function loadSalesOrderLineItemTable(table, options={}) {
                     } 
                 },
                 quantity: {
+                    value: remaining,
                 },
             };