removePage

frontend/src/components/tools/deletePages/DeletePagesSettings.tsx

@@ -0,0 +1,38 @@
+import React from 'react';
+import { Stack, Text, TextInput, Divider } from "@mantine/core";
+import { useTranslation } from 'react-i18next';
+import { DeletePagesParameters } from '../../../hooks/tools/deletePages/useDeletePagesParameters';
+
+interface DeletePagesSettingsProps {
+  parameters: DeletePagesParameters;
+  onParameterChange: <K extends keyof DeletePagesParameters>(parameter: K, value: DeletePagesParameters[K]) => void;
+  disabled?: boolean;
+}
+
+const DeletePagesSettings: React.FC<DeletePagesSettingsProps> = ({ 
+  parameters, 
+  onParameterChange, 
+  disabled = false 
+}) => {
+  const { t } = useTranslation();
+
+  return (
+    <Stack gap="md">
+      <Divider ml='-md' />
+      <Stack gap="sm">
+        <Text size="sm" fw={500}>
+          {t('removePages.pageNumbers', 'Pages to Remove')}
+        </Text>
+        <TextInput
+          value={parameters.pageNumbers}
+          onChange={(e) => onParameterChange('pageNumbers', e.target.value.replace(/\s+/g, ''))}
+          placeholder={t('removePages.pageNumbersPlaceholder', 'e.g. 1,3,5-7')}
+          disabled={disabled}
+          description={t('removePages.pageNumbersHelp', 'Enter page numbers separated by commas, or ranges like 1-5. Example: 1,3,5-7')}
+        />
+      </Stack>
+    </Stack>
+  );
+};
+
+export default DeletePagesSettings;

frontend/src/data/useTranslatedToolRegistry.tsx

@@ -11,6 +11,7 @@ import RemovePassword from '../tools/RemovePassword';
 import { SubcategoryId, ToolCategory, ToolRegistry } from './toolsTaxonomy';
 import AddWatermark from '../tools/AddWatermark';
 import Repair from '../tools/Repair';
+import DeletePages from '../tools/DeletePages';
 
 // Hook to get the translated tool registry
 export function useFlatToolRegistry(): ToolRegistry {
@@ -275,11 +276,13 @@ export function useFlatToolRegistry(): ToolRegistry {
     "remove": {
         icon: <span className="material-symbols-rounded">delete</span>,
         name: t("home.removePages.title", "Remove Pages"),
-        component: null,
+        component: DeletePages,
         view: "remove",
         description: t("home.removePages.desc", "Remove specific pages from a PDF document"),
         category: ToolCategory.STANDARD_TOOLS,
-        subcategory: SubcategoryId.REMOVAL
+        subcategory: SubcategoryId.REMOVAL,
+        maxFiles: -1,
+        endpoints: ["remove-pages"]
     },
     "remove-blank-pages": {
         icon: <span className="material-symbols-rounded">scan_delete</span>,

frontend/src/hooks/tools/deletePages/useDeletePagesOperation.ts

@@ -0,0 +1,24 @@
+import { useTranslation } from 'react-i18next';
+import { useToolOperation } from '../shared/useToolOperation';
+import { createStandardErrorHandler } from '../../../utils/toolErrorHandler';
+import { DeletePagesParameters } from './useDeletePagesParameters';
+
+export const useDeletePagesOperation = () => {
+  const { t } = useTranslation();
+
+  const buildFormData = (parameters: DeletePagesParameters, file: File): FormData => {
+    const formData = new FormData();
+    formData.append("fileInput", file);
+    formData.append("pageNumbers", parameters.pageNumbers);
+    return formData;
+  };
+
+  return useToolOperation<DeletePagesParameters>({
+    operationType: 'deletePages',
+    endpoint: '/api/v1/general/remove-pages',
+    buildFormData,
+    filePrefix: t('removePages.filenamePrefix', 'pages_removed') + '_',
+    multiFileEndpoint: false,
+    getErrorMessage: createStandardErrorHandler(t('removePages.error.failed', 'An error occurred while removing pages.'))
+  });
+};

frontend/src/hooks/tools/deletePages/useDeletePagesParameters.ts

@@ -0,0 +1,45 @@
+import { useState } from 'react';
+
+export interface DeletePagesParameters {
+  pageNumbers: string;
+}
+
+export interface DeletePagesParametersHook {
+  parameters: DeletePagesParameters;
+  updateParameter: (parameter: keyof DeletePagesParameters, value: string) => void;
+  resetParameters: () => void;
+  validateParameters: () => boolean;
+  getEndpointName: () => string;
+}
+
+const initialParameters: DeletePagesParameters = {
+  pageNumbers: "1"
+};
+
+export const useDeletePagesParameters = (): DeletePagesParametersHook => {
+  const [parameters, setParameters] = useState<DeletePagesParameters>(initialParameters);
+
+  const updateParameter = (parameter: keyof DeletePagesParameters, value: string) => {
+    setParameters(prev => ({ ...prev, [parameter]: value }));
+  };
+
+  const resetParameters = () => {
+    setParameters(initialParameters);
+  };
+
+  const validateParameters = () => {
+    return parameters.pageNumbers.trim() !== "";
+  };
+
+  const getEndpointName = () => {
+    return 'remove-pages';
+  };
+
+  return {
+    parameters,
+    updateParameter,
+    resetParameters,
+    validateParameters,
+    getEndpointName,
+  };
+};

