#!/usr/bin/env bash
# Hard-push GitHub HEAD → Hugging Face Spaces (flattened single commit).
# Pushes to personal Space and build-small-hackathon org submission Space.
# Requires a Hugging Face token from the Space owner account (GuusBouwensNL).
#
# Usage:
#   export HF_TOKEN=hf_...   # write access, GuusBouwensNL account
#   ./scripts/push_hf_space.sh
set -euo pipefail

HF_USER="${PMS_HF_USER:-GuusBouwensNL}"
SPACES=(
  "build-small-hackathon/plane-mode-scholar"
  "GuusBouwensNL/plane-mode-scholar"
)

if [[ -z "${HF_TOKEN:-}" ]]; then
  echo "ERROR: Set HF_TOKEN (write token for ${HF_USER})"
  echo "  export HF_TOKEN=hf_..."
  exit 1
fi

# Trim accidental whitespace/newlines from pasted tokens
HF_TOKEN="$(printf '%s' "$HF_TOKEN" | tr -d '\n\r ')"

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$ROOT"

SHA=$(git rev-parse --short HEAD)
ORIG_BRANCH=$(git rev-parse --abbrev-ref HEAD)

cleanup() {
  git checkout -f "$ORIG_BRANCH" >/dev/null 2>&1 || true
  git branch -D hf-deploy >/dev/null 2>&1 || true
}
trap cleanup EXIT

git config user.email "sync@plane-mode-scholar"
git config user.name "PMS Sync"
git checkout --orphan hf-deploy
git add -A
git commit -q -m "Deploy $SHA (flattened for HF Spaces)"

push_space() {
  local repo="$1"
  local url="https://${HF_USER}:${HF_TOKEN}@huggingface.co/spaces/${repo}"
  echo "Force-pushing $SHA → https://huggingface.co/spaces/${repo}"
  for attempt in 1 2 3 4 5; do
    if git push --force "$url" hf-deploy:main; then
      return 0
    fi
    echo "Push failed, retry in $((attempt * 4))s..."
    sleep $((attempt * 4))
  done
  echo "ERROR: push to ${repo} failed after 5 attempts"
  return 1
}

for repo in "${SPACES[@]}"; do
  push_space "$repo"
done

echo "Done. Both Spaces will rebuild in 2–5 min."
python3 scripts/verify_org_space.py || true
echo "Verify README: https://huggingface.co/spaces/build-small-hackathon/plane-mode-scholar"
echo "Health: curl -s https://build-small-hackathon-plane-mode-scholar.hf.space/api/health"