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// this will take strings_to_send.length*500 ms = 5 sec
var timer = null;
var strings_to_send = [
"retry:999999999\ndata\r\n\nda",
"ta",
":",
"de",
"layed1\n\n",
"",
"",
"data:delayed2\n\n",
"",
"",
];
var resp = null;
function sendNextString() {
if (!strings_to_send.length) {
timer.cancel();
resp.finish();
timer = null;
resp = null;
return;
}
try {
resp.write(strings_to_send.shift());
} catch (e) {
timer.cancel();
timer = null;
resp = null;
}
}
function handleRequest(request, response) {
var bytes = strings_to_send.reduce((len, s) => len + s.length, 0);
response.seizePower();
response.write("HTTP/1.1 200 OK\r\n");
response.write(`Content-Length: ${bytes}\r\n`);
response.write("Content-Type: text/event-stream; charset=utf-8\r\n");
response.write("Cache-Control: no-cache, must-revalidate\r\n");
response.write("\r\n");
resp = response;
timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
timer.initWithCallback(sendNextString, 500, Ci.nsITimer.TYPE_REPEATING_SLACK);
}