import chalk from 'chalk';
import { getCommandAbsolutePaths } from '../utils/command';
import path from 'path';
import { marked } from 'marked';
import TerminalRenderer from 'marked-terminal';

marked.setOptions({
	// Define custom renderer
	renderer: new TerminalRenderer() as any
});

interface CommandArgs {
	commandName: string;
}

interface CommandOptions {
	help: string;
	description: string;
	required: Array<{
		name: string;
		message: string;
	}>;
	args: Record<string, unknown>;
}

const helpCommand = {
	async command(args: CommandArgs) {
		const commandPaths = getCommandAbsolutePaths();
		for (const item of commandPaths) {
			const itemCommandName = path.basename(item).replace('_', ':').replace(/\.(js|ts)$/, '');
			const itemModuleName = path.normalize(item).replace(/\.(js|ts)$/, '');

			if (itemCommandName === args.commandName) {
				const rawOptions = await import(itemModuleName);
				const { commandOptions } = rawOptions.default ? rawOptions.default : rawOptions;
				console.log(marked(commandOptions.help));
				return;
			}
		}
		console.log(chalk.red(`Command ${args.commandName} is not a known command.`));
	},
	commandOptions: {
		required: [
			{
				name: "commandName", // <-- this value will be users
				message: 'You need a command name to get help for a command... duh', // <-- failure message if param does not exist
			},
		],
		help: `
Auditboard CLI

Use this tool to create commands that will assist you while you build your application.
To view a list of available commands, you may use the "list" command:

auditboard list

And other great commands that you'll create!
		`,
		description: "Displays help for a command",
		args: {}
	} as CommandOptions
};

export default helpCommand;