import { DEFAULT_SERVER_CONFIG, ServerConfig } from '../services/types';

export interface ServerConfigForm {
    host: string;
    port: string;
    apiKey: string;
}

/** Turns the raw text fields of the settings form into a usable ServerConfig. */
export function buildServerConfig(form: ServerConfigForm): ServerConfig {
    return {
        host: form.host.trim() || DEFAULT_SERVER_CONFIG.host,
        port: parseInt(form.port, 10) || DEFAULT_SERVER_CONFIG.port,
        apiKey: form.apiKey.trim() || undefined,
    };
}

/** True when the form differs from what is currently stored. */
export function isConfigChanged(form: ServerConfigForm, saved: ServerConfig): boolean {
    return (
        form.host !== saved.host ||
        form.port !== saved.port.toString() ||
        form.apiKey !== (saved.apiKey ?? '')
    );
}