From 6c45779de17db0fd47783261f87d642770ff9efe Mon Sep 17 00:00:00 2001
From: sid597 <sid597athens@gmail.com>
Date: Mon, 22 Dec 2025 12:17:57 +0530
Subject: [PATCH 1/2] init schema to check if page and top level blocks exis

---
 .../roam/src/data/blockPropsSettingsConfig.ts |  3 +-
 apps/roam/src/utils/initBlockPropSettings.ts  | 47 +++++++++++++++++++
 2 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 apps/roam/src/utils/initBlockPropSettings.ts

diff --git a/apps/roam/src/data/blockPropsSettingsConfig.ts b/apps/roam/src/data/blockPropsSettingsConfig.ts
index 9b6b10987..54dc17ba3 100644
--- a/apps/roam/src/data/blockPropsSettingsConfig.ts
+++ b/apps/roam/src/data/blockPropsSettingsConfig.ts
@@ -1 +1,2 @@
-export const DG_BLOCK_PROP_SETTINGS_PAGE_TITLE ="roam/js/discourse-graph/block-prop-settings";
\ No newline at end of file
+export const DG_BLOCK_PROP_SETTINGS_PAGE_TITLE ="roam/js/discourse-graph/block-prop-settings";
+export const TOP_LEVEL_BLOCK_PROP_KEYS = { featureFlags: "Feature Flags" };
\ No newline at end of file
diff --git a/apps/roam/src/utils/initBlockPropSettings.ts b/apps/roam/src/utils/initBlockPropSettings.ts
new file mode 100644
index 000000000..6bf7fc9e3
--- /dev/null
+++ b/apps/roam/src/utils/initBlockPropSettings.ts
@@ -0,0 +1,47 @@
+import {
+  TOP_LEVEL_BLOCK_PROP_KEYS,
+  DG_BLOCK_PROP_SETTINGS_PAGE_TITLE,
+} from "~/data/blockPropsSettingsConfig";
+import getPageUidByPageTitle from "roamjs-components/queries/getPageUidByPageTitle";
+import getShallowTreeByParentUid from "roamjs-components/queries/getShallowTreeByParentUid";
+import { createPage, createBlock } from "roamjs-components/writes";
+
+const ensurePageExists = async (pageTitle: string): Promise<string> => {
+  let pageUid = getPageUidByPageTitle(pageTitle);
+
+  if (!pageUid) {
+    pageUid = window.roamAlphaAPI.util.generateUID();
+    await createPage({
+      title: pageTitle,
+      uid: pageUid,
+    });
+  }
+
+  return pageUid;
+};
+
+const ensureBlocksExist = async (pageUid: string): Promise<void> => {
+  const blockTexts = Object.values(TOP_LEVEL_BLOCK_PROP_KEYS);
+  const existingChildren = getShallowTreeByParentUid(pageUid);
+  const existingTexts = new Set(existingChildren.map((child) => child.text));
+
+  const missingBlocks = blockTexts.filter(
+    (blockText) => !existingTexts.has(blockText),
+  );
+
+  if (missingBlocks.length > 0) {
+    await Promise.all(
+      missingBlocks.map((blockText) =>
+        createBlock({
+          parentUid: pageUid,
+          node: { text: blockText },
+        }),
+      ),
+    );
+  }
+};
+
+export const initSchema = async () => {
+  const pageUid = await ensurePageExists(DG_BLOCK_PROP_SETTINGS_PAGE_TITLE);
+  await ensureBlocksExist(pageUid);
+};

From 3a4dff4723acf834b1389af0e0b2cdca5b81f8db Mon Sep 17 00:00:00 2001
From: sid597 <sid597athens@gmail.com>
Date: Mon, 22 Dec 2025 13:02:08 +0530
Subject: [PATCH 2/2] return the list of top level blocks mapped to their uid

---
 apps/roam/src/utils/initBlockPropSettings.ts | 35 +++++++++++++-------
 1 file changed, 23 insertions(+), 12 deletions(-)

diff --git a/apps/roam/src/utils/initBlockPropSettings.ts b/apps/roam/src/utils/initBlockPropSettings.ts
index 6bf7fc9e3..38f027b86 100644
--- a/apps/roam/src/utils/initBlockPropSettings.ts
+++ b/apps/roam/src/utils/initBlockPropSettings.ts
@@ -20,28 +20,39 @@ const ensurePageExists = async (pageTitle: string): Promise<string> => {
   return pageUid;
 };
 
-const ensureBlocksExist = async (pageUid: string): Promise<void> => {
+const ensureBlocksExist = async (
+  pageUid: string,
+): Promise<Record<string, string>> => {
   const blockTexts = Object.values(TOP_LEVEL_BLOCK_PROP_KEYS);
   const existingChildren = getShallowTreeByParentUid(pageUid);
-  const existingTexts = new Set(existingChildren.map((child) => child.text));
 
-  const missingBlocks = blockTexts.filter(
-    (blockText) => !existingTexts.has(blockText),
-  );
+  const blockMap: Record<string, string> = {};
+  existingChildren.forEach((child) => {
+    blockMap[child.text] = child.uid;
+  });
+
+  const missingBlocks = blockTexts.filter((blockText) => !blockMap[blockText]);
 
   if (missingBlocks.length > 0) {
-    await Promise.all(
-      missingBlocks.map((blockText) =>
-        createBlock({
+    const createdBlocks = await Promise.all(
+      missingBlocks.map(async (blockText) => {
+        const uid = await createBlock({
           parentUid: pageUid,
           node: { text: blockText },
-        }),
-      ),
+        });
+        return { text: blockText, uid };
+      }),
     );
+
+    createdBlocks.forEach((block) => {
+      blockMap[block.text] = block.uid;
+    });
   }
+
+  return blockMap;
 };
 
-export const initSchema = async () => {
+export const initSchema = async (): Promise<Record<string, string>> => {
   const pageUid = await ensurePageExists(DG_BLOCK_PROP_SETTINGS_PAGE_TITLE);
-  await ensureBlocksExist(pageUid);
+  return await ensureBlocksExist(pageUid);
 };