import { Command } from "commander";
import { Manager } from "../core/manager.ts";
import { listSoftwares } from "./commands/softwares.ts";

export class Cli {
	/**
	 * CLI instance.
	 * @protected
	 */
	protected command: Command;

	/**
	 * Infernod manager instance.
	 * @protected
	 */
	protected manager!: Manager;

	constructor() {
		this.command = new Command();
		this.setup();
	}

	/**
	 * Run the currently passed command using the defined CLI.
	 */
	async run(): Promise<void> {
		// Parse the provided command.
		await this.command.parseAsync();
	}

	/**
	 * Setup CLI commands, args and flags.
	 * @protected
	 */
	protected setup(): void {
		this.command
			.name("infernod")
			.description("Infernod Manager CLI")
			.version("0.1.0")

			.option("-d, --database <string>", "set database path")

			// Boot the CLI using provided global options.
			.hook("preAction", async () => {
				await this.boot();
			});

		const softwares = this.command
			.command("softwares")
			.description("Softwares management commands.");
		softwares
			.command("list")
			.description("List all registered softwares.")
			.action(() => listSoftwares(this.manager));
	}

	/**
	 * Boot the CLI internal requirements.
	 * Mainly, initialize the manager.
	 * @protected
	 */
	protected boot(): Promise<void> {
		this.manager = new Manager();
		return this.manager.waitForInitialized();
	}
}