#!/bin/bash

help_text="
submit.sh - submit an slbr solution to be verified
usage: ./submit <challenge number> <solution>
for example: ./submit 3 \"this is the solution for challenge 3\"
"

challenge_no="$1"
submitted_solution="$2"

[ -z "$submitted_solution" ] && echo "$help_text" && exit

echo "Submitting \"$submitted_solution\" as the solution to challenge #$challenge_no..."

my_ip="$(ip addr | grep 'scope global eth0' | cut -f6 -d ' ')"

scoreboard="$(nc -q0 -d {{ HOST_IP }} {{ INFO_PORT }})"
prev_score="$(
    echo "$scoreboard" \
    | grep "$my_ip"
)"
max_score="$(echo "$scoreboard" | head -n1)"
current_score=""

echo "SOLUTION $challenge_no $submitted_solution" \
| nc -q0 {{ HOST_IP }} {{ SLBR_PORT }} 

# give the server ample time to process the request
echo "Verifying..."
sleep 5

# we need to request the scoreboard twice here for the score to properly update
nc -q0 -d {{ HOST_IP }} {{ INFO_PORT }} > /dev/null
current_score="$(
    nc -q0 -d {{ HOST_IP }} {{ INFO_PORT }} \
    | grep "$my_ip"
)"

if [ "$prev_score" != "$current_score" ]
then
    echo "w00t! You got the right answer!!!"
    num_correct="$(
        echo $current_score \
        | grep -oE '[0-9],' \
        | wc -l
    )"
    echo "$num_correct correct answers so far"
    if [ "$num_correct" = "$max_score" ]
    then
        printf "\e[0;92]"
        echo "Hey! thats all $max_score! that means YOU WIN!"
	echo "!!!!!!!CONGRATULATIONS!!!!!!!"
    printf "\e[0;91m THIS CONTAINER WILL NOW SELF DESTRUCT\e[0m\n"
    fi
else
    echo "|X_x| Your answer was rejected!!!."
fi