supposedly async promises are bad lmao

This commit is contained in:
TheEssem 2021-03-15 22:29:48 -05:00
parent f2e81b7eeb
commit 4c83c55344

View file

@ -72,7 +72,7 @@ exports.connect = (server) => {
};
const getIdeal = () => {
return new Promise(async (resolve, reject) => {
return new Promise((resolve, reject) => {
let serversLeft = connections.length;
const idealServers = [];
const timeout = setTimeout(async () => {
@ -85,9 +85,7 @@ const getIdeal = () => {
}, 5000);
for (const connection of connections) {
if (!connection.remoteAddress) continue;
try {
const statusRequest = await fetch(`http://${connection.remoteAddress}:8081/status`);
const status = await statusRequest.text();
fetch(`http://${connection.remoteAddress}:8081/status`).then(statusRequest => statusRequest.text()).then(async (status) => {
serversLeft--;
idealServers.push({
addr: connection.remoteAddress,
@ -98,41 +96,43 @@ const getIdeal = () => {
const server = await chooseServer(idealServers);
resolve(connections.find(val => val.remoteAddress === server.addr));
}
} catch (e) {
reject(e);
}
}).catch(e => reject(e));
}
});
};
const start = (object, num) => {
return new Promise(async (resolve, reject) => {
try {
const currentServer = await getIdeal();
return getIdeal().then(async (currentServer) => {
const data = Buffer.concat([Buffer.from([0x01 /* queue job */]), Buffer.from(num.length.toString()), Buffer.from(num), Buffer.from(JSON.stringify(object))]);
return new Promise((resolve, reject) => {
currentServer.write(data, (err) => {
if (err) {
if (err.code === "EPIPE") {
logger.log(`Lost connection to ${currentServer.remoteAddress}, attempting to reconnect...`);
currentServer.connect(8080, currentServer.remoteAddress, async () => {
currentServer.connect(8080, currentServer.remoteAddress, () => {
const res = start(object, num);
resolve(res);
reject(res); // this is done to differentiate the result from a step
});
} else {
reject(err);
}
} else {
resolve();
}
});
});
}).then(() => {
const event = new EventEmitter();
event.once("uuid", (uuid) => {
delete jobs[num];
jobs[uuid] = event;
resolve({ uuid, event });
});
return new Promise((resolve) => {
event.once("uuid", (uuid) => resolve({ event, uuid }));
jobs[num] = event;
} catch (e) {
reject(e);
}
});
}, (result) => {
return Promise.reject(result);
}).then(data => {
delete jobs[num];
jobs[data.uuid] = data.event;
return { uuid: data.uuid, event: data.event };
});
};
@ -176,19 +176,21 @@ exports.getType = async (image) => {
};
exports.run = object => {
return new Promise(async (resolve, reject) => {
return new Promise((resolve, reject) => {
if (process.env.API === "true") {
try {
// Connect to best image server
const num = Math.floor(Math.random() * 100000).toString().slice(0, 5);
const timeout = setTimeout(() => {
if (jobs[num]) delete jobs[num];
reject("Request timed out");
}, 25000);
const { uuid, event } = await start(object, num);
start(object, num).catch(err => { // incredibly hacky code incoming
if (err instanceof Error) return reject(err);
return err;
}).then((data) => {
clearTimeout(timeout);
event.once("image", (image, type) => {
delete jobs[uuid];
data.event.once("image", (image, type) => {
delete jobs[data.uuid];
const payload = {
// Take just the image data
buffer: image,
@ -196,12 +198,10 @@ exports.run = object => {
};
resolve(payload);
});
event.once("error", (err) => {
data.event.once("error", (err) => {
reject(err);
});
} catch (e) {
reject(e);
}
}).catch(err => reject(err));
} else {
// Called from command (not using image API)
const worker = new Worker(path.join(__dirname, "image-runner.js"), {