peach-workspace/peach-web/static/js/power_menu.js

120 lines
4.3 KiB
JavaScript

/*
behavioural layer for the `power.html.tera` template,
corresponding to the web route `/power`
- intercept button clicks for reboot & shutdown
- perform json api calls
- update the dom
methods:
PEACH_DEVICE.reboot();
PEACH_DEVICE.shutdown();
PEACH_DEVICE.flashMsg(status, msg);
*/
var PEACH_DEVICE = {};
// catch click of 'Reboot' button and make POST request
PEACH_DEVICE.reboot = function() {
document.addEventListener('DOMContentLoaded', function() {
var rebootDevice = document.getElementById('rebootBtn');
if (rebootDevice) {
rebootDevice.addEventListener('click', function(e) {
// prevent redirect on button press (default behavior)
e.preventDefault();
// write reboot flash message
PEACH_DEVICE.flashMsg("success", "Rebooting the device...");
// send reboot_device POST request
fetch("/api/v1/admin/reboot", {
method: "post",
headers: {
'Accept': 'application/json',
'Content-Type': 'application/json'
},
})
.then( (response) => {
return response.json()
})
.then( (jsonData) => {
console.log(jsonData.msg);
// write json response message to ui
PEACH_DEVICE.flashMsg(jsonData.status, jsonData.msg);
})
}, false);
}
});
}
// catch click of 'Shutdown' button and make POST request
PEACH_DEVICE.shutdown = function() {
document.addEventListener('DOMContentLoaded', function() {
var shutdownDevice = document.getElementById('shutdownBtn');
if (shutdownDevice) {
shutdownDevice.addEventListener('click', function(e) {
// prevent form submission (default behavior)
e.preventDefault();
// write shutdown flash message
PEACH_DEVICE.flashMsg("success", "Shutting down the device...");
// send shutdown_device POST request
fetch("/api/v1/shutdown", {
method: "post",
headers: {
'Accept': 'application/json',
'Content-Type': 'application/json'
},
})
.then( (response) => {
return response.json()
})
.then( (jsonData) => {
console.log(jsonData.msg);
// write json response message to ui
PEACH_DEVICE.flashMsg(jsonData.status, jsonData.msg);
})
}, false);
}
});
}
// display a message by appending a paragraph element
PEACH_DEVICE.flashMsg = function(status, msg) {
// set the class of the element according to status
var elementClass;
if (status === "success") {
elementClass = "capsule center-text flash-message font-success";
} else if (status === "info") {
elementClass = "capsule center-text flash-message font-info";
} else {
elementClass = "capsule center-text flash-message font-failure";
};
var flashElement = document.getElementById("flashMsg");
// if flashElement exists, update the class & text
if (flashElement) {
flashElement.className = elementClass;
flashElement.innerText = msg;
// if flashElement does not exist, create it, set id, class, text & append
} else {
// create new div for flash message
var flashDiv = document.createElement("DIV");
// set div attributes
flashDiv.id = "flashMsg";
flashDiv.className = elementClass;
// add json response message to flash message div
var flashMsg = document.createTextNode(msg);
flashDiv.appendChild(flashMsg);
// insert the flash message div below the button div
var buttonDiv = document.getElementById("buttonDiv");
// flashDiv will be added to the end since buttonDiv is the last
// child within the parent element (card-container div)
buttonDiv.parentNode.insertBefore(flashDiv, buttonDiv.nextSibling);
}
}
var deviceInstance = PEACH_DEVICE;
deviceInstance.reboot();
deviceInstance.shutdown();