<?php
/**
 * Plugin Name: LF Dynamic Courses Widget (Ethereal V2 - Access Architecture)
 */
if (!defined('ABSPATH')) exit;

add_shortcode('lf_dynamic_courses', function() {
    if (!is_user_logged_in()) return '';

    $user = wp_get_current_user();
    $user_id = $user->ID;
    $is_admin = in_array('administrator', (array) $user->roles);

    $company_code = get_user_meta($user_id, 'codigo_empresa', true);
    $plan_activo = get_user_meta($user_id, 'lf_plan_activo', true);

    $is_trial_mode = false;
    $allowed_language = ''; 
    
    // Inferencia Inversa a traves de CPT Empresas
    if ($company_code) {
        $clean_code = strtolower(trim($company_code));
        
        $empresas = get_posts([
            'post_type' => 'empresas',
            'meta_key' => 'codigo_empresa',
            'meta_value' => strtoupper($clean_code),
            'posts_per_page' => 1
        ]);
        
        if (!empty($empresas)) {
            $empresa_id = $empresas[0]->ID;
            $idiomas = get_post_meta($empresa_id, 'idiomas_permitidos', true);
            // Si la empresa estudia español, son de origén Lusófono (ZapSign)
            if (is_array($idiomas) && in_array('espanol', $idiomas)) {
                $allowed_language = 'lusofono';
            } else {
                // Si estudian portugués, son de origen Hispano (Truora, KinAnalytics)
                $allowed_language = 'espanol';
            }
        } else {
            $allowed_language = 'espanol'; 
        }
    } else {
        if ($plan_activo) {
            $allowed_language = 'espanol';
        } else {
            $is_trial_mode = true;
        }
    }

    $args = [
        'post_type'      => 'sfwd-courses',
        'posts_per_page' => -1,
        'post_status'    => 'publish'
    ];
    $all_courses = get_posts($args);
    $courses = [];

    if ($is_admin) {
        $courses = $all_courses;
    } else {
        foreach ($all_courses as $c) {
            $title = mb_strtolower($c->post_title);
            if ($is_trial_mode) {
                 if (strpos($title, 'prueba') !== false || strpos($title, 'free') !== false || strpos($title, 'trial') !== false) {
                     $courses[] = $c;
                 }
            } else {
                if ($allowed_language === 'lusofono') {
                    if (strpos($title, ' pt') !== false || strpos($title, 'español') !== false || strpos($title, 'espanol') !== false) {
                        $courses[] = $c;
                    }
                } else {
                    if (strpos($title, ' es') !== false || strpos($title, 'português') !== false || strpos($title, 'portugues') !== false) {
                        $courses[] = $c;
                    }
                }
            }
        }
    }

    $desc_map = [
        'es' => 'Desarrollo cognitivo y fluidez corporativa de A1 a B2 en escenarios de alto nivel para el entorno inter-regional.',
        'pt' => 'Desenvolvimento cognitivo e fluência corporativa de A1 a B2 em cenários operacionais e de expansão.',
        'español' => 'Programa estructural de A1 a B2 para profesionales que necesitan comunicación fluida en el mercado hispano.',
        'português' => 'Dominio de la lengua portuguesa para expansión operativa en Brasil, rigurosamente estructurado de A1 a B2.'
    ];

    ob_start();
    ?>
    <div class="w-full">
        <div class="mb-10 md:mb-12">
            <h2 class="text-3xl lg:text-4xl font-black text-[#0b0c2a] font-display mb-3 tracking-tight">Showroom Académico</h2>
            <p class="text-slate-500 font-body text-base md:text-lg">Explora tus módulos de aprendizaje inmersivo <?php echo ($is_trial_mode)?"(Versión Trial)":""; ?></p>
        </div>

        <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-2 gap-8 lg:gap-12">
            <?php foreach($courses as $course): 
                $title_lower = mb_strtolower($course->post_title);
                $clean_desc = 'Módulo de aprendizaje estructurado para la fluidez absoluta en el entorno corporativo.';
                if (strpos($title_lower, ' es') !== false) $clean_desc = $desc_map['es'];
                if (strpos($title_lower, ' pt') !== false) $clean_desc = $desc_map['pt'];
                if (strpos($title_lower, 'español') !== false || strpos($title_lower, 'espanol') !== false) $clean_desc = $desc_map['español'];
                if (strpos($title_lower, 'português') !== false || strpos($title_lower, 'portugues') !== false) $clean_desc = $desc_map['português'];
            ?>
            <a href="<?php echo get_permalink($course->ID); ?>" class="group bg-white rounded-[2rem] border border-slate-100 shadow-[0_4px_20px_rgb(0,0,0,0.02)] hover:shadow-[0_12px_40px_rgb(0,0,0,0.06)] transition-all duration-500 flex flex-col overflow-hidden hover:-translate-y-1">
                
