From 1c7473afdca9272386d76174dd26e8a12e04a966 Mon Sep 17 00:00:00 2001
From: "Shahid N. Shah" <shahid@shah.org>
Date: Thu, 27 Jun 2024 23:22:14 -0400
Subject: [PATCH] feat:  FHIR APIs should be easier to find in Swagger UI
 closes #75

---
 hub-prime/src/main/resources/application.yml  |  2 ++
 .../templates/page/docs/swagger-ui.html       | 29 ++++++++++++++++++-
 2 files changed, 30 insertions(+), 1 deletion(-)
diff --git a/hub-prime/src/main/resources/application.yml b/hub-prime/src/main/resources/application.yml
index effa6df8fc6..07a3586b17d 100644
--- a/hub-prime/src/main/resources/application.yml
+++ b/hub-prime/src/main/resources/application.yml
@@ -43,6 +43,8 @@ springdoc:
   api-docs:
     path: /docs/api/openapi
   swagger-ui.path: /docs/api/interactive/index.html
+  swagger-ui:
+    doc-expansion: none
   show-actuator: true 
 
 server:
diff --git a/hub-prime/src/main/resources/templates/page/docs/swagger-ui.html b/hub-prime/src/main/resources/templates/page/docs/swagger-ui.html
index 6b6181cf915..6e94222d7dd 100644
--- a/hub-prime/src/main/resources/templates/page/docs/swagger-ui.html
+++ b/hub-prime/src/main/resources/templates/page/docs/swagger-ui.html
@@ -4,11 +4,38 @@
 
 <head>
     <title>Documentation</title>
+    <script>
+        function finalizeDisplay(iframe) {
+            const iframeDocument = iframe.contentDocument || iframe.contentWindow.document;
+            let checkAndDisplayIntervalID = null;
+
+            function displayImportantGroups() {
+                const expandBtn = iframeDocument.querySelector(`#operations-tag-TechBD_Hub_FHIR_Endpoints > button`);
+                if (expandBtn) {
+                    expandBtn.click();
+                    clearInterval(checkAndDisplayIntervalID); // Stop checking once the button is found and clicked
+                }
+            }
+
+            function checkAndDisplay() {
+                checkAndDisplayIntervalID = setInterval(() => {
+                    displayImportantGroups();
+                }, 250); // Check every 250 milliseconds until expand button is available
+            }
+
+            if (iframeDocument.readyState === 'complete') {
+                checkAndDisplay();
+            } else {
+                iframeDocument.addEventListener('DOMContentLoaded', checkAndDisplay);
+            }
+        }
+    </script>
 </head>
 
 <body>
     <div layout:fragment="content">
-        <iframe th:src="@{/docs/api/interactive/index.html}" class="w-full min-h-screen"></iframe>
+        <iframe th:src="@{/docs/api/interactive/index.html}" onload="finalizeDisplay(this)"
+            class="w-full min-h-screen"></iframe>
     </div>
 </body>
 
