app/src/admin/pages/OrderDetail.tsx

import {
  useState,
  useEffect,
  useCallback,
  useMemo,
  useRef,
  type ReactNode,
} from "react";
import DOMPurify from "dompurify";
import { useAlert } from "../context/AlertContext";
import { useAuth } from "../context/AuthContext";
import { useParams, useNavigate, Link } from "react-router-dom";
import { motion } from "framer-motion";
import ConfirmModal from "../components/ConfirmModal";
import OrderConfirmationModal from "../components/OrderConfirmationModal";
import FormField from "../components/FormField";
import Forbidden from "../components/Forbidden";

import apiFetch from "../utils/api";
import { formatCurrency, formatDate } from "../utils/formatters";

const API_BASE = "/api/admin";

const STATUS_LABELS: Record<string, string> = {
  prijata: "Přijatá",
  v_realizaci: "V realizaci",
  dokoncena: "Dokončená",
  stornovana: "Stornována",
};

const STATUS_CLASSES: Record<string, string> = {
  prijata: "admin-badge-order-prijata",
  v_realizaci: "admin-badge-order-realizace",
  dokoncena: "admin-badge-order-dokoncena",
  stornovana: "admin-badge-order-stornovana",
};

const TRANSITION_LABELS: Record<string, string> = {
  v_realizaci: "Zahájit realizaci",
  dokoncena: "Dokončit",
};

const TRANSITION_CLASSES: Record<string, string> = {
  v_realizaci: "admin-btn admin-btn-primary",
  dokoncena: "admin-btn admin-btn-primary",
};

interface OrderItem {
  id?: number;
  description: string;
  item_description?: string;
  quantity: number;
  unit: string;
  unit_price: number;
  is_included_in_total: number | boolean;
}

interface OrderSection {
  id?: number;
  title: string;
  title_cz?: string;
  content: string;
}

interface Invoice {
  id: number;
  invoice_number: string;
}

interface Project {
  id: number;
  project_number: string;
  name: string;
  has_nas_folder?: boolean;
}

interface OrderData {
  id: number;
  order_number: string;
  quotation_id: number;
  quotation_number: string;
  project_code?: string;
  customer_name: string;
  customer_order_number: string;
  currency: string;
  created_at: string;
  status: string;
  notes: string;
  attachment_name?: string;
  apply_vat: number | boolean;
  vat_rate: number;
  language?: string;
  items: OrderItem[];
  sections: OrderSection[];
  scope_title?: string;
  scope_description?: string;
  valid_transitions?: string[];
  invoice?: Invoice;
  project?: Project;
}

export default function OrderDetail() {
  const { id } = useParams();
  const alert = useAlert();
  const { hasPermission } = useAuth();
  const navigate = useNavigate();

  const [loading, setLoading] = useState(true);
  const [order, setOrder] = useState<OrderData | null>(null);
  const [notes, setNotes] = useState("");
  const [saving, setSaving] = useState(false);
  const [statusChanging, setStatusChanging] = useState<string | null>(null);
  const [statusConfirm, setStatusConfirm] = useState<{
    show: boolean;
    status: string | null;
  }>({ show: false, status: null });
  const [attachmentLoading, setAttachmentLoading] = useState(false);
  const [deleteConfirm, setDeleteConfirm] = useState(false);
  const [deleting, setDeleting] = useState(false);
  const [deleteFiles, setDeleteFiles] = useState(false);
  const [showConfirmationModal, setShowConfirmationModal] = useState(false);
  const [confirmationLoading, setConfirmationLoading] = useState(false);
  const initialNotesRef = useRef<string | null>(null);
  const hasSetInitialSnapshot = useRef(false);
  const blobTimeoutsRef = useRef<ReturnType<typeof setTimeout>[]>([]);

  useEffect(() => {
    return () => {
      blobTimeoutsRef.current.forEach(clearTimeout);
    };
  }, []);

  const fetchDetail = useCallback(async () => {
    try {
      const response = await apiFetch(`${API_BASE}/orders/${id}`);
      if (response.status === 401) return;
      const result = await response.json();
      if (result.success) {
        setOrder(result.data);
        setNotes(result.data.notes || "");
      } else {
        alert.error(result.error || "Nepodařilo se načíst objednávku");
        navigate("/orders");
      }
    } catch {
      alert.error("Chyba připojení");
      navigate("/orders");
    } finally {
      setLoading(false);
    }
  }, [id, alert, navigate]);

