#!/bin/bash

# Cleanly kill supervisor when container is stopped
trap 'kill $(jobs -p)' EXIT

function build_modules {
    echo "Building modules..."
    cd /srv/znc/module-source/c
    znc-buildmod *.cpp
    mv *.so /usr/lib/znc/
}

if [ ! -f /srv/znc/configs/znc.conf ]; then
    #echo "Welcome! I need to ask you a few questions to configure this ZNC instance for your liking. First, press enter choose and choose a time zone."
    #read
    
    #dpkg-reconfigure tzdata
    
    if [ ! -f /znc.tar.gz ]; then
        echo "If you want to load data from and existing znc instance create a tar.gz archive containing only the .znc directory and place it in the root of this container as znc.tar.gz."
        echo "Copy the archive to the container using this command: cat znc.tar.gz | docker exec -i <containerid> bash -c \"/bin/cat > /znc.tar.gz\""
        echo "Press enter when done. Or, to set up a new znc instance, press enter now."
        read
    fi
    
    if [ -f /znc.tar.gz ]; then
        su -c "cd /srv ; tar zxvf /znc.tar.gz " znc
        rm /znc.tar.gz
        echo "Extracted znc data"
        if [ ! -d /srv/znc ]; then
            echo "'znc' was not in the archive! Aborted"
            exit 1
        fi
        chown -R znc:znc /srv/znc
        chmod -R 700 /srv/znc
        echo "ZNC settings loaded successfully."
    else
        echo "Configure ZNC to your liking now. Remember to choose NO when asked to launch znc!!"
        su -c "/usr/bin/znc --makeconf --datadir /srv/znc" znc
        echo "ZNC configured successfully."
    fi
    
    echo "Enter a username and password to view pisg statistics"
    while [ 1 ]; do
        
        echo -n "Username: "
        read ng_username
        
        echo -n "Password: "
        read -s ng_password
        echo ""
        
        echo -n "Password (again): "
        read -s ng_password_
        echo ""
        
        if [ ! "$ng_password" == "$ng_password_" ] || [ -z "$ng_password" ] || [ -z "$ng_username" ] ; then
            echo "Passwords must match and not be blank"
            echo ""
            continue
        fi
        break
    done
    
    mkdir -p /srv/znc/caches/tmp /srv/znc/caches/pisg /srv/znc/caches/pisg-web/pub /srv/znc/caches/nginx
    chown znc:znc /srv/znc/caches
    
    printf "$ng_username:$(openssl passwd -crypt $ng_password)\n" > /srv/znc/caches/nginx/htpasswd
    
    build_modules
    
    echo "Now, start a new container with the same volumes using -d."
    
    echo -n "Do you want to make any other changes inside this container? (y/N): "
    read domore
    if [ "$domore" == "y" ] ; then
        echo "Type 'exit' when finished."
        exec bash
    fi
    
    exit
fi

# we probably want this dir to persist...
if [ ! -f "/etc/ssh/keys/ssh_host_rsa_key" ]; then
  # Regen keys
  ssh-keygen -A

  # Move keys to keys dir
  mv /etc/ssh/ssh_host_* /etc/ssh/keys/
fi

mkdir -p /srv/znc/caches/tmp /srv/znc/caches/pisg /srv/znc/caches/pisg-web/pub /srv/znc/caches/nginx
chown znc:znc /srv/znc/caches

build_modules

supervisord