# bash completion for fbi(1)                               -*- shell-script -*-

_fbi()
{
    local cur prev words cword
    _init_completion || return

    case "$prev" in
        -l|--list)
            _filedir
            return
            ;;
        -r|--resolution)
            COMPREPLY+=( $(compgen -W '{1..5}') )
            return
            ;;
        -f|--font)
            local IFS=$'\n'
            COMPREPLY=( $(compgen -W '$(fc-list 2>/dev/null)' -- "$cur") )
            return
            ;;
        -m|--mode)
            COMPREPLY=( $(compgen -W '$(command sed \
                -n "/^mode/{s/^mode \{1,\}\"\([^\"]\{1,\}\)\"/\1/g;p}" \
                /etc/fb.modes 2>/dev/null)' -- "$cur") )
            return
            ;;
        -d|--device)
            COMPREPLY=( $(compgen -f -d -- "${cur:-/dev/}") )
            return
            ;;
        --cachemem|--blend|-T|--vt|-s|--scroll|-t|--timeout|-g|--gamma)
            # argument required but no completions available
            return
            ;;
    esac

    if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W '--help --version --store --list --text
            --autozoom --{,no}autoup --{,no}autodown --{,no}fitwidth
            --{,no}verbose --{,no}random --{,no}comments --{,no}edit
            --{,no}backup --{,no}preserve --{,no}readahead --cachemem --blend
            --vt --scroll --timeout --{,no}once --resolution --gamma --font
            --device --mode' -- "$cur") )
        [[ $COMPREPLY ]] && return
    fi

    # FIXME: It is hard to determine correct supported extensions.
    # fbi can handle any format that imagemagick can plus some others
    _filedir 'bmp|gif|jp?(e)g|pcd|png|p[pgb]m|tif?(f)|webp|xpm|xwd|?(e)ps|pdf|dvi|txt|svg?(z)|cdr|[ot]tf'
} &&
complete -F _fbi fbi

# ex: filetype=sh