import React, { useState, useEffect } from 'react';
import { LegalCourtCase } from '../../types';
import { FileText, History, MessageSquare, User, X, Edit, Save, ExternalLink } from 'lucide-react';
import { authFetch } from '../../services/apiClient';

function getCourtCaseExternalUrl(type: string, caseNumber: string): { url: string; label: string } {
    const encoded = encodeURIComponent(caseNumber.trim());
    if (type === 'arbitration') {
        return { url: `https://kad.arbitr.ru/?q=${encoded}`, label: 'КАД' };
    }
    return { url: 'https://sudrf.ru/', label: 'СОЮ' };
}

export interface CaseDetailsModalProps {
    courtCase: LegalCourtCase;
    onClose: () => void;
    onUpdate: (updatedCase: LegalCourtCase) => void;
}

const DOC_TYPE_LABELS: Record<string, string> = {
    pretenzia: 'Претензия',
    isk: 'Исковое заявление',
    reshenie: 'Решение суда',
    ispolnitelny_list: 'Исполнительный лист',
    postanovlenie_ip: 'Постановление об ИП',
    other: 'Прочее'
};

export const CaseDetailsModal: React.FC<CaseDetailsModalProps> = ({ courtCase, onUpdate, onClose }) => {
    const [activeTab, setActiveTab] = useState<'info' | 'history' | 'comments' | 'documents'>('info');
    const [loading, setLoading] = useState(false);
    const [history, setHistory] = useState<any[]>([]);
    const [comments, setComments] = useState<any[]>([]);
    const [documents, setDocuments] = useState<any[]>([]);
    const [newComment, setNewComment] = useState('');
    const [commentAuthor, setCommentAuthor] = useState('');
    const [isEditing, setIsEditing] = useState(false);
    const [newDoc, setNewDoc] = useState({ docType: 'isk', fileUrl: '', docDate: '', title: '' });
    const [docLoading, setDocLoading] = useState(false);
    const [formData, setFormData] = useState({
        amount: courtCase.amount,
        recoveredAmount: courtCase.recoveredAmount || 0,
        status: courtCase.status,
        nextHearingDate: courtCase.nextHearingDate || '',
        judge: courtCase.judge || '',
        courtName: courtCase.courtName ?? '',
        notes: courtCase.notes ?? '',
        penaltyAmount: courtCase.penaltyAmount ?? 0,
        overdueSince: courtCase.overdueSince ?? ''
    });

    useEffect(() => {
        loadHistory();
        loadComments();
        loadDocuments();
    }, [courtCase.id]);

    const loadHistory = async () => {
        try {
            const response = await authFetch(`/api/legal/court-cases/${courtCase.id}/history`);
            if (response.ok) {
                const data = await response.json();
                setHistory(data || []);
            }
        } catch (error) {
            console.error('Error loading history:', error);
        }
    };

    const loadComments = async () => {
        try {
            const response = await authFetch(`/api/legal/court-cases/${courtCase.id}/comments`);
            if (response.ok) {
                const data = await response.json();
                setComments(data || []);
            }
        } catch (error) {
            console.error('Error loading comments:', error);
        }
    };

    const loadDocuments = async () => {
        try {
            const response = await authFetch(`/api/legal/court-cases/${courtCase.id}/documents`);
            if (response.ok) {
                const data = await response.json();
                setDocuments(Array.isArray(data) ? data : []);
            }
        } catch (error) {
            console.error('Error loading documents:', error);
        }
    };

    const handleAddDocument = async () => {
        if (!newDoc.fileUrl.trim()) {
            alert('Укажите ссылку на документ');
            return;
        }
        setDocLoading(true);
        try {
            const response = await authFetch(`/api/legal/court-cases/${courtCase.id}/documents`, {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({
                    docType: newDoc.docType,
                    fileUrl: newDoc.fileUrl.trim(),
                    docDate: newDoc.docDate || null,
                    title: newDoc.title.trim() || null
                })
            });
            if (response.ok) {
                setNewDoc({ docType: 'isk', fileUrl: '', docDate: '', title: '' });
                await loadDocuments();
            } else {
                alert('Ошибка при добавлении документа');
            }
        } catch (error) {
            console.error('Error adding document:', error);
            alert('Ошибка при добавлении документа');
        } finally {
            setDocLoading(false);
        }
    };

