feat: invert logic (#141)

Co-authored-by: Jef LeCompte <jeffreylec@gmail.com>
This commit is contained in:
admon84
2020-09-22 21:33:36 -06:00
committed by GitHub
parent a70e63bb35
commit 6608a79769
16 changed files with 183 additions and 79 deletions
+59 -25
View File
@@ -1,8 +1,8 @@
import {Browser, Response} from 'puppeteer';
import {Browser, Page, Response} from 'puppeteer';
import {Link, Store} from './model';
import {closePage, delay, getSleepTime} from '../util';
import {Config} from '../config';
import {Logger} from '../logger';
import {Store} from './model';
import {includesLabels} from './includes-labels';
import open from 'open';
import {sendNotification} from '../notification';
@@ -57,32 +57,22 @@ async function lookup(browser: Browser, store: Store) {
page.setDefaultNavigationTimeout(Config.page.navigationTimeout);
await page.setUserAgent(Config.page.userAgent);
const graphicsCard = `${link.brand} ${link.model} ${link.series}`;
let response: Response | null;
try {
response = await page.goto(link.url, {waitUntil: 'networkidle0'});
} catch {
Logger.error(`✖ [${store.name}] ${graphicsCard} skipping; timed out`);
await closePage(page);
continue;
await lookupCard(browser, store, page, link);
} catch (error) {
Logger.error(`✖ [${store.name}] ${link.brand} ${link.model} - ${error.message as string}`);
}
const bodyHandle = await page.$('body');
const textContent = await page.evaluate(body => body.textContent, bodyHandle);
await closePage(page);
}
/* eslint-enable no-await-in-loop */
}
Logger.debug(textContent);
async function lookupCard(browser: Browser, store: Store, page: Page, link: Link) {
const response: Response | null = await page.goto(link.url, {waitUntil: 'networkidle0'});
const graphicsCard = `${link.brand} ${link.model}`;
if (includesLabels(textContent, store.labels.outOfStock)) {
Logger.info(`✖ [${store.name}] still out of stock: ${graphicsCard}`);
} else if (store.labels.bannedSeller && includesLabels(textContent, store.labels.bannedSeller)) {
Logger.warn(`✖ [${store.name}] banned seller detected: ${graphicsCard}. skipping...`);
} else if (store.labels.captcha && includesLabels(textContent, store.labels.captcha)) {
Logger.warn(`✖ [${store.name}] CAPTCHA from: ${graphicsCard}. Waiting for a bit with this store...`);
await delay(getSleepTime());
} else if (response && response.status() === 429) {
Logger.warn(`✖ [${store.name}] Rate limit exceeded: ${graphicsCard}`);
} else {
if (await lookupCardInStock(store, page)) {
Logger.info(`🚀🚀🚀 [${store.name}] ${graphicsCard} IN STOCK 🚀🚀🚀`);
Logger.info(link.url);
if (Config.page.inStockWaitTime) {
@@ -109,11 +99,55 @@ async function lookup(browser: Browser, store: Store) {
}
sendNotification(givenUrl, link);
return;
}
await closePage(page);
if (await lookupPageHasCaptcha(store, page)) {
Logger.warn(`✖ [${store.name}] CAPTCHA from: ${graphicsCard}. Waiting for a bit with this store...`);
await delay(getSleepTime());
return;
}
/* eslint-enable no-await-in-loop */
if (response && response.status() === 429) {
Logger.warn(`✖ [${store.name}] Rate limit exceeded: ${graphicsCard}`);
return;
}
Logger.info(`✖ [${store.name}] still out of stock: ${graphicsCard}`);
}
async function lookupCardInStock(store: Store, page: Page) {
const stockHandle = await page.$(store.labels.inStock.container);
const visible = await page.evaluate(element => element && element.offsetWidth > 0 && element.offsetHeight > 0, stockHandle);
if (!visible) {
return false;
}
const stockContent = await page.evaluate(element => element.outerHTML, stockHandle);
Logger.debug(stockContent);
if (includesLabels(stockContent, store.labels.inStock.text)) {
return true;
}
return false;
}
async function lookupPageHasCaptcha(store: Store, page: Page) {
if (!store.labels.captcha) {
return false;
}
const captchaHandle = await page.$(store.labels.captcha.container);
const captchaContent = await page.evaluate(element => element.textContent, captchaHandle);
if (includesLabels(captchaContent, store.labels.captcha.text)) {
return true;
}
return false;
}
export async function tryLookupAndLoop(browser: Browser, store: Store) {
+4 -2
View File
@@ -2,8 +2,10 @@ import {Store} from './store';
export const Adorama: Store = {
labels: {
captcha: ['please verify you are a human'],
outOfStock: ['temporarily not available', 'out of stock']
inStock: {
container: '.buy-section.purchase',
text: ['add to cart']
}
},
links: [
{
+8 -2
View File
@@ -2,8 +2,14 @@ import {Store} from './store';
export const AmazonCa: Store = {
labels: {
captcha: ['enter the characters you see below'],
outOfStock: ['currently unavailable']
captcha: {
container: 'body',
text: ['enter the characters you see below']
},
inStock: {
container: '#desktop_buybox',
text: ['add to cart']
}
},
links: [
{
+8 -3
View File
@@ -2,9 +2,14 @@ import {Store} from './store';
export const Amazon: Store = {
