<?php

declare( strict_types=1 );

namespace Senti\Admin;

use Senti\Shared\Settings;
use Senti\Shared\WordPress\Capability\Capabilities;
use SentiVendor\WPDesk\Init\Binding\Hookable;

/**
 * Registers Senti admin menu and submenu pages.
 */
final class AdminMenu implements Hookable {

	public function __construct(
		private SubscribersPage $subscribers,
		private SettingsPage $settings,
		private ?Settings $plugin_settings = null
	) {}

	public function hooks(): void {
		add_action( 'admin_menu', [ $this, 'register' ] );
	}

	/**
	 * @internal Hook callback.
	 */
	public function register(): void {
		$parent_slug = $this->determine_parent_slug();
		$capability  = $this->determine_parent_cap();

		add_menu_page(
			__( 'Senti', 'senti-feedback' ),
			__( 'Senti', 'senti-feedback' ),
			$capability,
			$parent_slug,
			$parent_slug === 'senti-settings' ? [ $this, 'render_settings' ] : '',
			'dashicons-megaphone',
			58
		);

		add_submenu_page(
			$parent_slug,
			__( 'Subscribers', 'senti-feedback' ),
			__( 'Subscribers', 'senti-feedback' ),
			Capabilities::MANAGE_SUBSCRIBERS,
			'senti-subscribers',
			[ $this, 'render_subscribers' ]
		);

		add_submenu_page(
			$parent_slug,
			__( 'Senti settings', 'senti-feedback' ),
			__( 'Settings', 'senti-feedback' ),
			Capabilities::MANAGE_SETTINGS,
			'senti-settings',
			[ $this, 'render_settings' ]
		);
	}

	private function determine_parent_slug(): string {
		$settings = $this->plugin_settings ?? new Settings();

		if ( $settings->is_module_active( Settings::MODULE_FEEDBACK ) ) {
			return 'edit.php?post_type=senti_feedback';
		}

		if ( $settings->is_module_active( Settings::MODULE_ROADMAP ) ) {
			return 'edit.php?post_type=senti_roadmap';
		}

		if ( $settings->is_module_active( Settings::MODULE_CHANGELOG ) ) {
			return 'edit.php?post_type=senti_release';
		}

		return 'senti-settings';
	}

	private function determine_parent_cap(): string {
		$settings = $this->plugin_settings ?? new Settings();

		if ( $settings->is_module_active( Settings::MODULE_FEEDBACK ) ) {
			return Capabilities::EDIT_FEEDBACKS;
		}

		if ( $settings->is_module_active( Settings::MODULE_ROADMAP ) ) {
			return Capabilities::EDIT_ROADMAPS;
		}

		if ( $settings->is_module_active( Settings::MODULE_CHANGELOG ) ) {
			return Capabilities::EDIT_RELEASES;
		}

		return Capabilities::MANAGE_SETTINGS;
	}

	/**
	 * @internal Hook callback.
	 */
	public function render_subscribers(): void {
		$this->subscribers->render();
	}

	/**
	 * @internal Hook callback.
	 */
	public function render_settings(): void {
		$this->settings->render();
	}
}