<?php
if ( ! defined( 'ABSPATH' ) ) exit;

use Elementor\Controls_Manager;
use Elementor\Group_Control_Typography;
use Elementor\Repeater;

class EPPRO_Post_Meta_Widget extends EPPRO_Base_Widget {

    public function get_name(): string  { return 'eppro-post-meta'; }
    public function get_title(): string { return __( 'Post Meta', 'admore-widgets-suite' ); }
    public function get_icon(): string  { return 'eicon-post-info'; }
    public function get_keywords(): array { return [ 'meta', 'date', 'author', 'categories', 'tags', 'post', 'dynamic', 'eppro' ]; }
    public function get_style_depends(): array { return [ 'eppro-post-meta' ]; }

    protected function register_controls(): void {

        $this->start_controls_section( 'section_meta', [
            'label' => __( 'Meta Items', 'admore-widgets-suite' ),
        ] );

        $repeater = new Repeater();

        $repeater->add_control( 'meta_type', [
            'label'   => __( 'Type', 'admore-widgets-suite' ),
            'type'    => Controls_Manager::SELECT,
            'default' => 'date',
            'options' => [
                'date'          => __( 'Date (Published)', 'admore-widgets-suite' ),
                'modified'      => __( 'Date (Modified)', 'admore-widgets-suite' ),
                'author'        => __( 'Author', 'admore-widgets-suite' ),
                'categories'    => __( 'Categories', 'admore-widgets-suite' ),
                'tags'          => __( 'Tags', 'admore-widgets-suite' ),
                'comments'      => __( 'Comments Count', 'admore-widgets-suite' ),
                'reading_time'  => __( 'Reading Time', 'admore-widgets-suite' ),
                'custom'        => __( 'Custom Meta Key', 'admore-widgets-suite' ),
            ],
        ] );

        $repeater->add_control( 'meta_icon', [
            'label'   => __( 'Icon', 'admore-widgets-suite' ),
            'type'    => Controls_Manager::ICONS,
            'default' => [ 'value' => 'far fa-calendar', 'library' => 'fa-regular' ],
        ] );

        $repeater->add_control( 'meta_label', [
            'label'       => __( 'Label', 'admore-widgets-suite' ),
            'type'        => Controls_Manager::TEXT,
            'placeholder' => __( 'Leave empty for no label', 'admore-widgets-suite' ),
        ] );

        $repeater->add_control( 'date_format', [
            'label'       => __( 'Date Format', 'admore-widgets-suite' ),
            'type'        => Controls_Manager::TEXT,
            'default'     => 'F j, Y',
            'description' => __( 'PHP date format. Default: F j, Y', 'admore-widgets-suite' ),
            'condition'   => [ 'meta_type' => [ 'date', 'modified' ] ],
        ] );

        $repeater->add_control( 'custom_key', [
            'label'     => __( 'Meta Key', 'admore-widgets-suite' ),
            'type'      => Controls_Manager::TEXT,
            'condition' => [ 'meta_type' => 'custom' ],
        ] );

        $this->add_control( 'meta_items', [
            'label'       => __( 'Meta Items', 'admore-widgets-suite' ),
            'type'        => Controls_Manager::REPEATER,
            'fields'      => $repeater->get_controls(),
            'default'     => [
                [ 'meta_type' => 'date',   'meta_icon' => [ 'value' => 'far fa-calendar', 'library' => 'fa-regular' ] ],
                [ 'meta_type' => 'author', 'meta_icon' => [ 'value' => 'far fa-user',     'library' => 'fa-regular' ] ],
            ],
            'title_field' => '{{{ meta_type }}}',
        ] );

        $this->add_control( 'layout', [
            'label'   => __( 'Layout', 'admore-widgets-suite' ),
            'type'    => Controls_Manager::SELECT,
            'default' => 'inline',
            'options' => [
                'inline' => __( 'Inline (horizontal)', 'admore-widgets-suite' ),
                'block'  => __( 'Stacked (vertical)', 'admore-widgets-suite' ),
            ],
        ] );

        $this->add_control( 'separator', [
            'label'   => __( 'Separator', 'admore-widgets-suite' ),
            'type'    => Controls_Manager::TEXT,
            'default' => '·',
            'condition' => [ 'layout' => 'inline' ],
        ] );

        $this->end_controls_section();

        $this->start_controls_section( 'style_meta', [
            'label' => __( 'Meta', 'admore-widgets-suite' ),
            'tab'   => Controls_Manager::TAB_STYLE,
        ] );

        $this->add_group_control( Group_Control_Typography::get_type(), [
            'name'     => 'meta_typography',
            'selector' => '{{WRAPPER}} .eppro-meta-item',
        ] );

        $this->add_control( 'meta_color', [
            'label'     => __( 'Color', 'admore-widgets-suite' ),
            'type'      => Controls_Manager::COLOR,
            'default'   => '#64748b',
            'selectors' => [ '{{WRAPPER}} .eppro-meta-item' => 'color: {{VALUE}};' ],
        ] );

        $this->add_control( 'meta_link_color', [
            'label'     => __( 'Link Color', 'admore-widgets-suite' ),
            'type'      => Controls_Manager::COLOR,
            'default'   => '#7c3aed',
            'selectors' => [ '{{WRAPPER}} .eppro-meta-item a' => 'color: {{VALUE}};' ],
        ] );

