#!/usr/bin/env bash
#> A curated function to setup ssh keys and add it to github - use on new machine.
function dots-auth() {
    # if .ssh/*pub doesn't exist. create it.
    if [ ! -f ~/.ssh/id_rsa.pub ]; then
        echo "Missing ssh-key -> Generating a new one"
        ssh-keygen -t rsa -b 4096 -C "$(whoami)@$(hostname)-$(date +'%Y-%m-%d %H:%M:%S')"
    fi

    if command -v clip.exe &>/dev/null; then
        cat ~/.ssh/id_rsa.pub | clip.exe
        echo "Public key copied to clipboard"
    elif command -v xclip &>/dev/null; then
        cat ~/.ssh/id_rsa.pub | xclip -selection clipboard
        echo "Public key copied to clipboard"
    elif command -v pbcopy &>/dev/null; then
        cat ~/.ssh/id_rsa.pub | pbcopy
        echo "Public key copied to clipboard"
    fi

    echo "Public key:"
    cat ~/.ssh/id_rsa.pub

    echo "Register at: https://github.com/settings/ssh/new"
    echo "[Enter] when ssh-key is added to github"
    read -r
    cd ~/dots || exit
    git remote set-url origin $(git remote get-url origin | sed -e 's/^https:\/\/github.com\//git@github.com:/')
}