diff --git a/public/scripts/trends.js b/public/scripts/trends.js index 4808997..3e805ff 100644 --- a/public/scripts/trends.js +++ b/public/scripts/trends.js @@ -11,21 +11,16 @@ const tfConfig = [ // ─── Helpers ───────────────────────────────────────────────────────────────── function formatESTTimestamp(ts) { - // ts is "YYYY-MM-DD HH:mm:ss" in Eastern time - const [date, time] = ts.split(' '); - const [Y, M, D] = date.split('-').map(Number); - const [h, m] = time.split(':'); - return `${M}/${D}/${String(Y).slice(-2)} @${h.padStart(2,'0')}:${m}`; + // ts is "YYYY-MM-DD HH:mm:ss" or ISO → we assume you converted to "M/D/YY @HH:mm" + return ts; // adjust if you need to parse differently } function parseLocalDate(ts) { - const [date, time] = ts.split(' '); - const [Y, M, D] = date.split('-').map(Number); - const [h, m, s] = time.split(':').map(Number); - return new Date(Y, M-1, D, h, m, s); + // if you have epoch_ms, convert: return new Date(epoch_ms) + return new Date(ts.replace(' ', 'T')); } function subtract(date, count, unit) { const d = new Date(date); - switch(unit) { + switch(unit){ case 'hours': d.setHours(d.getHours() - count); break; case 'days': d.setDate(d.getDate() - count); break; case 'weeks': d.setDate(d.getDate() - 7*count); break; @@ -35,11 +30,11 @@ function subtract(date, count, unit) { return d; } -// ─── State ──────────────────────────────────────────────────────────────────── +// ─── State & Chart Ref ─────────────────────────────────────────────────────── let readings = []; let chart; -// ─── Init ───────────────────────────────────────────────────────────────────── +// ─── Initialize ─────────────────────────────────────────────────────────────── document.addEventListener('DOMContentLoaded', async () => { await loadReadings(); setupUI(); @@ -47,100 +42,118 @@ document.addEventListener('DOMContentLoaded', async () => { updateView(); }); -// ─── Load readings ──────────────────────────────────────────────────────────── +// ─── Load data ──────────────────────────────────────────────────────────────── async function loadReadings() { const data = await fetch('/api/readings').then(r=>r.json()); readings = data.map(r => ({ - ...r, - formattedTs: formatESTTimestamp(r.timestamp), - dateObj: parseLocalDate(r.timestamp) + stationDockDoor: r.stationDockDoor, + location: r.location, + temperature: r.temperature, + humidity: r.humidity, + heatIndex: r.heatIndex, + formattedTs: new Date(r.epoch_ms).toLocaleString('en-US', { + timeZone:'America/New_York', + month:'numeric', day:'numeric', year:'2-digit', + hour12: false, hour:'2-digit', minute:'2-digit' + }).replace(',',' @'), + dateObj: new Date(r.epoch_ms) })); } // ─── UI Wiring ──────────────────────────────────────────────────────────────── function setupUI() { + // Slider const slider = document.getElementById('timeframe-slider'); const label = document.getElementById('timeframe-label'); - slider.addEventListener('input', ()=>{ + slider.addEventListener('input', () => { label.textContent = tfConfig[slider.value].label; updateView(); }); label.textContent = tfConfig[slider.value].label; - document.getElementsByName('metric').forEach(cb=>{ + // Metric checkboxes + document.getElementsByName('metric').forEach(cb => { cb.addEventListener('change', updateView); }); + // Table sorting document.querySelectorAll('#trends-table thead th.sortable').forEach(th=>{ th.addEventListener('click', ()=>{ - const idx = th.cellIndex; - const asc = !th.classList.contains('asc'); + const idx = th.cellIndex; + const asc = !th.classList.contains('asc'); const tbody = document.getElementById('trends-table-body'); - const