// Intaleq Intelligence Dashboard Control
// المتحكم البرمجي في لوحة ذكاء الخرائط

const API_BASE = '/api';

// Initialize
document.addEventListener('DOMContentLoaded', () => {
    fetchSummary();
    fetchCandidates();
    fetchClosures();

    // Event Listeners
    document.getElementById('run-analysis-btn').addEventListener('click', runAnalysis);
    document.getElementById('discover-closures-btn').addEventListener('click', discoverClosures);
});

// --- API FETCHERS ---

async function fetchSummary() {
    try {
        const res = await fetch(`${API_BASE}/map-refinement/summary`);
        const data = await res.json();
        
        document.getElementById('stat-telemetry').innerText = Number(data.telemetry.total).toLocaleString();
        document.getElementById('stat-roads').innerText = Number(data.roads.analyzed).toLocaleString();
        document.getElementById('stat-pending').innerText = Number(data.candidates.pending).toLocaleString();
        document.getElementById('stat-closed').innerText = Number(data.roads.closed || 0).toLocaleString();
    } catch (e) {
        showToast('Failed to fetch summary');
    }
}

async function fetchCandidates() {
    const tableBody = document.querySelector('#candidates-table tbody');
    try {
        const res = await fetch(`${API_BASE}/map-refinement/candidates?status=pending`);
        const data = await res.json();
        
        if (!data || data.length === 0) {
            tableBody.innerHTML = '<tr class="empty-state"><td colspan="6">No pending discoveries 🏜️</td></tr>';
            return;
        }

        tableBody.innerHTML = data.map(c => `
            <tr>
                <td title="${c.id}">${c.id.substring(0,8)}...</td>
                <td><i class="fas fa-user-tag"></i> ${c.uniqueDriverCount}</td>
                <td>${c.totalPoints}</td>
                <td>${Math.round(c.lengthMeters)}m</td>
                <td><span class="badge-conf ${getConfClass(c.confidence)}">${Math.round(c.confidence * 100)}%</span></td>
                <td>
                    <button class="btn btn-sm-success" onclick="approveCandidate('${c.id}')"><i class="fas fa-check"></i></button>
                    <button class="btn btn-sm-danger" onclick="rejectCandidate('${c.id}')"><i class="fas fa-times"></i></button>
                </td>
            </tr>
        `).join('');
    } catch (e) {
        tableBody.innerHTML = '<tr class="error-state"><td colspan="6">Error loading candidates</td></tr>';
    }
}

async function fetchClosures() {
    const tableBody = document.querySelector('#closures-table tbody');
    try {
        const res = await fetch(`${API_BASE}/map-refinement/closures`);
        const data = await res.json();
        
        if (!data || data.length === 0) {
            tableBody.innerHTML = '<tr class="empty-state"><td colspan="3">No segments flagged</td></tr>';
            return;
        }

        tableBody.innerHTML = data.map(s => `
            <tr>
                <td>${s.segmentId}</td>
                <td>${s.sampleCount} pts</td>
                <td><span class="badge-conf low">CLOSED</span></td>
            </tr>
        `).join('');
    } catch (e) {
        tableBody.innerHTML = '<tr><td colspan="3">Error loading closures</td></tr>';
    }
}

// --- ACTIONS ---

async function approveCandidate(id) {
    if (!confirm('Add this path to the approved map queue?')) return;
    try {
        await fetch(`${API_BASE}/map-refinement/candidates/${id}/approve`, { method: 'PATCH' });
        showToast('Road Approved ✅');
        fetchCandidates();
        fetchSummary();
    } catch (e) {
        showToast('Approval failed');
    }
}

async function rejectCandidate(id) {
    try {
        await fetch(`${API_BASE}/map-refinement/candidates/${id}/reject`, { method: 'PATCH' });
        showToast('Discovery Rejected ❌');
        fetchCandidates();
        fetchSummary();
    } catch (e) {
        showToast('Rejection failed');
    }
}

async function runAnalysis() {
    const btn = document.getElementById('run-analysis-btn');
    btn.disabled = true;
    btn.innerHTML = '<i class="fas fa-spinner fa-spin"></i> Analyzing...';
    
    try {
        await fetch(`${API_BASE}/telemetry/process-intelligence?days=2`, { method: 'POST' });
        showToast('Deep Intelligence started 🧠. Check Telegram for report soon!');
    } catch (e) {
        showToast('Analysis trigger failed');
    } finally {
        setTimeout(() => {
            btn.disabled = false;
            btn.innerHTML = '<i class="fas fa-play"></i> Run Intelligence';
            fetchSummary();
        }, 3000);
    }
}

async function discoverClosures() {
    showToast('Scanning for closures... 🚧');
    try {
        await fetch(`${API_BASE}/map-refinement/discover-closures`, { method: 'POST' });
        showToast('Closure scan complete');
        fetchClosures();
        fetchSummary();
    } catch (e) {
        showToast('Closure discovery failed');
    }
}

// --- HELPERS ---

function getConfClass(conf) {
    if (conf > 0.8) return 'high';
    if (conf > 0.5) return 'med';
    return 'low';
}

function showToast(msg) {
    const container = document.getElementById('toast-container');
    const toast = document.createElement('div');
    toast.className = 'toast';
    toast.innerText = msg;
    container.appendChild(toast);
    setTimeout(() => toast.remove(), 4000);
}