feat: Introduce DocumentOpenContext for document activation in the frontend

frontend/src/documents/hooks/useDocumentsNavigation.ts

@@ -1,11 +1,11 @@
 import React, { useCallback, useMemo } from 'react';
 import type { DocumentsListEntry } from '../../types/documents';
 import { useWorkspaceSelectionContext } from '../../app/WorkspaceSelectionContext';
+import { useDocumentOpen } from '../../context/DocumentOpenContext';
 
 interface UseDocumentsNavigationProps {
     entries: DocumentsListEntry[];
     onFolderSelect?: (folderId: string) => void;
-    onPreview?: (doc: any) => void;
     viewMode?: string;
     scrollRef?: React.RefObject<HTMLElement | null>;
 }
@@ -13,7 +13,6 @@ interface UseDocumentsNavigationProps {
 export const useDocumentsNavigation = ({
     entries,
     onFolderSelect,
-    onPreview,
     viewMode,
     scrollRef,
 }: UseDocumentsNavigationProps) => {
@@ -25,6 +24,8 @@ export const useDocumentsNavigation = ({
         applySelection,
     } = useWorkspaceSelectionContext();
 
+    const { openDocument } = useDocumentOpen();
+
     const navigableRows = useMemo(
         () => entries.map((entry) => ({ key: entry.key, type: entry.type, id: entry.id })),
         [entries],
@@ -109,7 +110,8 @@ export const useDocumentsNavigation = ({
                     } else {
                         const entry = getEntryByKey(activeRow.key);
                         if (entry && entry.type === 'document') {
-                            onPreview?.(entry.document);
+                            const isPreview = key === ' ' || key === 'Space' || key === 'Spacebar';
+                            openDocument(entry.document, isPreview ? 'preview' : 'sidepanel');
                         }
                     }
                 }
@@ -175,7 +177,7 @@ export const useDocumentsNavigation = ({
             navigableRows,
             onFolderSelect,
             selectedEntries,
-            onPreview,
+            openDocument,
             handleEntrySelection,
             setFocusedEntryKey,
             viewMode,