fix for #46: "This product is currently unavailable in your region"

epic-games.js

@@ -145,7 +145,13 @@ try {
       // it then creates an iframe for the purchase
       await page.waitForSelector('#webPurchaseContainer iframe'); // TODO needed?
       const iframe = page.frameLocator('#webPurchaseContainer iframe');
-      await iframe.locator('button:has-text("Place Order")').click();
+      if (await Promise.any([
+        iframe.locator('button:has-text("Place Order")').click(),
+        iframe.locator(':has-text("unavailable in your region")').waitFor().then(_ => 'unavailable'),
+      ]) == 'unavailable') { // can't continue loop from the promise
+        console.error('  This product is unavailable in your region!');
+        continue;
+      };
 
       // I Agree button is only shown for EU accounts! https://github.com/vogler/free-games-claimer/pull/7#issuecomment-1038964872
       const btnAgree = iframe.locator('button:has-text("I Agree")');