feat: duplicate page in same space (#1394)

* fix internal links in copies pages

* feat: duplicate page in same space

* fix children

apps/client/public/locales/en-US/translation.json

@@ -222,7 +222,9 @@
   "Anyone with this link can join this workspace.": "Anyone with this link can join this workspace.",
   "Invite link": "Invite link",
   "Copy": "Copy",
+  "Copy to space": "Copy to space",
   "Copied": "Copied",
+  "Duplicate": "Duplicate",
   "Select a user": "Select a user",
   "Select a group": "Select a group",
   "Export all pages and attachments in this space.": "Export all pages and attachments in this space.",
@@ -390,6 +392,7 @@
   "Copy page": "Copy page",
   "Copy page to a different space.": "Copy page to a different space.",
   "Page copied successfully": "Page copied successfully",
+  "Page duplicated successfully": "Page duplicated successfully",
   "Find": "Find",
   "Not found": "Not found",
   "Previous Match (Shift+Enter)": "Previous Match (Shift+Enter)",

apps/client/src/features/page/components/copy-page-modal.tsx

@@ -1,5 +1,5 @@
 import { Modal, Button, Group, Text } from "@mantine/core";
-import { copyPageToSpace } from "@/features/page/services/page-service.ts";
+import { duplicatePage } from "@/features/page/services/page-service.ts";
 import { useState } from "react";
 import { notifications } from "@mantine/notifications";
 import { useTranslation } from "react-i18next";
@@ -30,7 +30,7 @@ export default function CopyPageModal({
     if (!targetSpace) return;
 
     try {
-      const copiedPage = await copyPageToSpace({
+      const copiedPage = await duplicatePage({
         pageId,
         spaceId: targetSpace.id,
       });

apps/client/src/features/page/services/page-service.ts

@@ -42,8 +42,8 @@ export async function movePageToSpace(data: IMovePageToSpace): Promise<void> {
   await api.post<void>("/pages/move-to-space", data);
 }
 
-export async function copyPageToSpace(data: ICopyPageToSpace): Promise<IPage> {
-  const req = await api.post<IPage>("/pages/copy-to-space", data);
+export async function duplicatePage(data: ICopyPageToSpace): Promise<IPage> {
+  const req = await api.post<IPage>("/pages/duplicate", data);
   return req.data;
 }
 

apps/client/src/features/page/tree/components/space-tree.tsx

@@ -1,4 +1,10 @@
-import { NodeApi, NodeRendererProps, Tree, TreeApi } from "react-arborist";
+import {
+  NodeApi,
+  NodeRendererProps,
+  Tree,
+  TreeApi,
+  SimpleTree,
+} from "react-arborist";
 import { atom, useAtom } from "jotai";
 import { treeApiAtom } from "@/features/page/tree/atoms/tree-api-atom.ts";
 import {
@@ -66,6 +72,7 @@ import MovePageModal from "../../components/move-page-modal.tsx";
 import { mobileSidebarAtom } from "@/components/layouts/global/hooks/atoms/sidebar-atom.ts";
 import { useToggleSidebar } from "@/components/layouts/global/hooks/hooks/use-toggle-sidebar.ts";
 import CopyPageModal from "../../components/copy-page-modal.tsx";
+import { duplicatePage } from "../../services/page-service.ts";
 
 interface SpaceTreeProps {
   spaceId: string;
@@ -396,7 +403,7 @@ function Node({ node, style, dragHandle, tree }: NodeRendererProps<any>) {
         <span className={classes.text}>{node.data.name || t("untitled")}</span>
 
         <div className={classes.actions}>
-          <NodeMenu node={node} treeApi={tree} />
+          <NodeMenu node={node} treeApi={tree} spaceId={node.data.spaceId} />
 
           {!tree.props.disableEdit && (
             <CreateNode
@@ -449,13 +456,16 @@ function CreateNode({ node, treeApi, onExpandTree }: CreateNodeProps) {
 interface NodeMenuProps {
   node: NodeApi<SpaceTreeNode>;
   treeApi: TreeApi<SpaceTreeNode>;
+  spaceId: string;
 }
 
-function NodeMenu({ node, treeApi }: NodeMenuProps) {
+function NodeMenu({ node, treeApi, spaceId }: NodeMenuProps) {
   const { t } = useTranslation();
   const clipboard = useClipboard({ timeout: 500 });
   const { spaceSlug } = useParams();
   const { openDeleteModal } = useDeletePageModal();
+  const [data, setData] = useAtom(treeDataAtom);
+  const emit = useQueryEmit();
   const [exportOpened, { open: openExportModal, close: closeExportModal }] =
     useDisclosure(false);
   const [
@@ -474,6 +484,68 @@ function NodeMenu({ node, treeApi }: NodeMenuProps) {
     notifications.show({ message: t("Link copied") });
   };
 
