IO-1693 Allow 0 line supplements.

client/src/components/jobs-available-table/jobs-available-supplement.estlines.util.js

@@ -37,7 +37,6 @@ export const GetSupplementDelta = async (client, jobId, newLines) => {
   });
 
   //Wahtever is left in the existing lines, are lines that should be removed.
-
   const insertQueries = linesToInsert.reduce((acc, value, idx) => {
     return acc + generateInsertQuery(value, idx, jobId);
   }, "");
@@ -49,6 +48,13 @@ export const GetSupplementDelta = async (client, jobId, newLines) => {
   const removeQueries = existingLines.reduce((acc, value, idx) => {
     return acc + generateRemoveQuery(value, idx);
   }, "");
+  console.log(insertQueries, updateQueries, removeQueries);
+
+  if ((insertQueries + updateQueries + removeQueries).trim() === "") {
+    return new Promise((resolve, reject) => {
+      resolve(null);
+    });
+  }
 
   return new Promise((resolve, reject) => {
     resolve(gql`

client/src/components/jobs-available-table/jobs-available-table.container.jsx

@@ -220,12 +220,13 @@ export function JobsAvailableContainer({
       );
 
       delete supp.joblines;
+      if (suppDelta !== null) {
         await client.mutate({
           mutation: gql`
             ${suppDelta}
           `,
         });
-
+      }
       const updateResult = await updateJob({
         variables: {
           jobId: selectedJob,