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If the user used the manual toggle, they will not be able to get back to auto since it will force set to light theme. This should fix that.
47 lines
1.6 KiB
JavaScript
47 lines
1.6 KiB
JavaScript
'use strict';
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var toggle_theme = document.getElementById('toggle_theme');
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toggle_theme.href = 'javascript:void(0)';
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const STORAGE_KEY_THEME = 'dark_mode';
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const THEME_DARK = 'dark';
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const THEME_LIGHT = 'light';
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// TODO: theme state controlled by system
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toggle_theme.addEventListener('click', function () {
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const isDarkTheme = helpers.storage.get(STORAGE_KEY_THEME) === THEME_DARK;
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const newTheme = isDarkTheme ? THEME_LIGHT : THEME_DARK;
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setTheme(newTheme);
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helpers.storage.set(STORAGE_KEY_THEME, newTheme);
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helpers.xhr('GET', '/toggle_theme?redirect=false', {}, {});
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});
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/** @param {THEME_DARK|THEME_LIGHT} theme */
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function setTheme(theme) {
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// By default body element has .no-theme class that uses OS theme via CSS @media rules
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// It rewrites using hard className below
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if (theme === THEME_DARK) {
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toggle_theme.children[0].className = 'icon ion-ios-sunny';
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document.body.className = 'dark-theme';
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} else if (theme === THEME_LIGHT) {
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toggle_theme.children[0].className = 'icon ion-ios-moon';
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document.body.className = 'light-theme';
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} else {
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document.body.className = 'no-theme';
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}
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}
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// Handles theme change event caused by other tab
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addEventListener('storage', function (e) {
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if (e.key === STORAGE_KEY_THEME)
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setTheme(helpers.storage.get(STORAGE_KEY_THEME));
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});
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// Set theme from preferences on page load
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addEventListener('DOMContentLoaded', function () {
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const prefTheme = document.getElementById('dark_mode_pref').textContent;
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if (prefTheme) {
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setTheme(prefTheme);
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helpers.storage.set(STORAGE_KEY_THEME, prefTheme);
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}
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});
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