#!/bin/bash

# Function to run a command and check its return code
function do_and_check_cmd() {
    output=$("$@" 2>&1)
    ret="$?"
    if [ $ret -ne 0 ] ; then
        echo "❌ Error from command : $*"
        echo "$output"
        exit $ret
    else
        echo "✔️ Success: $*"
        echo "$output"
    fi
    return 0
}

#Start the nginx service if it is not already running
# if ! systemctl is-active nginx; then
#     echo "Starting nginx service..."
#     do_and_check_cmd systemctl start nginx
# fi

# Give all the permissions to the nginx user
echo "Setting ownership for all necessary directories to nginx user and group..."
do_and_check_cmd chown -R nginx:nginx /usr/share/bunkerweb /var/cache/bunkerweb /var/lib/bunkerweb /etc/bunkerweb /var/tmp/bunkerweb

# Stop and disable nginx on boot
echo "Stop and disable nginx on boot..."
do_and_check_cmd systemctl stop bunkerweb
do_and_check_cmd systemctl disable bunkerweb

# Auto start BW service on boot and start it now
echo "Enabling and starting bunkerweb service..."
do_and_check_cmd systemctl enable bunkerweb
do_and_check_cmd systemctl start bunkerweb

# Start and enable bunkerweb-ui service
# echo "Enabling and starting bunkerweb-ui service..."
# do_and_check_cmd systemctl enable bunkerweb-ui
# do_and_check_cmd systemctl start bunkerweb-ui

# Copy old line from environment file to new one
# Check if old environment file exists
if [ -f /var/tmp/variables.env ]; then
    echo "Old environment file found!"
    echo "Copying old line from environment file to new one..."
    while read line; do
        echo "$line" >> /etc/bunkerweb/variables.env
    done < /var/tmp/variables.env
    # Remove old environment files
    echo "Removing old environment files..."
    do_and_check_cmd rm -f /var/tmp/variables.env
    do_and_check_cmd chown root:nginx /etc/bunkerweb/variables.env
    do_and_check_cmd chmod 740 /etc/bunkerweb/variables.env
else
    echo "Old environment file not found. Skipping copy..."
fi

# Copy old line from ui environment file to new one
# Check if old environment file exists
if [ -f /var/tmp/ui.env ]; then
    echo "Old ui environment file found!"
    echo "Copying old line from ui environment file to new one..."
    while read line; do
        echo "$line" >> /etc/bunkerweb/ui.env
    done < /var/tmp/ui.env
    # Remove old environment files
    echo "Removing old environment files..."
    do_and_check_cmd rm -f /var/tmp/ui.env
    do_and_check_cmd chown root:nginx /etc/bunkerweb/ui.env
    do_and_check_cmd chmod 740 /etc/bunkerweb/ui.env
else
    echo "Old ui environment file not found. Skipping copy..."
fi

# Check if old db.sqlite3 file exists
if [ -f /var/tmp/bunkerweb/db.sqlite3 ]; then
    echo "Old db.sqlite3 file found!"
    do_and_check_cmd cp /var/tmp/bunkerweb/db.sqlite3 /var/lib/bunkerweb/db.sqlite3
    do_and_check_cmd rm -f /var/lib/bunkerweb/db.sqlite3
    do_and_check_cmd chown root:nginx /var/lib/bunkerweb/db.sqlite3
    do_and_check_cmd chmod 760 /var/lib/bunkerweb/db.sqlite3
else
    echo "Old database file not found. Skipping copy..."
fi

# Create /var/www/html if needed
if [ ! -d /var/www/html ] ; then
    echo "Creating /var/www/html directory ..."
    do_and_check_cmd mkdir -p /var/www/html
    do_and_check_cmd chmod 750 /var/www/html
    do_and_check_cmd chown root:nginx /var/www/html
else
    echo "/var/www/html directory already exists, skipping copy..."
fi

# Create letsencrypt folders if needed
if [ ! -d /etc/letsencrypt ] ; then
    mkdir /etc/letsencrypt
fi
chown nginx:nginx /etc/letsencrypt
chmod 770 /etc/letsencrypt
if [ ! -d /var/lib/letsencrypt ] ; then
    mkdir /var/lib/letsencrypt

fi
chown nginx:nginx /var/lib/letsencrypt
chmod 770 /var/lib/letsencrypt
if [ ! -d /var/log/letsencrypt ] ; then
    mkdir /var/log/letsencrypt
fi
chown nginx:nginx /var/log/letsencrypt
chmod 770 /var/log/letsencrypt

echo "Postinstall successful !"