  useEffect(() => {
    fetchDetail();
  }, [fetchDetail]);

  useEffect(() => {
    if (loading) {
      hasSetInitialSnapshot.current = false;
      return;
    }
    if (!hasSetInitialSnapshot.current) {
      initialNotesRef.current = notes;
      hasSetInitialSnapshot.current = true;
    }
  }, [loading, notes]);

  const isDirty = useMemo(() => {
    if (!initialNotesRef.current) return false;
    return notes !== initialNotesRef.current;
  }, [notes]);

  useEffect(() => {
    if (!isDirty) return;
    const handler = (e: BeforeUnloadEvent) => {
      e.preventDefault();
      e.returnValue = "";
    };
    window.addEventListener("beforeunload", handler);
    return () => window.removeEventListener("beforeunload", handler);
  }, [isDirty]);

  const totals = useMemo(() => {
    if (!order?.items) return { subtotal: 0, vatAmount: 0, total: 0 };
    const subtotal = order.items.reduce((sum, item) => {
      if (Number(item.is_included_in_total)) {
        return (
          sum + (Number(item.quantity) || 0) * (Number(item.unit_price) || 0)
        );
      }
      return sum;
    }, 0);
    const vatAmount = Number(order.apply_vat)
      ? subtotal * ((Number(order.vat_rate) || 0) / 100)
      : 0;
    return { subtotal, vatAmount, total: subtotal + vatAmount };
  }, [order]);

  if (!hasPermission("orders.view")) return <Forbidden />;

  const handleStatusChange = async () => {
    if (!statusConfirm.status) return;
    setStatusChanging(statusConfirm.status);
    setStatusConfirm({ show: false, status: null });
    try {
      const response = await apiFetch(`${API_BASE}/orders/${id}`, {
        method: "PUT",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify({ status: statusConfirm.status }),
      });
      const result = await response.json();
      if (result.success) {
        alert.success(result.message || "Stav byl změněn");
        fetchDetail();
      } else {
        alert.error(result.error || "Nepodařilo se změnit stav");
      }
    } catch {
      alert.error("Chyba připojení");
    } finally {
      setStatusChanging(null);
    }
  };

  const handleSaveNotes = async () => {
    setSaving(true);
    try {
      const response = await apiFetch(`${API_BASE}/orders/${id}`, {
        method: "PUT",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify({ notes: notes }),
      });
      const result = await response.json();
      if (result.success) {
        alert.success("Poznámky byly uloženy");
        initialNotesRef.current = notes;
      } else {
        alert.error(result.error || "Nepodařilo se uložit poznámky");
      }
    } catch {
      alert.error("Chyba připojení");
    } finally {
      setSaving(false);
    }
  };

  const handleViewAttachment = async () => {
    const newWindow = window.open("", "_blank");
    setAttachmentLoading(true);
    try {
      const response = await apiFetch(`${API_BASE}/orders/${id}/attachment`);
      if (!response.ok) {
        newWindow?.close();
        alert.error("Nepodařilo se stáhnout přílohu");
        return;
      }
      const blob = await response.blob();
      const url = URL.createObjectURL(blob);
      if (newWindow) newWindow.location.href = url;
      const timeoutId = setTimeout(() => URL.revokeObjectURL(url), 60000);
      blobTimeoutsRef.current.push(timeoutId);
    } catch {
      newWindow?.close();
      alert.error("Chyba připojení");
    } finally {
      setAttachmentLoading(false);
    }
  };

  const handleGenerateConfirmation = async (
    lang: string,
    applyVat: boolean,
    customItems?: Array<{
      description: string;
      quantity: number;
      unit: string;
      unit_price: number;
      is_included_in_total: boolean;
      vat_rate: number;
    }>,
  ) => {
    setConfirmationLoading(true);
    try {
      const response = await apiFetch(
        `${API_BASE}/orders-pdf/${id}/confirmation`,
        {
          method: "POST",
          headers: { "Content-Type": "application/json" },
          body: JSON.stringify({ lang, applyVat, items: customItems }),
        },
      );
      if (!response.ok) {
        const result = await response.json().catch(() => ({}));
        alert.error(result.error || "Nepodařilo se vygenerovat PDF");
        return;
      }
      const blob = await response.blob();
      const url = URL.createObjectURL(blob);
      const a = document.createElement("a");
      a.href = url;
      a.download = `Potvrzeni-${order?.order_number || String(id)}.pdf`;
      document.body.appendChild(a);
      a.click();
      document.body.removeChild(a);
      const timeoutId = setTimeout(() => URL.revokeObjectURL(url), 60000);
      blobTimeoutsRef.current.push(timeoutId);
    } catch {
      alert.error("Chyba připojení");
    } finally {
      setConfirmationLoading(false);
    }
  };