+  const handleDuplicatePage = async () => {
+    try {
+      const duplicatedPage = await duplicatePage({
+        pageId: node.id,
+      });
+
+      // Find the index of the current node
+      const parentId =
+        node.parent?.id === "__REACT_ARBORIST_INTERNAL_ROOT__"
+          ? null
+          : node.parent?.id;
+      const siblings = parentId ? node.parent.children : treeApi?.props.data;
+      const currentIndex =
+        siblings?.findIndex((sibling) => sibling.id === node.id) || 0;
+      const newIndex = currentIndex + 1;
+
+      // Add the duplicated page to the tree
+      const treeNodeData: SpaceTreeNode = {
+        id: duplicatedPage.id,
+        slugId: duplicatedPage.slugId,
+        name: duplicatedPage.title,
+        position: duplicatedPage.position,
+        spaceId: duplicatedPage.spaceId,
+        parentPageId: duplicatedPage.parentPageId,
+        icon: duplicatedPage.icon,
+        hasChildren: duplicatedPage.hasChildren,
+        children: [],
+      };
+
+      // Update local tree
+      const simpleTree = new SimpleTree(data);
+      simpleTree.create({
+        parentId,
+        index: newIndex,
+        data: treeNodeData,
+      });
+      setData(simpleTree.data);
+
+      // Emit socket event
+      setTimeout(() => {
+        emit({
+          operation: "addTreeNode",
+          spaceId: spaceId,
+          payload: {
+            parentId,
+            index: newIndex,
+            data: treeNodeData,
+          },
+        });
+      }, 50);
+
+      notifications.show({
+        message: t("Page duplicated successfully"),
+      });
+    } catch (err) {
+      notifications.show({
+        message: err.response?.data.message || "An error occurred",
+        color: "red",
+      });
+    }
+  };
+
   return (
     <>
       <Menu shadow="md" width={200}>
@@ -518,6 +590,17 @@ function NodeMenu({ node, treeApi }: NodeMenuProps) {
 
           {!(treeApi.props.disableEdit as boolean) && (
             <>
+              <Menu.Item
+                leftSection={<IconCopy size={16} />}
+                onClick={(e) => {
+                  e.preventDefault();
+                  e.stopPropagation();
+                  handleDuplicatePage();
+                }}
+              >
+                {t("Duplicate")}
+              </Menu.Item>
+
               <Menu.Item
                 leftSection={<IconArrowRight size={16} />}
                 onClick={(e) => {
@@ -537,7 +620,7 @@ function NodeMenu({ node, treeApi }: NodeMenuProps) {
                   openCopyPageModal();
                 }}
               >
-                {t("Copy")}
+                {t("Copy to space")}
               </Menu.Item>
 
               <Menu.Divider />

apps/client/src/features/page/types/page.types.ts

@@ -49,7 +49,7 @@ export interface IMovePageToSpace {
 
 export interface ICopyPageToSpace {
   pageId: string;
-  spaceId: string;
+  spaceId?: string;
 }
 
 export interface SidebarPagesParams {

apps/server/src/core/page/dto/duplicate-page.dto.ts

@@ -1,13 +1,13 @@
-import { IsString, IsNotEmpty } from 'class-validator';
+import { IsString, IsNotEmpty, IsOptional } from 'class-validator';
 
-export class CopyPageToSpaceDto {
+export class DuplicatePageDto {
   @IsNotEmpty()
   @IsString()
   pageId: string;
 
-  @IsNotEmpty()
+  @IsOptional()
   @IsString()
-  spaceId: string;
+  spaceId?: string;
 }
 
 export type CopyPageMapEntry = {

apps/server/src/core/page/page.controller.ts

@@ -28,7 +28,7 @@ import {
 import SpaceAbilityFactory from '../casl/abilities/space-ability.factory';
 import { PageRepo } from '@docmost/db/repos/page/page.repo';
 import { RecentPageDto } from './dto/recent-page.dto';
-import { CopyPageToSpaceDto } from './dto/copy-page.dto';
+import { DuplicatePageDto } from './dto/duplicate-page.dto';
 
 @UseGuards(JwtAuthGuard)
 @Controller('pages')
@@ -242,19 +242,15 @@ export class PageController {
   }
 
   @HttpCode(HttpStatus.OK)
-  @Post('copy-to-space')
-  async copyPageToSpace(
-    @Body() dto: CopyPageToSpaceDto,
-    @AuthUser() user: User,
-  ) {
+  @Post('duplicate')
+  async duplicatePage(@Body() dto: DuplicatePageDto, @AuthUser() user: User) {
     const copiedPage = await this.pageRepo.findById(dto.pageId);
     if (!copiedPage) {
       throw new NotFoundException('Page to copy not found');
     }
-    if (copiedPage.spaceId === dto.spaceId) {
-      throw new BadRequestException('Page is already in this space');
-    }
 
+    // If spaceId is provided, it's a copy to different space
+    if (dto.spaceId) {
       const abilities = await Promise.all([
         this.spaceAbility.createForUser(user, copiedPage.spaceId),
         this.spaceAbility.createForUser(user, dto.spaceId),
@@ -268,7 +264,19 @@ export class PageController {
         throw new ForbiddenException();
       }
 
