113 lines
No EOL
2.8 KiB
TypeScript
113 lines
No EOL
2.8 KiB
TypeScript
import "/static/vendor/ace/ace.js";
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import { $el } from "/static/vendor/domutil/domutil.js";
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class Editor extends HTMLElement {
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private editor: AceAjax.Editor;
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private tabEl: HTMLDivElement;
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private sessions: Record<string, AceAjax.IEditSession>;
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private root: ShadowRoot;
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private addTabButton: HTMLDivElement;
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constructor() {
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super();
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this.sessions = {};
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this.root = this.attachShadow({ mode: "open" });
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}
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connectedCallback() {
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this.addTabButton = $el("div", { className: "tab" }, "+");
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this.addTabButton.addEventListener("click", () => this.#createNewTab());
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this.tabEl = $el("div", { className: "tab-container" }, this.addTabButton);
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this.root.append(this.tabEl);
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const style = $el("style");
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style.textContent = `
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.tab-container {
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display: flex;
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margin-bottom: -2px;
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& .tab {
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border: 2px solid var(--table-border-color);
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padding: 0.5ch 0.8ch;
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background-color: var(--button-bg);
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cursor: pointer;
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&.active {
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background-color: var(--table-border-color);
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}
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&:not(:first-child) {
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margin-left: -2px;
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}
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}
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}
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`;
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const slot = $el("slot", { name: "body" });
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this.root.append(style, slot);
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const editorEl = $el("div", { slot: "body" });
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this.append(editorEl);
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// Create editor
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ace.config.set('basePath', '/static/vendor/ace')
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this.editor = ace.edit(editorEl);
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// todo make this stuff customizable??
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this.editor.setTheme("ace/theme/dracula");
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this.editor.setOptions({
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fontFamily: "Iosevka Web",
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fontSize: "12pt",
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});
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this.editor.getSession().setUseWrapMode(true);
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this.editor.setKeyboardHandler("ace/keyboard/vim");
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}
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/**
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* Add a file editing session
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* @param name File name
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* @param content File contents
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*/
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addFile(name: string, content: string) {
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// Add to session list
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this.sessions[name] = ace.createEditSession(content);
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// TODO replace this with auto-detection
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this.sessions[name].setMode("ace/mode/nix");
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// Create tab and set as active
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const tab = this.#addTab(name);
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tab.click();
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}
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setCurrent(name: string) {
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this.editor.setSession(this.sessions[name]);
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this.tabEl.querySelectorAll<HTMLDivElement>(".tab").forEach(el => {
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if (el.dataset.name === name) el.classList.add("active");
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else el.classList.remove("active");
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});
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}
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files(): [String, String][] {
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return Object.entries(this.sessions).map(([name, session]) => [name, session.getValue()]);
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}
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/**
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* Create a new tab
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* @param name Tab name
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* @returns Tab element
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*/
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#addTab(name: string) {
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const tab = $el("div", {
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className: "tab",
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dataset: { name },
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"@click": () => this.setCurrent(name)
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}, name);
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this.tabEl.insertBefore(tab, this.addTabButton);
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return tab;
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}
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#createNewTab() {
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this.addFile(`untitled${Object.keys(this.sessions).filter(s => s.startsWith("untitled")).length + 1}`, "");
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}
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}
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customElements.define("file-editor", Editor); |