#!/usr/bin/env bash
set -euo pipefail

# ---------------- CONFIG ----------------
SRC_FOLDER="./home-manager"               # source folder in your repo
DEST_FOLDER="$HOME/.config/home-manager"  # target folder
# ----------------------------------------

# Create backup if destination exists
if [ -d "$DEST_FOLDER" ]; then
    BACKUP_DIR="$DEST_FOLDER.bak.$(date +%Y%m%d%H%M%S)"
    echo "Creating backup of existing configuration at $BACKUP_DIR..."
    cp -r "$DEST_FOLDER" "$BACKUP_DIR"
fi

echo "Copying Home Manager configuration from '$SRC_FOLDER' to '$DEST_FOLDER'..."
mkdir -p "$DEST_FOLDER"
cp -a "$SRC_FOLDER/." "$DEST_FOLDER/"

echo "Running home-manager switch..."
home-manager switch

echo "Done! Backup (if any) stored at $BACKUP_DIR"