server.js

require('dotenv').config();
const axios = require('axios');
const express = require('express');
const app = express();
const PORT = 3000;

app.use(express.static('public'));
app.listen(PORT, () => {
    console.log(`Server is running on http://localhost:${PORT}`);
});

let deckID;
let drawCount = 1;
let playerCard;

//Deck of Cards API URL
const getNewCardsUrl = 'https://deckofcardsapi.com/api/deck/new/shuffle/?deck_count=1';

//Requests a new deck and stores deck value for later draws
app.get('/getDeck', async (req, res) => {
    try {
        const response = await axios.get(getNewCardsUrl);
        deckID = response.data.deck_id;
        console.log(deckID)
        res.json({ deck_id: deckID,});
        return deckID;
    }
    catch(error) {
        console.log(`Error getting new deck`, error);
        res.status(500).json({error: 'Failed getting new deck'})
    }
})

// Uses previously stored deck ID to shuffle
app.get('/shuffleDeck', async (req, res) => {
    const shuffleUrl = `https://www.deckofcardsapi.com/api/deck/${deckID}/shuffle/`
    try {
        const response = await axios.get(shuffleUrl);
        deckID = response.data.deck_id;
        
    }
    catch(error) {
        console.log(`Error shuffling deck`, error);
        res.status(500).json({error: 'Failed shuffling new deck'})
    }
})


//Uses deck value to call for a new card
app.get('/drawCard', async(req, res) => {
    const drawUrl = `https://www.deckofcardsapi.com/api/deck/${deckID}/draw/?count=1`
    try {
        const response = await axios.get(drawUrl);
        playerCard = response.data.cards[0].code; // temp stores card for later calls
        cardImage = response.data.cards[0].image;
        const remaining= response.data.remaining;
        res.json({card: playerCard, img: cardImage, remaining: remaining })

    }
    
    catch(error) {
        console.log('Error drawing card');
        res.status(500).json({error: 'Failed drawing card'})
    }
})


//Giphy API for searching gifs
app.get('/getGif', async (req, res) => {
    const gifSearch = req.query.search;
    const gifAPI = process.env.GIF_API_KEY;
    let gifRating = ['g', 'pg', 'pg-13', 'r'];
    let gifUrl = `https://api.giphy.com/v1/gifs/random?api_key=${gifAPI}&tag=${gifSearch}&rating=${gifRating[3]}`;

    try {
        const response = await axios.get(gifUrl);
        const directGifUrl = response.data.data.bitly_gif_url;
        res.json({url: response.data.data.images.original.url});

    }

    catch(error) {
        res.status(500).json({error: 'Failed to retrieve GIF'})
    }

})