462 lines
18 KiB
TypeScript
462 lines
18 KiB
TypeScript
import {EditorView, gutter, keymap, lineNumbers} from "@codemirror/view";
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import {Compartment, EditorState, Facet, Line, SelectionRange} from "@codemirror/state";
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import {defaultKeymap, indentLess} from "@codemirror/commands";
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document.addEventListener("DOMContentLoaded", () => {
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EditorView.theme({}, {dark: true});
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let editorsjs: EditorView[] = [];
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let editorsParentdom = document.getElementById("editors")!;
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let allEditorsdom = document.querySelectorAll("#editors > .editor");
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let firstEditordom = allEditorsdom[0];
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const txtFacet = Facet.define<string>({
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combine(values) {
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return values;
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},
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});
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let indentSize = new Compartment(),
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wrapMode = new Compartment(),
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indentType = new Compartment();
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const newEditor = (dom: HTMLElement, value: string = ""): EditorView => {
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let editor = new EditorView({
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doc: value,
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parent: dom,
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extensions: [
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lineNumbers(),
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gutter({class: "cm-mygutter"}),
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keymap.of([
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{key: "Tab", run: customIndentMore, shift: indentLess},
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...defaultKeymap,
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]),
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indentSize.of(EditorState.tabSize.of(2)),
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wrapMode.of([]),
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indentType.of(txtFacet.of("space")),
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],
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});
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let mdpreview = dom.querySelector(".md-preview") as HTMLElement;
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let formfilename = dom.querySelector<HTMLInputElement>(".form-filename");
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// check if file ends with .md on pageload
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if (formfilename!.value.endsWith(".md")) {
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mdpreview!.classList.remove("hidden");
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} else {
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mdpreview!.classList.add("hidden");
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}
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// event if the filename ends with .md; trigger event
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formfilename!.onkeyup = (e) => {
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let filename = (e.target as HTMLInputElement).value;
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if (filename.endsWith(".md")) {
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mdpreview!.classList.remove("hidden");
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} else {
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mdpreview!.classList.add("hidden");
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}
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};
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// @ts-ignore
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const baseUrl = window.opengist_base_url || '';
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let previewShown = false;
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mdpreview.onclick = () => {
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previewShown = !previewShown;
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let divpreview = dom.querySelector("div.preview") as HTMLElement;
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let cmeditor = dom.querySelector(".cm-editor") as HTMLElement;
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if (!previewShown) {
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divpreview!.classList.add("hidden");
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cmeditor!.classList.remove("hidden-important");
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return;
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} else {
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const formData = new FormData();
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formData.append('content', editor.state.doc.toString());
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let csrf = document.querySelector<HTMLInputElement>('form#create input[name="_csrf"]').value
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fetch(`${baseUrl}/preview`, {
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method: 'POST',
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credentials: 'same-origin',
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body: formData,
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headers: {
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'X-CSRF-Token': csrf
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}
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}).then(r => r.text()).then(r => {
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let divpreview = dom.querySelector("div.preview") as HTMLElement;
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divpreview!.innerHTML = r;
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divpreview!.classList.remove("hidden");
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cmeditor!.classList.add("hidden-important");
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})
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}
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}
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dom.querySelector<HTMLInputElement>(".editor-indent-type")!.onchange = (e) => {
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let newTabType = (e.target as HTMLInputElement).value;
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setIndentType(editor, !["tab", "space"].includes(newTabType) ? "space" : newTabType);
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};
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dom.querySelector<HTMLInputElement>(".editor-indent-size")!.onchange = (e) => {
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let newTabSize = parseInt((e.target as HTMLInputElement).value);
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setIndentSize(editor, ![2, 4, 8].includes(newTabSize) ? 2 : newTabSize);
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};
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dom.querySelector<HTMLInputElement>(".editor-wrap-mode")!.onchange = (e) => {
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let newWrapMode = (e.target as HTMLInputElement).value;
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setLineWrapping(editor, newWrapMode === "soft");
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};
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dom.addEventListener("drop", (e) => {
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e.preventDefault(); // prevent the browser from opening the dropped file
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(e.target as HTMLInputElement)
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.closest(".editor")
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.querySelector<HTMLInputElement>("input.form-filename")!.value =
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e.dataTransfer.files[0].name;
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});
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// remove editor on delete
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let deleteBtns = dom.querySelector<HTMLButtonElement>("button.delete-file");
