/* tkpurchase-dashboard.js - Dashboard logic */

async function loadDashboardStats() {
    try {
        const [dlStats, schedules, reports] = await Promise.all([
            api('/day-labor/stats'),
            api('/schedules?date_from=' + todayStr() + '&date_to=' + todayStr()),
            api('/work-reports?confirmed=false&page=1&limit=5')
        ]);
        // Update stat cards
        const pending = (dlStats.data || []).find(s => s.status === 'pending');
        document.getElementById('statPending').textContent = pending ? pending.cnt : 0;
        document.getElementById('statSchedules').textContent = (schedules.data || []).length;
        document.getElementById('statUnconfirmed').textContent = (reports.data || []).length;
    } catch(e) { console.warn('Dashboard stats error:', e); }

    // Load active checkins count separately
    try {
        const checkins = await api('/checkins?status=checked_in&page=1&limit=1');
        document.getElementById('statCheckins').textContent = checkins.total || 0;
    } catch(e) { console.warn('Checkins stat error:', e); }
}

async function loadRecentDayLabor() {
    try {
        const r = await api('/day-labor?page=1&limit=5');
        const list = r.data || [];
        const c = document.getElementById('recentDayLabor');
        if (!list.length) { c.innerHTML = '<p class="text-gray-400 text-center py-4 text-sm">신청 내역이 없습니다</p>'; return; }
        const statusMap = { pending: ['bg-amber-50 text-amber-600', '대기'], approved: ['bg-emerald-50 text-emerald-600', '승인'], rejected: ['bg-red-50 text-red-600', '거절'], completed: ['bg-gray-100 text-gray-500', '완료'] };
        c.innerHTML = list.map(d => {
            const [cls, label] = statusMap[d.status] || ['bg-gray-100 text-gray-500', d.status];
            return `<div class="p-3 bg-gray-50 rounded-lg">
                <div class="flex items-center justify-between">
                    <span class="text-sm font-medium">${formatDate(d.work_date)}</span>
                    <span class="px-2 py-0.5 rounded text-xs ${cls}">${label}</span>
                </div>
                <div class="text-xs text-gray-500 mt-1">${escapeHtml(d.requester_name || '')} · ${d.worker_count}명 · ${escapeHtml(d.workplace_name || '')}</div>
                ${d.work_description ? `<div class="text-xs text-gray-400 mt-0.5 truncate">${escapeHtml(d.work_description)}</div>` : ''}
            </div>`;
        }).join('');
    } catch(e) { console.warn(e); }
}

async function loadTodaySchedules() {
    try {
        const today = todayStr();
        const r = await api('/schedules?date_from=' + today + '&date_to=' + today);
        const list = r.data || [];
        const c = document.getElementById('todaySchedules');
        if (!list.length) { c.innerHTML = '<p class="text-gray-400 text-center py-4 text-sm">오늘 일정이 없습니다</p>'; return; }
        const statusMap = { scheduled: ['badge-amber', '예정'], in_progress: ['badge-green', '진행중'], completed: ['badge-blue', '완료'], cancelled: ['badge-gray', '취소'] };
        c.innerHTML = list.map(s => {
            const [cls, label] = statusMap[s.status] || ['badge-gray', s.status];
            const dateDisplay = formatDate(s.start_date) === formatDate(s.end_date) ? formatDate(s.start_date) : formatDate(s.start_date) + ' ~ ' + formatDate(s.end_date);
            return `<div class="p-3 bg-gray-50 rounded-lg">
                <div class="flex items-center justify-between">
                    <span class="text-sm font-medium">${escapeHtml(s.company_name || '')}</span>
                    <span class="badge ${cls}">${label}</span>
                </div>
                <div class="text-xs text-gray-500 mt-1">${dateDisplay} · ${escapeHtml(s.workplace_name || '')} · ${s.expected_workers || 0}명</div>
                ${s.work_description ? `<div class="text-xs text-gray-400 mt-0.5 truncate">${escapeHtml(s.work_description)}</div>` : ''}
            </div>`;
        }).join('');
    } catch(e) { console.warn(e); }
}

function todayStr() { return new Date().toISOString().substring(0, 10); }

function initDashboard() {
    if (!initAuth()) return;
    // If partner account, redirect to portal
    const token = getToken();
    const decoded = decodeToken(token);
    if (decoded && decoded.partner_company_id) {
        location.href = '/partner-portal.html';
        return;
    }
    loadDashboardStats();
    loadRecentDayLabor();
    loadTodaySchedules();
}