#!/bin/bash
# delete_account.sh <username>

set -e

USERNAME="$1"
if [[ -z "$USERNAME" ]]; then
    echo "Usage: $0 <username>" >&2
    exit 1
fi

DOMAIN=$(grep "^domain=" /opt/copymail/config.sh 2>/dev/null | cut -d= -f2)
[[ -z "$DOMAIN" ]] && DOMAIN=$(php -r "require '/opt/copymail/web/includes/db.php'; echo cfg('domain');")

MAILDIR="/var/mail/vhosts/${DOMAIN}/${USERNAME}"
SMBDIR="/srv/copymail/${USERNAME}"
DOVECOT_PASSWD="/etc/dovecot/users"
VMAILBOX="/etc/postfix/vmailbox"

# --- Supprime le Maildir ---
[[ -d "${MAILDIR}" ]] && rm -rf "${MAILDIR}"

# --- Retire de vmailbox ---
if [[ -f "${VMAILBOX}" ]]; then
    sed -i "/^${USERNAME}@${DOMAIN}/d" "${VMAILBOX}"
    postmap "${VMAILBOX}"
fi

# --- Retire de Dovecot passwd ---
if [[ -f "${DOVECOT_PASSWD}" ]]; then
    sed -i "/^${USERNAME}@${DOMAIN}:/d" "${DOVECOT_PASSWD}"
fi

# --- Retire la section Samba ---
SMB_CONF="/etc/samba/smb.conf"
if grep -qF "[${USERNAME}]" "${SMB_CONF}"; then
    # Supprime la section du compte dans smb.conf
    python3 - <<PYEOF
import re, sys

with open('${SMB_CONF}', 'r') as f:
    content = f.read()

pattern = r'\n\[${USERNAME}\][^\[]*'
content = re.sub(pattern, '', content)

with open('${SMB_CONF}', 'w') as f:
    f.write(content)
PYEOF
fi

# Supprime utilisateur Samba
smbpasswd -x "${USERNAME}" 2>/dev/null || true

# --- Supprime le dossier SMB (ATTENTION: supprime les fichiers) ---
[[ -d "${SMBDIR}" ]] && rm -rf "${SMBDIR}"

# --- Rechargement ---
systemctl reload postfix
systemctl reload dovecot
systemctl reload smbd

echo "OK: compte ${USERNAME} supprimé."