index.js

const express = require("express");
const bodyParser = require("body-parser");
const request = require("request");
const ejs = require("ejs");
const fetch = require("node-fetch");
require("dotenv").config();
const response = require("express");
const app = express();

const port = process.env.PORT || 3000;

app.use(express.static("public"));
app.use(bodyParser.urlencoded({ extended: true }));

app.set("view engine", "ejs");
app.set("views", "public/views");

app.get("/", function (req, res) {
  res.sendFile(__dirname + "/index.html");
});
const myAPI_KEY = process.env.MY_API_KEY;
const url = "https://api.nasa.gov/planetary/apod?api_key=";
const curl = url + myAPI_KEY;

app.get("/gallery", function (req, res) {
  res.render("index4");
});

app.get("/addendum", function (req, res) {
  fetch(curl)
    .then((response) => response.json())
    .then((data) => {
      // console.log(data.media_type);
      res.render("index3", {
        info: {
          body: data.explanation,
          imgurl: data.url,
          heading: data.title,
          date: data.date,
          type: data.media_type,
        },
      });
    })
    .catch((error) => {
      console.log(error);
    });
});

function generateRandomDate() {
  var now = new Date(); //right now
  var min = new Date(1995, 5, 16).getTime(); // 1995 June 16 00:00:00, the first APOD
  var max = new Date(
    now.getUTCFullYear(),
    now.getUTCMonth(),
    now.getUTCDate(),
    18,
    59,
    59,
    999
  ).getTime(); // now converted UTC time at 03:59:59.999

  //taking off 6 hours because APOD goes by east coast USA time.
  //should be enough to keep anyone from landing on future APODs which won't be published yet in their timezone
  //unless their computer clock is set way off, then they'll get 404's all the time probably
  max = max - 5 * 60 * 60 * 1000;

  var randomDate = Math.round(min + Math.random() * (max - min)); //ahh, a random APOD date!

  //but wait...
  //there's one section of missing APODs in the history of APODs
  //that's the first three days after the very first APOD was posted
  //June 17th, 18th, & 19th, 1995
  var missingMin = new Date(1995, 5, 17).getTime(); //1995 June 17 00:00:00
  var missingMax = new Date(1995, 5, 19, 23, 59, 59, 999).getTime(); //1995 June 19 23:59:59.999

  //if our random date falls in this range, remake it.
  while (randomDate >= missingMin && randomDate <= missingMax) {
    randomDate = Math.round(min + Math.random() * (max - min));
  }

  //convert the timestamp back into a date object
  randomDate = new Date(randomDate);
  this.random_year = randomDate.getFullYear().toString().slice(); //in the year 2095 we're gonna have problems :)))
  this.random_month = (0 + (randomDate.getMonth() + 1).toString()).slice(-2); //zero pad the month
  this.random_day = (0 + randomDate.getDate().toString()).slice(-2); //zero pad the day

  this.randomApodDate =
    this.random_year + "-" + this.random_month + "-" + this.random_day;
  return this.randomApodDate;
}

const today = new Date();
const yesterday = new Date(today);

yesterday.setDate(yesterday.getDate() - 1);

today.toDateString();
yesterday.toDateString();
previous_day = yesterday.getDate().toString();
year = yesterday.getFullYear().toString();
month = (yesterday.getMonth() + 1).toString();
previousdate = year + "-" + month + "-" + previous_day;

app.get("/previous", function (req, res) {
  var curl2 = url + myAPI_KEY + "&date=" + previousdate;
  fetch(curl2)
    .then((response) => response.json())
    .then((data) => {
      res.render("index3", {
        info: {
          body: data.explanation,
          imgurl: data.url,
          heading: data.title,
          date: data.date,
          type: data.media_type,
        },
      });
    })
    .catch((error) => {
      console.log(error);
    });
});

app.get("/random", function (req, res) {
  var randomdate = generateRandomDate();
  var curl1 = url + myAPI_KEY + "&date=" + randomdate;

  fetch(curl1)
    .then((response) => response.json())
    .then((data) => {
      res.render("index3", {
        info: {
          body: data.explanation,
          imgurl: data.url,
          heading: data.title,
          date: data.date,
          type: data.media_type,
        },
      });
    })
    .catch((error) => {
      console.log(error);
    });
});
app.get("/celestial", function (req, res) {
  res.sendFile(__dirname + "/public/celestial.html");
});
app.get("/icon", function (req, res) {
  res.sendFile(__dirname + "/index.html");
});
app.get("/celestial/fireball", function (req, res) {
  var i;
  fetch("https://ssd-api.jpl.nasa.gov/fireball.api?limit=60")
    .then((response) => response.json())
    .then((data) => {
      var data1 = [];
      for (i = 0; i < data.data.length; i++) {
        data1.push(data.data[i]);
      }
      res.render("index1", { set: data1 });
    })
    .catch((error) => {
      console.log(error);
    });
});

app.get("/celestial/cad", function (req, res) {
  var i;
  fetch(
    "https://ssd-api.jpl.nasa.gov/cad.api?dist-max=10LD&date-min=2018-01-01&sort=dist&limit=60&body=ALL&fullname=true"
  )
    .then((response) => response.json())
    .then((data) => {
      var data1 = [];
      for (i = 0; i < data.data.length; i++) {
        data1.push(data.data[i]);
      }
      res.render("index2", { set: data1 });
    })
    .catch((error) => {
      console.log(error);
    });
});

app.listen(port, function () {
  console.log(`Server is running on port ${port}`);
});