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tghandbook/lib/TabManager.ts
2020-06-17 11:43:21 +02:00

96 lines
3 KiB
TypeScript

import speen from "~/assets/images/speen.svg";
import { getPageHTML } from "./wiki";
import userscript from "./userscript";
function initWaiting(elem: HTMLElement) {
// Add spinner
const spinnerContainer = document.createElement("div");
spinnerContainer.className = "speen";
const spinnerImg = document.createElement("img");
spinnerImg.src = speen;
spinnerContainer.appendChild(spinnerImg);
const spinnerText = document.createElement("p");
spinnerText.appendChild(
document.createTextNode("You start skimming through the manual...")
);
spinnerContainer.appendChild(spinnerText);
elem.appendChild(spinnerContainer);
}
async function loadPage(page: string, elem: HTMLElement) {
console.log(page + ": fetching");
let html = await getPageHTML(page);
// Convert relative links to absolute
html = html.replace(/"\/wiki/gi, '"//tgstation13.org/wiki');
elem.innerHTML = html;
console.log(page + ": processing");
userscript(elem, page);
console.log(page + ": userscript applied");
elem.classList.remove("waiting");
}
type TabElements = { tabListItem: HTMLElement; tabContentItem: HTMLElement };
export default class TabManager {
tabListContainer: HTMLElement;
tabContentContainer: HTMLElement;
tabs: Record<string, TabElements> = {};
constructor(tablist: HTMLElement, tabcontent: HTMLElement) {
this.tabListContainer = tablist;
this.tabContentContainer = tabcontent;
}
openTab(page: string, setActive: boolean) {
// Create tab list item
const tabListItem = document.createElement("div");
tabListItem.className = "tab";
tabListItem.dataset.tab = page;
tabListItem.addEventListener("click", () => {
if (tabListItem.classList.contains("active")) {
return;
}
this.setActive(page);
});
tabListItem.appendChild(document.createTextNode(page.replace(/_/gi, " ")));
this.tabListContainer.appendChild(tabListItem);
// Create tab content container
const tabContentItem = document.createElement("div");
tabContentItem.className = "page waiting";
tabContentItem.dataset.tab = page;
initWaiting(tabContentItem);
this.tabContentContainer.appendChild(tabContentItem);
// Start loading page for new tab
loadPage(page, tabContentItem);
// Create tab entry
this.tabs[page] = { tabListItem, tabContentItem };
// If asked for, set it to active
if (setActive) {
this.setActive(page);
}
}
setActive(page: string) {
// Make sure tab exists (why wouldn't it?!)
if (!(page in this.tabs)) {
throw new Error("tab not found");
}
// Deactivate current active tab
this.tabListContainer
.querySelectorAll(".active")
.forEach((it) => it.classList.remove("active"));
this.tabContentContainer
.querySelectorAll(".active")
.forEach((it) => it.classList.remove("active"));
// Activate new tab
const { tabListItem, tabContentItem } = this.tabs[page];
tabListItem.classList.add("active");
tabContentItem.classList.add("active");
}
}