Initial QOffice implementation
This commit is contained in:
Курнат Андрей
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import { useMemo, useRef } from "react";
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import {
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AlignCenter,
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AlignLeft,
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AlignRight,
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Bold,
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Download,
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FileText,
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FileUp,
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Image as ImageIcon,
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Italic,
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Link,
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List,
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PaintBucket,
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Pilcrow,
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Save,
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Type,
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Underline
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} from "lucide-react";
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import type { WordDocument } from "../../types";
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import { downloadBlobFile, downloadTextFile } from "../../utils/download";
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import { exportDocxBlob, importDocxFile } from "../../io/wordOffice";
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import { replaceFileExtension } from "../../io/fileHelpers";
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import { isDesktopOfficeBridgeAvailable, openDesktopOfficeFile, saveDesktopOfficeFile } from "../../io/desktopOfficeFiles";
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import { exportPdfOrPrint } from "../../io/pdfExport";
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import { useQOfficeCommand } from "../../hooks/useQOfficeCommand";
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interface QWordProps {
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document: WordDocument;
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onChange: (document: WordDocument) => void;
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}
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function countWords(html: string) {
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const text = html.replace(/<[^>]+>/g, " ").replace(/ /g, " ").trim();
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return text ? text.split(/\s+/).length : 0;
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}
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function normalizedLinkInput(value: string | null) {
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const raw = value?.trim();
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if (!raw) {
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return "";
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}
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const candidate = /^[a-z][a-z0-9+.-]*:/i.test(raw) ? raw : `https://${raw}`;
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try {
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const url = new URL(candidate);
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return ["http:", "https:", "mailto:", "tel:", "ftp:"].includes(url.protocol.toLowerCase()) ? url.href : "";
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} catch {
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window.alert("Введите корректный адрес ссылки.");
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return "";
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}
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}
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function readFileAsDataUrl(file: File) {
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return new Promise<string>((resolve, reject) => {
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const reader = new FileReader();
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reader.addEventListener("load", () => resolve(String(reader.result ?? "")));
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reader.addEventListener("error", () => reject(new Error("Не удалось прочитать изображение.")));
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reader.readAsDataURL(file);
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});
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}
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function readImageSize(src: string) {
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return new Promise<{ width: number; height: number }>((resolve, reject) => {
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const image = new window.Image();
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image.addEventListener("load", () => resolve({ width: image.naturalWidth || 520, height: image.naturalHeight || 260 }), { once: true });
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image.addEventListener("error", () => reject(new Error("Не удалось загрузить изображение.")), { once: true });
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image.src = src;
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});
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}
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function scaledImageSize(size: { width: number; height: number }, maxWidth = 680) {
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const scale = size.width > maxWidth ? maxWidth / size.width : 1;
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return {
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width: Math.max(1, Math.round(size.width * scale)),
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height: Math.max(1, Math.round(size.height * scale))
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};
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}
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const textColorSwatches = [
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{ color: "#202124", label: "Черный текст" },
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{ color: "#0f5fae", label: "Синий текст" },
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{ color: "#0f766e", label: "Зеленый текст" },
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{ color: "#c2410c", label: "Красный текст" },
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{ color: "#7c3aed", label: "Фиолетовый текст" }
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];
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const highlightSwatches = [
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{ color: "#fff2cc", label: "Желтая подсветка" },
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{ color: "#d9ead3", label: "Зеленая подсветка" },
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{ color: "#ddebf7", label: "Синяя подсветка" },
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{ color: "#fce4d6", label: "Коралловая подсветка" },
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{ color: "#ffffff", label: "Без подсветки" }
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];
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export function QWord({ document, onChange }: QWordProps) {
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const editorRef = useRef<HTMLDivElement>(null);
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const fileInputRef = useRef<HTMLInputElement>(null);
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const imageInputRef = useRef<HTMLInputElement>(null);
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const wordCount = useMemo(() => countWords(document.html), [document.html]);
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function runCommand(command: string, value?: string) {
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editorRef.current?.focus();
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globalThis.document.execCommand(command, false, value);
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if (editorRef.current) {
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onChange({ ...document, html: editorRef.current.innerHTML });
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}
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}
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function applyTextColor(color: string) {
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runCommand("foreColor", color);
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}
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function applyHighlight(color: string) {
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editorRef.current?.focus();
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globalThis.document.execCommand("hiliteColor", false, color);
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globalThis.document.execCommand("backColor", false, color);
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updateHtml();
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}
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function insertLink() {
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const href = normalizedLinkInput(window.prompt("Введите адрес ссылки"));
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if (!href) {
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return;
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}
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editorRef.current?.focus();
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const selection = window.getSelection();
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if (!selection || selection.rangeCount === 0 || selection.isCollapsed) {
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const anchor = globalThis.document.createElement("a");
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anchor.href = href;
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anchor.textContent = href;
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const range = selection?.rangeCount ? selection.getRangeAt(0) : globalThis.document.createRange();
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range.insertNode(anchor);
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range.setStartAfter(anchor);
