#!/bin/sh

set -e -o pipefail

KP="$HOME/.local/bin/KeePassXC-2.5.1-x86_64.AppImage"
[ -e "$KP" ] || {
    echo "$KP not found" >&2; exit 1
}

DB="${KP_DB:-$HOME/Dropbox/keepass-box.kdbx}"
[ -e "$DB" ] || {
    echo "$DB not found" >&2; exit 1
}

keepass()
{
    "$KP" $@
}

wofi()
{
    wofi -k /dev/null --dmenu --prompt 'Select an entry'
}

unset passwd
passwd="$(ASKPASS_PROMPT='Enter KeePassXC password' askpass)"
[ -n "$passwd" ] || {
    echo "No password" >&2; exit 1
}

_kp_command=show
_kp_opts='-q -a Password'
_kp_extra_args=
case $1 in
    clip)
        _kp_command='clip'
        _kp_opts='-q'
        _kp_extra_args='15' # timeout
        shift
        ;;
    dump)
        echo "$passwd" | keepass cli export -f csv "$DB"
        exit 0
        ;;
esac

entry="$1"
[ -n "$entry" ] || {
    entry=$(echo "$passwd" \
        | keepass cli ls -q -R "$DB" \
        | awk '
{
    if ($0~/\/$/) { 
        sub(/^\s+/, "")
        if ($0!~/^\s+/) {
            grp = $0
        } else {
            print substr($0, match($0, /^\s+/))
            grp = grp $0
        }
            next 
    } else { 
        sub(/^\s+/, "")
        print "/" grp $0 
    } 
}' \
        | grep -v '^/Recycle Bin' \
        | sort -t/ -k2n \
        | wofi)
    [ -n "$entry" ] || {
        echo "No entry" >&2; exit 1
    }
}

echo "$passwd" | keepass cli "$_kp_command" "$_kp_opts" "$DB" "$entry" "$_kp_extra_args"