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if (deleteBtns !== null) {
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deleteBtns.onclick = () => {
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// For both text and binary files, just remove from DOM
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if (!dom.hasAttribute('data-binary-original-name')) {
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// Only remove from editors array for text files
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editorsjs.splice(editorsjs.indexOf(editor), 1);
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}
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dom.remove();
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checkForFirstDeleteButton();
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};
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}
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editor.dom.addEventListener("input", function inputConfirmLeave() {
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if (!editor.inView) return; // skip events outside the viewport
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editor.dom.removeEventListener("input", inputConfirmLeave);
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window.onbeforeunload = () => {
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return "Are you sure you want to quit?";
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};
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});
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return editor;
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};
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function getIndentation(state: EditorState): string {
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// @ts-ignore
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if (indentType.get(state).value === "tab") {
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return "\t";
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}
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// @ts-ignore
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return " ".repeat(indentSize.get(state).value);
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}
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function customIndentMore({state, dispatch,}: { state: EditorState; dispatch: (value: any) => void; }): boolean {
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let indentation = getIndentation(state);
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dispatch({
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...state.update(changeBySelectedLine(state, (line, changes) => {
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changes.push({from: state.selection.ranges[0].from, insert: indentation,});
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})),
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selection: {
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anchor: state.selection.ranges[0].from + indentation.length,
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head: state.selection.ranges[0].from + indentation.length,
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},
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});
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return true;
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}
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function changeBySelectedLine(state: EditorState, f: (line: Line, changes: any[]) => void): any {
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let atLine = -1;
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return state.changeByRange((range) => {
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let changes: any[] = [];
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for (let line = state.doc.lineAt(range.from); ;) {
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if (line.number > atLine) {
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f(line, changes);
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atLine = line.number;
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}
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if (range.to <= line.to) break;
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line = state.doc.lineAt(line.number + 1);
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}
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let changeSet = state.changes(changes);
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return {
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changes,
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// @ts-ignore
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range: new SelectionRange(changeSet.mapPos(range.anchor, 1), changeSet.mapPos(range.head, 1)),
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};
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});
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}
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function setIndentType(view: EditorView, type: string): void {
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view.dispatch({effects: indentType.reconfigure(txtFacet.of(type))});
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}
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function setIndentSize(view: EditorView, size: number): void {
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view.dispatch({effects: indentSize.reconfigure(EditorState.tabSize.of(size))});
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}
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function setLineWrapping(view: EditorView, enable: boolean): void {
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view.dispatch({
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effects: wrapMode.reconfigure(enable ? EditorView.lineWrapping : []),
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});
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}
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let arr = Array.from(allEditorsdom);
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arr.forEach((el: HTMLElement) => {
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// in case we edit the gist contents
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let formFileContent =el.querySelector<HTMLInputElement>(".form-filecontent")
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if (formFileContent !== null) {
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let currEditor = newEditor(el, el.querySelector<HTMLInputElement>(".form-filecontent")!.value);
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editorsjs.push(currEditor);
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} else if (el.hasAttribute('data-binary-original-name')) {
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// For binary files, just set up the delete button
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let deleteBtn = el.querySelector<HTMLButtonElement>("button.delete-file");
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if (deleteBtn) {
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deleteBtn.onclick = () => {
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el.remove();
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checkForFirstDeleteButton();
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};
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}
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}
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});
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checkForFirstDeleteButton();
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document.getElementById("add-file")!.onclick = () => {
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const template = document.getElementById("editor-template")!;
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const newEditorDom = template.firstElementChild!.cloneNode(true) as HTMLElement;
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// creating the new codemirror editor and append it in the editor div
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editorsjs.push(newEditor(newEditorDom));
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editorsParentdom.append(newEditorDom);
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showDeleteButton(newEditorDom);
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};
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document.querySelector<HTMLFormElement>("form#create")!.onsubmit = () => {
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let j = 0;
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document.querySelectorAll<HTMLInputElement>(".form-filecontent").forEach((el) => {
