46 lines
1.4 KiB
HTML
46 lines
1.4 KiB
HTML
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<label for="channel">Channel:</label>
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<select name="channel" id="channel" form="form_id"></select>
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<form action="/filter/submit" id="form_id">
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<label for="Order">Order:</label>
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<input type="number" id="order" name="order"><br>
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<label for="Frequency">Frequency:</label>
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<input type="number" id="frequency" name="frequency"><br>
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<label for="hpf">Low Pass Filter:</label>
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<input type="radio" id="lpf" name="filter" value="0"><br>
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<label for="lpf">High Pass Filter:</label>
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<input type="radio" id="hpf" name="filter" value="1"><br>
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<input type="submit" value="Save">
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</form>
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<script>
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const select = document.getElementById('channel');
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window.onload = function()
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{
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for(var i = 1; i < 3; i++)
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{
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var element = document.createElement('option');
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element.value = i;
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element.innerHTML = i;
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select.appendChild(element);
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}
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}
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select.onchange = async function()
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{
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const response = await fetch('/filter/channel'+select.value);
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var result = await response.json();
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//get the current filter for that channel
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document.getElementById('order').value = result["order"];
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document.getElementById('frequency').value = result["frequency"];
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if(result["filtertype"] === "1")
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document.getElementById('hpf').checked = true;
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else
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document.getElementById('lpf').checked = true;
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}
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</script>
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