#!/bin/bash
BIGINDEX="
folder-hook .* 'set index_format=\"%4C %Z %{%b %d %H:%M} [%-20.20n] %2M %s %>.(%4c %3l)\"'
# folder-hook sent_mails 'set index_format=\"%4C %Z %d %-20.20t (%3l) %s\"'
folder-hook sent_mails 'set index_format=\"%4C %Z %{%b %d %H:%M} [%-15.15t] %2M %s %>.(%4c %3l)\"'
"
LITTLEINDEX="
folder-hook .* 'set index_format=\"%3C|%-10.10n|%-22.22s%> |%{%b%d}\"'
folder-hook sent_mails 'set index_format=\"%3C|%-10.10t|%-22.22s%> |%{%b%d}\"'
"

if [ "$COLUMNS" ]
then
    if [ $COLUMNS -lt "50" ]
    then
        echo "$LITTLEINDEX"
    else
        echo "$BIGINDEX"
    fi
else
    echo "$BIGINDEX"
fi