    const handleDeleteDocument = async (docId: number) => {
        if (!confirm('Удалить документ?')) return;
        try {
            const response = await authFetch(`/api/legal/court-cases/${courtCase.id}/documents/${docId}`, { method: 'DELETE' });
            if (response.ok) await loadDocuments();
        } catch (error) {
            console.error('Error deleting document:', error);
        }
    };

    const handleSave = async () => {
        setLoading(true);
        try {
            const response = await authFetch(`/api/legal/court-cases/${courtCase.id}`, {
                method: 'PUT',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({
                    ...formData,
                    changedBy: commentAuthor || 'System'
                })
            });
            if (response.ok) {
                const updated = await response.json();
                onUpdate(updated);
                setIsEditing(false);
                await loadHistory();
            } else {
                alert('Ошибка при сохранении');
            }
        } catch (error) {
            console.error('Error saving case:', error);
            alert('Ошибка при сохранении');
        } finally {
            setLoading(false);
        }
    };

    const handleAddComment = async () => {
        if (!newComment.trim() || !commentAuthor.trim()) {
            alert('Заполните автора и комментарий');
            return;
        }
        setLoading(true);
        try {
            const response = await authFetch(`/api/legal/court-cases/${courtCase.id}/comments`, {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({
                    author: commentAuthor,
                    comment: newComment
                })
            });
            if (response.ok) {
                setNewComment('');
                await loadComments();
            } else {
                alert('Ошибка при добавлении комментария');
            }
        } catch (error) {
            console.error('Error adding comment:', error);
            alert('Ошибка при добавлении комментария');
        } finally {
            setLoading(false);
        }
    };

    const getStatusLabel = (status: string) => {
        const labels: Record<string, string> = {
            'pre_trial': 'Досудебное',
            'litigation': 'Судебный процесс',
            'decision_received': 'Решение получено',
            'enforcement': 'ФССП',
            'closed': 'Завершено'
        };
        return labels[status] || status;
    };

    return (
        <div className="fixed inset-0 bg-black/50 flex items-center justify-center z-50 p-4 overflow-y-auto">
            <div className="bg-white rounded-2xl p-6 max-w-4xl w-full max-h-[90vh] overflow-y-auto">
                <div className="flex justify-between items-center mb-6">
                    <div>
                        <h3 className="text-xl font-black text-slate-800">Карточка дела</h3>
                        <div className="flex items-center gap-2 mt-1">
                            <p className="text-sm text-slate-500">{courtCase.caseNumber}</p>
                            {(() => {
                                const { url, label } = getCourtCaseExternalUrl(courtCase.type, courtCase.caseNumber);
                                return (
                                    <a href={url} target="_blank" rel="noopener noreferrer" className="text-primary-600 hover:text-primary-700 text-xs font-black uppercase flex items-center gap-1" title={`Открыть в ${label}`}>
                                        {label} <ExternalLink className="w-3.5 h-3.5" />
                                    </a>
                                );
                            })()}
                        </div>
                    </div>
                    <button onClick={onClose} className="p-2 text-slate-400 hover:text-slate-600">
                        <X className="w-5 h-5" />
                    </button>
                </div>

                <div className="flex gap-2 mb-6 border-b border-slate-200">
                    {[
                        { id: 'info', label: 'Основная информация', icon: FileText },
                        { id: 'history', label: 'История', icon: History },
                        { id: 'comments', label: 'Комментарии', icon: MessageSquare },
                        { id: 'documents', label: 'Документы', icon: FileText }
                    ].map(tab => (
                        <button
                            key={tab.id}
                            onClick={() => setActiveTab(tab.id as any)}
                            className={`flex items-center gap-2 px-4 py-2 text-xs font-black uppercase transition-all border-b-2 ${
                                activeTab === tab.id
                                    ? 'border-primary-600 text-primary-600'
                                    : 'border-transparent text-slate-400 hover:text-slate-600'
                            }`}
                        >
                            <tab.icon className="w-4 h-4" />
                            {tab.label}
                        </button>
                    ))}
                </div>

