import type { Option } from 'ts-results';

import type {
    CommandInteraction,
    CommandInteractionOptionResolver,
    Message,
    MessagePayload,
    MessageOptions,
} from 'discord.js';

import type * as Sern from '../handler/sern';

export type Visibility = 'private' | 'public';

// Anything that can be sent in a `<TextChannel>#send` or `<CommandInteraction>#reply`
export type possibleOutput<T = string> = T | (MessagePayload & MessageOptions);
export type Nullable<T> = T | null;
export type execute = Sern.Module<unknown>['execute'];

export type ParseType<T> = {
    [K in keyof T]: T[K] extends unknown ? [k: K, args: T[K]] : never;
}[keyof T];

// A Sern.Module['delegate'] will carry a Context Parameter
export type Context = {
    message: Option<Message>;
    interaction: Option<CommandInteraction>;
};

export type Arg = ParseType<{ text: string; slash: SlashOptions }>;

// TypeAlias for interaction.options
export type SlashOptions = Omit<CommandInteractionOptionResolver, 'getMessage' | 'getFocused'>;