Try multiple times if a page request fail, add initial loading screen
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commit
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GPG Key ID:
41467804B19A3315
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@ -3,7 +3,8 @@ import speen from "~/assets/images/speen.svg";
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import { getPageHTML } from "./wiki";
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import { processHTML, bindFunctions, CURRENT_VERSION } from "./userscript";
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import cache from "./cache";
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import { nextAnimationFrame } from "./utils";
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import { nextAnimationFrame, delay } from "./utils";
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import { TabInfo } from "./sections";
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// @ts-expect-error: Parcel image import
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import unknown from "~/assets/images/tab-icons/unknown.svg";
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@ -15,15 +16,10 @@ function initWaiting(elem: HTMLElement) {
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const spinnerImg = document.createElement("img");
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spinnerImg.src = speen;
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spinnerContainer.appendChild(spinnerImg);
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const spinnerText = document.createElement("p");
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spinnerText.appendChild(
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document.createTextNode("You start skimming through the manual...")
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);
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spinnerContainer.appendChild(spinnerText);
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elem.appendChild(spinnerContainer);
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}
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async function loadPage(page: string, elem: HTMLElement) {
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async function loadPage(page: string, elem: HTMLElement): Promise<HTMLElement> {
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let html: string | null = null;
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const key = `page:${page}`;
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@ -45,7 +41,18 @@ async function loadPage(page: string, elem: HTMLElement) {
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// Fetch page content
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if (!html) {
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console.log(`${page}: fetching`);
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html = await getPageHTML(page);
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let retries = 0;
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while (retries < 5) {
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try {
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// eslint-disable-next-line no-await-in-loop
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html = await getPageHTML(page);
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break;
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} catch (e) {
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retries += 1;
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// eslint-disable-next-line no-await-in-loop
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await delay(1000);
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}
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}
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// Convert relative links to absolute (and proxied)
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html = html.replace(/"\/wiki/gi, '"//tgproxy.ovo.ovh/wiki');
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@ -53,15 +60,14 @@ async function loadPage(page: string, elem: HTMLElement) {
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await nextAnimationFrame();
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// Set as HTML content and run HTML manipulations on it
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const div = document.createElement("div");
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div.className = elem.className;
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const div = elem.cloneNode(false) as HTMLDivElement;
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div.innerHTML = html;
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console.log(`${page}: processing`);
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processHTML(div, page);
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// Save result to cache
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cache.set(key, div.outerHTML, CURRENT_VERSION).then(() => {
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cache.set(key, div.innerHTML, CURRENT_VERSION).then(() => {
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console.log(`${page}: saved to cache`);
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});
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@ -69,12 +75,13 @@ async function loadPage(page: string, elem: HTMLElement) {
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elem = div;
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} else {
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// Set cached content as HTML
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elem.outerHTML = html;
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elem.innerHTML = html;
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}
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bindFunctions(elem, page);
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console.log(`${page}: userscript applied`);
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elem.classList.remove("waiting");
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return elem;
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}
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type TabElements = {
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@ -97,6 +104,8 @@ export default class TabManager {
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sections: Record<string, Section> = {};
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loading: boolean;
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constructor(
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sectionlist: HTMLElement,
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tablist: HTMLElement,
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@ -107,6 +116,25 @@ export default class TabManager {
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this.tabContentContainer = tabcontent;
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}
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/**
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* Set app-wide loading state
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* @param value is app still loading?
