Screenshot something with FlameShot and upload it to an image host

screenshot.sh

#!/bin/zsh

keys=("upload.systems key")
urls=("https://api.upload.systems/images/upload")

rnd_idx=$(($RANDOM % 1 + 1))

key=${keys[rnd_idx]}
url=${urls[rnd_idx]}

temp_file="/tmp/screenshot.png"

flameshot gui -r > $temp_file

if [[ $(file --mime-type -b $temp_file) != "image/png" ]]; then
	rm $temp_file
    notify-send "Screenshot aborted" -a "Flameshot" && exit 1
fi

if [ $rnd_idx -eq 1 ]; then
    command=$(curl $url -H "Content-Type: multipart/form-data" -H "User-Agent: curl-upload" -F "file=@"$temp_file -F "key=$key" 2>/dev/null)
    image_url=$(echo -n $command | jq -r ".url")
    echo -n $image_url | xclip -sel c
    notify-send "Image URL copied to clipboard" "$image_url" -a "Flameshot - upload.systems" -i $temp_file -t 10000
    rm $temp_file
fi