frontend/src/tools/DeletePages.tsx

@@ -0,0 +1,99 @@
+import React, { useEffect } from "react";
+import { useTranslation } from "react-i18next";
+import { useEndpointEnabled } from "../hooks/useEndpointConfig";
+import { useFileContext } from "../contexts/FileContext";
+import { useToolFileSelection } from "../contexts/FileSelectionContext";
+
+import { createToolFlow } from "../components/tools/shared/createToolFlow";
+
+import { useDeletePagesParameters } from "../hooks/tools/deletePages/useDeletePagesParameters";
+import { useDeletePagesOperation } from "../hooks/tools/deletePages/useDeletePagesOperation";
+import DeletePagesSettings from "../components/tools/deletePages/DeletePagesSettings";
+import { usePageSelectionTips } from "../components/tooltips/usePageSelectionTips";
+import { BaseToolProps } from "../types/tool";
+
+const DeletePages = ({ onPreviewFile, onComplete, onError }: BaseToolProps) => {
+  const { t } = useTranslation();
+  const { setCurrentMode } = useFileContext();
+  const { selectedFiles } = useToolFileSelection();
+
+  const deletePagesParams = useDeletePagesParameters();
+  const deletePagesOperation = useDeletePagesOperation();
+  const pageSelectionTips = usePageSelectionTips();
+
+  // Endpoint validation
+  const { enabled: endpointEnabled, loading: endpointLoading } = useEndpointEnabled(deletePagesParams.getEndpointName());
+
+  useEffect(() => {
+    deletePagesOperation.resetResults();
+    onPreviewFile?.(null);
+  }, [deletePagesParams.parameters]);
+
+  const handleDeletePages = async () => {
+    try {
+      await deletePagesOperation.executeOperation(deletePagesParams.parameters, selectedFiles);
+      if (deletePagesOperation.files && onComplete) {
+        onComplete(deletePagesOperation.files);
+      }
+    } catch (error) {
+      if (onError) {
+        onError(error instanceof Error ? error.message : t("removePages.error.failed", "Delete pages operation failed"));
+      }
+    }
+  };
+
+  const handleThumbnailClick = (file: File) => {
+    onPreviewFile?.(file);
+    sessionStorage.setItem("previousMode", "deletePages");
+    setCurrentMode("viewer");
+  };
+
+  const handleSettingsReset = () => {
+    deletePagesOperation.resetResults();
+    onPreviewFile?.(null);
+    setCurrentMode("deletePages");
+  };
+
+  const hasFiles = selectedFiles.length > 0;
+  const hasResults = deletePagesOperation.files.length > 0 || deletePagesOperation.downloadUrl !== null;
+
+  const settingsCollapsed = !hasFiles || hasResults;
+
+  return createToolFlow({
+    files: {
+      selectedFiles,
+      isCollapsed: hasFiles && !hasResults,
+      placeholder: t("removePages.files.placeholder", "Select a PDF file in the main view to get started"),
+    },
+    steps: [
+      {
+        title: t("removePages.settings.title", "Page Selection"),
+        isCollapsed: settingsCollapsed,
+        onCollapsedClick: settingsCollapsed ? handleSettingsReset : undefined,
+        tooltip: pageSelectionTips,
+        content: (
+          <DeletePagesSettings
+            parameters={deletePagesParams.parameters}
+            onParameterChange={deletePagesParams.updateParameter}
+            disabled={endpointLoading}
+          />
+        ),
+      }
+    ],
+    executeButton: {
+      text: t("removePages.submit", "Remove Pages"),
+      isVisible: !hasResults,
+      loadingText: t("loading"),
+      onClick: handleDeletePages,
+      disabled: !deletePagesParams.validateParameters() || !hasFiles || !endpointEnabled,
+    },
+    review: {
+      isVisible: hasResults,
+      operation: deletePagesOperation,
+      title: t("removePages.results.title", "Page Removal Results"),
+      onFileClick: handleThumbnailClick,
+    },
+  });
+};
+
+export default DeletePages;

frontend/src/types/fileContext.ts

@@ -19,7 +19,8 @@ export type ModeType =
   | 'changePermissions'
   | 'watermark'
   | 'removePassword'
-  | 'repair';
+  | 'repair'
+  | 'deletePages';
 
 export type ViewType = 'viewer' | 'pageEditor' | 'fileEditor';
 

frontend/src/types/parameters.ts

@@ -4,4 +4,4 @@ export interface BaseParameters {
   // Base interface that all tool parameters should extend
   // Provides a foundation for adding common properties across all tools
   // Examples of future additions: userId, sessionId, commonFlags, etc.
-}
+}