                {activeTab === 'info' && (
                    <div className="space-y-4">
                        {!isEditing ? (
                            <>
                                <div className="grid grid-cols-2 gap-4">
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Предмет дела</label>
                                        <p className="text-sm text-slate-800">{courtCase.subject}</p>
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Статус</label>
                                        <span className="inline-block px-3 py-1 rounded-full text-xs font-black bg-blue-100 text-blue-600">
                                            {getStatusLabel(courtCase.status)}
                                        </span>
                                    </div>
                                </div>
                                <div className="grid grid-cols-2 gap-4">
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Должник</label>
                                        <p className="text-sm text-slate-800">{courtCase.debtorName || 'Не указан'}</p>
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Адрес</label>
                                        <p className="text-sm text-slate-800">{courtCase.address || 'Не указан'}</p>
                                    </div>
                                </div>
                                <div className="grid grid-cols-3 gap-4">
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Сумма иска</label>
                                        <p className="text-lg font-black text-slate-900">{courtCase.amount.toLocaleString()} ₽</p>
                                        {(courtCase.penaltyAmount ?? 0) > 0 && (
                                            <p className="text-[10px] text-slate-500 mt-0.5">в т.ч. пени {(courtCase.penaltyAmount || 0).toLocaleString()} ₽</p>
                                        )}
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Взыскано</label>
                                        <p className="text-lg font-black text-emerald-600">{(courtCase.recoveredAmount || 0).toLocaleString()} ₽</p>
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">У приставов</label>
                                        <p className="text-lg font-black text-amber-600">{(courtCase.amountAtBailiffs || 0).toLocaleString()} ₽</p>
                                    </div>
                                </div>
                                {(courtCase.overdueSince || (courtCase.penaltyAmount ?? 0) > 0) && (
                                    <div className="grid grid-cols-2 gap-4">
                                        {courtCase.overdueSince && (
                                            <div>
                                                <label className="block text-xs font-black text-slate-700 uppercase mb-1">Просрочка с</label>
                                                <p className="text-sm text-slate-800">{courtCase.overdueSince}</p>
                                            </div>
                                        )}
                                        {(courtCase.penaltyAmount ?? 0) > 0 && (
                                            <div>
                                                <label className="block text-xs font-black text-slate-700 uppercase mb-1">Пени</label>
                                                <p className="text-sm font-bold text-slate-800">{(courtCase.penaltyAmount || 0).toLocaleString()} ₽</p>
                                            </div>
                                        )}
                                    </div>
                                )}
                                <div className="grid grid-cols-2 gap-4">
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Суд</label>
                                        <p className="text-sm text-slate-800">{courtCase.courtName || 'Не указан'}</p>
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Судья</label>
                                        <p className="text-sm text-slate-800">{courtCase.judge || 'Не указан'}</p>
                                    </div>
                                </div>
                                <div>
                                    <label className="block text-xs font-black text-slate-700 uppercase mb-1">Дата заседания</label>
                                    <p className="text-sm text-slate-800">{courtCase.nextHearingDate || 'Не назначено'}</p>
                                </div>
                                {courtCase.notes && (
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Примечания</label>
                                        <p className="text-sm text-slate-600 bg-slate-50 p-3 rounded-xl">{courtCase.notes}</p>
                                    </div>
                                )}
                                <button
                                    onClick={() => setIsEditing(true)}
                                    className="flex items-center gap-2 px-4 py-2 bg-primary-600 text-white rounded-xl text-xs font-black uppercase hover:bg-primary-700 transition-colors"
                                >
                                    <Edit className="w-4 h-4" /> Редактировать
                                </button>
                            </>
                        ) : (
                            <div className="space-y-4">
                                <div className="grid grid-cols-2 gap-4">
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Сумма иска *</label>
                                        <input
                                            type="number"
                                            value={formData.amount}
                                            onChange={(e) => setFormData({ ...formData, amount: parseFloat(e.target.value) || 0 })}
                                            className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                            required
                                        />
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Статус *</label>
                                        <select
                                            value={formData.status}
                                            onChange={(e) => setFormData({ ...formData, status: e.target.value as any })}
                                            className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                        >
                                            <option value="pre_trial">Досудебное</option>
                                            <option value="litigation">Судебный процесс</option>
                                            <option value="decision_received">Решение получено</option>
                                            <option value="enforcement">ФССП</option>
                                            <option value="closed">Завершено</option>
                                        </select>
                                    </div>
                                </div>
                                <div className="grid grid-cols-2 gap-4">
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Взыскано</label>
                                        <input
                                            type="number"
                                            value={formData.recoveredAmount}
                                            onChange={(e) => setFormData({ ...formData, recoveredAmount: parseFloat(e.target.value) || 0 })}
                                            className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                        />
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Дата заседания</label>
                                        <input
                                            type="date"
                                            value={formData.nextHearingDate}
                                            onChange={(e) => setFormData({ ...formData, nextHearingDate: e.target.value })}
                                            className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                        />
                                    </div>
                                </div>
                                <div className="grid grid-cols-2 gap-4">
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Суд</label>
                                        <input
                                            type="text"
                                            value={formData.courtName}
                                            onChange={(e) => setFormData({ ...formData, courtName: e.target.value })}
                                            className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                        />
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Судья</label>
                                        <input
                                            type="text"
                                            value={formData.judge}
                                            onChange={(e) => setFormData({ ...formData, judge: e.target.value })}
                                            className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                        />
                                    </div>
                                </div>
                                <div className="grid grid-cols-2 gap-4">
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Пени (₽)</label>
                                        <input
                                            type="number"
                                            min={0}
                                            value={formData.penaltyAmount}
                                            onChange={(e) => setFormData({ ...formData, penaltyAmount: parseFloat(e.target.value) || 0 })}
                                            className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                        />
                                    </div>
                                    <div>
                                        <label className="block text-xs font-black text-slate-700 uppercase mb-1">Просрочка с (дата)</label>
                                        <input
                                            type="date"
                                            value={formData.overdueSince}
                                            onChange={(e) => setFormData({ ...formData, overdueSince: e.target.value })}
                                            className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                        />
                                    </div>
                                </div>
                                <div>
                                    <label className="block text-xs font-black text-slate-700 uppercase mb-1">Примечания</label>
                                    <textarea
                                        value={formData.notes}
                                        onChange={(e) => setFormData({ ...formData, notes: e.target.value })}
                                        rows={3}
                                        className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                    />
                                </div>
                                <div>
                                    <label className="block text-xs font-black text-slate-700 uppercase mb-1">Кто вносит изменения</label>
                                    <input
                                        type="text"
                                        value={commentAuthor}
                                        onChange={(e) => setCommentAuthor(e.target.value)}
                                        placeholder="Ваше имя"
                                        className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                    />
                                </div>
                                <div className="flex gap-3">
                                    <button
                                        onClick={handleSave}
                                        disabled={loading}
                                        className="flex items-center gap-2 px-4 py-2 bg-primary-600 text-white rounded-xl text-xs font-black uppercase hover:bg-primary-700 transition-colors disabled:opacity-50"
                                    >
                                        <Save className="w-4 h-4" /> {loading ? 'Сохранение...' : 'Сохранить'}
                                    </button>
                                    <button
                                        onClick={() => {
                                            setIsEditing(false);
                                            setFormData({
                                                amount: courtCase.amount,
                                                recoveredAmount: courtCase.recoveredAmount || 0,
                                                status: courtCase.status,
                                                nextHearingDate: courtCase.nextHearingDate || '',
                                                judge: courtCase.judge || '',
                                                courtName: courtCase.courtName ?? '',
                                                notes: courtCase.notes ?? '',
                                                penaltyAmount: courtCase.penaltyAmount ?? 0,
                                                overdueSince: courtCase.overdueSince ?? ''
                                            });
                                        }}
                                        className="px-4 py-2 bg-slate-100 text-slate-700 rounded-xl text-xs font-black uppercase hover:bg-slate-200 transition-colors"
                                    >
                                        Отмена
                                    </button>
                                </div>
                            </div>
                        )}
                    </div>
                )}

