inform the developer about failed API initialization due to missing svId

fixes https://github.com/handsontable/spreadsheet-viewer-dev/issues/935
handsontable · Oct 21, 2021 · ebb5299 · ebb5299
1 parent 02fa117
commit ebb5299
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diff --git a/cypress/snapshots/ui/welcome.spec.js/should show developer welcome screen.snap.png b/cypress/snapshots/ui/welcome.spec.js/should show developer welcome screen.snap.png
diff --git a/src/client-library/clientLibrary.ts b/src/client-library/clientLibrary.ts
@@ -261,6 +261,10 @@ export const SpreadsheetViewer: SpreadsheetViewer = (options: unknown) => {
       // creating the iframe. This ensures that we only handle messages for
       // just the iframe that was created during this `SpreadsheetViewer` call.
       if (id !== svId) {
+        if (id?.indexOf('random-') >= -1) {
+          console.warn(`Spreadsheet Viewer responded with a random 'svId' (${id}) that is different from the 'svId' (${svId}) generated by the client library. 
+Perhaps the server has removed the 'svId' query string parameter using a redirection?`);
+        }
         return;
       }
 

diff --git a/src/sv/components/DeveloperWelcomeScreen/index.tsx b/src/sv/components/DeveloperWelcomeScreen/index.tsx
@@ -7,6 +7,10 @@ export const DeveloperWelcomeScreen = () => {
       <p>
         Hello, developer!
       </p>
+      <p>
+        You have successfully reached the frame assets of Spreadsheet Viewer. However, the integration is
+        not done, because this document was not initialized by one of the APIs mentioned below.
+      </p>
       <p>
         This app is intended to be run:
       </p>