#!/usr/bin/env bash
set -euo pipefail
DELAY_SECONDS="${DELAY_SECONDS:-3600}"
REPO_ID="${REPO_ID:-ASTERIZER/tokeniser}"
REPO_TYPE="${REPO_TYPE:-space}"
ZIP_NAME="${ZIP_NAME:-DATA.7z}"
WORK_ROOT="${WORK_ROOT:-/workspace}"
BUNDLE_DIR="${BUNDLE_DIR:-${WORK_ROOT}/Tokenizer}"
DATA_ROOT="${DATA_ROOT:-${WORK_ROOT}/DATA}"
RUNS_ROOT="${RUNS_ROOT:-${DATA_ROOT}/runs}"
UPLOAD_PATH="${UPLOAD_PATH:-artifacts/runs/final}"
export HF_HUB_ENABLE_HF_TRANSFER=1
export HF_XET_HIGH_PERFORMANCE=1
mkdir -p "${WORK_ROOT}"
echo "[delay] sleeping ${DELAY_SECONDS}s before starting unattended run"
sleep "${DELAY_SECONDS}"
python3 -m pip install -U "huggingface_hub[hf_transfer]" datasets tokenizers tiktoken transformers sentencepiece
python3 - <<'PY'
import os
from huggingface_hub import hf_hub_download, snapshot_download
repo_id = os.environ['REPO_ID']
repo_type = os.environ['REPO_TYPE']
work_root = os.environ['WORK_ROOT']
bundle_dir = os.environ['BUNDLE_DIR']
zip_name = os.environ['ZIP_NAME']
token = os.environ.get('HF_TOKEN')
patterns = [
    'asterizer.py',
    'hf_space_bridge.py',
    'README.md',
    'requirements.txt',
    'sources.lock.json',
    'source.lock.json',
    '*.sh',
    '*.md',
]
snapshot_download(
    repo_id=repo_id,
    repo_type=repo_type,
    local_dir=bundle_dir,
    local_dir_use_symlinks=False,
    allow_patterns=patterns,
    token=token,
)
hf_hub_download(
    repo_id=repo_id,
    repo_type=repo_type,
    filename=zip_name,
    local_dir=work_root,
    local_dir_use_symlinks=False,
    token=token,
)
print('[hf] bundle + archive downloaded')
PY
7z t "${WORK_ROOT}/${ZIP_NAME}"
7z x "${WORK_ROOT}/${ZIP_NAME}" -o"${WORK_ROOT}"
cd "${BUNDLE_DIR}"
python3 asterizer.py --vocab 32K,64K,128K --gb 240 --yes --require-lock --allow-license-review --runs-root "${RUNS_ROOT}" --prepared-data-dir "${RUNS_ROOT}/data_240gb"
if [[ -n "${HF_TOKEN:-}" ]]; then
  python3 hf_space_bridge.py upload-runs --repo-id "${REPO_ID}" --repo-type "${REPO_TYPE}" --runs-dir "${RUNS_ROOT}" --path-in-repo "${UPLOAD_PATH}"
else
  echo "[upload] HF_TOKEN not set; skipping artifact upload"
fi