                {activeTab === 'history' && (
                    <div className="space-y-3">
                        {history.length > 0 ? (
                            history.map((h: any) => (
                                <div key={h.id} className="bg-slate-50 p-4 rounded-xl border border-slate-200">
                                    <div className="flex justify-between items-start mb-2">
                                        <div>
                                            <p className="text-sm font-black text-slate-800">
                                                {h.fromStatus ? `${getStatusLabel(h.fromStatus)} → ${getStatusLabel(h.toStatus)}` : `Создано: ${getStatusLabel(h.toStatus)}`}
                                            </p>
                                            <p className="text-xs text-slate-500 mt-1">Изменил: {h.changedBy}</p>
                                        </div>
                                        <p className="text-xs text-slate-400">
                                            {new Date(h.createdAt).toLocaleDateString('ru-RU')}
                                        </p>
                                    </div>
                                    {h.changeReason && (
                                        <p className="text-xs text-slate-600 mt-2">{h.changeReason}</p>
                                    )}
                                </div>
                            ))
                        ) : (
                            <div className="text-center py-12 text-slate-400">
                                <History className="w-12 h-12 mx-auto mb-3 opacity-20" />
                                <p className="text-xs font-bold uppercase">История изменений пуста</p>
                            </div>
                        )}
                    </div>
                )}

