#!/bin/sh -l

beginswith() { case $2 in "$1"*) true;; *) false;; esac; }

resource_exists() {
  local element="$1"
  local array_str="$2"
  for i in $array_str; do
    if [ "$i" = "$element" ]; then
      return 0
    fi
  done
  return 1
}

RESTART_INDIVIDUAL_RESOURCES=$1

if [ "$RESTART_INDIVIDUAL_RESOURCES" = true ] ; then
    echo "Will restart individual resources"
else
    echo "Will restart the whole server"
fi

SERVER_IP=$2
SERVER_PORT=$3
RCON_PASSWORD=$4
RESOURCES_FOLDER=$5

echo "$1"
echo "$2"
echo "$3"
echo "$4"
echo "$5"

git config --global --add safe.directory /github/workspace

if [ ${GITHUB_BASE_REF} ]; then
    # Pull Request
    git fetch origin ${GITHUB_BASE_REF} --depth=1
    export DIFF=$( git diff --name-only origin/${GITHUB_BASE_REF} ${GITHUB_SHA} )
    echo "Diff between origin/${GITHUB_BASE_REF} and ${GITHUB_SHA}"
else
    # Push
    git fetch origin ${GITHUB_EVENT_BEFORE} --depth=1
    export DIFF=$( git diff --name-status ${GITHUB_EVENT_BEFORE} ${GITHUB_SHA} )
    echo "Diff between ${GITHUB_EVENT_BEFORE} and ${GITHUB_SHA}"
fi

resources_to_restart=

echo "${DIFF}" | while read -r changed; do
    STATUS=${changed:0:1}
    changed=${changed#??}
    if beginswith ${RESOURCES_FOLDER} "${changed}"; then
        filtered=${changed##*]/} # Remove subfolders
        filtered=${filtered%%/*} # Remove filename and get the folder which corresponds to the resource name
        if ! resource_exists "$filtered" "$resources_to_restart"; then
            echo "Adding $filtered to resources that need to restart"
            resources_to_restart="$resources_to_restart $filtered"
        fi
    else
        echo "No in resources"
    fi
done