#!/usr/bin/env bash

function backup_help() {
  usage_general
  cat<<EOF
commands:
    create    [servername]
    destroy   [servername] [backup-name]
    list      [servername]
EOF
}

function backup_create() {
  checkBackupDir "${1}"

  local backupdir="$(getValueByKey 'PODMAN_DIRECTORY')/${1}/backup"
  local datadir="$(getValueByKey 'PODMAN_DIRECTORY')/${1}/data"

  tar -czf "$backupdir/${1}-$(date '+%d-%m-%Y_%T').tar.gz" \
  -C "$datadir" logs/ \
  -C "$datadir" plugins/ \
  -C "$datadir" crash-reports \
  -C "$datadir" world/ \
  -C "$datadir" world_nether/ \
  -C "$datadir" world_the_end/
}

function backup_destroy() {
  checkBackupDir "${1}"

  local backupdir="$(getValueByKey 'PODMAN_DIRECTORY')/${1}/backup"
  if [[ ! -f "${backupdir}/${2}.tar.gz" ]]; then
    log e "Backup '${2}' does not exist! Check again using '$(basename 0) backup list'"
    exit 1
  fi
  rm "${backupdir}/${2}.tar.gz"
}

function backup_list() {
  checkBackupDir "${1}"

  local backupdir="$(getValueByKey 'PODMAN_DIRECTORY')/${1}/backup"
  local found_backups=($(find "$backupdir" -type f -print))

  if [[ "${#found_backups[@]}" -eq 0 ]]; then
    log i "No backups found for '$1'"
    exit 0
  fi

  log i "Found ${#found_backups[@]} backups:"
  for backup in "${found_backups[@]}"; do
    echo "- $(basename ${backup%%.*})"
  done
}