dfu_completion

# dfu_completion file, partial of dfu_programmer script

TARGETS=$( echo $TARGET_INFO | sed 's/::[xX0-9A-Fa-f]*//g' )

COMMANDS=(launch read erase flash setsecure config get getfuse setfuse hex2bin bin2hex)

_dfu-programmer () {
  local i filetype
  local cur cmd prev target
  local flags
  local eeprom_size

  export cur=${COMP_WORDS[COMP_CWORD]}
  export target=${COMP_WORDS[1]}
  export cmd=${COMP_WORDS[2]}
  export prev=${COMP_WORDS[COMP_CWORD - 1]}

  COMPREPLY=()   # Array variable storing the possible completions.

  if [[ "$COMP_CWORD" == "1" ]]; then
    COMPREPLY=( $( compgen -W "$TARGETS" -- $cur ) )
  fi

  if [[ "$COMP_CWORD" == "2" ]]; then
    COMPREPLY=( $( compgen -W "${COMMANDS[*]}" -- $cur ) )
  fi

  if [[ "$COMP_CWORD" > "2" ]]; then

    case "$cmd" in
      hex2bin)
        filetype="hex"

        if [[ $filetype != none ]]; then
          #COMPREPLY+=( $( compgen -f -X "!*.$filetype" -- $cur ) )
          COMPREPLY+=( $( compgen -o plusdirs -f -X "!*.$filetype" -- $cur ) )
        fi

        # make sure there isn't a trailing space for directories
        if [[ ${#COMPREPLY[@]} == 1 ]]; then
          if [[ -d ${COMPREPLY[0]} ]]; then
            COMPREPLY[0]=$( echo ${COMPREPLY[0]} | sed 's/$/\//' )
            # If there's only one option, without =, then allow a space
            compopt -o nospace
          fi
          if [[ ${COMPREPLY[0]} == "--"*"=" ]]; then
            compopt -o nospace
          fi
        fi
        ;;
      bin2hex)
        ;;
      launch)
        if [[ "$COMP_CWORD" == "3" ]]; then
          COMPREPLY=( $( compgen -W '--no-reset' -- $cur ) )
        fi
        ;;
      read)
        # only either user or eeprom should be displayed based on if device has
        # either feature -- or either one is selected when both features exist
        flags="--force --user --eeprom --bin"
        eeprom_size=$( echo $TARGET_INFO | sed "s/.* $target:://" | sed 's/ .*//' )
        if [[ "$eeprom_size" == 0 ]]; then
          flags=$( echo $flags | sed 's/--eeprom//' )
        fi
        COMPREPLY=( $( compgen -W "$flags" -- $cur ) )
        ;;
      erase)
        COMPREPLY=( $( compgen -W '--force --suppress-validation' -- $cur ) )
        ;;
      flash)
        filetype="hex"
        flags="--force --user --eeprom --bin --suppress-validation --suppress-bootloader-mem --validate-first --ignore-outside --serial="
        eeprom_size=$( echo $TARGET_INFO | sed "s/.* $target:://" | sed 's/ .*//' )
        if [[ "$eeprom_size" == 0 ]]; then
          flags=$( echo $flags | sed 's/--eeprom//' )
        fi
        for (( i = 3; i < COMP_CWORD; i++ )); do
          if [[ "${COMP_WORDS[i]}" == *.@(bin|hex) ]]; then
            filetype="none"
            flags=$( echo $flags | sed 's/--bin//' )
          elif [[ "${COMP_WORDS[i]}" == --bin ]]; then
            if [[ filetype != none ]]; then
              filetype="bin"
            fi
            flags=$( echo $flags | sed 's/--bin//' )
          elif [[ "${COMP_WORDS[i]}" == --@(user|eeprom) ]]; then
            flags=$( echo $flags | sed 's/--user//' )
            flags=$( echo $flags | sed 's/--eeprom//' )
          else
            flags=$( echo $flags | sed "s/${COMP_WORDS[i]}//" )
          fi
        done
        COMPREPLY=( $( compgen -W "$flags" -- $cur ) )
        if [[ $filetype != none ]]; then
          #COMPREPLY+=( $( compgen -f -X "!*.$filetype" -- $cur ) )
          COMPREPLY+=( $( compgen -o plusdirs -f -X "!*.$filetype" -- $cur ) )
        fi

        #if [[ ${#COMPREPLY[@]} == 1 && ${COMPREPLY[0]} != "--"*"=" ]] ; then
        # make sure there isn't a trailing space for directories
        if [[ ${#COMPREPLY[@]} == 1 ]]; then
          if [[ -d ${COMPREPLY[0]} ]]; then
            COMPREPLY[0]=$( echo ${COMPREPLY[0]} | sed 's/$/\//' )
            # If there's only one option, without =, then allow a space
            compopt -o nospace
          fi
          if [[ ${COMPREPLY[0]} == "--"*"=" ]]; then
            compopt -o nospace
          fi
        fi

        ;;
      setsecure)
        ;;
      configure)
        ;;
      get)
        ;;
      getfuse)
        COMPREPLY=( $( compgen -W 'LOCK EPFL BOOTPROT BODLEVEL BODHYST BODEN ISP_BOD_EN ISP_IO_COND_EN ISP_FORCE' -- $cur ) )
        ;;
      setfuse)
        COMPREPLY=( $( compgen -W 'LOCK EPFL BOOTPROT BODLEVEL BODHYST BODEN ISP_BOD_EN ISP_IO_COND_EN ISP_FORCE' -- $cur ) )
        ;;
    esac
  fi

  return 0
}

complete -F _dfu-programmer dfu-programmer