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*/
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setLoading(value: boolean): void {
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if (value) {
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document.getElementById("app").classList.add("waiting");
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initWaiting(this.tabContentContainer);
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const spinnerContainer = this.tabContentContainer.querySelector(".speen");
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spinnerContainer.appendChild(
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document.createTextNode("Loading wiki pages")
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);
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} else {
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document.getElementById("app").classList.remove("waiting");
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const elem = this.tabContentContainer.querySelector(".speen");
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this.tabContentContainer.removeChild(elem);
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}
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}
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/**
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* Create section and add it to the section list
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* @param name Section name
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@ -161,7 +189,7 @@ export default class TabManager {
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* @param icon Icon to show
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* @param setActive Also set the tab as active
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*/
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openTab(
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async openTab(
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section: string,
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page: string,
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options: {
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@ -169,7 +197,8 @@ export default class TabManager {
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active?: boolean;
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text?: string;
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}
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): void {
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): Promise<void> {
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const { icon, active, text } = options;
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// Create tab list item
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const tabListItem = document.createElement("div");
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tabListItem.className = "tab";
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@ -182,11 +211,10 @@ export default class TabManager {
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this.setActive(section, page);
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});
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const iconElement = document.createElement("img");
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iconElement.src = options.icon || unknown;
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iconElement.src = icon || unknown;
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tabListItem.title = page.replace(/_/gi, " ");
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tabListItem.appendChild(iconElement);
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const shortTitle =
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options.text || page.substr(page.lastIndexOf("_") + 1, 4);
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const shortTitle = text || page.substr(page.lastIndexOf("_") + 1, 4);
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tabListItem.appendChild(document.createTextNode(shortTitle));
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this.tabListContainer.appendChild(tabListItem);
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@ -196,9 +224,6 @@ export default class TabManager {
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tabContentItem.dataset.tab = page;
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initWaiting(tabContentItem);
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// Start loading page for new tab
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loadPage(page, tabContentItem);
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this.tabContentContainer.appendChild(tabContentItem);
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// Create tab entry
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@ -209,8 +234,15 @@ export default class TabManager {
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tabListItem.classList.add("hidden");
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}
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// Start loading page for new tab
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const elem = await loadPage(page, tabContentItem);
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// Since element can be replaced (when loading for the first time), make sure the reference is updated
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if (elem !== tabContentItem) {
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this.sections[section].tabs[page].tabContentItem = elem;
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}
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// If asked for, set it to active
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if (options.active) {
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if (active) {
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this.setActive(section, page);
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}
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}
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67
src/index.ts
67
src/index.ts
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@ -1,25 +1,58 @@
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import TabManager from "./TabManager";
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import sections from "./sections";
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import { nextAnimationFrame } from "./utils";
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const sectionListContainer = document.getElementById("section-list");
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const tabListContainer = document.getElementById("tab-list");
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const tabContentContainer = document.getElementById("tabs");
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const manager = new TabManager(
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sectionListContainer,
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tabListContainer,
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tabContentContainer
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);
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// @ts-expect-error: Parcel image import
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import unknown from "~/assets/images/tab-icons/unknown.svg";
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sections.forEach((section) => {
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manager.createSection(section.name);
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section.tabs.forEach((tab) => {
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manager.openTab(section.name, tab.page, { icon: tab.icon, text: tab.text });
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async function load() {
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const sectionListContainer = document.getElementById("section-list");
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const tabListContainer = document.getElementById("tab-list");
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const tabContentContainer = document.getElementById("tabs");
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const manager = new TabManager(
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sectionListContainer,
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tabListContainer,
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tabContentContainer
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);
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manager.setLoading(true);
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await nextAnimationFrame();
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// Add loading "bar"
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const spinnerContainer = document.querySelector("#tabs > .speen");
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const icons = document.createElement("div");
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icons.className = "loading-icons";
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sections.forEach((section) =>
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section.tabs.forEach((tab) => {
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const iconElement = document.createElement("img");
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iconElement.dataset.tab = tab.page;
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iconElement.src = tab.icon || unknown;
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iconElement.title = tab.page.replace(/_/gi, " ");
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icons.appendChild(iconElement);
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})
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);
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spinnerContainer.appendChild(icons);
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const promises = sections.flatMap((section) => {
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manager.createSection(section.name);
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return section.tabs.map(async (tab) => {
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// Load page
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await manager.openTab(section.name, tab.page, {
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icon: tab.icon,
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text: tab.text,
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});
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// Remove icon from loading
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icons.removeChild(icons.querySelector(`img[data-tab=${tab.page}]`));
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});
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});
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});
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// Set first page as active
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manager.setActive("Medical", "Guide_to_chemistry");
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Promise.all(promises).then(() => {
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// Remove app-wide loading
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manager.setLoading(false);
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// Set first page as active
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manager.setActive("Medical", "Guide_to_chemistry");
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});
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}
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if ("serviceWorker" in navigator) {
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const x = process.env.SUBPATH ? `${process.env.SUBPATH}/sw.js` : "sw.js";
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navigator.serviceWorker
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@ -31,3 +64,5 @@ if ("serviceWorker" in navigator) {
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console.log("Service worker registration failed, error:", error);
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});
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}
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load();
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@ -4,12 +4,9 @@ import { findParent } from "./utils";
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// This is used for cache busting when userscript changes significantly.
