fix(db-postgres): x3 and more nested blocks regression (#12770)

packages/drizzle/src/schema/traverseFields.ts

@@ -387,6 +387,7 @@ export const traverseFields = ({
           if (typeof blocksTableNameMap[blockTableName] === 'undefined') {
             blocksTableNameMap[blockTableName] = 1
           } else if (
+            !adapter.rawTables[blockTableName] ||
             !validateExistingBlockIsIdentical({
               block,
               localized: field.localized,

test/database/config.ts

@@ -72,6 +72,33 @@ export default buildConfigWithDefaults({
           name: 'number',
           type: 'number',
         },
+        {
+          type: 'blocks',
+          name: 'blocks',
+          blocks: [
+            {
+              slug: 'block',
+              fields: [
+                {
+                  type: 'blocks',
+                  name: 'nested',
+                  blocks: [
+                    {
+                      slug: 'block',
+                      fields: [
+                        {
+                          type: 'blocks',
+                          name: 'nested',
+                          blocks: [],
+                        },
+                      ],
+                    },
+                  ],
+                },
+              ],
+            },
+          ],
+        },
         {
           type: 'tabs',
           tabs: [

test/database/int.spec.ts

@@ -2666,4 +2666,28 @@ describe('database', () => {
       expect((e as ValidationError).message).toEqual('The following field is invalid: slugField')
     }
   })
+
+  it('should support x3 nesting blocks', async () => {
+    const res = await payload.create({
+      collection: 'posts',
+      data: {
+        title: 'title',
+        blocks: [
+          {
+            blockType: 'block',
+            nested: [
+              {
+                blockType: 'block',
+                nested: [],
+              },
+            ],
+          },
+        ],
+      },
+    })
+
+    expect(res.blocks).toHaveLength(1)
+    expect(res.blocks[0]?.nested).toHaveLength(1)
+    expect(res.blocks[0]?.nested[0]?.nested).toHaveLength(0)
+  })
 })

test/database/payload-types.ts

@@ -84,6 +84,7 @@ export interface Config {
     'compound-indexes': CompoundIndex;
     aliases: Alias;
     'blocks-docs': BlocksDoc;
+    'unique-fields': UniqueField;
     users: User;
     'payload-locked-documents': PayloadLockedDocument;
     'payload-preferences': PayloadPreference;
@@ -108,6 +109,7 @@ export interface Config {
     'compound-indexes': CompoundIndexesSelect<false> | CompoundIndexesSelect<true>;
     aliases: AliasesSelect<false> | AliasesSelect<true>;
     'blocks-docs': BlocksDocsSelect<false> | BlocksDocsSelect<true>;
+    'unique-fields': UniqueFieldsSelect<false> | UniqueFieldsSelect<true>;
     users: UsersSelect<false> | UsersSelect<true>;
     'payload-locked-documents': PayloadLockedDocumentsSelect<false> | PayloadLockedDocumentsSelect<true>;
     'payload-preferences': PayloadPreferencesSelect<false> | PayloadPreferencesSelect<true>;
@@ -178,6 +180,21 @@ export interface Post {
   localized?: string | null;
   text?: string | null;
   number?: number | null;
+  blocks?:
+    | {
+        nested?:
+          | {
+              nested?: unknown[] | null;
+              id?: string | null;
+              blockName?: string | null;
+              blockType: 'block';
+            }[]
+          | null;
+        id?: string | null;
+        blockName?: string | null;
+        blockType: 'block';
+      }[]
+    | null;
   D1?: {
     D2?: {
       D3?: {
@@ -525,6 +542,16 @@ export interface BlocksDoc {
   updatedAt: string;
   createdAt: string;
 }
+/**
+ * This interface was referenced by `Config`'s JSON-Schema
+ * via the `definition` "unique-fields".
+ */
+export interface UniqueField {
+  id: string;
+  slugField?: string | null;
+  updatedAt: string;
+  createdAt: string;
+}
 /**
  * This interface was referenced by `Config`'s JSON-Schema
  * via the `definition` "users".
@@ -617,6 +644,10 @@ export interface PayloadLockedDocument {
         relationTo: 'blocks-docs';
         value: string | BlocksDoc;
       } | null)
+    | ({
+        relationTo: 'unique-fields';
+        value: string | UniqueField;
+      } | null)
     | ({
         relationTo: 'users';
         value: string | User;
@@ -682,6 +713,27 @@ export interface PostsSelect<T extends boolean = true> {
   localized?: T;
   text?: T;
   number?: T;
+  blocks?:
+    | T
+    | {
+        block?:
+          | T
+          | {
+              nested?:
+                | T
+                | {
+                    block?:
+                      | T
+                      | {
+                          nested?: T | {};
+                          id?: T;
+                          blockName?: T;
+                        };
+                  };
+              id?: T;
+              blockName?: T;
+            };
+      };
   D1?:
     | T
     | {
@@ -997,6 +1049,15 @@ export interface BlocksDocsSelect<T extends boolean = true> {
   updatedAt?: T;
   createdAt?: T;
 }
+/**
+ * This interface was referenced by `Config`'s JSON-Schema
+ * via the `definition` "unique-fields_select".
+ */
+export interface UniqueFieldsSelect<T extends boolean = true> {
+  slugField?: T;
+  updatedAt?: T;
+  createdAt?: T;
+}
 /**
  * This interface was referenced by `Config`'s JSON-Schema
  * via the `definition` "users_select".

test/database/up-down-migration/migrations/20250611_163948.json

@@ -1,5 +1,5 @@
 {
-  "id": "945960df-cc37-406f-a343-58ea672a2286",
+  "id": "353cac31-1e1a-4190-8584-025abe855faa",
   "prevId": "00000000-0000-0000-0000-000000000000",
   "version": "7",
   "dialect": "postgresql",

test/database/up-down-migration/migrations/20250611_163948.ts

@@ -1,4 +1,4 @@
-import type { MigrateDownArgs, MigrateUpArgs } from '@payloadcms/db-postgres'
+import type { MigrateDownArgs, MigrateUpArgs} from '@payloadcms/db-postgres';
 
 import { sql } from '@payloadcms/db-postgres'
 

test/database/up-down-migration/migrations/index.ts

@@ -1,9 +1,9 @@
-import * as migration_20250528_153134 from './20250528_153134.js'
+import * as migration_20250611_163948 from './20250611_163948.js'
 
 export const migrations = [
   {
-    up: migration_20250528_153134.up,
-    down: migration_20250528_153134.down,
-    name: '20250528_153134',
+    up: migration_20250611_163948.up,
+    down: migration_20250611_163948.down,
+    name: '20250611_163948',
   },
 ]