index.js

const poke_container = document.getElementById('poke_container')
const pokemons_number = 150
const colors = {
	fire: '#FDDFDF',
	grass: '#DEFDE0',
	electric: '#FCF7DE',
	water: '#DEF3FD',
	ground: '#f4e7da',
	rock: '#d5d5d4',
	fairy: '#fceaff',
	poison: '#98d7a5',
	bug: '#f8d5a3',
	dragon: '#97b3e6',
	psychic: '#eaeda1',
	flying: '#F5F5F5',
	fighting: '#E6E0D4',
	normal: '#F5F5F5'
}

const main_types = Object.keys(colors)

const fetchPokemons = async () => {
	for (let i = 1; i <= pokemons_number; i++) {
		await getPokemon(i)
	}
}

const getPokemon = async id => {
	const url = `https://pokeapi.co/api/v2/pokemon/${id}`
	const res = await fetch(url)
	const pokemon = await res.json()
	createPokemonCard(pokemon)
}

function createPokemonCard(pokemon) {
	const pokemonEl = document.createElement('div')
	pokemonEl.classList.add('pokemon')

	const poke_types = pokemon.types.map(type => type.type.name)
	const type = main_types.find(type => poke_types.indexOf(type) > -1)
	const name = pokemon.name[0].toUpperCase() + pokemon.name.slice(1)
	const color = colors[type]
	
	pokemonEl.style.backgroundColor = color

	const pokeInnerHTML = `
        <div class="img-container">
            <img src="https://pokeres.bastionbot.org/images/pokemon/${
							pokemon.id
						}.png" alt="${name}" />
        </div>
        <div class="info">
            <span class="number">#${pokemon.id
							.toString()
							.padStart(3, '0')}</span>
            <h3 class="name">${name}</h3>
            <small class="type">Type: <span>${type}</span></small>
        </div>
    `

	pokemonEl.innerHTML = pokeInnerHTML

	poke_container.appendChild(pokemonEl)
}

fetchPokemons()