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range.collapse(true);
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selection?.removeAllRanges();
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selection?.addRange(range);
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} else {
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globalThis.document.execCommand("createLink", false, href);
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}
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updateHtml();
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}
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async function insertImage(file: File | undefined) {
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if (!file) {
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return;
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}
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try {
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const dataUrl = await readFileAsDataUrl(file);
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const size = scaledImageSize(await readImageSize(dataUrl));
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const paragraph = globalThis.document.createElement("p");
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const image = globalThis.document.createElement("img");
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image.src = dataUrl;
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image.alt = file.name;
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image.width = size.width;
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image.height = size.height;
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paragraph.append(image);
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editorRef.current?.append(paragraph);
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updateHtml();
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} catch (error) {
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window.alert(error instanceof Error ? error.message : "Не удалось вставить изображение.");
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} finally {
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if (imageInputRef.current) {
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imageInputRef.current.value = "";
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}
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}
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}
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function updateHtml() {
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if (editorRef.current) {
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onChange({ ...document, html: editorRef.current.innerHTML });
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}
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}
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async function openDocx(file: File | undefined) {
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if (!file) {
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return;
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}
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try {
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const imported = await importDocxFile(file);
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onChange({ ...document, title: imported.title, html: imported.html });
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} catch (error) {
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window.alert(error instanceof Error ? error.message : "Не удалось открыть DOCX.");
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} finally {
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if (fileInputRef.current) {
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fileInputRef.current.value = "";
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}
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}
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}
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async function saveDocx() {
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try {
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const fileName = replaceFileExtension(document.title, ".docx");
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const blob = await exportDocxBlob(document.title, editorRef.current?.innerHTML ?? document.html);
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if (isDesktopOfficeBridgeAvailable()) {
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await saveDesktopOfficeFile("docx", fileName, blob);
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return;
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}
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downloadBlobFile(fileName, blob);
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} catch (error) {
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window.alert(error instanceof Error ? error.message : "Не удалось сохранить DOCX.");
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}
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}
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async function chooseDocx() {
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if (isDesktopOfficeBridgeAvailable()) {
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const file = await openDesktopOfficeFile("docx");
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await openDocx(file ?? undefined);
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return;
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}
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fileInputRef.current?.click();
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}
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async function exportPdf() {
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try {
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await exportPdfOrPrint(document.title);
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} catch (error) {
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window.alert(error instanceof Error ? error.message : "Не удалось экспортировать PDF.");
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}
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}
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useQOfficeCommand({
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open: chooseDocx,
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save: saveDocx,
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"export-pdf": exportPdf,
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print: () => window.print()
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});
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return (
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<div className="editor-layout qword-layout">
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<section className="document-stage" aria-label="Редактор QWord">
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<div className="module-toolbar">
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<input
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ref={fileInputRef}
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className="hidden-file-input"
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type="file"
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accept=".docx,application/vnd.openxmlformats-officedocument.wordprocessingml.document"
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onChange={(event) => void openDocx(event.target.files?.[0])}
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aria-label="Открыть DOCX"
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/>
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<input
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ref={imageInputRef}
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className="hidden-file-input"
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type="file"
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accept="image/png,image/jpeg,image/gif,image/bmp"
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onChange={(event) => void insertImage(event.target.files?.[0])}
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aria-label="Вставить изображение"
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/>
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<input
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className="file-title-input"
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value={document.title}
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aria-label="Название документа"
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onChange={(event) => onChange({ ...document, title: event.target.value })}
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/>
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<div className="segmented-tools" aria-label="Форматирование текста">
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<button type="button" onClick={() => runCommand("bold")} title="Полужирный">
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<Bold size={16} />
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</button>
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<button type="button" onClick={() => runCommand("italic")} title="Курсив">
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<Italic size={16} />
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</button>
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<button type="button" onClick={() => runCommand("underline")} title="Подчеркнутый">
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<Underline size={16} />
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</button>
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<button type="button" onClick={() => runCommand("insertUnorderedList")} title="Маркированный список">
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<List size={16} />
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</button>
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<button type="button" onClick={insertLink} title="Вставить ссылку">
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<Link size={16} />
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</button>
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<button type="button" onClick={() => imageInputRef.current?.click()} title="Вставить изображение">
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<ImageIcon size={16} />
