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twitter_followers_overlap.js
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twitter_followers_overlap.js
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const prompt = require("prompt-sync")();
const twt = require("./twitterFunc")
const printLongArray = (arr, step = 100) => {
if (arr.length <= 0) {
return 0;
}
let start = 0, end = 0;
end = Math.min(step, arr.length);
let userInp = prompt(`Do you want to see list from ${start} to ${end} (y/n): `) || "n"
while (userInp == "y" && end <= arr.length && start != end) {
subArr = arr.slice(start, end)
console.table(subArr)
start = end;
end = Math.min(end + step, arr.length)
if (start == end) {
break;
}
userInp = prompt(`Do you want to see list from ${start} to ${end} (y/n): `) || "n"
}
}
const getOverlappingFollowers = (arr1, arr2) => {
let arr1IDs = arr1.map(user => user.id);
let arr2IDs = arr2.map(user => user.id);
let overlap = []
let overlapIDs = []
// from arr1IDs -> arr2IDs
for (let i = 0; i < arr1IDs.length; i++) {
if (arr2IDs.indexOf(arr1IDs[i]) != -1 && overlapIDs.indexOf(arr1IDs[i]) == -1) {
overlapIDs.push(arr1IDs[i])
overlap.push(arr1[i]);
}
};
// from arr2IDs -> arr1IDs
for (let i = 0; i < arr2IDs.length; i++) {
if (arr1IDs.indexOf(arr2IDs[i]) != -1 && overlapIDs.indexOf(arr2IDs[i]) == -1) {
overlapIDs.push(arr2IDs[i])
overlap.push(arr2[i]);
}
};
return overlap;
}
const init = async () => {
console.log("\n===============================");
console.log("---Twitter Followers Overlap---");
console.log("===============================\n");
let user1 = prompt("Enter first username : ");
let user2 = prompt("Enter second username : ");
console.log("\nFetching...Data....Please..Wait...!\n");
let user1ID = await twt.getUserId(user1)
let user2ID = await twt.getUserId(user2)
let user1Followers = await twt.getFollowers(user1ID["data"][0].id);
let user2Followers = await twt.getFollowers(user2ID["data"][0].id);
let overlapFollowers = getOverlappingFollowers(user1Followers, user2Followers);
console.log(`There are ${overlapFollowers.length} Overlapping followers!!! \n`);
printLongArray(overlapFollowers);
console.log("\n---END---\n");
}
// entry function
init()