  const handleDelete = async () => {
    setDeleting(true);
    try {
      const response = await apiFetch(`${API_BASE}/orders/${id}`, {
        method: "DELETE",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify({ delete_files: deleteFiles }),
      });
      const result = await response.json();
      if (result.success) {
        alert.success(result.message || "Objednávka byla smazána");
        navigate("/orders");
      } else {
        alert.error(result.error || "Nepodařilo se smazat objednávku");
      }
    } catch {
      alert.error("Chyba připojení");
    } finally {
      setDeleting(false);
      setDeleteConfirm(false);
    }
  };

  if (loading) {
    return (
      <div className="admin-skeleton" style={{ padding: 0, gap: "1.5rem" }}>
        <div
          className="admin-skeleton-row"
          style={{ justifyContent: "space-between" }}
        >
          <div className="flex-row-gap">
            <div
              className="admin-skeleton-line"
              style={{ width: "32px", height: "32px", borderRadius: "8px" }}
            />
            <div
              className="admin-skeleton-line h-8"
              style={{ width: "200px" }}
            />
          </div>
          <div className="admin-skeleton-row gap-2">
            <div
              className="admin-skeleton-line h-10"
              style={{ width: "100px", borderRadius: "8px" }}
            />
            <div
              className="admin-skeleton-line h-10"
              style={{ width: "100px", borderRadius: "8px" }}
            />
          </div>
        </div>
        <div className="admin-card">
          <div className="admin-skeleton" style={{ gap: "1.25rem" }}>
            {[0, 1, 2, 3].map((i) => (
              <div key={i} className="admin-skeleton-row">
                <div className="admin-skeleton-line w-1/4" />
                <div className="admin-skeleton-line w-1/2" />
              </div>
            ))}
          </div>
        </div>
      </div>
    );
  }

  if (!order) return null;

  return (
    <div>
      {/* Header */}
      <motion.div
        className="admin-page-header"
        initial={{ opacity: 0, y: 12 }}
        animate={{ opacity: 1, y: 0 }}
        transition={{ duration: 0.25 }}
      >
        <div className="flex-row gap-4">
          <Link
            to="/orders"
            className="admin-btn-icon"
            title="Zpět"
            aria-label="Zpět"
          >
            <svg
              width="20"
              height="20"
              viewBox="0 0 24 24"
              fill="none"
              stroke="currentColor"
              strokeWidth="2"
            >
              <path d="M19 12H5M12 19l-7-7 7-7" />
            </svg>
          </Link>
          <div>
            <h1 className="admin-page-title flex-row-gap">
              <span>Objednávka {order.order_number}</span>
              <span
                className={`admin-badge ${STATUS_CLASSES[order.status] || ""}`}
              >
                {STATUS_LABELS[order.status] || order.status}
              </span>
            </h1>
          </div>
        </div>
        <div className="admin-page-actions">
          {order.invoice ? (
            <Link
              to={`/invoices/${order.invoice.id}`}
              className="admin-btn admin-btn-secondary"
            >
              <svg
                width="16"
                height="16"
                viewBox="0 0 24 24"
                fill="none"
                stroke="currentColor"
                strokeWidth="2"
              >
                <path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z" />
                <polyline points="14 2 14 8 20 8" />
              </svg>
              Faktura {order.invoice.invoice_number}
            </Link>
          ) : (
            hasPermission("invoices.create") &&
            order.status === "dokoncena" && (
              <Link
                to={`/invoices/new?fromOrder=${order.id}`}
                className="admin-btn admin-btn-secondary"
              >
                <svg
                  width="16"
                  height="16"
                  viewBox="0 0 24 24"
                  fill="none"
                  stroke="currentColor"
                  strokeWidth="2"
                >
                  <path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z" />
                  <polyline points="14 2 14 8 20 8" />
                </svg>
                Vytvořit fakturu
              </Link>
            )
          )}
          <button
            onClick={() => setShowConfirmationModal(true)}
            className="admin-btn admin-btn-secondary"
            disabled={confirmationLoading}
          >
            <svg
              width="16"
              height="16"
              viewBox="0 0 24 24"
              fill="none"
              stroke="currentColor"
              strokeWidth="2"
            >
              <path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z" />
              <polyline points="14 2 14 8 20 8" />
            </svg>
            Potvrzení objednávky
          </button>
          {hasPermission("orders.edit") &&
            order.valid_transitions?.filter((s) => s !== "stornovana").length! >
              0 &&
            order
              .valid_transitions!.filter((s) => s !== "stornovana")
              .map((status) => (
                <button
                  key={status}
                  onClick={() => setStatusConfirm({ show: true, status })}
                  className={
                    TRANSITION_CLASSES[status] ||
                    "admin-btn admin-btn-secondary"
                  }
                  disabled={statusChanging === status}
                >
                  {statusChanging === status ? (
                    <div className="admin-spinner admin-spinner-sm" />
                  ) : (
                    TRANSITION_LABELS[status] || status
                  )}
                </button>
              ))}
          {hasPermission("orders.delete") && (
            <button
              onClick={() => setDeleteConfirm(true)}
              className="admin-btn admin-btn-primary"
            >
              Smazat
            </button>
          )}
        </div>
      </motion.div>

