
<?php
/**
 * Twenty Twenty-Five functions and definitions.
 *
 * @link https://developer.wordpress.org/themes/basics/theme-functions/
 *
 * @package WordPress
 * @subpackage Twenty_Twenty_Five
 * @since Twenty Twenty-Five 1.0
 */

// Adds theme support for post formats.
if ( ! function_exists( 'twentytwentyfive_post_format_setup' ) ) :
	/**
	 * Adds theme support for post formats.
	 *
	 * @since Twenty Twenty-Five 1.0
	 *
	 * @return void
	 */
	function twentytwentyfive_post_format_setup() {
		add_theme_support( 'post-formats', array( 'aside', 'audio', 'chat', 'gallery', 'image', 'link', 'quote', 'status', 'video' ) );
	}
endif;
add_action( 'after_setup_theme', 'twentytwentyfive_post_format_setup' );

// Enqueues editor-style.css in the editors.
if ( ! function_exists( 'twentytwentyfive_editor_style' ) ) :
	/**
	 * Enqueues editor-style.css in the editors.
	 *
	 * @since Twenty Twenty-Five 1.0
	 *
	 * @return void
	 */
	function twentytwentyfive_editor_style() {
		add_editor_style( 'assets/css/editor-style.css' );
	}
endif;
add_action( 'after_setup_theme', 'twentytwentyfive_editor_style' );

// Enqueues style.css on the front.
if ( ! function_exists( 'twentytwentyfive_enqueue_styles' ) ) :
	/**
	 * Enqueues style.css on the front.
	 *
	 * @since Twenty Twenty-Five 1.0
	 *
	 * @return void
	 */
	function twentytwentyfive_enqueue_styles() {
		wp_enqueue_style(
			'twentytwentyfive-style',
			get_parent_theme_file_uri( 'style.css' ),
			array(),
			wp_get_theme()->get( 'Version' )
		);
	}
endif;
add_action( 'wp_enqueue_scripts', 'twentytwentyfive_enqueue_styles' );

// Registers custom block styles.
if ( ! function_exists( 'twentytwentyfive_block_styles' ) ) :
	/**
	 * Registers custom block styles.
	 *
	 * @since Twenty Twenty-Five 1.0
	 *
	 * @return void
	 */
	function twentytwentyfive_block_styles() {
		register_block_style(
			'core/list',
			array(
				'name'         => 'checkmark-list',
				'label'        => __( 'Checkmark', 'twentytwentyfive' ),
				'inline_style' => '
				ul.is-style-checkmark-list {
					list-style-type: "\2713";
				}

				ul.is-style-checkmark-list li {
					padding-inline-start: 1ch;
				}',
			)
		);
	}
endif;
add_action( 'init', 'twentytwentyfive_block_styles' );

// Registers pattern categories.
if ( ! function_exists( 'twentytwentyfive_pattern_categories' ) ) :
	/**
	 * Registers pattern categories.
	 *
	 * @since Twenty Twenty-Five 1.0
	 *
	 * @return void
	 */
	function twentytwentyfive_pattern_categories() {

		register_block_pattern_category(
			'twentytwentyfive_page',
			array(
				'label'       => __( 'Pages', 'twentytwentyfive' ),
				'description' => __( 'A collection of full page layouts.', 'twentytwentyfive' ),
			)
		);

		register_block_pattern_category(
			'twentytwentyfive_post-format',
			array(
				'label'       => __( 'Post formats', 'twentytwentyfive' ),
				'description' => __( 'A collection of post format patterns.', 'twentytwentyfive' ),
			)
		);
	}
endif;
add_action( 'init', 'twentytwentyfive_pattern_categories' );

// Registers block binding sources.
if ( ! function_exists( 'twentytwentyfive_register_block_bindings' ) ) :
	/**
	 * Registers the post format block binding source.
	 *
	 * @since Twenty Twenty-Five 1.0
	 *
	 * @return void
	 */
	function twentytwentyfive_register_block_bindings() {
		register_block_bindings_source(
			'twentytwentyfive/format',
			array(
				'label'              => _x( 'Post format name', 'Label for the block binding placeholder in the editor', 'twentytwentyfive' ),
				'get_value_callback' => 'twentytwentyfive_format_binding',
			)
		);
	}
endif;
add_action( 'init', 'twentytwentyfive_register_block_bindings' );

// Registers block binding callback function for the post format name.
if ( ! function_exists( 'twentytwentyfive_format_binding' ) ) :
	/**
	 * Callback function for the post format name block binding source.
	 *
	 * @since Twenty Twenty-Five 1.0
	 *
	 * @return string|void Post format name, or nothing if the format is 'standard'.
	 */
	function twentytwentyfive_format_binding() {
		$post_format_slug = get_post_format();

		if ( $post_format_slug && 'standard' !== $post_format_slug ) {
			return get_post_format_string( $post_format_slug );
		}
	}
endif;

