47 lines
1.8 KiB
JavaScript
47 lines
1.8 KiB
JavaScript
function update() {
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fetch('http://localhost:9050/api/ais')
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.then(function (response) {
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return response.json();
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})
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.then(function (data) {
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updateData(data);
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})
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.catch(function (err) {
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console.log('error: ' + err);
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});
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function updateData(data) {
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var table = document.getElementById('aisTable');
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for (var i = 0; i < data.length; i++) {
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let row_id = "row_" + data[i].MMSI;
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row = document.getElementById(row_id);
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if(row == null) { // not found, create new row
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row = document.createElement('tr');
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row.innerHTML = `<td>` + data[i].MMSI +
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`</td><td id="name_` + data[i].MMSI + `"/>` +
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`<td id="timestamp_` + data[i].MMSI + `"/>` +
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`<td id="lat_` + data[i].MMSI + `"/>` +
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`<td id="lon_` + data[i].MMSI + `"/>` +
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`<td id="imo_` + data[i].MMSI + `"/>` +
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`<td>` + data[i].IsClassB + `</td>`;
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table.appendChild(row);
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}
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// update existing row
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var td = document.getElementById("name_" + data[i].MMSI);
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td.innerHTML = data[i].Name;
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td = document.getElementById("timestamp_" + data[i].MMSI);
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td.innerHTML = data[i].LastUpdate;
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td = document.getElementById("lat_" + data[i].MMSI);
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td.innerHTML = data[i].Latitude;
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td = document.getElementById("lon_" + data[i].MMSI);
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td.innerHTML = data[i].Longitude;
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td = document.getElementById("imo_" + data[i].MMSI);
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td.innerHTML = data[i].IMO;
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}
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}
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}
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function startup() {
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setInterval(function () { update(); }, 10000);
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} |