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217<HTML>
<HEAD>
<META NAME="GENERATOR" Content="Microsoft Visual Studio">
<TITLE>ESP8266 Provisioning</TITLE>
<link rel="stylesheet" type="text/css" href="switch.css">
</HEAD>
<BODY onload="OnLoad()">
<iframe src="HeaderFrame.htm" id="header" name="header" onload="headerLoaded()"></iframe>
<h2>Wifi Details</h2>
After successful configuration, this device will join that network and begin posting data to the nominated host<br />
If configuration fails, this screen, on this AP, will be available again
<hr />
<table>
<tr>
<td>
ssid (2.4Ghz)
</td>
<td id="wifis">
</td>
</tr>
<tr>
<td>
password
</td>
<td>
<input name="pwd" size="15" type="text" id="pwd"/>
</td>
</tr>
<tr>
<td>Type</td>
<td>
<select id="dhcp" onchange="chooseDHCP()">
<option value="1">DHCP</option>
<option value="0">Static</option>
</select>
</td>
</tr>
<tr hidden id="staticInfo">
<td>
IP Address<br />Gateway<br />Netmask<br />
</td>
<td>
<input type="text" id="ip" /><br />
<input type="text" id="gateway" /><br />
<input type="text" id="netmask" value="255.255.255.0"><br />
</td>
</tr>
<tr>
<td>DataLog host</td>
<td><input type="text" id="hostip"/></td>
</tr>
<tr>
<td>DataLog host Port</td>
<td><input type="number" id="hostport" value="5000" /></td>
</tr>
<tr>
<td>DataLog Period (mins)</td>
<td><input type="number" id="period" value="15"/></td>
</tr>
</table>
<button id="rescan" onclick="OnLoad()" disabled hidden>Rescan</button>
<button id="join" onclick="JoinWifi()" disabled hidden>Join WiFi</button>
<div id="error" class="error"></div>
<script src="common.js"></script>
<script>
function chooseDHCP() {
var select = document.getElementById("dhcp");
var dhcp = select.options[select.selectedIndex].value
if (dhcp == "1") {
document.getElementById('staticInfo').hidden=true
}
else {
document.getElementById('staticInfo').hidden = false
}
}
function OnLoad()
{
let url = base+'/json/wifi'
var wifis = document.getElementById("wifis");
wifis.innerText = "Searching ...."
// disable scan
document.getElementById("rescan").disabled = true;
document.getElementById("join").disabled = true;
fetch(url)
.then(function (response) {
if(response.ok)
return response.json();
throw new Error('network err')
})
.then(function (data) {
wifis.innerText = ""
select = document.createElement("select")
select.setAttribute('id','wifisids')
wifis.appendChild(select)
var wifiArray = data["wifi"]
for (var eachNode in wifiArray)
{
var wifi = document.createElement("option")
wifi.setAttribute("value", wifiArray[eachNode]["ssid"])
wifi.innerText = wifiArray[eachNode]["ssid"];
select.appendChild(wifi);
}
document.getElementById("hostport").value = data["hostport"];
document.getElementById("period").value = data["period"];
document.getElementById("rescan").disabled = false;
document.getElementById("join").disabled = false;
document.getElementById("rescan").hidden = false;
document.getElementById("join").hidden = false;
}).catch(function (error) {
alert(error.message)
wifis.innerText = "Error"
})
}
function JoinWifi() {
// check there are proper values
var jsonData = {};
// get all inputs
var pwd = document.getElementById('pwd')
var selects = document.getElementById('wifisids')
var ssid=selects.options[selects.selectedIndex].value;
jsonData['pwd'] = pwd.value;
jsonData['ssid'] = ssid;
jsonData['loghost'] = document.getElementById('hostip').value
jsonData['loghostport'] = document.getElementById('hostport').value
jsonData['loghostperiod'] = document.getElementById('period').value
var select = document.getElementById("dhcp");
var dhcp = select.options[select.selectedIndex].value
jsonData['dhcp'] = dhcp
if (dhcp == "0")
{
jsonData['ip']=document.getElementById('ip').value;
jsonData['gateway'] = document.getElementById('gateway').value;
jsonData['netmask'] = document.getElementById('netmask').value;
}
var inputValid = true;
if(inputValid==true) {
let url = base + '/json/wifi'
fetch(url, {
method: 'post',
headers: {
"Content-type": "text/plain"
},
body: JSON.stringify(jsonData)
})
.then(function (response) {
if (response.ok)
return response.json();
throw new Error('network err')
})
.then(function (data) {
// check the result
if (data["result"])
{
// woo hoo - success - reload - we'll get sent a different page
window.location.reload(true)
window.scrollTo(0, 0);
}
else
{
// failed - complain!
document.getElementById('error').innerHTML="failed to connect to AP"
}
})
.catch(function (error) {
console.log('Request failed', error);
});
}
else
alert('values cannot be empty')
}
</script>
</BODY>
</HTML>