fix: #1808, arrays and blocks now save localized nested field data upon reordering rows

.vscode/launch.json

@@ -39,7 +39,7 @@
         "--nolazy"
       ],
       "args": [
-        "fields"
+        "localization"
       ]
     },
   ]

src/fields/hooks/beforeChange/getExistingRowDoc.ts

@@ -5,9 +5,17 @@
   * Otherwise, return an empty object.
  */
 
-export const getExistingRowDoc = (incomingRow: Record<string, unknown>, existingRow?: Record<string, unknown>): Record<string, unknown> => {
+export const getExistingRowDoc = (incomingRow: Record<string, unknown>, existingRows?: unknown): Record<string, unknown> => {
-  if (incomingRow.id && incomingRow.id === existingRow?.id) {
+  if (incomingRow.id && Array.isArray(existingRows)) {
-    return existingRow;
+    const matchedExistingRow = existingRows.find((existingRow) => {
+      if (typeof existingRow === 'object' && 'id' in existingRow) {
+        if (existingRow.id === incomingRow.id) return existingRow;
+      }
+
+      return false;
+    });
+
+    if (matchedExistingRow) return matchedExistingRow;
   }
 
   return {};

src/fields/hooks/beforeChange/promise.ts

@@ -223,8 +223,8 @@ export const promise = async ({
             path: `${path}${field.name}.${i}.`,
             req,
             siblingData: row,
-            siblingDoc: getExistingRowDoc(row, siblingDoc[field.name]?.[i]),
+            siblingDoc: getExistingRowDoc(row, siblingDoc[field.name]),
-            siblingDocWithLocales: getExistingRowDoc(row, siblingDocWithLocales[field.name]?.[i]),
+            siblingDocWithLocales: getExistingRowDoc(row, siblingDocWithLocales[field.name]),
             skipValidation: skipValidationFromHere,
           }));
         });
@@ -257,8 +257,8 @@ export const promise = async ({
               path: `${path}${field.name}.${i}.`,
               req,
               siblingData: row,
-              siblingDoc: getExistingRowDoc(row, siblingDoc[field.name]?.[i]),
+              siblingDoc: getExistingRowDoc(row, siblingDoc[field.name]),
-              siblingDocWithLocales: getExistingRowDoc(row, siblingDocWithLocales[field.name]?.[i]),
+              siblingDocWithLocales: getExistingRowDoc(row, siblingDocWithLocales[field.name]),
               skipValidation: skipValidationFromHere,
             }));
           }

test/fields/payload-types.ts

@@ -282,6 +282,17 @@ export interface GroupField {
   potentiallyEmptyGroup: {
     text?: string;
   };
+  groupInRow: {
+    field?: string;
+    secondField?: string;
+    thirdField?: string;
+  };
+  secondGroupInRow: {
+    field?: string;
+    nestedGroup: {
+      nestedField?: string;
+    };
+  };
   createdAt: string;
   updatedAt: string;
 }

test/localization/config.ts

@@ -1,5 +1,6 @@
 import { buildConfig } from '../buildConfig';
 import { devUser } from '../credentials';
+import { GlobalArray } from './Array';
 import { LocalizedPost, RelationshipLocalized } from './payload-types';
 import {
   defaultLocale,
@@ -175,6 +176,24 @@ export default buildConfig({
       ],
     },
   ],
+  globals: [
+    {
+      slug: 'global-array',
+      fields: [
+        {
+          name: 'array',
+          type: 'array',
+          fields: [
+            {
+              name: 'text',
+              type: 'text',
+              localized: true,
+            },
+          ],
+        },
+      ],
+    },
+  ],
   onInit: async (payload) => {
     const collection = slug;
 
@@ -266,5 +285,30 @@ export default buildConfig({
         ],
       },
     });
+
+    const globalArray = await payload.updateGlobal({
+      slug: 'global-array',
+      data: {
+        array: [
+          {
+            text: 'test en 1',
+          },
+          {
+            text: 'test en 2',
+          },
+        ],
+      },
+    });
+
+    await payload.updateGlobal({
+      slug: 'global-array',
+      locale: 'es',
+      data: {
+        array: globalArray.array.map((row, i) => ({
+          ...row,
+          text: `test es ${i + 1}`,
+        })),
+      },
+    });
   },
 });

test/localization/int.spec.ts

@@ -7,6 +7,7 @@ import type {
   WithLocalizedRelationship,
   LocalizedRequired,
   RelationshipLocalized,
+  GlobalArray,
 } from './payload-types';
 import type { LocalizedPostAllLocale } from './config';
 import config, { relationshipLocalizedSlug, slug, withLocalizedRelSlug, withRequiredLocalizedFields } from './config';
@@ -477,6 +478,27 @@ describe('Localization', () => {
     });
   });
 
+  describe('Localized - arrays with nested localized fields', () => {
+    it('should allow moving rows and retain existing row locale data', async () => {
+      const globalArray = await payload.findGlobal<GlobalArray>({
+        slug: 'global-array',
+      });
+
+      const reversedArrayRows = [...globalArray.array].reverse();
+
+      const updatedGlobal = await payload.updateGlobal({
+        slug: 'global-array',
+        locale: 'all',
+        data: {
+          array: reversedArrayRows,
+        },
+      });
+
+      expect(updatedGlobal.array[0].text.en).toStrictEqual('test en 2');
+      expect(updatedGlobal.array[0].text.es).toStrictEqual('test es 2');
+    });
+  });
+
   describe('Localized - required', () => {
     it('should update without passing all required fields', async () => {
       const newDoc = await payload.create({

test/localization/payload-types.ts

@@ -6,6 +6,17 @@
  */
 
 export interface Config {}
+/**
+ * This interface was referenced by `Config`'s JSON-Schema
+ * via the `definition` "global-array".
+ */
+export interface GlobalArray {
+  id: string;
+  array: {
+    text?: string;
+    id?: string;
+  }[];
+}
 /**
  * This interface was referenced by `Config`'s JSON-Schema
  * via the `definition` "users".

tsconfig.json

@@ -1,6 +1,7 @@
 {
   "compilerOptions": {
     "target": "es2019",
+    "sourceMap": true,
     "module": "commonjs",
     "allowJs": true, /* Allow javascript files to be compiled. */
     "checkJs": false, /* Report errors in .js files. */