#!/usr/bin/env bash
# This script was generated by bashly (https://github.com/DannyBen/bashly)
# Modifying it manually is not recommended

# :command.root_command
root_command() {
  # :src/root_command.sh
  echo Running Backup Command
  
  inspect_args
  
  # module_load ssh
  module_load confirm
  
  local source=${args[source]}
  local target=${args[target]}
  local shost=$([[ ${args[--shost]} ]] && echo ${args[--shost]}::)
  local suser=$([[ ${args[--suser]} ]] && echo ${args[--suser]}@)
  local thost=$([[ ${args[--host]} ]] && echo ${args[--host]}::)
  local tuser=$([[ ${args[--user]} ]] && echo ${args[--user]}@)
  local mirror=${args[--mirror]}
  local options=$(echo ${args[--options]} | awk '{gsub(/\\/," ")}1')
  local sudo=$([[ ${args[--sudo]} ]] && echo sudo)
  local exclude=${args[--exclude_file]}  
  
  if [[ ! $exclude ]]; then
  echo checking local excludes
  [[ -f $source/exclude.bac ]] && exclude="$source/exclude.bac"
  ls $source 
  # [[ $EXCLUDE_BACKUP ]] && exclude="$BACKUP_EXCLUDE"
  fi
  
  exclude=$([[ $exclude ]] && echo --exclude-globbing-filelist $exclude)
  
  echo exclude file: $exclude
  
  # local ssh="--remote-schema \"ssh -C %s /home/sysadmin/.local/bin/rdiff-backup --server\""
  
  cmd="$sudo rdiff-backup  $options $exclude $ssh ${suser}${shost}$source ${tuser}${thost}$target"
  echo $cmd
  confirm run this command? || return 1
  eval $cmd
}

# :command.version_command
version_command() {
  echo "$version"
}

# :command.usage
backup_usage() {
  if [[ -n $long_usage ]]; then
    printf "backup - backup/mirror a directory using rdiff or rsync\n"
    echo 
  else
    printf "backup - backup/mirror a directory using rdiff or rsync\n"
    echo 
  fi

  printf "Usage:\n"
  printf "  backup [SOURCE] [TARGET] [options]\n"
  printf "  backup --help\n"
  printf "  backup --version | -v\n"
  echo

  if [[ -n $long_usage ]]; then
    printf "Options:\n"
    # :command.usage_fixed_flags
    echo "  --help"
    printf "    Show this help\n"
    echo
    echo "  --version, -v"
    printf "    Show version number\n"
    echo
    # :command.usage_flags
    # :flag.usage
    echo "  --host, -h THOST"
    printf "    host on remote to target to receive backup\n"
    echo
    
    # :flag.usage
    echo "  --shost SHOST"
    printf "    remote to host of source\n"
    echo
    
    # :flag.usage
    echo "  --user, -u TUSER"
    printf "    user on remote host\n"
    echo
    
    # :flag.usage
    echo "  --suser SUSER"
    printf "    remote user on source host\n"
    echo
    
    # :flag.usage
    echo "  --sshcfg SSHCFG"
    printf "    path to sshcfg file\n"
    echo
    
    # :flag.usage
    echo "  --options, -o OPTIONS"
    printf "    rdiff options\n"
    echo
    
    # :flag.usage
    echo "  --include_file, -i OPTIONS"
    printf "    rdiff options\n"
    echo
    
    # :flag.usage
    echo "  --exclude_file, -e OPTIONS"
    printf "    rdiff options\n"
    echo
    
    # :flag.usage
    echo "  --mirror, -m"
    printf "    make a mirror copy instead of a differential snapshot\n"
    echo
    
    # :flag.usage
    echo "  --sudo, -s"
    printf "    run the backup as sudo\n"
    echo
    
    # :flag.usage
    echo "  --no-dir, -n"
    printf "    don't make a directory of same name within the target, merge sub directories\n"
    echo
    # :command.usage_args
    printf "Arguments:\n"
    
    # :argument.usage
    echo "  SOURCE"
    printf "    source directory to be backed up, default is $PWD\n"
    echo
    
    # :argument.usage
    echo "  TARGET"
    printf "    target directory for backup\n"
    echo
    # :command.usage_environment_variables
    printf "Environment Variables:\n"
    