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if (j < editorsjs.length) {
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el.value = encodeURIComponent(editorsjs[j++].state.doc.toString());
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}
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});
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const fileInput = document.getElementById("file-upload") as HTMLInputElement;
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if (fileInput) {
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fileInput.remove();
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}
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const form = document.querySelector<HTMLFormElement>("form#create")!;
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uploadedFileUUIDs.forEach((fileData) => {
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const uuidInput = document.createElement('input');
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uuidInput.type = 'hidden';
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uuidInput.name = 'uploadedfile_uuid';
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uuidInput.value = fileData.uuid;
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form.appendChild(uuidInput);
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const filenameInput = document.createElement('input');
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filenameInput.type = 'hidden';
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filenameInput.name = 'uploadedfile_filename';
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filenameInput.value = fileData.filename;
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form.appendChild(filenameInput);
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});
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const binaryFiles = document.querySelectorAll('[data-binary-original-name]');
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binaryFiles.forEach((fileDiv) => {
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const originalName = fileDiv.getAttribute('data-binary-original-name');
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const fileNameInput = fileDiv.querySelector('.form-filename') as HTMLInputElement;
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if (fileNameInput) {
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fileNameInput.removeAttribute('name');
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}
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const oldNameInput = document.createElement('input');
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oldNameInput.type = 'hidden';
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oldNameInput.name = 'binary_old_name';
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oldNameInput.value = originalName || '';
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form.appendChild(oldNameInput);
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const newNameInput = document.createElement('input');
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newNameInput.type = 'hidden';
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newNameInput.name = 'binary_new_name';
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newNameInput.value = fileNameInput?.value || '';
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form.appendChild(newNameInput);
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});
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window.onbeforeunload = null;
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};
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document.getElementById('gist-metadata-btn')!.onclick = (el) => {
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let metadata = document.getElementById('gist-metadata')!;
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metadata.classList.toggle('hidden');
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let btn = el.target as HTMLButtonElement;
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if (btn.innerText.endsWith('▼')) {
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btn.innerText = btn.innerText.replace('▼', '▲');
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} else {
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btn.innerText = btn.innerText.replace('▲', '▼');
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}
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}
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function checkForFirstDeleteButton() {
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// Count total files (both text and binary)
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const totalFiles = editorsParentdom.querySelectorAll('.editor').length;
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// Hide/show all delete buttons based on total file count
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const deleteButtons = editorsParentdom.querySelectorAll<HTMLButtonElement>("button.delete-file");
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deleteButtons.forEach(deleteBtn => {
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if (totalFiles <= 1) {
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deleteBtn.classList.add("hidden");
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deleteBtn.previousElementSibling?.classList.remove("rounded-l-md");
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deleteBtn.previousElementSibling?.classList.add("rounded-md");
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} else {
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deleteBtn.classList.remove("hidden");
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deleteBtn.previousElementSibling?.classList.add("rounded-l-md");
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deleteBtn.previousElementSibling?.classList.remove("rounded-md");
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}
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});
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}
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function showDeleteButton(editorDom: HTMLElement) {
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let deleteBtn = editorDom.querySelector<HTMLButtonElement>("button.delete-file")!;
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deleteBtn.classList.remove("hidden");
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deleteBtn.previousElementSibling.classList.add("rounded-l-md");
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deleteBtn.previousElementSibling.classList.remove("rounded-md");
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checkForFirstDeleteButton();
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}
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// File upload functionality
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let uploadedFileUUIDs: {uuid: string, filename: string}[] = [];
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const fileUploadInput = document.getElementById("file-upload") as HTMLInputElement;
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const uploadedFilesContainer = document.getElementById("uploaded-files")!;
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const fileUploadZone = document.getElementById("file-upload-zone")!.querySelector('.border-dashed') as HTMLElement;
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// Handle file selection
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const handleFiles = (files: FileList) => {
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Array.from(files).forEach(file => {
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if (!uploadedFileUUIDs.find(f => f.filename === file.name)) {
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uploadFile(file);
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}
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});
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};
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// Upload file to server
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const uploadFile = async (file: File) => {
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const formData = new FormData();
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formData.append('file', file);
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// @ts-ignore
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const baseUrl = window.opengist_base_url || '';
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const csrf = document.querySelector<HTMLInputElement>('form#create input[name="_csrf"]')?.value;
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try {
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const response = await fetch(`${baseUrl}/upload`, {
