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server.js
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server.js
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const express = require("express");
const app = express();
const fetch = require("node-fetch");
app.use(express.static("public"));
var request = require("request");
//needed for glitch.com to host our project for free :D You can remove this if you're hosting on a personal computer
const listener = app.listen(process.env.PORT, () => {
console.log("Your app is listening on port " + listener.address().port);
});
let storedata = [];
function scrape(store, storehook) {
let found = false;
for (let i = 0; i < storedata.length; i++) {
if (storedata[i].store == store) {
found = true;
}
}
if (!found) {
storedata.push({ store: store, previousavaliable: false });
}
let options = {
method: "GET",
url:
"https://www.instacart.com/v3/containers/" +
store +
"/next_gen/retailer_information/content/info?source=web&source_type=undefined&source=web",
headers: {
authority: "www.instacart.com",
"user-agent":
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36",
"content-type": "application/json",
accept: "application/json",
"x-client-identifier": "web",
"x-requested-with": "XMLHttpRequest",
"sec-fetch-dest": "empty",
"sec-fetch-site": "same-origin",
"sec-fetch-mode": "cors",
referer:
"https://www.instacart.com/store/" + store + "/info?tab=delivery",
"accept-language": "en-US,en;q=0.9",
cookie:process.env.cookie
}
};
request(options, function(error, response) {
if (error) throw new Error(error);
console.log(response.body.toString());
if (
response.body
.toString()
.toLowerCase()
.includes("right now, all shoppers are busy") ||
response.body
.toString()
.toLowerCase()
.includes("covid")
) {
console.log("not avaliable " + store);
for (let i = 0; i < storedata.length; i++) {
if (storedata[i].store == store && storedata[i].previousavaliable) {
fetch(storehook, {
method: "POST",
headers: {
"Content-Type": "application/json"
},
body: JSON.stringify({
username: "Instacart Log Bot",
content: `Delivery Window has closed. Please wait for it to open again later Store: ${store}`
})
});
storedata[i].previousavaliable = false;
}
}
} else {
console.log("times avaliable :D");
for (let i = 0; i < storedata.length; i++) {
if (storedata[i].store == store) {
if (!storedata[i].previousavaliable) {
fetch(storehook, {
method: "POST",
headers: {
"Content-Type": "application/json"
},
body: JSON.stringify({
username: "Instacart Log Bot",
content: `DELIVERY IS AVALIABLE :D Store: ${store}`
})
});
storedata[i].previousavaliable = true;
}
}
}
}
});
}
scrape(
process.env.store,
process.env.webhook
);
setInterval(check => {
scrape(
process.env.store,
process.env.webhook
);
}, 30000);