#!/bin/bash
set -euo pipefail

PILL_REPO="$HOME/gentoo-pill"
HOSTNAME_TAG="${HOSTNAME:-$(hostname)}"

HOST_DIR="$PILL_REPO/hosts/$HOSTNAME_TAG"
echo "Syncing configuration for: $HOSTNAME_TAG"

if [[ -d "$PILL_REPO/.git" ]]; then
    git -C "$PILL_REPO" pull --rebase --autostash
else
    echo "Error: repo not found at $PILL_REPO"
    exit 1
fi

mkdir -p "$HOST_DIR"

echo "Syncing World file component..."
cp /var/lib/portage/world "$HOST_DIR/world"

CONFIGS=(package.use package.accept_keywords package.license package.mask package.unmask package.env repos.conf)

echo "Syncing Portage components..."
for type in "${CONFIGS[@]}"; do
    local_src="/etc/portage/$type"
    repo_dest="$HOST_DIR/$type"

    # rm -rf "$repo_dest" 

    if [[ -e "$local_src" ]]; then
        rsync -a --delete --copy-links "$local_src" "$HOST_DIR/"
    else
        rm -rf "$repo_dest"
    fi
done

echo "Pushing..."
cd "$PILL_REPO"

if [[ -n $(git status --porcelain) ]]; then
    git add .
    git commit -m "sync: $HOSTNAME_TAG $(date +'%Y-%m-%d %H:%M')"
    git push
    echo "Changes pushed successfully."
else
    echo "No changes"
fi