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// Only change it when you made changes to the processHTML part!
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export const CURRENT_VERSION = "e700bb9c309627b944618152a7d8e936ae7a05db";
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export const CURRENT_VERSION = "bb7abd544a19369d4b6b7e3dde3eb3cc34c023d4";
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function chemistryFixups(root: HTMLElement) {
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// Enable page-specific CSS rules
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root.classList.add("bchem");
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// Fix inconsistencies with <p> on random parts
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// Ideally I'd like a <p> or something on every part, wrapping it completely, but for now let's just kill 'em
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root
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@ -16,4 +16,10 @@ export function nextAnimationFrame(): Promise<void> {
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return new Promise((resolve) => requestAnimationFrame(() => resolve()));
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}
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export default { findParent, nextAnimationFrame };
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export function delay(ms: number): Promise<void> {
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return new Promise((resolve) => {
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setTimeout(() => resolve(), ms);
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});
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}
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export default { findParent, nextAnimationFrame, delay };
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@ -88,11 +88,11 @@ span.bgus_nested_element:not(.bgus_collapsed) + div.tooltiptext {
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margin-left: -5px;
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}
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}
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.bchem table.wikitable > tbody > tr > td:nth-child(2) {
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div[data-tab="Guide_to_chemistry"] table.wikitable > tbody > tr > td:nth-child(2) {
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width: 45%;
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padding: 10px;
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}
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.bchem table.wikitable {
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div[data-tab="Guide_to_chemistry"] table.wikitable {
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border: 0 !important;
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.table-head {
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text-align: center;
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@ -101,7 +101,7 @@ span.bgus_nested_element:not(.bgus_collapsed) + div.tooltiptext {
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background-color: darken($nanotrasen, 5%) !important;
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}
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}
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div.bchem .bgus_fz_selected {
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div[data-tab="Guide_to_chemistry"] .bgus_fz_selected {
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background: $nanotrasen !important;
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th,
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td {
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@ -20,6 +20,7 @@ body {
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z-index: 0;
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img {
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opacity: 0.4;
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width: 80vmin;
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}
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}
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@ -37,6 +38,13 @@ body {
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height: 100%;
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display: flex;
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flex-direction: column;
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&.waiting {
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#tab-list,
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#section-list {
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display: none;
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}
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}
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}
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::-webkit-scrollbar {
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@ -59,6 +67,20 @@ body {
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border: 1px solid lighten($nanotrasen, 10%);
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}
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.speen {
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flex: 1;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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font-size: 12pt;
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img {
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width: 60vmin;
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opacity: 0.9;
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padding-bottom: 1em;
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}
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}
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#tabs {
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flex: 1;
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z-index: 1;
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@ -85,17 +107,6 @@ body {
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display: flex;
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flex-direction: column;
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height: 100%;
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.speen {
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flex: 1;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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img {
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width: 60vmin;
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opacity: 0.9;
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}
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}
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}
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}
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@ -211,3 +222,24 @@ noscript {
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background: transparent;
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width: 100%;
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}
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.loading-icons {
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display: flex;
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flex-direction: row;
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align-items: center;
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justify-content: center;
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user-select: none;
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font-size: 9pt;
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padding: 3pt 7pt;
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text-transform: uppercase;
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flex-wrap: wrap;
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div {
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border: 1px solid red;
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display: flex;
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flex-direction: column;
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align-items: center;
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}
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img {
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max-width: 32px;
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}
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}
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