// ===== TAXONOMIE "Sources" =====
function journal_register_taxonomy_sources() {
    $labels = array(
        'name'              => 'Sources',
        'singular_name'     => 'Source',
        'search_items'      => 'Rechercher des sources',
        'all_items'         => 'Toutes les sources',
        'parent_item'       => 'Source parente',
        'parent_item_colon' => 'Source parente :',
        'edit_item'         => 'Modifier la source',
        'update_item'       => 'Mettre à jour la source',
        'add_new_item'      => 'Ajouter une nouvelle source',
        'new_item_name'     => 'Nom de la nouvelle source',
        'menu_name'         => 'Sources',
    );

    $args = array(
        'labels'            => $labels,
        'public'            => true,
        'hierarchical'      => true, // parent/enfant
        'show_ui'           => true,
        'show_admin_column' => true,
        'show_in_rest'      => true,
        'rewrite'           => array('slug' => 'sources'),
    );

    register_taxonomy('sources', array('post'), $args);
}
add_action('init', 'journal_register_taxonomy_sources');


// ===== FONCTION POUR AFFICHER UN ARBRE DE TAXONOMIE =====
function journal_afficher_arbre_taxonomie($taxonomy, $title) {
    $terms = get_terms(array(
        'taxonomy' => $taxonomy,
        'hide_empty' => false,
    ));

    if (empty($terms) || is_wp_error($terms)) {
        return "<p>Aucun terme trouvé pour : " . esc_html($taxonomy) . "</p>";
    }

    // Hiérarchie parent -> enfants
    $hierarchie = array();
    foreach ($terms as $term) {
        $hierarchie[$term->parent][] = $term;
    }

    $selected = array();
    if (isset($_GET['tax_query'][$taxonomy]) && is_array($_GET['tax_query'][$taxonomy])) {
        $selected = array_map('intval', $_GET['tax_query'][$taxonomy]);
    }

    $build_tree = function($parent_id) use (&$build_tree, $hierarchie, $selected, $taxonomy) {
        if (!isset($hierarchie[$parent_id])) return '';

        $html = '<ul class="journal-arbre-taxo">';
        foreach ($hierarchie[$parent_id] as $term) {
            $has_children = isset($hierarchie[$term->term_id]);
            $checked = in_array($term->term_id, $selected) ? 'checked' : '';

            $html .= '<li>';
            $html .= $has_children ? '<span class="toggle-node">►</span>' : '<span class="toggle-placeholder"></span>';
            $html .= '<label><input type="checkbox" name="tax_query['.esc_attr($taxonomy).'][]" value="'.intval($term->term_id).'" '.$checked.'> '.esc_html($term->name).'</label>';

            if ($has_children) {
                $html .= '<div class="sub-tree" style="display:none;">'.$build_tree($term->term_id).'</div>';
            }
            $html .= '</li>';
        }
        $html .= '</ul>';
        return $html;
    };

    return '<h3>'.esc_html($title).'</h3>'.$build_tree(0);
}


// ===== SHORTCODE BLOG FILTRABLE =====
function journal_shortcode_blog_filtrable_relevanssi() {
    $search_term = isset($_GET['bfrr_s']) ? sanitize_text_field($_GET['bfrr_s']) : '';
    $tax_query = array();

    if (isset($_GET['tax_query']) && is_array($_GET['tax_query'])) {
        foreach ($_GET['tax_query'] as $taxonomy => $terms) {
            $terms = array_filter(array_map('intval', (array)$terms));
            if (!empty($terms)) {
                $tax_query[] = array(
                    'taxonomy' => $taxonomy,
                    'field'    => 'term_id',
                    'terms'    => $terms,
                    'operator' => 'IN',
                );
            }
        }
    }

    if (count($tax_query) > 1) {
        $tax_query = array_merge(array('relation' => 'AND'), $tax_query);
    }

    ob_start();

    // FORMULAIRE
    $page_obj = get_post(); // page actuelle
    $form_action = get_permalink($page_obj->ID);
    $form_action = strtok($form_action, '?'); // enlever query string

    echo '<form method="get" action="'.esc_url($form_action).'" class="journal-arbre-form">';
    echo '<p><input type="text" name="bfrr_s" placeholder="Recherche texte (optionnel)" value="'.esc_attr($search_term).'" style="width:100%; padding:6px;"></p>';
    echo journal_afficher_arbre_taxonomie('category', 'Catégories');
    echo journal_afficher_arbre_taxonomie('sources', 'Sources');
    echo '<p><input type="submit" value="Rechercher"></p>';
    echo '</form>';