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method: 'POST',
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credentials: 'same-origin',
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body: formData,
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headers: {
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'X-CSRF-Token': csrf || ''
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}
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});
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if (response.ok) {
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const result = await response.json();
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uploadedFileUUIDs.push({uuid: result.uuid, filename: result.filename});
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addFileToUI(result.filename, result.uuid, file.size);
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} else {
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console.error('Upload failed:', response.statusText);
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}
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} catch (error) {
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console.error('Upload error:', error);
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}
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};
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// Add file to UI
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const addFileToUI = (filename: string, uuid: string, fileSize: number) => {
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const fileElement = document.createElement('div');
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fileElement.className = 'flex items-stretch bg-gray-50 dark:bg-gray-800 border border-gray-200 dark:border-gray-700 rounded-md overflow-hidden';
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fileElement.dataset.uuid = uuid;
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fileElement.innerHTML = `
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<div class="flex items-center space-x-3 px-3 py-1 flex-1">
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<svg class="h-5 w-5 text-gray-400 dark:text-gray-500" fill="currentColor" viewBox="0 0 20 20">
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<path d="M4 4a2 2 0 012-2h4.586A2 2 0 0112 2.586L15.414 6A2 2 0 0116 7.414V16a2 2 0 01-2 2H6a2 2 0 01-2-2V4zm2 6a1 1 0 011-1h6a1 1 0 110 2H7a1 1 0 01-1-1zm1 3a1 1 0 100 2h6a1 1 0 100-2H7z"></path>
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</svg>
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<div>
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<p class="text-sm font-medium text-slate-700 dark:text-slate-300">${filename}</p>
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<p class="text-xs text-gray-500 dark:text-gray-400">${formatFileSize(fileSize)}</p>
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</div>
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</div>
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<button type="button" class="remove-file flex items-center justify-center px-4 border-l-1 dark:border-l-1 text-rose-600 dark:text-rose-400 border-gray-200 dark:border-gray-600 bg-gray-50 dark:bg-gray-800 hover:bg-rose-500 hover:text-white dark:hover:bg-rose-600 hover:border-rose-600 dark:hover:border-rose-700 dark:hover:text-white focus:outline-none">
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<svg xmlns="http://www.w3.org/2000/svg" class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
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<path stroke-linecap="round" stroke-linejoin="round" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
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</svg>
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</button>
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`;
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// Remove file handler
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fileElement.querySelector('.remove-file')!.addEventListener('click', async () => {
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// Remove from server
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try {
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// @ts-ignore
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const baseUrl = window.opengist_base_url || '';
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const csrf = document.querySelector<HTMLInputElement>('form#create input[name="_csrf"]')?.value;
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await fetch(`${baseUrl}/upload/${uuid}`, {
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method: 'DELETE',
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credentials: 'same-origin',
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headers: {
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'X-CSRF-Token': csrf || ''
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}
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});
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} catch (error) {
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console.error('Error deleting file:', error);
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}
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// Remove from UI and local array
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uploadedFileUUIDs = uploadedFileUUIDs.filter(f => f.uuid !== uuid);
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fileElement.remove();
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});
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uploadedFilesContainer.appendChild(fileElement);
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};
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// Format file size
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const formatFileSize = (bytes: number): string => {
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if (bytes === 0) return '0 B';
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const k = 1024;
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const sizes = ['B', 'KB', 'MB', 'GB'];
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const i = Math.floor(Math.log(bytes) / Math.log(k));
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return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + ' ' + sizes[i];
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};
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// File input change handler
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fileUploadInput.addEventListener('change', (e) => {
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const files = (e.target as HTMLInputElement).files;
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if (files) {
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handleFiles(files);
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// Clear the input value immediately so it doesn't get submitted with the form
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(e.target as HTMLInputElement).value = '';
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}
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});
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// Drag and drop handlers
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fileUploadZone.addEventListener('dragover', (e) => {
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e.preventDefault();
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fileUploadZone.classList.add('border-primary-400', 'dark:border-primary-500');
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});
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fileUploadZone.addEventListener('dragleave', (e) => {
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e.preventDefault();
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fileUploadZone.classList.remove('border-primary-400', 'dark:border-primary-500');
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});
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fileUploadZone.addEventListener('drop', (e) => {
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e.preventDefault();
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fileUploadZone.classList.remove('border-primary-400', 'dark:border-primary-500');
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const files = e.dataTransfer?.files;
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if (files) {
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handleFiles(files);
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}
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});
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});
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