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</button>
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<button type="button" onClick={() => runCommand("justifyLeft")} title="По левому краю">
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<AlignLeft size={16} />
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</button>
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<button type="button" onClick={() => runCommand("justifyCenter")} title="По центру">
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<AlignCenter size={16} />
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</button>
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<button type="button" onClick={() => runCommand("justifyRight")} title="По правому краю">
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<AlignRight size={16} />
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</button>
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</div>
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<div className="text-color-tools" aria-label="Цвет текста">
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<Type size={16} aria-hidden="true" />
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{textColorSwatches.map((swatch) => (
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<button
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key={swatch.label}
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className="color-swatch"
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type="button"
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onClick={() => applyTextColor(swatch.color)}
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title={swatch.label}
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aria-label={swatch.label}
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style={{ backgroundColor: swatch.color }}
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/>
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))}
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</div>
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<div className="text-color-tools" aria-label="Подсветка текста">
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<PaintBucket size={16} aria-hidden="true" />
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{highlightSwatches.map((swatch) => (
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<button
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key={swatch.label}
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className="color-swatch"
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type="button"
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onClick={() => applyHighlight(swatch.color)}
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title={swatch.label}
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aria-label={swatch.label}
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style={{ backgroundColor: swatch.color }}
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/>
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))}
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</div>
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<select aria-label="Стиль абзаца" onChange={(event) => runCommand("formatBlock", event.target.value)}>
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<option value="p">Обычный текст</option>
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<option value="h1">Заголовок 1</option>
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<option value="h2">Заголовок 2</option>
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<option value="blockquote">Цитата</option>
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</select>
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<button className="compact-command" type="button" onClick={() => void chooseDocx()}>
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<FileUp size={16} />
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Открыть DOCX
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</button>
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<button className="compact-command" type="button" onClick={() => void saveDocx()}>
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<Save size={16} />
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Сохранить DOCX
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</button>
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<button
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className="compact-command"
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type="button"
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onClick={() => downloadTextFile(document.title.replace(/\.qdocx$/i, ".html"), document.html, "text/html")}
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>
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<Download size={16} />
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Экспорт HTML
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</button>
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<button className="compact-command" type="button" onClick={() => void exportPdf()}>
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<FileText size={16} />
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Экспорт PDF
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</button>
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</div>
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<div className="page-ruler" aria-hidden="true">
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{Array.from({ length: 9 }, (_, index) => (
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<span key={index}>{index + 1}</span>
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))}
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</div>
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<article
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ref={editorRef}
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className="paper document-content"
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contentEditable
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suppressContentEditableWarning
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onInput={updateHtml}
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dangerouslySetInnerHTML={{ __html: document.html }}
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aria-label="Содержимое документа"
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/>
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</section>
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<aside className="inspector" aria-label="Параметры документа">
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<div className="inspector-tabs">
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<button type="button">Стили</button>
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<button className="is-active" type="button">
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Свойства
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</button>
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</div>
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<section>
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<h3>Документ</h3>
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<label>
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Размер страницы
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<select defaultValue="a4">
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<option value="a4">A4, 210 x 297 мм</option>
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<option value="letter">Letter, 8.5 x 11 дюймов</option>
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</select>
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</label>
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<label>
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Ориентация
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<select defaultValue="portrait">
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<option value="portrait">Книжная</option>
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<option value="landscape">Альбомная</option>
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</select>
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</label>
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<div className="metric-grid">
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<label>
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Верх
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<input defaultValue="20" inputMode="numeric" />
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</label>
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<label>
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Низ
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<input defaultValue="20" inputMode="numeric" />
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</label>
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<label>
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Слева
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<input defaultValue="20" inputMode="numeric" />
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</label>
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<label>
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Справа
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<input defaultValue="20" inputMode="numeric" />
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</label>
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</div>
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</section>
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<section>
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<h3>Статистика</h3>
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<p className="stat-line">
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<Pilcrow size={16} />
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{wordCount} слов
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</p>
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<p className="muted">Автосохранение включено. Данные хранятся в локальном хранилище браузера.</p>
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</section>
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</aside>
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</div>
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);
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}
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Reference in New Issue
Block a user