labels: {
bannedSeller: ['sports authentics', 'raccoon capitalist', 'gigaparts'],
captcha: ['enter the characters you see below'],
outOfStock: ['currently unavailable', 'available from these sellers']
captcha: {
container: 'body',
text: ['enter the characters you see below']
},
inStock: {
container: '#desktop_buybox',
text: ['add to cart']
}
},
links: [
{
+10 -1
View File
@@ -2,9 +2,18 @@ import {Store} from './store';
export const Asus: Store = {
labels: {
outOfStock: ['coming soon', 'temporarily sold out']
inStock: {
container: '#item_add_cart',
text: ['add to cart']
}
},
links: [
{
brand: 'TEST',
model: 'CARD',
series: 'debug',
url: 'https://store.asus.com/us/item/202003AM280000002/'
},
{
brand: 'asus',
model: 'tuf oc',
+4 -2
View File
@@ -2,7 +2,10 @@ import {Store} from './store';
export const BAndH: Store = {
labels: {
outOfStock: ['notify when available', 'try varying your search terms', 'sorry, an unexpected error has occurred']
inStock: {
container: 'div[data-selenium="addToCartSection"]',
text: ['add to cart']
}
},
links: [
{
@@ -61,7 +64,6 @@ export const BAndH: Store = {
series: '3080',
url: 'https://www.bhphotovideo.com/c/product/1593646-REG/msi_geforce_rtx_3080_ventus.html'
}
],
name: 'bandh'
};
+4 -1
View File
@@ -2,7 +2,10 @@ import {Store} from './store';
export const BestBuy: Store = {
labels: {
outOfStock: ['sold out', 'coming soon']
inStock: {
container: '.v-m-bottom-g',
text: ['add to cart']
}
},
links: [
{
+4 -1
View File
@@ -2,7 +2,10 @@ import {Store} from './store';
export const EvgaEu: Store = {
labels: {
outOfStock: ['tbd', 'out of stock', 'error reaching the evga website', 'oops! something broke.']
inStock: {
container: '.product-buy-specs',
text: ['add to cart']
}
},
links: [
{
+4 -1
View File
@@ -2,7 +2,10 @@ import {Store} from './store';
export const Evga: Store = {
labels: {
outOfStock: ['out of stock', 'error reaching the evga website', 'oops! something broke.']
inStock: {
container: '.product-buy-specs',
text: ['add to cart']
}
},
links: [
{
+4 -1
View File
@@ -2,7 +2,10 @@ import {Store} from './store';
export const MicroCenter: Store = {
labels: {
outOfStock: ['sold out']
inStock: {
container: '#cart-options',
text: ['(in stock)']
}
},
links: [
{
+8 -2
View File
@@ -2,8 +2,14 @@ import {Store} from './store';
export const NewEggCa: Store = {
labels: {
captcha: ['are you a human?'],
outOfStock: ['auto notify', 'item is currently out of stock', 'service unavailable']
captcha: {
container: 'body',
text: ['are you a human?']
},
inStock: {
container: '#landingpage-cart .btn-primary span',
text: ['add to cart']
}
},
links: [
{
+8 -2
View File
@@ -2,8 +2,14 @@ import {Store} from './store';
export const NewEgg: Store = {
labels: {
captcha: ['are you a human?'],
outOfStock: ['auto notify', 'item is currently out of stock', 'service unavailable', 'we are currently experiencing problems on our server']
captcha: {
container: 'body',
text: ['are you a human?']
},
inStock: {
container: '#landingpage-cart .btn-primary span',
text: ['add to cart']
}
},
links: [
{
+4 -1
View File
@@ -35,7 +35,10 @@ export const regionInfos = new Map<string, NvidiaRegionInfo>([
export const Nvidia: Store = {
labels: {
outOfStock: ['product_inventory_out_of_stock', 'rate limit exceeded', 'request timeout']
inStock: {
container: 'body',
text: ['product_inventory_in_stock']
}
},
links: generateLinks(),
name: 'nvidia',
+9 -3
View File
@@ -2,15 +2,21 @@ import {Store} from './store';
export const OfficeDepot: Store = {
labels: {
captcha: ['please verify you are a human'],
outOfStock: ['out of stock for delivery', 'out of stock', 'we are unable to process your last request']
captcha: {
container: 'body',
text: ['please verify you are a human']
},
inStock: {
container: '#productPurchase',
text: ['add to cart']
}
},
links: [
{
brand: 'TEST',
model: 'CARD',
series: 'debug',
url: 'https://www.officedepot.com/a/products/7189374/PNY-GeForce-RTX-3080-10GB-GDDR6X/'
url: 'https://www.officedepot.com/a/products/4652239/EVGA-GeForce-RTX-2060-Graphic-Card/'
},
{
brand: 'pny',
+7 -3
View File
@@ -1,5 +1,10 @@
import {Browser} from 'puppeteer';
export interface Element {
container: string;
text: string[];
}
export interface Link {
series: string;
brand: string;
@@ -11,9 +16,8 @@ export interface Link {
}
export interface Labels {
outOfStock: string[];
captcha?: string[];
bannedSeller?: string[];
captcha?: Element;
inStock: Element;
}
export interface Store {
+10 -1
View File
@@ -2,9 +2,18 @@ import {Store} from './store';
export const Zotac: Store = {
labels: {
outOfStock: ['out of stock', 'this process is automatic']
inStock: {
container: '.add-to-cart-wrapper',
text: ['add to cart']
}
},
links: [
{
brand: 'TEST',
model: 'CARD',
series: 'debug',
url: 'https://store.zotac.com/zotac-gaming-geforce-rtx-2060-twin-fan-zt-t20600f-10m'
},
{
brand: 'zotac',
model: 'trinity',