                {activeTab === 'comments' && (
                    <div className="space-y-4">
                        <div className="space-y-3 max-h-96 overflow-y-auto">
                            {comments.length > 0 ? (
                                comments.map((comment: any) => (
                                    <div key={comment.id} className="bg-slate-50 p-4 rounded-xl border border-slate-200">
                                        <div className="flex justify-between items-start mb-2">
                                            <div className="flex items-center gap-2">
                                                <User className="w-4 h-4 text-slate-400" />
                                                <p className="text-sm font-black text-slate-800">{comment.author}</p>
                                            </div>
                                            <p className="text-xs text-slate-400">
                                                {new Date(comment.createdAt).toLocaleDateString('ru-RU')}
                                            </p>
                                        </div>
                                        <p className="text-sm text-slate-700">{comment.comment}</p>
                                    </div>
                                ))
                            ) : (
                                <div className="text-center py-12 text-slate-400">
                                    <MessageSquare className="w-12 h-12 mx-auto mb-3 opacity-20" />
                                    <p className="text-xs font-bold uppercase">Комментариев пока нет</p>
                                </div>
                            )}
                        </div>
                        <div className="border-t border-slate-200 pt-4">
                            <div className="space-y-3">
                                <div>
                                    <label className="block text-xs font-black text-slate-700 uppercase mb-1">Автор</label>
                                    <input
                                        type="text"
                                        value={commentAuthor}
                                        onChange={(e) => setCommentAuthor(e.target.value)}
                                        placeholder="Ваше имя"
                                        className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                    />
                                </div>
                                <div>
                                    <label className="block text-xs font-black text-slate-700 uppercase mb-1">Комментарий</label>
                                    <textarea
                                        value={newComment}
                                        onChange={(e) => setNewComment(e.target.value)}
                                        rows={3}
                                        placeholder="Введите комментарий..."
                                        className="w-full px-4 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500"
                                    />
                                </div>
                                <button
                                    onClick={handleAddComment}
                                    disabled={loading || !newComment.trim() || !commentAuthor.trim()}
                                    className="w-full px-4 py-2 bg-primary-600 text-white rounded-xl text-xs font-black uppercase hover:bg-primary-700 transition-colors disabled:opacity-50"
                                >
                                    {loading ? 'Добавление...' : 'Добавить комментарий'}
                                </button>
                            </div>
                        </div>
                    </div>
                )}

