#/bin/bash

if [ "$#" -ne 2 ]; then
	echo "Usage 'scripts/check_reviews.sh <task> <index_number>'"
	exit 1
fi

TASK=$1
STUDENT=$2

VALID=1
SUM=0
for f in $TASK/reviews/$STUDENT/review-*.md; do
	SCORE=`head -n1 $f | cut -d':' -f2 | xargs`
	SUM=$((SUM+SCORE))

	SL=`grep "# Strengths / Mocne strony" $f -A3 | grep "^\\*" | wc -l`
	WL=`grep "# Weaknesses / Słabe strony" $f -A3 | grep "^\\*" | wc -l`

	if [ "$SL" != "3" ] || [ "$WL" != "3" ]; then
		echo "Wrong number of remarks."
		VALID=0
	fi

	WRONG=`grep "^\\*[[:space:]]*$" $f | wc -l`
	if [ "$WRONG" != "0" ]; then
		echo "Review contain empty remark"
		VALID=0
	fi
done
if [ "$SUM" != "10" ]; then
	printf "Total number of points for reviews (%d) is greater then 10.\n" $SUM
       VALID=0
fi       


if [ "$VALID" = "1" ]; then
	echo "\nYour reviews are valid !"
else
	echo "\nYour reviews are NOT VALID !"
fi