import type { ClientEvents } from 'discord.js';
import { EventType } from '../core/structures/enums';
import type {
    InputCommand,
    InputEvent,
    Module,
} from '../types/core-modules';
import { partitionPlugins } from './functions'
import type { Awaitable } from '../types/utility';

/**
 * @since 1.0.0 The wrapper function to define command modules for sern
 * @param mod
 */
export function commandModule(mod: InputCommand): Module {
    const [onEvent, plugins] = partitionPlugins(mod.plugins);
    return {
        ...mod,
        onEvent,
        plugins,
    } as Module;
}

/**
 * @since 1.0.0
 * The wrapper function to define event modules for sern
 * @param mod
 */
export function eventModule(mod: InputEvent): Module {
    return mod as Module;
}

/** Create event modules from discord.js client events,
 * This is an {@link eventModule} for discord events,
 * where typings can be very bad.
 * @Experimental
 * @param mod
 */
export function discordEvent<T extends keyof ClientEvents>(mod: {
    name: T;
    execute: (...args: ClientEvents[T]) => Awaitable<unknown>;
}) {
    return eventModule({ type: EventType.Discord, ...mod, });
}