fix(issuer): improve header checking and fix sample

Author: sajclarke

packages/polymath-issuer/public/whitelist-sample.csv

@@ -1,4 +1,4 @@
-Address,Sale Lockup,Purchase Lockup,KYC/AML Expiry,Can Buy From STO,Exempt From % Ownership,Is Accredited,Non-Accredited Limit
+ETH Address,Sell Restriction Date,Buy Restriction Date,KYC/AML Expiry Date,Can Buy From STO,Exempt From % Ownership,Is Accredited,Non-Accredited Limit
 0x592E80AD45c08aba6C5bBd2d5C5A097BDF35Dee1,1/1/22,6/4/24,1/1/21,TRUE,TRUE,TRUE,
 0xd9f346Bf88cA2cb7e11B0106018DE80A0169764D,12/21/30,12/21/30,10/10/24,TRUE,,TRUE,
 0xA1833Cd1a3e72335DE0b6945b5d83247F234d6e8,,,12/1/25,,TRUE,,1000

packages/polymath-issuer/src/actions/compliance.js

@@ -238,7 +238,7 @@ export const exportWhitelist = () => async (
 
     // eslint-disable-next-line max-len
     let csvContent =
-      'Address,Sale Lockup,Purchase Lockup,KYC/AML Expiry,Can Buy From STO,Exempt From % Ownership';
+      'ETH Address,Sell Restriction Date,Buy Restriction Date,KYC/AML Expiry Date,Can Buy From STO,Exempt From % Ownership,Is Accredited,Non-Accredited Limit';
 
     if (sto.stage === STAGE_OVERVIEW && sto.details.type === 'USDTieredSTO') {
       csvContent += ',Is Accredited,Non-Accredited Limit';

packages/polymath-issuer/src/utils/parsers/index.js

@@ -87,14 +87,17 @@ const checkCSVHeaders = data => {
   // Split the input into lines
   let rows = data.split('\n');
   const header_row = rows[0].split(',');
-  const default_headers =
-    'Address,Sale Lockup,Purchase Lockup,KYC/AML Expiry,Can Buy From STO,Exempt From % Ownership';
+  const required_keywords =
+    'ETH Address,Sell Restriction Date,Buy Restriction Date,KYC/AML Expiry Date,Can Buy From STO,Exempt From % Ownership';
   let errorMsg = false;
-  const cells = default_headers.split(',');
-  for (let i = 1; i < cells.length; i++) {
+  const cells = required_keywords.split(',');
+  for (let i = 0; i < cells.length; i++) {
     const result = header_row.includes(cells[i]);
     if (!result) {
-      errorMsg = 'The header row is missing fields';
+      errorMsg =
+        "The header row is missing or has misspelt the field '" +
+        cells[i] +
+        "'";
       break;
     }
   }