    # :environment_variable.usage
    echo "  BACKUP_EXCLUDE"
    printf "    path to file of excludes\n"
    echo
    
    # :environment_variable.usage
    echo "  BACKUP_INCLUDE"
    printf "    path to directory of includes\n"
    echo
    # :command.usage_examples
    printf "Examples:\n"
    
    printf "  backup -m -n -h thost --shost shost -u tuser --suser suser . /target/dir\n"
    echo

  fi
}

# :command.inspect_args
inspect_args() {
  echo args:
  for k in "${!args[@]}"; do echo "- \${args[$k]} = ${args[$k]}"; done
}

# :command.command_functions

# :command.parse_requirements
parse_requirements() {
  # :command.fixed_flag_filter
  case "$1" in
  --version | -v )
    version_command
    exit
    ;;
  
  --help )
    long_usage=yes
    backup_usage
    exit 1
    ;;
  
  esac
  # :command.environment_variables_filter
  # :command.dependencies_filter
  # :command.command_filter
  action="root"
  # :command.required_args_filter
  # :command.required_flags_filter
  # :command.parse_requirements_while
  while [[ $# -gt 0 ]]; do
    key="$1"
    case "$key" in
    # :flag.case
    --host | -h )
      if [[ $2 && $2 != -* ]]; then
        args[--host]="$2"
        shift
        shift
      else
        printf "%s\n" "--host requires an argument: --host, -h THOST"
        exit 1
      fi
      ;;
  
    # :flag.case
    --shost )
      if [[ $2 && $2 != -* ]]; then
        args[--shost]="$2"
        shift
        shift
      else
        printf "%s\n" "--shost requires an argument: --shost SHOST"
        exit 1
      fi
      ;;
  
    # :flag.case
    --user | -u )
      if [[ $2 && $2 != -* ]]; then
        args[--user]="$2"
        shift
        shift
      else
        printf "%s\n" "--user requires an argument: --user, -u TUSER"
        exit 1
      fi
      ;;
  
    # :flag.case
    --suser )
      if [[ $2 && $2 != -* ]]; then
        args[--suser]="$2"
        shift
        shift
      else
        printf "%s\n" "--suser requires an argument: --suser SUSER"
        exit 1
      fi
      ;;
  
    # :flag.case
    --sshcfg )
      if [[ $2 && $2 != -* ]]; then
        args[--sshcfg]="$2"
        shift
        shift
      else
        printf "%s\n" "--sshcfg requires an argument: --sshcfg SSHCFG"
        exit 1
      fi
      ;;
  
    # :flag.case
    --options | -o )
      if [[ $2 && $2 != -* ]]; then
        args[--options]="$2"
        shift
        shift
      else
        printf "%s\n" "--options requires an argument: --options, -o OPTIONS"
        exit 1
      fi
      ;;
  
    # :flag.case
    --include_file | -i )
      if [[ $2 && $2 != -* ]]; then
        args[--include_file]="$2"
        shift
        shift
      else
        printf "%s\n" "--include_file requires an argument: --include_file, -i OPTIONS"
        exit 1
      fi
      ;;
  
    # :flag.case
    --exclude_file | -e )
      if [[ $2 && $2 != -* ]]; then
        args[--exclude_file]="$2"
        shift
        shift
      else
        printf "%s\n" "--exclude_file requires an argument: --exclude_file, -e OPTIONS"
        exit 1
      fi
      ;;
  
    # :flag.case
    --mirror | -m )
      args[--mirror]=1
      shift
      ;;
  
    # :flag.case
    --sudo | -s )
      args[--sudo]=1
      shift
      ;;
  
    # :flag.case
    --no-dir | -n )
      args[--no-dir]=1
      shift
      ;;
  
  
    -* )
      printf "invalid option: %s\n" "$key"
      exit 1
      ;;
  
    * )
      # :command.parse_requirements_case
      if [[ ! ${args[source]} ]]; then
        args[source]=$1
        shift
      elif [[ ! ${args[target]} ]]; then
        args[target]=$1
        shift
      else
        printf "invalid argument: %s\n" "$key"
        exit 1
      fi
      ;;
  
    esac
  done
  # :command.default_assignments
}

# :command.initialize
initialize() {
  version="0.1.0"
  long_usage=''
  set -e  

  # :src/initialize.sh
  # Code here runs inside the initialize() function
  # Use it for anything that you need to run before any other function, like
  # setting environment vairables:
  # CONFIG_FILE=settings.ini
  #
  # Feel free to empty (but not delete) this file.
}

# :command.run
run() {
  declare -A args
  parse_requirements "$@"

  if [[ ${args[--version]} ]]; then
    version_command
  elif [[ ${args[--help]} ]]; then
    long_usage=yes
    backup_usage
  elif [[ $action == "root" ]]; then
    root_command
  fi
}

initialize
run "$@"