#!/bin/bash

echo "Requirements:"
echo -e "\tAt least 200 commits"
echo -e "\tAt least 50 commits per user"
echo -e "\tAt least 20% test commits per user"
echo -e "\tAt least 20% refactoring commits per user"
echo

echo "Total commits: $(git shortlog -s -n --no-merges | awk '{ sum += $1; } END { print sum; }' "$@")"

echo "Commits per user:"
for user in $(git shortlog -s | awk '{ print $2 }'); do
  email=$(git shortlog -s -e --author="$user" | sed 's/<//;s/>//' | awk '{ print $3 }')
  total_commits=$(git shortlog -s --no-merges --perl-regexp --author="$user" | awk '{ print $1 }')
  test_commits=$(git shortlog -s --perl-regexp --author="$user" --grep='^test:' | awk '{ print $1 }')
  refactor_commits=$(git shortlog -s --perl-regexp --author="$user" --grep='^refactoring:' | awk '{ print $1 }')

  if [[ $test_commits -eq 0 ]]; then
    test_commits=0
    test_percentage=0
  else
    test_percentage=$(echo "$test_commits/$total_commits*100" | bc -l | xargs printf "%.2f")
  fi

  if [[ $refactor_commits -eq 0 ]]; then
    refactor_commits=0
    refactor_percentage=0
  else
    refactor_percentage=$(echo "$refactor_commits/$total_commits*100" | bc -l | xargs printf "%.2f")
  fi

  echo -e "\t$user ($email): Total $total_commits, Tests: $test_commits ($test_percentage%), Refactorings: $refactor_commits ($refactor_percentage%)"
done