    // REQUÊTE FILTRÉE
    $paged = max(1, get_query_var('paged') ? get_query_var('paged') : (isset($_GET['paged']) ? intval($_GET['paged']) : 1));
    $args = array(
        'post_type' => 'post',
        'post_status' => 'publish',
        'ignore_sticky_posts' => true,
        's' => $search_term,
        'paged' => $paged,
        'posts_per_page' => 10,
    );

    if (!empty($tax_query)) $args['tax_query'] = $tax_query;

    $query = new WP_Query($args);

    echo '<div class="journal-resultats">';
    if ($query->have_posts()) {
        while ($query->have_posts()) {
            $query->the_post();
            echo '<article>';
            echo '<h4><a href="'.esc_url(get_permalink()).'">'.esc_html(get_the_title()).'</a></h4>';
            echo '<p>Publié le '.esc_html(get_the_date()).'</p>';
            echo '<div>'.wp_kses_post(wp_trim_words(get_the_excerpt(), 30, '...')).'</div>';
            echo '</article>';
        }
        echo paginate_links(array(
            'total' => $query->max_num_pages,
            'current' => $paged,
        ));
    } else {
        echo '<p>Aucun article trouvé.</p>';
    }
    echo '</div>';

    wp_reset_postdata();

    ?>
    <script>
    document.addEventListener("DOMContentLoaded", function() {
        document.querySelectorAll(".toggle-node").forEach(function(node) {
            node.addEventListener("click", function() {
                const subtree = this.parentNode.querySelector(".sub-tree");
                if (!subtree) return;
                if(subtree.style.display==='none'){ subtree.style.display='block'; this.textContent='▼'; }
                else { subtree.style.display='none'; this.textContent='►'; }
            });
        });
    });
    </script>
    <?php

    return ob_get_clean();
}
add_shortcode('blog_filtrable_relevanssi', 'journal_shortcode_blog_filtrable_relevanssi');

// ===== SHORTCODE [dernier_article] =====
// Version : affiche seulement l'extrait + bouton "Lire l'article complet"

if ( ! function_exists( 'bfrr_dernier_article_shortcode' ) ) {
    function bfrr_dernier_article_shortcode() {

        $args  = [
            'post_type'      => 'post',
            'post_status'    => 'publish',
            'posts_per_page' => 1,
        ];
        $query = new WP_Query( $args );

        if ( ! $query->have_posts() ) {
            return '<p>Aucun article trouvé.</p>';
        }

        ob_start();

        while ( $query->have_posts() ) {
            $query->the_post();

            $post_id = get_the_ID();
            $permalink = get_permalink();

            echo '<article class="bfrr-dernier-article">';

            // Titre cliquable
            echo '<h2 class="bfrr-da-titre"><a href="' . esc_url( $permalink ) . '">' . esc_html( get_the_title() ) . '</a></h2>';

            // Date
            echo '<p class="bfrr-da-meta">Publié le ' . esc_html( get_the_date() ) . '</p>';

            // Catégories
            $cats_list = get_the_category_list( ', ' );
            if ( $cats_list ) {
                echo '<p class="bfrr-da-taxo bfrr-da-cats"><strong>Catégories : </strong>' . wp_kses_post( $cats_list ) . '</p>';
            }

            // Sources (taxonomie personnalisée)
            $sources = get_the_terms( $post_id, 'sources' );
            if ( $sources && ! is_wp_error( $sources ) ) {
                $sources_names = wp_list_pluck( $sources, 'name' );
                echo '<p class="bfrr-da-taxo bfrr-da-sources"><strong>Sources : </strong>' . esc_html( implode( ', ', $sources_names ) ) . '</p>';
            }

            // Étiquettes
            $tags_list = get_the_tag_list( '', ', ' );
            if ( $tags_list ) {
                echo '<p class="bfrr-da-taxo bfrr-da-tags"><strong>Étiquettes : </strong>' . wp_kses_post( $tags_list ) . '</p>';
            }

            // 🔹 EXTRAI T (et non plus le contenu complet)
            echo '<div class="bfrr-da-contenu">';
            echo wp_kses_post( wp_trim_words( get_the_excerpt(), 55, '...' ) );
            echo '</div>';

