<?php
require_once plugin_dir_path(__FILE__) . 'fpdf/fpdf.php';

function generate_lead_pdf($lead) {
    $pdf = new FPDF();
    $pdf->AddPage();

    // Set title
    $pdf->SetFont('Arial','B',16);
    $pdf->Cell(0,10,'Lead Qualification Submission',0,1,'C');

    $pdf->Ln(10); // Line break

    $pdf->SetFont('Arial','',12);
    
    foreach ($lead as $label => $value) {
        // Format label (e.g. "is_decision_maker" → "Is Decision Maker")
        $label = ucwords(str_replace('_', ' ', $label));
        $pdf->Cell(60,10, $label, 1);
        $pdf->Cell(120,10, $value, 1);
        $pdf->Ln();
    }

    // Output PDF to browser
    $pdf->Output('D', 'lead_submission_' . $lead['id'] . '.pdf');
}

// Hook into WordPress admin post
add_action('admin_post_download_lead_pdf', 'handle_pdf_download');
function handle_pdf_download() {
    if (!current_user_can('manage_options')) {
        wp_die('Unauthorized user');
    }

    if (!isset($_GET['lead_id'])) {
        wp_die('Missing lead ID');
    }

    global $wpdb;
    $table_name = $wpdb->prefix . 'lead_submissions';
    $lead_id = intval($_GET['lead_id']);
    $lead = $wpdb->get_row("SELECT * FROM $table_name WHERE id = $lead_id", ARRAY_A);

    if (!$lead) {
        wp_die('Lead not found');
    }

    generate_lead_pdf($lead);
    exit;
}