# dict(1) completion

have dict || have rdict || return

_dictdata()
{
    dict $host $port $1 2>/dev/null | sed -ne \
        's/^['$'\t '']['$'\t '']*\([^'$'\t '']*\).*$/\1/p'
}

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

    local host port db i

    for (( i=1; i < cword; i++ )); do
        case ${words[i]} in
            -h|--host)
                host=${words[i+1]}
                [ -n "$host" ] && host="-h $host"
                i=$((++i))
                ;;
            -p|--port)
                port=${words[i+1]}
                [ -n "$port" ] && port="-p $port"
                i=$((++i))
                ;;
            -d|--database)
                db=${words[i+1]}
                [ -n "$db" ] && host="-d $db"
                i=$((++i))
                ;;
            *)
                ;;
        esac
    done

    if [[ "$cur" = -* ]]; then
        COMPREPLY=( $( compgen -W '$( _parse_help "$1" )' -- "$cur" ) )
        return 0
    fi

    case $prev in
        -d|--database|-i|-info)
            COMPREPLY=( $( compgen -W '$( _dictdata -D )' -- "$cur" ) )
            return 0
            ;;
        -s|--strategy)
            COMPREPLY=( $( compgen -W '$( _dictdata -S )' -- "$cur" ) )
            return 0
            ;;
        *)
            ;;
    esac

    local dictfile=/usr/share/dict/words
    [ -r $dictfile ] && \
        COMPREPLY=( $( compgen -W '$( cat $dictfile )' -- "$cur" ) )
} &&
complete -F _dict -o default dict rdict

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