echo "Check if the necessary Jupyter Notebook Kernels are installed (Python3, Bash, & JavaScript)"

kernel_path=~/.local/share/jupyter/kernels
kernels=(python3 bash javascript)
kernel_count=0

cd ~

# Exit script if the kernel parent folder doesn't exist
if [[ ! -d $kernel_path ]]; then 
    echo "Jupyter Notebook not installed, unlucky"
    exit 0
fi

# Iterate through all elements in kernels
for i in "${kernels[@]}"; do

  # If the directory of the kernel exists, then increment kernel count by 1 and notify the user
  if [[ -d $kernel_path/$i ]]; then 
    echo "$i kernel is installed."
    let "kernel_count += 1"
  else
    echo "$i kernel is not installed."
  fi

done

echo "Script Complete. You have $kernel_count/3 kernels installed."

echo "Check if user is properly signed into git"

cd ~

# Declare dictionary
declare -A settings=(["name"]="" ["email"]="")

# Store username & email in dictionary
echo -n "Enter your GitHub username: "
read settings["name"]

echo -n "Enter the email you use with GitHub: "
read settings["email"]

printf "\n"

# Iterate through all elements in dictionary
for key in "${!settings[@]}"; do

  # grep the config file with the users name & email
  grep_config=`cat ~/.gitconfig | grep ${settings[$key]}`
  
  # If grep command doesn't find the name & email, set it using git config
  if [[ ! ${#check_username} > 0 ]]; then
    echo "Your git $key is not set to ${settings[$key]}!"
    echo "Running git config --global user.$key ${settings[$key]} to set your name"

    git config --global user.$key ${settings[$key]}
  fi

  echo "Your $key is set to ${settings[$key]}"

  printf "\n"
done

echo "Script complete"