const SUPABASE_URL = 'https://chixssrphfgxvqqigkzo.supabase.co';
        const SUPABASE_ANON_KEY = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6ImNoaXhzc3JwaGZneHZxcWlna3pvIiwicm9sZSI6ImFub24iLCJpYXQiOjE3NzQ2OTE0OTEsImV4cCI6MjA5MDI2NzQ5MX0.Az_Ew2J2zdOMcSV0UNAjBS-LPqGpqhsaN4IyZ5R7iqU';
        const sbClient = supabase.createClient(SUPABASE_URL, SUPABASE_ANON_KEY);

        let html5QrCode = null;

        document.getElementById('startScanBtn').addEventListener('click', async () => {
            document.getElementById('scanner-overlay').style.display = 'flex';
            if (html5QrCode) {
                try {
                    await html5QrCode.stop();
                } catch (e) {}
            }
            html5QrCode = new Html5Qrcode("reader");
            const config = { fps: 15, qrbox: { width: 250, height: 250 }, aspectRatio: 1.0 };
            try {
                await html5QrCode.start({ facingMode: "environment" }, config, (text) => {
                    document.getElementById('searchTerm').value = text;
                    closeScanner();
                    handleSearch();
                });
            } catch (err) {
                alert("摄像头启动失败。");
                closeScanner();
            }
        });

        async function closeScanner() {
            if (html5QrCode && html5QrCode.isScanning) {
                await html5QrCode.stop();
            }
            document.getElementById('scanner-overlay').style.display = 'none';
        }

        document.getElementById('stopScanBtn').addEventListener('click', closeScanner);

        async function handleSearch() {
            const searchTerm = document.getElementById('searchTerm').value.trim();
            const dateFrom = document.getElementById('dateFrom').value;
            const dateTo = document.getElementById('dateTo').value;
            const resultsDiv = document.getElementById('searchResults');

            resultsDiv.innerHTML = '<div class="loading-state">正在连接单据数据库并执行检索...</div>';

            try {
                let query = sbClient.from('tickets').select('*');
                if (searchTerm) {
                    query = query.or(`ticket_number.ilike.%${searchTerm}%,customer_name.ilike.%${searchTerm}%`);
                }
                if (dateFrom) query = query.gte('created_at', dateFrom);
                if (dateTo) query = query.lte('created_at', dateTo);

                const { data, error } = await query.order('created_at', { ascending: false });
                if (error) throw error;

                displayResults(data);
            } catch (error) {
                resultsDiv.innerHTML = `<div class="error-state">查询失败：${error.message}</div>`;
            }
        }

        function displayResults(tickets) {
            const resultsDiv = document.getElementById('searchResults');
            if (!tickets || tickets.length === 0) {
                resultsDiv.innerHTML = '<div class="empty-state">未找到符合条件的单据记录。</div>';
                return;
            }

            let html = `
                <div class="table-wrapper">
                    <table class="result-table">
                        <thead>
                            <tr>
                                <th>编号</th>
                                <th>姓名</th>
                                <th>事由</th>
                                <th>金额</th>
                                <th>日期</th>
                                <th>状态</th>
                                <th>操作</th>
                            </tr>
                        </thead>
                        <tbody>
            `;

            tickets.forEach(ticket => {
                const amount = (ticket.amount || 0).toLocaleString('zh-CN', { style: 'currency', currency: 'CNY' });
                const reason = ticket.reason || '';
                const displayReason = reason.length > 18
                    ? `<span class="text-truncate" title="${reason}">${reason}</span>`
                    : reason;

                html += `
                    <tr>
                        <td class="table-highlight">${ticket.ticket_number || ''}</td>
                        <td>${ticket.customer_name || ''}</td>
                        <td>${displayReason}</td>
                        <td class="table-highlight">${amount}</td>
                        <td>${ticket.created_at ? new Date(ticket.created_at).toLocaleDateString('zh-CN') : '-'}</td>
                        <td>
                            <span class="status-pill ${ticket.processed ? 'done' : 'pending'}">
                                ${ticket.processed ? '已处理' : '未处理'}
                            </span>
                        </td>
                        <td><button class="tech-link-button secondary" type="button" onclick="location.href='detail.html?id=${ticket.id}'">查看详情</button></td>
                    </tr>
                `;
            });

            html += '</tbody></table></div>';
            resultsDiv.innerHTML = html;
        }

        function initializeSearchTermFromUrl() {
            const params = new URLSearchParams(window.location.search);
            const presetTerm =
                params.get('searchTerm') ||
                params.get('term') ||
                params.get('keyword') ||
                params.get('ticket_number') ||
                params.get('ticketNumber') ||
                params.get('number') ||
                params.get('q') ||
                '';

            if (presetTerm) {
                document.getElementById('searchTerm').value = presetTerm;
            }
        }

        document.getElementById('searchBtn').addEventListener('click', handleSearch);
        initializeSearchTermFromUrl();