install.sh

#!/bin/bash

set -e

if [ -n "${1:-}" ] && [ -f "$1" ]; then
  ZIP="$1"
  echo "Installing from local zip: ${ZIP}"
else
  TAG=${1:-latest}
  echo "Downloading liveserver.zip (tag: ${TAG})..."
  curl --remote-name \
       --location \
       https://github.com/SuperGreenLab/SuperGreenLive2/releases/download/$TAG/liveserver.zip
  ZIP="liveserver.zip"
fi

configure_swap() {
  local VAR="CONF_SWAPSIZE"
  local VALUE="1024"
  local FILE="/etc/dphys-swapfile"

  # Check total RAM in MB
  local TOTAL_RAM=$(free -m | awk '/^Mem:/{print $2}')

  if [ "$TOTAL_RAM" -gt 1024 ]; then
    echo "System has more than 1GB of RAM ($TOTAL_RAM MB). Skipping swap size modification."
    return
  fi

  # Ensure the file exists, otherwise create it
  if [ ! -f "$FILE" ]; then
    echo "$FILE not found. Creating file."
    sudo touch "$FILE"
  fi

  # Modify the CONF_SWAPSIZE value or append it if not present
  if grep -q "^#\?\s*$VAR=" "$FILE"; then
    sudo sed -i "s/^#\?\s*$VAR=.*/$VAR=$VALUE/" "$FILE"
  else
    echo "$VAR=$VALUE" | sudo tee -a "$FILE" > /dev/null
  fi

  echo "Swap size configured to $VALUE MB."
}

apt-get update
apt-get --allow-releaseinfo-change update
apt-get install --yes dphys-swapfile

dphys-swapfile swapoff 2>/dev/null || true
configure_swap
dphys-swapfile setup
dphys-swapfile swapon

apt-get install --yes \
        fswebcam ffmpeg libmagickwand-7.q16-10 \
        python3-opencv \
        python3-libcamera python3-picamera2
apt --reinstall install --yes libcamera-apps-lite

# curl -OL https://github.com/supergreenlab/SuperGreenLive2/releases/download/latest/liveserver.zip
unzip -o "$ZIP"

mkdir --parents /usr/local/share/appbackend /usr/local/share/appbackend_static

cp --recursive liveserver/assets/* /usr/local/share/appbackend
cp --recursive liveserver/static/* /usr/local/share/appbackend_static
if [ "$(dpkg --print-architecture)" = "arm64" ]; then
  cp liveserver/liveserver_arm64 /usr/local/bin/liveserver
elif [ "$(uname -m)" = "armv6l" ]; then
  cp liveserver/liveserver_arm32v6 /usr/local/bin/liveserver
else
  cp liveserver/liveserver_arm32 /usr/local/bin/liveserver
fi
cp liveserver/tools/* /usr/local/bin/

mkdir --parents /etc/liveserver
cp liveserver/liveserver.toml /etc/liveserver/liveserver.toml

cp liveserver/liveserver.service /etc/systemd/system/
systemctl enable liveserver
systemctl start liveserver