<?php

declare( strict_types=1 );

namespace Senti\Admin;

use Senti\Changelog\ReleaseException;
use Senti\Changelog\ReleaseService;
use Senti\Shared\WordPress\Capability\Capabilities;
use Senti\Shared\WordPress\Identifiers;
use WP_Post;
use WP_Query;
use SentiVendor\WPDesk\Init\Binding\Hookable;

/**
 * Handles WordPress administration interface for release posts.
 */
final class ReleaseEditor implements Hookable {

	public function __construct(
		private readonly ReleaseService $releases
	) {
	}

	public function hooks(): void {
		add_action( 'add_meta_boxes_' . Identifiers::POST_TYPE_RELEASE, [ $this, 'add_meta_box' ] );
		add_action( 'save_post_' . Identifiers::POST_TYPE_RELEASE, [ $this, 'save' ], 10, 2 );
		add_filter( 'post_row_actions', [ $this, 'row_actions' ], 10, 2 );
		add_action( 'admin_notices', [ $this, 'notifications_queued_notice' ] );
		add_filter( 'manage_' . Identifiers::POST_TYPE_RELEASE . '_posts_columns', [ $this, 'columns' ] );
		add_action( 'manage_' . Identifiers::POST_TYPE_RELEASE . '_posts_custom_column', [ $this, 'render_column' ], 10, 2 );
		add_filter( 'manage_edit-' . Identifiers::POST_TYPE_RELEASE . '_sortable_columns', [ $this, 'sortable_columns' ] );
		add_action( 'pre_get_posts', [ $this, 'sort_collection' ] );
	}

	/**
	 * @internal
	 */
	public function add_meta_box(): void {
		add_meta_box( 'senti-release-details', __( 'Release details', 'senti-feedback' ), [ $this, 'render' ], Identifiers::POST_TYPE_RELEASE, 'side' );
	}

	/**
	 * @internal
	 * @param array<string, string> $columns
	 * @return array<string, string>
	 */
	public function columns( array $columns ): array {
		$columns['senti_release_version'] = __( 'Version', 'senti-feedback' );
		$columns['senti_release_date']    = __( 'Publication date', 'senti-feedback' );

		return $columns;
	}

	/**
	 * @internal
	 */
	public function render_column( string $column, int $post_id ): void {
		if ( $column === 'senti_release_version' ) {
			echo esc_html( (string) get_post_meta( $post_id, Identifiers::META_RELEASE_VERSION_LABEL, true ) );
		}

		if ( $column === 'senti_release_date' ) {
			echo esc_html( (string) get_post_meta( $post_id, Identifiers::META_RELEASE_PUBLICATION_DATE, true ) );
		}
	}

	/**
	 * @internal
	 * @param array<string, string> $columns
	 * @return array<string, string>
	 */
	public function sortable_columns( array $columns ): array {
		$columns['senti_release_date'] = 'senti_release_date';

		return $columns;
	}

	/**
	 * @internal
	 */
	public function sort_collection( WP_Query $query ): void {
		if ( ! is_admin() || ! $query->is_main_query() || $query->get( 'post_type' ) !== Identifiers::POST_TYPE_RELEASE || $query->get( 'orderby' ) !== 'senti_release_date' ) {
			return;
		}

		$query->set( 'meta_key', Identifiers::META_RELEASE_PUBLICATION_DATE );
		$query->set( 'orderby', 'meta_value' );
	}

	/**
	 * @internal
	 */
	public function render( WP_Post $post ): void {
		$version_label     = (string) get_post_meta( $post->ID, Identifiers::META_RELEASE_VERSION_LABEL, true );
		$publication_date  = (string) get_post_meta( $post->ID, Identifiers::META_RELEASE_PUBLICATION_DATE, true );
		$feedback_selected = $this->releases->feedback_ids( $post->ID );
		$feedback_items    = $this->load_relationship_items( Identifiers::POST_TYPE_FEEDBACK, $feedback_selected );
		$roadmap_selected  = $this->releases->roadmap_ids( $post->ID );
		$roadmap_items     = $this->load_relationship_items( Identifiers::POST_TYPE_ROADMAP, $roadmap_selected );

		include dirname( __DIR__, 2 ) . '/templates/admin/metaboxes/release-details.php';
	}

