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const set_buttons = require("./set_buttons");
const ipcRenderer = require("electron").ipcRenderer;
// invokes `requests.get()` from `src/modules/requests.js` through the
// main process, and returns the output
let request = async (...args) => {
return await ipcRenderer.invoke("request", ...args);
}
// invokes `requests.check()` from `src/modules/requests.js` through the
// main process, and returns the output
request.check = async (...args) => {
return await ipcRenderer.invoke("request-check", ...args);
}
request.delete_cache = () => {
ipcRenderer.send("delete-request-cache");
}
// keeps track of whether we've already sent a toast since we last went
// offline, to prevent multiple toasts
let sent_error_toast = false;
// shows or hides offline icon, and shows toast depending on `is_online`
let state_action = (is_online) => {
if (is_online) {
// hide offline icon
sent_error_toast = false;
offline.classList.add("hidden");
// re-enable buttons that require internet
set_buttons(
true, false,
document.querySelectorAll(".requires-internet")
)
serverstatus.style.opacity = "1.0";
} else {
// show toast
if (! sent_error_toast) {
sent_error_toast = true;
ipcRenderer.send("no-internet");
}
// show offline icon
offline.classList.remove("hidden");
// disable buttons that require internet
set_buttons(
false, false,
document.querySelectorAll(".requires-internet")
)
serverstatus.style.opacity = "0.0";
// close mod browser
try {
require("./browser").toggle(false);
} catch(err) {}
}
}
setTimeout(() => state_action(navigator.onLine), 100);
window.addEventListener("online", () => state_action(navigator.onLine));
window.addEventListener("offline", () => state_action(navigator.onLine));
// checks a list of endpoints/domains we need to be functioning for a
// lot of the WAN functionality
let check_endpoints = async () => {
// if we're not online according to the navigator, it's highly
// unlikely the endpoints will succeed
if (! navigator.onLine) {
return state_action(false);
}
// check endpoints
let status = await request.check([
"https://github.com",
"https://northstar.tf",
"https://thunderstore.io"
])
// handle result of check
state_action(!! status.succeeded.length);
}
// check endpoints on startup
setTimeout(check_endpoints, 100);
// check endpoints every 30 seconds
setInterval(check_endpoints, 30000);
module.exports = request;
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