      {/* Info card */}
      <motion.div
        className="admin-card"
        initial={{ opacity: 0, y: 12 }}
        animate={{ opacity: 1, y: 0 }}
        transition={{ duration: 0.25, delay: 0.06 }}
      >
        <div className="admin-card-body">
          <h3 className="admin-card-title">Informace</h3>
          <div className="admin-form-row mb-2">
            <FormField label="Nabídka">
              <div>
                <Link
                  to={`/offers/${order.quotation_id}`}
                  className="link-accent"
                >
                  {order.quotation_number}
                </Link>
                {order.project_code && (
                  <span
                    className="text-tertiary"
                    style={{ marginLeft: "0.5rem" }}
                  >
                    ({order.project_code})
                  </span>
                )}
              </div>
            </FormField>
            <FormField label="Projekt">
              <div>
                {order.project ? (
                  <Link
                    to={`/projects/${order.project.id}`}
                    className="link-accent"
                  >
                    {order.project.project_number} — {order.project.name}
                  </Link>
                ) : (
                  "—"
                )}
              </div>
            </FormField>
          </div>
          <div className="admin-form-row admin-form-row-3 mb-2">
            <FormField label="Zákazník">
              <div className="fw-500">{order.customer_name || "—"}</div>
            </FormField>
            <FormField label="Číslo obj. zákazníka">
              <div>{order.customer_order_number || "—"}</div>
            </FormField>
            <FormField label="Měna">
              <div>{order.currency}</div>
            </FormField>
          </div>
          <div className="admin-form-row admin-form-row-3 mb-2">
            <FormField label="Datum vytvoření">
              <div>{formatDate(order.created_at)}</div>
            </FormField>
            <FormField label="Příloha">
              <div>
                {order.attachment_name ? (
                  <button
                    onClick={handleViewAttachment}
                    className="admin-btn admin-btn-secondary admin-btn-sm"
                    style={{
                      display: "inline-flex",
                      alignItems: "center",
                      gap: "0.4rem",
                    }}
                    disabled={attachmentLoading}
                  >
                    {attachmentLoading ? (
                      <div className="admin-spinner admin-spinner-sm" />
                    ) : (
                      <svg
                        width="16"
                        height="16"
                        viewBox="0 0 24 24"
                        fill="none"
                        stroke="currentColor"
                        strokeWidth="2"
                      >
                        <path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z" />
                        <polyline points="14 2 14 8 20 8" />
                      </svg>
                    )}
                    {order.attachment_name}
                  </button>
                ) : (
                  "—"
                )}
              </div>
            </FormField>
          </div>
        </div>
      </motion.div>

