<?php
// sources/getCheckoutTable.php – zählt statt Tabellenausgabe drei KPIs als Karten
error_reporting(E_ALL);
require('../config.php');
require('../EpiApi.php');

$Epi = new Epirent();

const APP_TZ = 'Europe/Berlin';

/** ---- Helpers (aus deiner bisherigen Datei) ---- */
function dt(?string $s): ?DateTimeImmutable {
    if (!$s) return null;
    try { return new DateTimeImmutable($s, new DateTimeZone(APP_TZ)); }
    catch (Throwable $e) { return null; }
}
function dayStart(DateTimeImmutable $d): DateTimeImmutable {
    return $d->setTime(0, 0, 0);
}

/**
 * Quelle für das Markierungsdatum (identisch zu deiner Liste):
 * 1 = $packingjob->date_start
 * 2 = $VorbereitungsTimeDetail->date_start
 * 3 = $PackingNoteDetail->date_packing
 * 4 = $PackingNoteDetail->date_delivery
 * Fallback: $packingjob->date_start
 */
function resolveRowMarkDate($packingjob, $VorbereitungsTimeDetail, $PackingNoteDetail, int $source): ?DateTimeImmutable {
    $candidate = null;
    switch ($source) {
        case 1: $candidate = dt($packingjob->date_start ?? null); break;
        case 2: $candidate = dt($VorbereitungsTimeDetail->date_start ?? null); break;
        case 3: $candidate = dt($PackingNoteDetail->date_packing ?? null); break;
        case 4: $candidate = dt($PackingNoteDetail->date_delivery ?? null); break;
        default:$candidate = null; break;
    }
    if (!$candidate) $candidate = dt($packingjob->date_start ?? null);
    return $candidate ? dayStart($candidate) : null;
}

/** ---- Daten laden wie bisher (Checkout-Quelle) ---- */
if (UseDeliveredForCheckOutCompleted) {
    // isco=False -> Checkout-Ansicht offen
    $result = $Epi->requestEpiApi('/v1/packingnote/open?isco=False&cl=' . Epirent_Mandant);
} else {
    // isci=False -> Alternative Logik (wie in deiner Datei)
    $result = $Epi->requestEpiApi('/v1/packingnote/open?isci=False&cl=' . Epirent_Mandant);
}
$data_output = json_decode($result)->payload ?? [];

/** ---- Zähler vorbereiten ---- */
$today        = dayStart(new DateTimeImmutable('today', new DateTimeZone(APP_TZ)));
$limit        = null; // optionales Fenster wie in deiner Liste
if (CheckOut_FutureDays != -1) {
    $limit = $today->modify('+' . (int)CheckOut_FutureDays . ' day');
}

$cntOverdue = 0;
$cntToday   = 0;
$cntFuture  = 0;

/** ---- Iteration identisch zur bisherigen Logik ---- */
foreach ($data_output as $packingjob) {

    // Details nur holen, wenn nötig & wie gehabt
    $PackingNoteDetail = null;
    if ($packingjob->is_archived != true && UseDeliveredForCheckOutCompleted) {
        $PackingNoteDetailResult = $Epi->requestEpiApi('/v1/packingnote/' . $packingjob->primary_key . '?cl=' . Epirent_Mandant);
        $PackingNoteDetail = json_decode($PackingNoteDetailResult)->payload[0] ?? null;
    }

    // Aufnahmebedingung exakt wie bei dir:
    if (
        $packingjob->is_archived != true
        && (
            !UseDeliveredForCheckOutCompleted
            || ($PackingNoteDetail && ($PackingNoteDetail->date_delivered !== "0000-00-00" || (int)$PackingNoteDetail->time_delivered !== 0))
        )
        && ($PackingNoteDetail && (int)$PackingNoteDetail->is_all_out !== 0)
    ) {
        // OrderDetails (für Vorbereitungszeit)
        $result = $Epi->requestEpiApi('/v1/order/' . $packingjob->order_pk . '?cl=' . Epirent_Mandant);
        $orderdetail_output = (json_decode($result)->payload[0] ?? null);