rows = Array.from(tbody.rows); - rows.sort((a,b)=>{ - return asc - ? a.cells[idx].textContent.localeCompare(b.cells[idx].textContent,undefined,{numeric:true}) - : b.cells[idx].textContent.localeCompare(a.cells[idx].textContent,undefined,{numeric:true}); - }); - th.classList.toggle('asc',asc); - rows.forEach(r=>tbody.appendChild(r)); + Array.from(tbody.rows) + .sort((a,b) => asc + ? a.cells[idx].textContent.localeCompare(b.cells[idx].textContent, undefined, {numeric:true}) + : b.cells[idx].textContent.localeCompare(a.cells[idx].textContent, undefined, {numeric:true}) + ) + .forEach(r=>tbody.appendChild(r)); + th.classList.toggle('asc', asc); }); }); } -// ─── Chart Setup ────────────────────────────────────────────────────────────── +// ─── Chart.js Initialization ────────────────────────────────────────────────── function initChart() { const ctx = document.getElementById('trend-chart').getContext('2d'); chart = new Chart(ctx, { - type:'line', - data:{ labels:[], datasets:[] }, - options:{ - scales:{ - x:{ title:{display:true,text:'Time (EST)'} }, - y:{ title:{display:true,text:'Value'} } + type: 'line', + data: { labels: [], datasets: [] }, + options: { + scales: { + x: { title: { display:true, text:'Time (EST)' } }, + y: { title: { display:true, text:'Value' } } }, - interaction:{mode:'index',intersect:false}, - plugins:{legend:{position:'top'}}, - maintainAspectRatio:false + interaction: { mode:'index', intersect:false }, + plugins: { legend:{ position:'top' } }, + maintainAspectRatio: false } }); } -// ─── Render ─────────────────────────────────────────────────────────────────── +// ─── Update chart & table ──────────────────────────────────────────────────── function updateView() { - const idx = +document.getElementById('timeframe-slider').value; - const { unit, count } = tfConfig[idx]; + const idx = +document.getElementById('timeframe-slider').value; + const {unit,count} = tfConfig[idx]; const cutoff = subtract(new Date(), count, unit); - const filtered = readings.filter(r=>r.dateObj >= cutoff); + // Filter + const filtered = readings.filter(r => r.dateObj >= cutoff); + // Metrics selected const selected = Array.from(document.getElementsByName('metric')) .filter(cb=>cb.checked).map(cb=>cb.value); - const labels = filtered.map(r=>r.formattedTs); - const datasets = []; + // Chart data + chart.data.labels = filtered.map(r=>r.formattedTs); + chart.data.datasets = []; if (selected.includes('temperature')) { - datasets.push({ label:'Temperature (°F)', data:filtered.map(r=>r.temperature), tension:0.3 }); + chart.data.datasets.push({ + label: 'Temperature (°F)', + data: filtered.map(r=>r.temperature), + tension: 0.3 + }); } if (selected.includes('humidity')) { - datasets.push({ label:'Humidity (%)', data:filtered.map(r=>r.humidity), tension:0.3 }); + chart.data.datasets.push({ + label: 'Humidity (%)', + data: filtered.map(r=>r.humidity), + tension: 0.3 + }); } if (selected.includes('heatIndex')) { - datasets.push({ label:'Heat Index (°F)', data:filtered.map(r=>r.heatIndex), tension:0.3 }); + chart.data.datasets.push({ + label: 'Heat Index (°F)', + data: filtered.map(r=>r.heatIndex), + tension: 0.3 + }); } - - chart.data.labels = labels; - chart.data.datasets = datasets; chart.update(); - populateTable(filtered); -} - -// ─── Table ─────────────────────────────────────────────────────────────────── -function populateTable(data) { + // Table const tbody = document.getElementById('trends-table-body'); tbody.innerHTML = ''; - data.forEach(r=>{ + filtered.forEach(r => { const tr = document.createElement('tr'); tr.innerHTML = `