135 lines
4.2 KiB
TypeScript
135 lines
4.2 KiB
TypeScript
/*
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* Vencord, a modification for Discord's desktop app
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* Copyright (c) 2022 Vendicated and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import { Settings, SettingsStore } from "@api/Settings";
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import { ThemeStore } from "@webpack/common";
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let style: HTMLStyleElement;
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let themesStyle: HTMLStyleElement;
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function createStyle(id: string) {
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const style = document.createElement("style");
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style.id = id;
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document.documentElement.append(style);
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return style;
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}
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async function initSystemValues() {
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const values = await VencordNative.themes.getSystemValues();
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const variables = Object.entries(values)
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.filter(([, v]) => v !== "#")
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.map(([k, v]) => `--${k}: ${v};`)
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.join("");
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createStyle("vencord-os-theme-values").textContent = `:root{${variables}}`;
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}
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export async function toggle(isEnabled: boolean) {
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if (!style) {
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if (isEnabled) {
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style = createStyle("vencord-custom-css");
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VencordNative.quickCss.addChangeListener(css => {
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css = patchSidebar(css);
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style.textContent = css;
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style.disabled = !Settings.useQuickCss;
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});
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const css = await VencordNative.quickCss.get();
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style.textContent = patchSidebar(css);
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}
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} else {
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style.disabled = !isEnabled;
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}
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}
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function patchSidebar(css: string): string {
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if (
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css.includes("grid-template-columns") ||
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css.includes("grid-template-areas")
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) {
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css = css.replace(
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/(["'])([^"']*?)guildsList\s+/g,
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(_, quote, pre) => `${quote}${pre}guildsList sidebar `
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);
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css = css.replace(
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/guildsEnd\]/g,
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"guildsEnd] min-content [sidebarEnd]"
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);
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}
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return css;
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}
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async function initThemes() {
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themesStyle ??= createStyle("vencord-themes");
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const { enabledThemeLinks, enabledThemes } = Settings;
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const enabledlinks: string[] = [...enabledThemeLinks];
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const activeTheme = ThemeStore.theme === "light" ? "light" : "dark";
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const rawLinks = enabledlinks
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.map(rawLink => {
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const match = /^@(light|dark) (.*)/.exec(rawLink);
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if (!match) return rawLink;
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const [, mode, link] = match;
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return mode === activeTheme ? link : null;
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})
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.filter((link): link is string => link !== null);
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const links: string[] = [];
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for (const url of rawLinks) {
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try {
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const res = await fetch(url);
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const css = await res.text();
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const patched = patchSidebar(css);
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const blob = new Blob([patched], { type: "text/css" });
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links.push(URL.createObjectURL(blob));
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} catch (e) {
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console.warn(`Failed to fetch theme from ${url}`, e);
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}
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}
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for (const theme of enabledThemes) {
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const themeData = await VencordNative.themes.getThemeData(theme);
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if (!themeData) continue;
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const patchedTheme = patchSidebar(themeData);
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const blob = new Blob([patchedTheme], { type: "text/css" });
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links.push(URL.createObjectURL(blob));
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}
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themesStyle.textContent = links.map(link => `@import url("${link.trim()}");`).join("\n");
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}
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document.addEventListener("DOMContentLoaded", () => {
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initSystemValues();
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initThemes();
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toggle(Settings.useQuickCss);
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SettingsStore.addChangeListener("useQuickCss", toggle);
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SettingsStore.addChangeListener("enabledThemeLinks", initThemes);
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SettingsStore.addChangeListener("enabledThemes", initThemes);
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ThemeStore.addChangeListener(initThemes);
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if (!IS_WEB)
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VencordNative.quickCss.addThemeChangeListener(initThemes);
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});
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