/**
* LLMSettingsNotifier - Event system for LLM provider settings changes
*
* Uses Obsidian's Events API for consistency with the rest of the codebase.
* Allows components to subscribe to settings changes and react immediately
* when API keys are added/removed or providers are enabled/disabled.
*/
import { Events, EventRef } from 'obsidian';
import { LLMProviderSettings } from '../../types';
/**
* Singleton notifier for LLM settings changes
* Extends Obsidian's Events for consistent event handling
*/
class LLMSettingsNotifierImpl extends Events {
/**
* Subscribe to settings changes
* @param callback Handler function called when settings change
* @returns EventRef for unsubscribing
*/
onSettingsChanged(callback: (settings: LLMProviderSettings) => void): EventRef {
// Cast to satisfy Obsidian's generic event signature
return this.on('settings-changed', callback as (...data: unknown[]) => unknown);
}
/**
* Notify all subscribers of settings change
*/
notify(settings: LLMProviderSettings): void {
this.trigger('settings-changed', settings);
}
/**
* Unsubscribe using EventRef
*/
unsubscribe(ref: EventRef): void {
this.offref(ref);
}
}
// Export singleton instance
export const LLMSettingsNotifier = new LLMSettingsNotifierImpl();
