#!/bin/sh
# Helper script to check for updates and system status

# Configuration
UPDATE_SERVER=""
BOARD_NAME="raspberrypi3"
SW_VERSION=$(cat /etc/sw-version 2>/dev/null || echo "1.0.0")

# Get current system state
get_current_status() {
    # Get active partition
    ACTIVE_PART=$(fw_printenv -n active_part 2>/dev/null || echo "Unknown")
    echo "Active partition: $ACTIVE_PART"
    
    # Get inactive partition
    INACTIVE_PART=$(fw_printenv -n inactive_part 2>/dev/null || echo "Unknown")
    echo "Inactive partition: $INACTIVE_PART"
    
    # Get boot count
    BOOT_COUNT=$(fw_printenv -n bootcount 2>/dev/null || echo "Unknown")
    echo "Boot count: $BOOT_COUNT"
    
    # Check if system was recently updated
    if [ -e /tmp/swupdate.done ]; then
        echo "System was updated"
        UPDATED=1
    else
        echo "No recent update"
        UPDATED=0
    fi
    
    # Check if there's an update available (if server is configured)
    if [ -n "$UPDATE_SERVER" ]; then
        echo "Checking for updates from $UPDATE_SERVER..."
        # Simple curl check - in production, this would be more robust
        if curl -s -f "$UPDATE_SERVER/api/check?board=$BOARD_NAME&version=$SW_VERSION" >/dev/null; then
            echo "Update available"
            UPDATE_AVAILABLE=1
        else
            echo "No update available"
            UPDATE_AVAILABLE=0
        fi
    else
        echo "No update server configured"
        UPDATE_AVAILABLE=0
    fi
}

# Reset update status
reset_update_status() {
    echo "Resetting update status"
    rm -f /tmp/swupdate.done
}

# Main
case "$1" in
    status)
        get_current_status
        ;;
    reset)
        reset_update_status
        ;;
    *)
        echo "Usage: $0 {status|reset}"
        exit 1
        ;;
esac

exit 0