        // PackingNoteDetail nachladen, falls oben noch nicht geholt
        if (!UseDeliveredForCheckOutCompleted) {
            $PackingNoteDetailResult = $Epi->requestEpiApi('/v1/packingnote/' . $packingjob->primary_key . '?cl=' . Epirent_Mandant);
            $PackingNoteDetail = json_decode($PackingNoteDetailResult)->payload[0] ?? null;
            if (!$PackingNoteDetail) continue;
        }

        // Vorbereitungs-Zeitdetail ermitteln
        $VorbereitungsTimeDetail = null;
        if ($orderdetail_output && !empty($orderdetail_output->order_schedule)) {
            foreach ($orderdetail_output->order_schedule as $scheduledetail) {
                if ($scheduledetail->name == Vorbereitungs_Zeitvariable) {
                    $VorbereitungsTimeDetail = $scheduledetail;
                    break;
                }
            }
        }

        // Markierungsdatum wie in der Tabelle
        $markDate = resolveRowMarkDate($packingjob, $VorbereitungsTimeDetail, $PackingNoteDetail, (int)CheckOutRowMarkSource);
        if (!$markDate) continue;

        // Optionales Zukunftsfenster berücksichtigen (wie bisher)
        if (CheckOut_FutureDays != -1 && $limit && $markDate > $limit) {
            // außerhalb des Fensters ignorieren
            continue;
        }

        // Zählen
        if ($markDate < $today) {
            $cntOverdue++;
        } elseif ($markDate == $today) {
            $cntToday++;
        } else { // $markDate > $today
            $cntFuture++;
        }
    }
}

// Zeitstempel für die Karten
$ts = (new DateTimeImmutable('now', new DateTimeZone(APP_TZ)))->format('H:i:s');

/** ---- Ausgabe: 3 Bootstrap-Karten ---- */
?>
    <h3 class="mb-3">
  <span class="badge badge-secondary d-block w-100 py-2 text-center">Checkout</span>
</h3>

<div class="row">

  <div class="col-xl-4 col-md-6">
    <div class="card bg-danger text-white mb-4">
      <div class="card-body d-flex justify-content-between align-items-center">
        <div>
          <div class="small">Überfällige CheckOuts</div>
          <div class="h2 mb-0"><?= (int)$cntOverdue ?></div>
        </div>
        <i class="fa-solid fa-triangle-exclamation fa-2x" style="opacity:.6"></i>
      </div>
      <div class="card-footer d-flex justify-content-between">
        <span class="small text-white-50">Stand <?= htmlspecialchars($ts) ?></span>
        <span class="small">bis <?= htmlspecialchars($today->format('d.m.Y')) ?></span>
      </div>
    </div>
  </div>

  <div class="col-xl-4 col-md-6">
    <div class="card bg-warning text-dark mb-4">
      <div class="card-body d-flex justify-content-between align-items-center">
        <div>
          <div class="small">Heutige CheckOuts</div>
          <div class="h2 mb-0"><?= (int)$cntToday ?></div>
        </div>
        <i class="fa-solid fa-dolly fa-2x" style="opacity:.6"></i>
      </div>
      <div class="card-footer d-flex justify-content-between">
        <span class="small text-muted">Stand <?= htmlspecialchars($ts) ?></span>
        <span class="small"><?= htmlspecialchars($today->format('d.m.Y')) ?></span>
      </div>
    </div>
  </div>

  <div class="col-xl-4 col-md-6">
    <div class="card bg-success text-white mb-4">
      <div class="card-body d-flex justify-content-between align-items-center">
        <div>
          <div class="small">Zukünftige CheckOuts<?= (CheckOut_FutureDays != -1 ? ' (≤ '.$limit->format('d.m.Y').')' : '') ?></div>
          <div class="h2 mb-0"><?= (int)$cntFuture ?></div>
        </div>
        <i class="fa-solid fa-forward-step fa-2x" style="opacity:.6"></i>
      </div>
      <div class="card-footer d-flex justify-content-between">
        <span class="small text-white-50">Stand <?= htmlspecialchars($ts) ?></span>
        <span class="small">
          <?php if (CheckOut_FutureDays == -1): ?>
            unbegrenzt
          <?php else: ?>
            bis <?= htmlspecialchars($limit->format('d.m.Y')) ?>
          <?php endif; ?>
        </span>
      </div>
    </div>
  </div>
</div>