install

#!/bin/bash


# Check to see if Docker is present on the system
type docker >/dev/null 2>&1 || { echo -e >&2 "\n\033[31mDocker is required for QuickPcap. Please install docker first. Exiting...\033[m"; exit 1; }

banner() {
    echo ""
    echo -e "\033[36m            ╔═╗ ┬ ┬┬┌─┐┬┌─  ╔═╗┌─┐┌─┐┌─┐\033[m "
    echo -e "\033[36m            ║═╬╗│ │││  ├┴┐  ╠═╝│  ├─┤├─┘\033[m "
    echo -e "\033[36m            ╚═╝╚└─┘┴└─┘┴ ┴  ╩  └─┘┴ ┴┴  \033[m "
}


animate()
# Start animation for the text
{
   animation_text=( " /* PLEASE WAIT... */ " "                      " )

    while :
    do
        for i in "${animation_text[@]}"
        do
            echo -en "\033[3;96m\r$i\033[m"
            sleep 0.9
        done
    done
}


if [[ "$(docker images -q quickpcap 2> /dev/null)" == "" ]]; then
# Check if `quickpcap` docker image already exists on system
    banner
    echo
    echo "Building \`quickpcap\` docker image"
    animate &
    ANIMATE_ID=$!
    docker build -t quickpcap . > /dev/null
    status=$(echo $?)
    kill -13 $ANIMATE_ID
    #
    # Check to see if the docker build was successful
    if [ $status -eq "0" ]; then
        echo -e "\n\033[0;32mSuccessfully built \`quickpcap\` docker image. Please run standalone \`quickpcap.sh\` script now. Thanks! :)\033[m"
        # Add symlink to quickpcap.sh in /usr/local/bin/ 
        ln -s $(pwd)/quickpcap.sh /usr/local/bin/ 2> /dev/null
        if [ $? -eq "0" ]; then
                echo -e "\033[0;32mSuccessfully added symlink to quickpcap.sh in /usr/local/bin/ :)\033[m"
        else
                echo -e "\033[0;33mWARNING: Failed to add symlink to quickpcap.sh in /usr/local/bin/. Please add \`quickpcap.sh\` to \$PATH manually\033[m"
        fi
    else
        echo -e "\n\033[0;31mERROR: Failed to build \`quickpcap\` docker image. Please rerun install script\033[m"
    fi
    echo
else
    echo -e "\n\033[0;33m\`quickpcap\` docker image already exists. If you like to reinstall please run \`uninstall\` script first\033[m"
fi