      {/* Items (read-only) */}
      <motion.div
        className="admin-card"
        initial={{ opacity: 0, y: 12 }}
        animate={{ opacity: 1, y: 0 }}
        transition={{ duration: 0.25, delay: 0.12 }}
      >
        <div className="admin-card-body">
          <h3 className="admin-card-title">Položky</h3>
          {order.items?.length > 0 ? (
            <div className="admin-table-responsive">
              <table className="admin-table">
                <thead>
                  <tr>
                    <th style={{ width: "2.5rem", textAlign: "center" }}>#</th>
                    <th>Popis</th>
                    <th style={{ width: "5.5rem", textAlign: "center" }}>
                      Množství
                    </th>
                    <th style={{ width: "5.5rem", textAlign: "center" }}>
                      Jednotka
                    </th>
                    <th
                      style={{
                        width: "8rem",
                        textAlign: "right",
                        whiteSpace: "nowrap",
                      }}
                    >
                      Jedn. cena
                    </th>
                    <th style={{ width: "4rem", textAlign: "center" }}>
                      V ceně
                    </th>
                    <th
                      style={{
                        width: "9rem",
                        textAlign: "right",
                        whiteSpace: "nowrap",
                      }}
                    >
                      Celkem
                    </th>
                  </tr>
                </thead>
                <tbody>
                  {order.items.map((item, index) => {
                    const lineTotal =
                      (Number(item.quantity) || 0) *
                      (Number(item.unit_price) || 0);
                    return (
                      <tr key={item.id || index}>
                        <td
                          style={{
                            color: "var(--text-tertiary)",
                            textAlign: "center",
                            fontWeight: 500,
                          }}
                        >
                          {index + 1}
                        </td>
                        <td>
                          <div className="fw-500">
                            {item.description || "—"}
                          </div>
                          {item.item_description && (
                            <div
                              style={{
                                fontSize: "0.8rem",
                                color: "var(--text-tertiary)",
                                marginTop: "0.25rem",
                              }}
                            >
                              {item.item_description}
                            </div>
                          )}
                        </td>
                        <td style={{ textAlign: "center" }}>{item.quantity}</td>
                        <td style={{ textAlign: "center" }}>
                          {item.unit || "—"}
                        </td>
                        <td
                          className="admin-mono"
                          style={{ textAlign: "right", whiteSpace: "nowrap" }}
                        >
                          {formatCurrency(item.unit_price, order.currency)}
                        </td>
                        <td style={{ textAlign: "center" }}>
                          {Number(item.is_included_in_total) ? "Ano" : "Ne"}
                        </td>
                        <td
                          className="admin-mono"
                          style={{
                            textAlign: "right",
                            fontWeight: 600,
                            whiteSpace: "nowrap",
                          }}
                        >
                          {formatCurrency(lineTotal, order.currency)}
                        </td>
                      </tr>
                    );
                  })}
                </tbody>
              </table>
            </div>
          ) : (
            <p style={{ color: "var(--text-tertiary)" }}>Žádné položky.</p>
          )}

          {/* Totals */}
          <div className="admin-totals-summary">
            <div className="admin-totals-row">
              <span>Mezisoučet:</span>
              <span>{formatCurrency(totals.subtotal, order.currency)}</span>
            </div>
            {Number(order.apply_vat) > 0 && (
              <div className="admin-totals-row">
                <span>DPH ({order.vat_rate}%):</span>
                <span>{formatCurrency(totals.vatAmount, order.currency)}</span>
              </div>
            )}
            <div className="admin-totals-row admin-totals-total">
              <span>Celkem k úhradě:</span>
              <span>{formatCurrency(totals.total, order.currency)}</span>
            </div>
          </div>
        </div>
      </motion.div>

