#!/bin/bash

SCRIPT_DIRECTORY=$(dirname $0)

GAME_COUNT=100
PLAYERS=smart,average,poor

while getopts "g:hp:" OPTION; do
  case ${OPTION} in
    g)
      GAME_COUNT=${OPTARG}
      ;;
    h)
      echo "  Usage: $(basename $0) [-g count] [-h] [-p players]"
      echo
      echo "    -g count     Set how many times to play a game (the default is 100)"
      echo "    -h           Print usage information"
      echo "    -p players   Specify the player type and count (3 players - "
      echo "                 \"smart,average,poor\" are the default)"
      exit 1
      ;;
    p)
      PLAYERS=${OPTARG}
      ;;
  esac
done

IFS=', ' read -r -a PLAYER_NAMES <<< $PLAYERS
PLAYER_COUNT=${#PLAYER_NAMES[@]}

echo "Running mau-mau $GAME_COUNT times with players \"$PLAYERS\"..."

for ((i = 0; i < $GAME_COUNT; ++i)); do
  $SCRIPT_DIRECTORY/mau-mau -s -p $PLAYERS --continue-to-end=no
  # Store the zero-based player index in the result array
  GAME_RESULTS[$i]=$(($? - 1))
done

for ((i = 0; i < $PLAYER_COUNT; ++i)); do
  PLAYER_WINS[$i]=0
done

for i in ${GAME_RESULTS[@]}; do
  PLAYER_WINS[$i]=$((${PLAYER_WINS[$i]} + 1))
done

for ((i = 0; i < $PLAYER_COUNT; ++i)); do
  echo "${PLAYER_NAMES[$i]} computer$(($i + 1)) won ${PLAYER_WINS[$i]} times"
done