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idle cleanup

This commit is contained in:
Ondřej Žára 2020-05-07 18:45:33 +02:00
parent 11ffef158b
commit 8d89fc8ab9
2 changed files with 64 additions and 58 deletions
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61
app/cyp.js
View File

@ -242,21 +242,6 @@ let commandQueue = [];
let current;
let canTerminateIdle = false;
function onMessage(e) {
if (!current) { return; }
let lines = JSON.parse(e.data);
let last = lines.pop();
if (last.startsWith("OK")) {
current.resolve(lines);
} else {
console.warn(last);
current.reject(last);
}
current = null;
setTimeout(processQueue, 0); // after other potential commands are enqueued
}
function onError(e) {
console.error(e);
current && current.reject(e);
@ -269,24 +254,36 @@ function onClose(e) {
ws = null; // fixme
}
function processQueue() {
if (commandQueue.length == 0) {
if (!current) { idle(); } // nothing to do
} else if (current) { // stuff waiting in queue but there is a command under way
if (canTerminateIdle) {
ws.send("noidle");
canTerminateIdle = false;
}
} else { // advance to next command
current = commandQueue.shift();
ws.send(current.cmd);
function onMessage(e) {
if (!current) { return; }
let lines = JSON.parse(e.data);
let last = lines.pop();
if (last.startsWith("OK")) {
current.resolve(lines);
} else {
console.warn(last);
current.reject(last);
}
current = null;
if (commandQueue.length > 0) {
advanceQueue();
} else {
setTimeout(idle, 0); // only after resolution callbacks
}
}
function advanceQueue(){
current = commandQueue.shift();
ws.send(current.cmd);
}
async function idle() {
let promise = command("idle stored_playlist playlist player options");
if (current) { return; }
canTerminateIdle = true;
let lines = await promise;
let lines = await command("idle stored_playlist playlist player options");
canTerminateIdle = false;
let changed = linesToStruct(lines).changed || [];
changed = [].concat(changed);
@ -301,7 +298,13 @@ async function command(cmd) {
return new Promise((resolve, reject) => {
commandQueue.push({cmd, resolve, reject});
processQueue();
if (!current) {
advanceQueue();
} else if (canTerminateIdle) {
ws.send("noidle");
canTerminateIdle = false;
}
});
}

61
app/js/mpd.js
View File

@ -5,21 +5,6 @@ let commandQueue = [];
let current;
let canTerminateIdle = false;
function onMessage(e) {
if (!current) { return; }
let lines = JSON.parse(e.data);
let last = lines.pop();
if (last.startsWith("OK")) {
current.resolve(lines);
} else {
console.warn(last);
current.reject(last);
}
current = null;
setTimeout(processQueue, 0); // after other potential commands are enqueued
}
function onError(e) {
console.error(e);
current && current.reject(e);
@ -32,24 +17,36 @@ function onClose(e) {
ws = null; // fixme
}
function processQueue() {
if (commandQueue.length == 0) {
if (!current) { idle(); } // nothing to do
} else if (current) { // stuff waiting in queue but there is a command under way
if (canTerminateIdle) {
ws.send("noidle");
canTerminateIdle = false;
}
} else { // advance to next command
current = commandQueue.shift();
ws.send(current.cmd);
function onMessage(e) {
if (!current) { return; }
let lines = JSON.parse(e.data);
let last = lines.pop();
if (last.startsWith("OK")) {
current.resolve(lines);
} else {
console.warn(last);
current.reject(last);
}
current = null;
if (commandQueue.length > 0) {
advanceQueue();
} else {
setTimeout(idle, 0); // only after resolution callbacks
}
}
function advanceQueue(){
current = commandQueue.shift();
ws.send(current.cmd);
}
async function idle() {
let promise = command("idle stored_playlist playlist player options");
if (current) { return; }
canTerminateIdle = true;
let lines = await promise;
let lines = await command("idle stored_playlist playlist player options");
canTerminateIdle = false;
let changed = parser.linesToStruct(lines).changed || [];
changed = [].concat(changed);
@ -64,7 +61,13 @@ export async function command(cmd) {
return new Promise((resolve, reject) => {
commandQueue.push({cmd, resolve, reject});
processQueue();
if (!current) {
advanceQueue();
} else if (canTerminateIdle) {
ws.send("noidle");
canTerminateIdle = false;
}
});
}