import type { IMessage, RequiredField, SlashCommandPreviewItem } from '@rocket.chat/core-typings';
import type { ServerMethods } from '@rocket.chat/ui-contexts';
import { Meteor } from 'meteor/meteor';

import { slashCommands } from '../../../utils/server';

declare module '@rocket.chat/ui-contexts' {
	// eslint-disable-next-line @typescript-eslint/naming-convention
	interface ServerMethods {
		executeSlashCommandPreview(
			command: {
				cmd: string;
				params: string;
				msg: RequiredField<Partial<IMessage>, 'rid'>;
				triggerId?: string;
			},
			preview: SlashCommandPreviewItem,
		): void;
	}
}

Meteor.methods<ServerMethods>({
	executeSlashCommandPreview(command, preview) {
		if (!Meteor.userId()) {
			throw new Meteor.Error('error-invalid-user', 'Invalid user', {
				method: 'getSlashCommandPreview',
			});
		}

		if (!command?.cmd || !slashCommands.commands[command.cmd]) {
			throw new Meteor.Error('error-invalid-command', 'Invalid Command Provided', {
				method: 'executeSlashCommandPreview',
			});
		}

		const theCmd = slashCommands.commands[command.cmd];
		if (!theCmd.providesPreview) {
			throw new Meteor.Error('error-invalid-command', 'Command Does Not Provide Previews', {
				method: 'executeSlashCommandPreview',
			});
		}

		if (!preview) {
			throw new Meteor.Error('error-invalid-command-preview', 'Invalid Preview Provided', {
				method: 'executeSlashCommandPreview',
			});
		}

		return slashCommands.executePreview(command.cmd, command.params, command.msg, preview, command.triggerId);
	},
});