                <div class="w-full aspect-[16/9] relative bg-slate-50 border-b border-slate-100 flex items-center justify-center p-6">
                    <?php if(has_post_thumbnail($course->ID)): ?>
                        <?php echo get_the_post_thumbnail($course->ID, 'large', ['class' => 'w-full h-full object-contain filter group-hover:scale-[1.03] transition-transform duration-[800ms] origin-center drop-shadow-sm']); ?>
                    <?php else: ?>
                        <div class="w-full h-full flex items-center justify-center text-slate-300">
                            <span class="material-symbols-outlined text-6xl opacity-50">school</span>
                        </div>
                    <?php endif; ?>
                    
                    <div class="absolute top-5 left-5 z-10">
                        <?php if($is_trial_mode): ?>
                        <div class="bg-white/95 backdrop-blur-md text-[#ff3c67] font-bold font-display text-[10px] px-3 py-1.5 rounded-full shadow-[0_4px_10px_rgb(0,0,0,0.05)] flex items-center gap-1 uppercase tracking-widest border border-white">
                            <span class="material-symbols-outlined text-[14px]">lock_open</span> TRIAL
                        </div>
                        <?php else: ?>
                        <div class="bg-white/95 backdrop-blur-md text-[#5c1bea] font-bold font-display text-[10px] px-3 py-1.5 rounded-full shadow-[0_4px_10px_rgb(0,0,0,0.05)] flex items-center gap-1 uppercase tracking-widest border border-white">
                            <span class="material-symbols-outlined text-[14px]">bolt</span> MAIN ACCESS
                        </div>
                        <?php endif; ?>
                    </div>
                </div>
                
                <div class="p-8 md:p-10 flex flex-col flex-grow bg-white">
                    <h3 class="font-black text-2xl lg:text-3xl text-[#0b0c2a] font-display mb-4 leading-tight group-hover:text-[#5c1bea] transition-colors"><?php echo get_the_title($course->ID); ?></h3>
                    
                    <p class="text-slate-500 font-body text-[15px] mb-8 leading-relaxed"><?php echo $clean_desc; ?></p>
                    
                    <div class="flex-grow"></div>
                    
                    <div class="pt-6 mt-auto border-t border-slate-100 flex items-center justify-between">
                        <span class="text-sm font-bold font-display uppercase tracking-widest <?php echo ($is_trial_mode) ? 'text-[#ff3c67]' : 'text-[#5c1bea]'; ?>">Entrar al módulo</span>
                        <div class="w-10 h-10 rounded-full <?php echo ($is_trial_mode) ? 'bg-rose-50 text-[#ff3c67]' : 'bg-indigo-50 text-[#5c1bea]'; ?> flex items-center justify-center transition-all duration-300 group-hover:scale-110">
                            <span class="material-symbols-outlined text-[20px]">arrow_forward</span>
                        </div>
                    </div>
                </div>
            </a>
            <?php endforeach; ?>
            
            <?php if(empty($courses)): ?>
            <div class="col-span-1 md:col-span-2 bg-white text-center p-16 rounded-[2rem] border border-slate-100 shadow-[0_4px_20px_rgb(0,0,0,0.02)] flex flex-col items-center justify-center min-h-[400px]">
                <div class="w-24 h-24 bg-slate-50 text-slate-300 rounded-full flex flex-col items-center justify-center mb-6">
                    <span class="material-symbols-outlined text-[40px]">architecture</span>
                </div>
                <h3 class="font-black text-2xl font-display text-[#0b0c2a] mb-4">No hay módulos disponibles todavía</h3>
                <p class="text-slate-500 font-body text-base max-w-md mx-auto leading-relaxed mb-8">El equipo académico y técnico aún no ha acoplado un ecosistema inmersivo factible bajo tus parámetros de ingreso.</p>
                <a href="/contacto/" class="bg-white border border-slate-200 text-slate-700 font-bold font-display px-8 py-3.5 rounded-full hover:bg-slate-50 hover:text-[#0b0c2a] transition-all shadow-sm">Contactar Soporte</a>
            </div>
            <?php endif; ?>
        </div>
        
    </div>
    <?php
    return ob_get_clean();
});

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