#!/bin/bash
if [ "$EUID" -eq 0 ]; then
   KEYS_DIR="/root/ssh-keys"
   AUTHORIZED_KEYS="/root/.ssh/authorized_keys"
else
   if [ -z "$1" ]; then
      USER='whoami'
   else
      USER='$1'
   fi
   KEYS_DIR="/home/${USER}/ssh-keys"
   AUTHORIZED_KEYS="/home/${USER}/.ssh/authorized_keys"
fi

# Git repo
GIT_REPO="https://git.chillplace.beer/jirka1324/ssh-keys.git"

# Logování
LOG_FILE="/var/log/update-ssh-keys.log"

# Pokud repo neexistuje, naklonovat
if [ ! -d "$KEYS_DIR" ]; then
    git clone "$GIT_REPO" "$KEYS_DIR" >> "$LOG_FILE" 2>&1
fi

# Stáhnout nové změny
cd "$KEYS_DIR" || exit
git pull origin main >> "$LOG_FILE" 2>&1

# Zkopírovat do ~/.ssh
cp "$KEYS_DIR/authorized_keys" "$AUTHORIZED_KEYS"
chown "$USER:$USER" "$AUTHORIZED_KEYS"
chmod 600 "$AUTHORIZED_KEYS"

echo "Klíče aktualizovány: $(date)" >> "$LOG_FILE"