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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { AtomOneDark } from './atom-one-dark.js';
import { Dracula } from './dracula.js';
import { GitHub } from './github.js';
import { GoogleCode } from './googlecode.js';
import { VS } from './vs.js';
import { VS2015 } from './vs2015.js';
import { XCode } from './xcode.js';
import { Theme } from './theme.js';
import { ANSI } from './ansi.js';
export interface ThemeDisplay {
name: string;
active: boolean;
}
export const DEFAULT_THEME: Theme = VS2015;
class ThemeManager {
private readonly availableThemes: Theme[];
private activeTheme: Theme;
constructor() {
this.availableThemes = [
AtomOneDark,
Dracula,
VS, // Light mode.
VS2015,
GitHub,
GoogleCode,
XCode,
ANSI,
];
this.activeTheme = DEFAULT_THEME;
}
/**
* Returns a list of available theme names.
*/
getAvailableThemes(): ThemeDisplay[] {
return this.availableThemes.map((theme) => ({
name: theme.name,
active: theme === this.activeTheme,
}));
}
/**
* Sets the active theme.
* @param themeName The name of the theme to activate.
*/
setActiveTheme(themeName: string | undefined): void {
const foundTheme = this.findThemeByName(themeName);
if (foundTheme) {
this.activeTheme = foundTheme;
} else {
throw new Error(`Theme "${themeName}" not found.`);
}
}
findThemeByName(themeName: string | undefined): Theme | undefined {
if (!themeName) {
return DEFAULT_THEME;
}
return this.availableThemes.find((theme) => theme.name === themeName);
}
/**
* Returns the currently active theme object.
*/
getActiveTheme(): Theme {
return this.activeTheme;
}
}
// Export an instance of the ThemeManager
export const themeManager = new ThemeManager();
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