            // 🔹 Bouton "Lire l'article complet"
            echo '<p class="bfrr-da-bouton-wrapper">';
            echo '<a class="bfrr-da-bouton" href="' . esc_url( $permalink ) . '">Lire l’article complet</a>';
            echo '</p>';

            echo '</article>';
        }

        wp_reset_postdata();

        return ob_get_clean();
    }
}
add_shortcode( 'dernier_article', 'bfrr_dernier_article_shortcode' );
// ===== SHORTCODE [derniers_articles nb="3"] =====
// Affiche N derniers articles avec image mise en avant + métas + extrait + bouton + commentaires

if ( ! function_exists( 'bfrr_derniers_articles_shortcode' ) ) {
    function bfrr_derniers_articles_shortcode( $atts ) {

        // Attributs : nb = nombre d'articles à afficher (défaut = 3)
        $atts = shortcode_atts(
            [
                'nb' => 3,
            ],
            $atts,
            'derniers_articles'
        );

        $nb = max( 1, intval( $atts['nb'] ) );

        $args  = [
            'post_type'      => 'post',
            'post_status'    => 'publish',
            'posts_per_page' => $nb,
        ];
        $query = new WP_Query( $args );

        if ( ! $query->have_posts() ) {
            return '<p>Aucun article trouvé.</p>';
        }

        ob_start();

        echo '<div class="bfrr-derniers-articles-wrapper">';

        while ( $query->have_posts() ) {
            $query->the_post();

            $post_id   = get_the_ID();
            $permalink = get_permalink();

            echo '<article class="bfrr-dernier-article">';

            // Bloc image mise en avant (optionnel)
            if ( has_post_thumbnail( $post_id ) ) {
                echo '<div class="bfrr-da-thumbnail">';
                echo '<a href="' . esc_url( $permalink ) . '">';
                echo get_the_post_thumbnail( $post_id, 'medium_large', [ 'class' => 'bfrr-da-thumb-img' ] );
                echo '</a>';
                echo '</div>';
            }

            echo '<div class="bfrr-da-content">';

            // Titre cliquable
            echo '<h2 class="bfrr-da-titre"><a href="' . esc_url( $permalink ) . '">' . esc_html( get_the_title() ) . '</a></h2>';

            // Date
            echo '<p class="bfrr-da-meta">Publié le ' . esc_html( get_the_date() ) . '</p>';

            // Catégories
            $cats_list = get_the_category_list( ', ' );
            if ( $cats_list ) {
                echo '<p class="bfrr-da-taxo bfrr-da-cats"><strong>Catégories : </strong>' . wp_kses_post( $cats_list ) . '</p>';
            }

            // Sources (taxonomie personnalisée)
            $sources = get_the_terms( $post_id, 'sources' );
            if ( $sources && ! is_wp_error( $sources ) ) {
                $sources_names = wp_list_pluck( $sources, 'name' );
                echo '<p class="bfrr-da-taxo bfrr-da-sources"><strong>Sources : </strong>' . esc_html( implode( ', ', $sources_names ) ) . '</p>';
            }

            // Étiquettes
            $tags_list = get_the_tag_list( '', ', ' );
            if ( $tags_list ) {
                echo '<p class="bfrr-da-taxo bfrr-da-tags"><strong>Étiquettes : </strong>' . wp_kses_post( $tags_list ) . '</p>';
            }

            // Extrait
            echo '<div class="bfrr-da-contenu">';
            echo wp_kses_post( wp_trim_words( get_the_excerpt(), 55, '...' ) );
            echo '</div>';

            // Bouton vers l'article complet
            echo '<p class="bfrr-da-bouton-wrapper">';
            echo '<a class="bfrr-da-bouton" href="' . esc_url( $permalink ) . '">Lire l’article complet</a>';
            echo '</p>';

            // 🔹 Zone de commentaires sur la page d'accueil (ou la page du shortcode)
            echo '<div class="bfrr-da-comments-block">';
            echo '<h3>Laisser un commentaire sur cet article</h3>';

            $comment_args = [
                'title_reply'   => '',
                'label_submit'  => 'Envoyer le commentaire',
                'comment_field' =>
                    '<p class="comment-form-comment">
                        <label for="comment">Commentaire à propos de : ' . esc_html( get_the_title() ) . '</label>
                        <textarea id="comment" name="comment" cols="45" rows="5" aria-required="true"></textarea>
                     </p>',
            ];

            // Les commentaires seront liés à la page courante (la page où se trouve le shortcode)
            comment_form( $comment_args );

            echo '</div>'; // .bfrr-da-comments-block

            echo '</div>'; // .bfrr-da-content

            echo '</article>';
        }

        echo '</div>';

        wp_reset_postdata();

        return ob_get_clean();
    }
}
add_shortcode( 'derniers_articles', 'bfrr_derniers_articles_shortcode' );