	/**
	 * @internal
	 * @param array<string, string> $actions
	 * @return array<string, string>
	 */
	public function row_actions( array $actions, WP_Post $post ): array {
		if ( $post->post_type !== Identifiers::POST_TYPE_RELEASE || $post->post_status !== 'publish' || ! current_user_can( Capabilities::PUBLISH_RELEASES, $post->ID ) ) {
			return $actions;
		}

		$url                     = wp_nonce_url(
			add_query_arg(
				[
					'action'     => 'senti_enqueue_release_notifications',
					'release_id' => $post->ID,
				],
				admin_url( 'admin-post.php' )
			),
			'senti_enqueue_release_notifications_' . $post->ID
		);
		$actions['senti_notify'] = '<a href="' . esc_url( $url ) . '">' . esc_html__( 'Notify subscribers', 'senti-feedback' ) . '</a>';

		return $actions;
	}

	/**
	 * @internal
	 */
	public function save( int $post_id, WP_Post $post ): void {
		$nonce = isset( $_POST['senti_release_nonce'] ) && is_string( $_POST['senti_release_nonce'] ) ? sanitize_text_field( wp_unslash( $_POST['senti_release_nonce'] ) ) : '';
		if ( $post->post_type !== Identifiers::POST_TYPE_RELEASE || ! wp_verify_nonce( $nonce, 'senti_release_save' ) || ! current_user_can( 'edit_post', $post_id ) || wp_is_post_revision( $post->ID ) || wp_is_post_autosave( $post->ID ) ) {
			return;
		}

		$version = isset( $_POST['senti_release_version'] ) && is_string( $_POST['senti_release_version'] ) ? sanitize_text_field( wp_unslash( $_POST['senti_release_version'] ) ) : '';
		$date    = isset( $_POST['senti_release_date'] ) && is_string( $_POST['senti_release_date'] ) ? sanitize_text_field( wp_unslash( $_POST['senti_release_date'] ) ) : '';

		update_post_meta( $post_id, Identifiers::META_RELEASE_VERSION_LABEL, $version );
		update_post_meta( $post_id, Identifiers::META_RELEASE_PUBLICATION_DATE, $date );
		$feedback = isset( $_POST['senti_release_feedback'] ) && is_array( $_POST['senti_release_feedback'] ) ? array_map( 'absint', wp_unslash( $_POST['senti_release_feedback'] ) ) : [];
		$roadmap  = isset( $_POST['senti_release_roadmap'] ) && is_array( $_POST['senti_release_roadmap'] ) ? array_map( 'absint', wp_unslash( $_POST['senti_release_roadmap'] ) ) : [];

		try {
			$this->releases->replace_feedback( $post_id, $feedback );
			$this->releases->replace_roadmap( $post_id, $roadmap );
		} catch ( ReleaseException ) {
			return;
		}
	}

	/**
	 * @internal
	 */
	public function notifications_queued_notice(): void {
		$queued = isset( $_GET['senti_notifications_queued'] ) && is_string( $_GET['senti_notifications_queued'] ) && sanitize_text_field( wp_unslash( $_GET['senti_notifications_queued'] ) ) === '1'; // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- This query value only displays a non-mutating notice after a nonce-verified action.
		if ( ! $queued ) {
			return;
		}

		include dirname( __DIR__, 2 ) . '/templates/admin/metaboxes/release-notice.php';
	}

	/**
	 * @param int[] $selected
	 * @return WP_Post[]
	 */
	private function load_relationship_items( string $type, array $selected ): array {
		$items = get_posts(
			[
				'post_type'   => $type,
				'post_status' => [ 'publish', 'pending', 'draft' ],
				'numberposts' => 100,
				'orderby'     => 'title',
				'order'       => 'ASC',
			]
		);
		$shown = wp_list_pluck( $items, 'ID' );
		foreach ( array_diff( $selected, array_map( 'intval', $shown ) ) as $missing_id ) {
			$missing = get_post( $missing_id );
			if ( $missing instanceof WP_Post ) {
				$items[] = $missing;
			}
		}

		return $items;
	}
}