        $this->add_control( 'meta_icon_color', [
            'label'     => __( 'Icon Color', 'admore-widgets-suite' ),
            'type'      => Controls_Manager::COLOR,
            'selectors' => [ '{{WRAPPER}} .eppro-meta-icon' => 'color: {{VALUE}};' ],
        ] );

        $this->add_responsive_control( 'meta_gap', [
            'label'     => __( 'Gap Between Items', 'admore-widgets-suite' ),
            'type'      => Controls_Manager::SLIDER,
            'default'   => [ 'size' => 16, 'unit' => 'px' ],
            'selectors' => [ '{{WRAPPER}} .eppro-meta-list' => 'gap: {{SIZE}}{{UNIT}};' ],
        ] );

        $this->end_controls_section();
    }

    protected function render(): void {
        $s     = $this->get_settings_for_display();
        $items = $s['meta_items'] ?? [];

        if ( empty( $items ) ) {
            if ( \Elementor\Plugin::$instance->editor->is_edit_mode() ) {
                echo '<div class="eppro-editor-placeholder">
                    <svg width="30" height="30" fill="none" stroke="currentColor" stroke-width="1.5" viewBox="0 0 24 24" class="eppro-editor-placeholder__icon"><path d="M12 20h9M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z"/></svg>
                    <p class="eppro-editor-placeholder__title">' . esc_html__( 'Post Meta', 'admore-widgets-suite' ) . '</p>
                    <p class="eppro-editor-placeholder__desc">' . esc_html__( 'Add meta items in the Content tab.', 'admore-widgets-suite' ) . '</p>
                </div>';
            }
            return;
        }

        $layout_class = 'block' === $s['layout'] ? 'eppro-meta-list--block' : 'eppro-meta-list--inline';
        $sep          = esc_html( $s['separator'] ?? '·' );
        ?>
        <ul class="eppro-meta-list <?php echo esc_attr( $layout_class ); ?>">
        <?php
        $last = count( $items ) - 1;
        foreach ( $items as $i => $item ) :
            $type  = $item['meta_type'] ?? 'date';
            $label = $item['meta_label'] ?? '';
            $value = '';

            switch ( $type ) {
                case 'date':
                    $fmt   = ! empty( $item['date_format'] ) ? $item['date_format'] : 'F j, Y';
                    $value = get_the_date( $fmt );
                    break;
                case 'modified':
                    $fmt   = ! empty( $item['date_format'] ) ? $item['date_format'] : 'F j, Y';
                    $value = get_the_modified_date( $fmt );
                    break;
                case 'author':
                    $author_id  = (int) get_post_field( 'post_author' );
                    $author_url = get_author_posts_url( $author_id );
                    $value      = '<a href="' . esc_url( $author_url ) . '">' . esc_html( get_the_author_meta( 'display_name', $author_id ) ) . '</a>';
                    break;
                case 'categories':
                    $cats  = get_the_category_list( ', ' );
                    $value = $cats ?: '';
                    break;
                case 'tags':
                    $tags  = get_the_tag_list( '', ', ' );
                    $value = $tags ?: '';
                    break;
                case 'comments':
                    $count = (int) get_comments_number();
                    /* translators: %d: number of comments */
                    $value = esc_html( sprintf( _n( '%d Comment', '%d Comments', $count, 'admore-widgets-suite' ), $count ) );
                    break;
                case 'reading_time':
                    $words   = str_word_count( wp_strip_all_tags( get_the_content() ) );
                    $minutes = max( 1, (int) round( $words / 200 ) );
                    /* translators: %d: estimated reading time in minutes */
                    $value   = esc_html( sprintf( _n( '%d min read', '%d min read', $minutes, 'admore-widgets-suite' ), $minutes ) );
                    break;
                case 'custom':
                    if ( ! empty( $item['custom_key'] ) ) {
                        $value = esc_html( get_post_meta( get_the_ID(), sanitize_key( $item['custom_key'] ), true ) );
                    }
                    break;
            }

            if ( '' === $value && \Elementor\Plugin::$instance->editor->is_edit_mode() ) {
                $value = esc_html( ucfirst( $type ) );
            }
            if ( '' === $value ) continue;
            ?>
            <li class="eppro-meta-item elementor-repeater-item-<?php echo esc_attr( $item['_id'] ); ?>">
                <?php if ( ! empty( $item['meta_icon']['value'] ) ) :
                    \Elementor\Icons_Manager::render_icon( $item['meta_icon'], [ 'aria-hidden' => 'true', 'class' => 'eppro-meta-icon' ] );
                endif; ?>
                <?php if ( $label ) : ?><span class="eppro-meta-label"><?php echo esc_html( $label ); ?></span><?php endif; ?>
                <span class="eppro-meta-value"><?php echo wp_kses_post( $value ); ?></span>
                <?php if ( 'inline' === $s['layout'] && $i < $last ) : ?>
                    <span class="eppro-meta-sep" aria-hidden="true"><?php echo esc_html( $sep ); ?></span>
                <?php endif; ?>
            </li>
        <?php endforeach; ?>
        </ul>
        <?php
    }
}