      {/* Sections (read-only) */}
      {order.sections?.length > 0 && (
        <motion.div
          className="admin-card"
          initial={{ opacity: 0, y: 12 }}
          animate={{ opacity: 1, y: 0 }}
          transition={{ duration: 0.25, delay: 0.15 }}
        >
          <div className="admin-card-body">
            <h3 className="admin-card-title">Rozsah projektu</h3>
            {order.scope_title && (
              <div style={{ fontWeight: 500, marginBottom: "0.5rem" }}>
                {order.scope_title}
              </div>
            )}
            {order.scope_description && (
              <div
                style={{ color: "var(--text-secondary)", marginBottom: "1rem" }}
              >
                {order.scope_description}
              </div>
            )}
            <div className="admin-scope-list">
              {order.sections.map((section, index) => (
                <div
                  key={section.id || index}
                  className="admin-scope-section"
                  style={{ cursor: "default" }}
                >
                  <div className="admin-scope-section-header">
                    <span className="admin-scope-number">{index + 1}.</span>
                    <span className="admin-scope-title">
                      {(order.language === "CZ"
                        ? section.title_cz || section.title
                        : section.title || section.title_cz) ||
                        `Sekce ${index + 1}`}
                    </span>
                  </div>
                  {section.content && (
                    <div
                      className="admin-scope-content admin-rich-text-view"
                      style={{ padding: "1rem" }}
                      dangerouslySetInnerHTML={{
                        __html: DOMPurify.sanitize(section.content),
                      }}
                    />
                  )}
                </div>
              ))}
            </div>
          </div>
        </motion.div>
      )}

      {/* Notes (editable) */}
      <motion.div
        className="admin-card"
        initial={{ opacity: 0, y: 12 }}
        animate={{ opacity: 1, y: 0 }}
        transition={{ duration: 0.25, delay: 0.2 }}
      >
        <div className="admin-card-body">
          <h3 className="admin-card-title">Poznámky</h3>
          <FormField label="Poznámky">
            <textarea
              value={notes}
              onChange={(e) => setNotes(e.target.value)}
              className="admin-form-input"
              rows={4}
              placeholder="Interní poznámky k objednávce..."
              disabled={!hasPermission("orders.edit")}
            />
          </FormField>
          {hasPermission("orders.edit") && (
            <div className="mt-2">
              <button
                onClick={handleSaveNotes}
                className="admin-btn admin-btn-secondary admin-btn-sm"
                disabled={saving}
              >
                {saving ? "Ukládání..." : "Uložit poznámky"}
              </button>
            </div>
          )}
        </div>
      </motion.div>

      {/* Status change confirmation */}
      <ConfirmModal
        isOpen={statusConfirm.show}
        onClose={() => setStatusConfirm({ show: false, status: null })}
        onConfirm={handleStatusChange}
        title="Změnit stav objednávky"
        message={`Opravdu chcete změnit stav objednávky "${order.order_number}" na "${STATUS_LABELS[statusConfirm.status || ""]}"?${statusConfirm.status === "dokoncena" ? " Projekt bude automaticky dokončen." : ""}`}
        confirmText={
          TRANSITION_LABELS[statusConfirm.status || ""] || "Potvrdit"
        }
        cancelText="Zrušit"
        type="default"
      />

      {/* Delete confirmation */}
      <ConfirmModal
        isOpen={deleteConfirm}
        onClose={() => {
          setDeleteConfirm(false);
          setDeleteFiles(false);
        }}
        onConfirm={handleDelete}
        title="Smazat objednávku"
        message={
          <>
            Opravdu chcete smazat objednávku &quot;{order.order_number}&quot;?
            Bude smazán i přidružený projekt. Tato akce je nevratná.
            {order.project?.has_nas_folder && (
              <label
                className="admin-form-checkbox"
                style={{ marginTop: "1rem", display: "flex" }}
              >
                <input
                  type="checkbox"
                  checked={deleteFiles}
                  onChange={(e) => setDeleteFiles(e.target.checked)}
                />
                <span>Smazat i soubory projektu na disku</span>
              </label>
            )}
          </>
        }
        confirmText="Smazat"
        cancelText="Zrušit"
        type="danger"
        loading={deleting}
      />

      {/* Order confirmation PDF modal */}
      {order && (
        <OrderConfirmationModal
          isOpen={showConfirmationModal}
          onClose={() => setShowConfirmationModal(false)}
          onGenerate={handleGenerateConfirmation}
          initialItems={order.items.map((it) => ({
            description: it.description || "",
            quantity: Number(it.quantity) || 0,
            unit: it.unit || "",
            unit_price: Number(it.unit_price) || 0,
            is_included_in_total: Number(it.is_included_in_total) !== 0,
            vat_rate: Number(order.vat_rate) || 21,
          }))}
          orderNumber={order.order_number}
          defaultVatRate={Number(order.vat_rate) || 21}
          applyVat={!!order.apply_vat}
        />
      )}
    </div>
  );
}