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index.js
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index.js
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const io = require('socket.io-client');
const assert = require('assert');
const EventEmitter = require('events').EventEmitter;
const SKINCRIB_URL = 'https://skincrib.com';
const socket = io(SKINCRIB_URL, {
transports: ['websocket'],
upgrade: false
});
module.exports = class SkincribClient extends EventEmitter{
constructor({ key, reconnect } = {key: null, reconnect: true}){
super();
assert(key, '"key" parameter must be included to connect to Skincrib.');
assert(typeof reconnect == 'boolean', '"reconnect" parameter must be a boolean.');
this.connected();
this.key = key; //api key
this.reconnect = reconnect;
this.authenticated = false;
socket.on('connect', ()=>this.connected);
socket.on('disconnect', ()=>this.disconnected);
socket.on('error', ()=>this.error);
socket.on('p2p:listings:new', (listing)=>this.emit('listing.added', listing));
socket.on('p2p:listings:removed', ({id})=>this.emit('listing.removed', id));
socket.on('p2p:listings:status', (listing)=>this.emit('listing.status', listing));
}
connected(){
return this.emit('connected', 'Connected to Skincrib websocket server.');
}
disconnected(){
this.authenticated = false;
if(this.reconnect) this.authenticate();
return this.emit('disconnected', 'Disconnected from Skincrib websocket server.');
}
error(error){
if(error.message) return this.emit('error', error.message);
this.emit('error', error);
}
//authenticate to api
authenticate(){
return new Promise((res, rej)=>{
socket.emit('authenticate', {key: this.key}, (err, data)=>{
if(err){
return rej(err.message);
}
this.authenticated = true;
this.emit('authenticated', 'Connected to skincrib websocket server.');
return res(data.data);
});
});
}
//load csgo inventory
loadInventory(){
return new Promise((res, rej)=>{
assert(this.authenticated, 'You must authenticate to the websocket first.');
socket.emit('user:loadInventory', {}, (err, data)=>{
if(err){
return rej(err.message);
}
return res(data.data.inventory);
});
});
}
//save api key
setApiKey(apiKey){
return new Promise((res, rej)=>{
assert(this.authenticated, 'You must authenticate to the websocket first.');
assert(key, 'You must include a Steam API KEY to set.');
socket.emit('user:updateSettings:apiKey', {apiKey}, (err, data)=>{
if(err){
return rej(err.message);
}
return res(data.message);
});
});
}
//save trade url
setTradeUrl(tradeUrl){
return new Promise((res, rej)=>{
assert(this.authenticated, 'You must authenticate to the websocket first.');
assert(tradeUrl, 'You must include a Steam trade URL to set.');
socket.emit('user:updateSettings:tradeUrl', {tradeUrl}, (err, data)=>{
if(err){
return rej(err.message);
}
return res(data.message);
});
});
}
//get active listings
getActiveListings(){
return new Promise((res, rej)=>{
assert(this.authenticated, 'You must authenticate to the websocket first.');
socket.emit('p2p:listings:active', {}, (err, data)=>{
if(err){
return rej(err.message);
}
return res(data.data);
});
});
}
//create listings
createListings(items){
return new Promise((res, rej)=>{
assert(this.authenticated, 'You must authenticate to the websocket first.');
assert((items && Array.isArray(items) && items.length > 0), 'You must include an array of at least one item to create listings.');
//verify items are valid
items.forEach(item=>{
assert(item.assetid, `Item index: ${items.indexOf(item)} must include an assetid.`);
assert(item.price, `Item index: ${items.indexOf(item)} must include a price.`);
assert(item.percentIncrease, `Item index: ${items.indexOf(item)} must include a percentIncrease.`);
});
socket.emit('p2p:listings:new', {items}, (err, data)=>{
if(err?.message){
return rej(err.message);
}
return res(data.data);
});
});
}
//cancel listings
cancelListings(ids){
return new Promise((res, rej)=>{
assert(this.authenticated, 'You must authenticate to the websocket first.');
assert((ids && Array.isArray(ids) && ids.length > 0), 'You must include an array of at least one listing id to cancel.');
socket.emit('p2p:listings:cancel', {ids}, (err, data)=>{
if(err){
return rej(err.message);
}
return res(data.data);
});
});
}
//purchase listing
purchaseListing(id){
return new Promise((res, rej)=>{
assert(this.authenticated, 'You must authenticate to the websocket first.');
assert(id, 'You must include a listing id to purchase.');
socket.emit('p2p:listings:purchase', {id}, (err, data)=>{
if(err){
return rej(err.message);
}
return res(data.data);
});
});
}
//confirm listing
confirmListing(id){
return new Promise((res, rej)=>{
assert(this.authenticated, 'You must authenticate to the websocket first.');
assert(id, 'You must include a listing id to confirm.');
socket.emit('p2p:listings:confirm', {id}, (err, data)=>{
if(err){
return rej(err.message);
}
return res(data.data);
});
});
}
}