Download all Cool Cats NFT metadata and images

coolcats_download.sh

#!/bin/bash

set -e
set -x

# Directory to save the JSON files and images
mkdir -p coolcats
cd coolcats

# Loop from 1 to 9999
for i in {1..9999}
do
    # Define file names
    json_file="$i.json"
    image_file="$i.png"

    # Skip iteration if JSON and image file already exists
    if [ -f "$image_file" ] && [ -f "$json_file" ]; then
        echo "Skipping $i as it already exists."
        continue
    fi

    echo "Downloading $i..."

    # Fetch the JSON data
    json_data=$(curl -s "https://api.coolcatsnft.com/cat/$i")

    # Save pretty-printed JSON data to a file
    echo "$json_data" | jq '.' > "$json_file"

    # Extract the IPFS image URL
    ipfs_image_url=$(echo "$json_data" | jq -r '.ipfs_image')

    # Check if the image URL is not null and download the image
    if [ "$ipfs_image_url" != "null" ]; then
        wget -O "$image_file" "$ipfs_image_url"
    fi
done