                {activeTab === 'documents' && (
                    <div className="space-y-4">
                        {courtCase.caseFileUrl && (
                            <div className="bg-slate-50 p-4 rounded-xl border border-slate-200">
                                <a
                                    href={courtCase.caseFileUrl}
                                    target="_blank"
                                    rel="noopener noreferrer"
                                    className="flex items-center gap-2 text-primary-600 hover:text-primary-700 font-bold"
                                >
                                    <FileText className="w-5 h-5" />
                                    Материалы дела (общая ссылка)
                                </a>
                            </div>
                        )}
                        <div>
                            <h4 className="text-xs font-black text-slate-700 uppercase mb-2">Документы по типам</h4>
                            {documents.length > 0 ? (
                                <div className="space-y-2">
                                    {documents.map((doc: any) => (
                                        <div key={doc.id} className="bg-slate-50 p-3 rounded-xl border border-slate-200 flex items-center justify-between gap-3">
                                            <div className="flex-1 min-w-0">
                                                <span className="text-[10px] font-black text-slate-500 uppercase mr-2">{DOC_TYPE_LABELS[doc.docType] || doc.docType}</span>
                                                {doc.docDate && <span className="text-[10px] text-slate-400">{doc.docDate}</span>}
                                                <a href={doc.fileUrl} target="_blank" rel="noopener noreferrer" className="block text-sm font-bold text-primary-600 hover:underline truncate mt-0.5">
                                                    {doc.title || 'Ссылка на документ'}
                                                </a>
                                            </div>
                                            <button type="button" onClick={() => handleDeleteDocument(doc.id)} className="p-1.5 text-slate-400 hover:text-red-600 rounded-lg" title="Удалить">×</button>
                                        </div>
                                    ))}
                                </div>
                            ) : (
                                <p className="text-sm text-slate-400">Нет документов по типам</p>
                            )}
                        </div>
                        <div className="border-t border-slate-200 pt-4">
                            <h4 className="text-xs font-black text-slate-700 uppercase mb-3">Добавить документ</h4>
                            <div className="grid grid-cols-1 sm:grid-cols-2 gap-3">
                                <div>
                                    <label className="block text-[10px] font-black text-slate-600 uppercase mb-1">Тип</label>
                                    <select value={newDoc.docType} onChange={(e) => setNewDoc({ ...newDoc, docType: e.target.value })} className="w-full px-3 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500">
                                        {Object.entries(DOC_TYPE_LABELS).map(([k, v]) => <option key={k} value={k}>{v}</option>)}
                                    </select>
                                </div>
                                <div>
                                    <label className="block text-[10px] font-black text-slate-600 uppercase mb-1">Дата документа</label>
                                    <input type="date" value={newDoc.docDate} onChange={(e) => setNewDoc({ ...newDoc, docDate: e.target.value })} className="w-full px-3 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500" />
                                </div>
                            </div>
                            <div className="mt-3">
                                <label className="block text-[10px] font-black text-slate-600 uppercase mb-1">Ссылка на файл *</label>
                                <input type="url" value={newDoc.fileUrl} onChange={(e) => setNewDoc({ ...newDoc, fileUrl: e.target.value })} placeholder="https://..." className="w-full px-3 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500" />
                            </div>
                            <div className="mt-3">
                                <label className="block text-[10px] font-black text-slate-600 uppercase mb-1">Название (необязательно)</label>
                                <input type="text" value={newDoc.title} onChange={(e) => setNewDoc({ ...newDoc, title: e.target.value })} placeholder="Краткое описание" className="w-full px-3 py-2 border border-slate-200 rounded-xl text-sm outline-none focus:ring-2 focus:ring-primary-500" />
                            </div>
                            <button type="button" onClick={handleAddDocument} disabled={docLoading || !newDoc.fileUrl.trim()} className="mt-3 px-4 py-2 bg-primary-600 text-white rounded-xl text-xs font-black uppercase hover:bg-primary-700 disabled:opacity-50">
                                {docLoading ? 'Добавление...' : 'Добавить документ'}
                            </button>
                        </div>
                    </div>
                )}
            </div>
        </div>
    );
};