-    return this.pageService.copyPageToSpace(copiedPage, dto.spaceId, user);
+      return this.pageService.duplicatePage(copiedPage, dto.spaceId, user);
+    } else {
+      // If no spaceId, it's a duplicate in same space
+      const ability = await this.spaceAbility.createForUser(
+        user,
+        copiedPage.spaceId,
+      );
+      if (ability.cannot(SpaceCaslAction.Edit, SpaceCaslSubject.Page)) {
+        throw new ForbiddenException();
+      }
+
+      return this.pageService.duplicatePage(copiedPage, undefined, user);
+    }
   }
 
   @HttpCode(HttpStatus.OK)

apps/server/src/core/page/services/page.service.ts

@@ -31,7 +31,10 @@ import {
   removeMarkTypeFromDoc,
 } from '../../../common/helpers/prosemirror/utils';
 import { jsonToNode, jsonToText } from 'src/collaboration/collaboration.util';
-import { CopyPageMapEntry, ICopyPageAttachment } from '../dto/copy-page.dto';
+import {
+  CopyPageMapEntry,
+  ICopyPageAttachment,
+} from '../dto/duplicate-page.dto';
 import { Node as PMNode } from '@tiptap/pm/model';
 import { StorageService } from '../../../integrations/storage/storage.service';
 
@@ -258,11 +261,52 @@ export class PageService {
     });
   }
 
-  async copyPageToSpace(rootPage: Page, spaceId: string, authUser: User) {
-    //TODO:
-    // i. maintain internal links within copied pages
+  async duplicatePage(
+    rootPage: Page,
+    targetSpaceId: string | undefined,
+    authUser: User,
+  ) {
+    const spaceId = targetSpaceId || rootPage.spaceId;
+    const isDuplicateInSameSpace =
+      !targetSpaceId || targetSpaceId === rootPage.spaceId;
 
-    const nextPosition = await this.nextPagePosition(spaceId);
+    let nextPosition: string;
+
+    if (isDuplicateInSameSpace) {
+      // For duplicate in same space, position right after the original page
+      let siblingQuery = this.db
+        .selectFrom('pages')
+        .select(['position'])
+        .where('spaceId', '=', rootPage.spaceId)
+        .where('position', '>', rootPage.position);
+
+      if (rootPage.parentPageId) {
+        siblingQuery = siblingQuery.where(
+          'parentPageId',
+          '=',
+          rootPage.parentPageId,
+        );
+      } else {
+        siblingQuery = siblingQuery.where('parentPageId', 'is', null);
+      }
+
+      const nextSibling = await siblingQuery
+        .orderBy('position', 'asc')
+        .limit(1)
+        .executeTakeFirst();
+
+      if (nextSibling) {
+        nextPosition = generateJitteredKeyBetween(
+          rootPage.position,
+          nextSibling.position,
+        );
+      } else {
+        nextPosition = generateJitteredKeyBetween(rootPage.position, null);
+      }
+    } else {
+      // For copy to different space, position at the end
+      nextPosition = await this.nextPagePosition(spaceId);
+    }
 
     const pages = await this.pageRepo.getPageAndDescendants(rootPage.id, {
       includeContent: true,
@@ -326,12 +370,38 @@ export class PageService {
           });
         }
 
+        // Update internal page links in mention nodes
+        prosemirrorDoc.descendants((node: PMNode) => {
+          if (
+            node.type.name === 'mention' &&
+            node.attrs.entityType === 'page'
+          ) {
+            const referencedPageId = node.attrs.entityId;
+
+            // Check if the referenced page is within the pages being copied
+            if (referencedPageId && pageMap.has(referencedPageId)) {
+              const mappedPage = pageMap.get(referencedPageId);
+              //@ts-ignore
+              node.attrs.entityId = mappedPage.newPageId;
+              //@ts-ignore
+              node.attrs.slugId = mappedPage.newSlugId;
+            }
+          }
+        });
+
         const prosemirrorJson = prosemirrorDoc.toJSON();
 
+        // Add "Copy of " prefix to the root page title only for duplicates in same space
+        let title = page.title;
+        if (isDuplicateInSameSpace && page.id === rootPage.id) {
+          const originalTitle = page.title || 'Untitled';
+          title = `Copy of ${originalTitle}`;
+        }
+
         return {
           id: pageFromMap.newPageId,
           slugId: pageFromMap.newSlugId,
-          title: page.title,
+          title: title,
           icon: page.icon,
           content: prosemirrorJson,
           textContent: jsonToText(prosemirrorJson),
@@ -401,9 +471,16 @@ export class PageService {
     }
 
     const newPageId = pageMap.get(rootPage.id).newPageId;
-    return await this.pageRepo.findById(newPageId, {
+    const duplicatedPage = await this.pageRepo.findById(newPageId, {
       includeSpace: true,
     });
+
+    const hasChildren = pages.length > 1;
+
+    return {
+      ...duplicatedPage,
+      hasChildren,
+    };
   }
 
   async movePage(dto: MovePageDto, movedPage: Page) {