#!/bin/ash

# Define the main package name and list file location
PKG_NAME="sdxpinn-mount-fix"
LIST_FILE="/usr/lib/opkg/info/${PKG_NAME}.list"
DETECTED_PACKAGES_FILE="/tmp/detected_packages.tmp"
INIT_SCRIPT="/etc/init.d/add_opkg_status_bundled"

# Function to handle bundled packages post-install
handle_bundled_postinst() {
    local bundled_package_name="$1"

    # Use the target package name for default_postinst instead of $0
    if [ "${IPKG_NO_SCRIPT}" = "1" ]; then
        return 0
    fi

    # Source the necessary functions only once
    if [ -s "${IPKG_INSTROOT}/lib/functions.sh" ]; then
        . "${IPKG_INSTROOT}/lib/functions.sh"
    else
        echo "Error: ${IPKG_INSTROOT}/lib/functions.sh not found."
        return 1
    fi

    echo "Executing default_postinst for bundled package: $bundled_package_name"
    default_postinst "$bundled_package_name" $@
    return $?
}

# Replace distfeeds.conf with non-working sources commented out
if [ -f /tmp/distfeeds.conf ]; then
    # Backup and replace distfeeds.conf
    [ -f /etc/opkg/distfeeds.conf ] && cp /etc/opkg/distfeeds.conf /etc/opkg/distfeeds.conf.bak
    mv /tmp/distfeeds.conf /etc/opkg/distfeeds.conf
    echo "Replaced /etc/opkg/distfeeds.conf with the custom version."
else
    echo "Error: /tmp/distfeeds.conf not found. Cannot replace /etc/opkg/distfeeds.conf."
    exit 1
fi

echo "Combo package cleanup in progress..."

# Remove entries in the .list file that refer to opkg control files and specific files
if [ -f "$LIST_FILE" ]; then
    # Remove opkg control file entries and specific bundled paths
    sed -i '/^\/usr\/lib\/opkg\/info\//d' "$LIST_FILE"
    sed -i '/^\/usr\/lib\/libinotifytools.so.0.4.1$/d' "$LIST_FILE"
    sed -i '/^\/usr\/bin\/inotifywait$/d' "$LIST_FILE"
    sed -i '/^\/usr\/lib\/libinotifytools.so$/d' "$LIST_FILE"
    sed -i '/^\/etc\/init.d\/add_opkg_status_bundled$/d' "$LIST_FILE"
    sed -i '/^\/tmp\/distfeeds.conf$/d' "$LIST_FILE"
    sed -i '/^\/usr\/lib\/libinotifytools.so.0$/d' "$LIST_FILE"

    echo "Removed unnecessary file entries from $LIST_FILE."
else
    echo "Warning: ${LIST_FILE} not found."
fi

# Make the init scripts and binaries executable
chmod +x /etc/init.d/mount-fix /etc/init.d/init-overlay-watchdog /etc/init.d/add_opkg_status_bundled /usr/sbin/init-overlay-watchdog.sh

# Enable and start the services
echo "Starting services..."
service mount-fix enable
service mount-fix start
sleep 1
service init-overlay-watchdog enable
service init-overlay-watchdog start

echo -e "\e[32m sdxpinn-mount-fix installed! Here is the new file structure! \e[0m"
echo -e "\e[32m ============================================================ \e[0m"
mount && df -h
echo -e "\e[32m ============================================================ \e[0m"
echo -e "\e[32m sdxpinn-mount-fix installed! New file structure above! \e[0m"

# Handle bundled packages based on detection results
BUNDLED_PACKAGES="libinotifytools inotifywait"

# Check if the detected packages file exists and read its content
if [ -f "$DETECTED_PACKAGES_FILE" ]; then
    SKIP_PACKAGES=$(cat "$DETECTED_PACKAGES_FILE")
    echo "Skipping the following pre-installed bundled packages: $SKIP_PACKAGES"
else
    SKIP_PACKAGES=""
fi

# Update the bundled packages in the add_opkg_status_bundled script dynamically
for bundled_package_name in $BUNDLED_PACKAGES; do
    if echo "$SKIP_PACKAGES" | grep -q "$bundled_package_name"; then
        echo "Skipping bundled package: $bundled_package_name"
        # Delete the corresponding lines from add_opkg_status_bundled if the package is already installed
        sed -i "/Package: $bundled_package_name/,+5d" "$INIT_SCRIPT"
    else
        handle_bundled_postinst "$bundled_package_name"
    fi
done

# If the resulting BUNDLED_PACKAGES_INFO in add_opkg_status_bundled is empty, remove it
if ! grep -q "Package:" "$INIT_SCRIPT"; then
    echo "All bundled packages are pre-installed or removed. Removing $INIT_SCRIPT."
    rm -f "$INIT_SCRIPT"
else
    # Enable and start the updated add_opkg_status_bundled script
    echo "Updated $INIT_SCRIPT with remaining bundled package info."
    service add_opkg_status_bundled enable
    service add_opkg_status_bundled start
fi

exit 0