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

PROJECT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
LOCAL_VENV="$PROJECT_DIR/.venv"
echo "==> biliup-next setup"
echo "project: $PROJECT_DIR"

if command -v python3 >/dev/null 2>&1; then
  PYTHON_BIN="$(command -v python3)"
else
  echo "python3 not found" >&2
  exit 1
fi

if [[ ! -d "$LOCAL_VENV" ]]; then
  echo "==> create virtualenv: $LOCAL_VENV"
  "$PYTHON_BIN" -m venv "$LOCAL_VENV"
fi

VENV_PYTHON="$LOCAL_VENV/bin/python"
VENV_PIP="$LOCAL_VENV/bin/pip"

echo "==> install package"
"$VENV_PYTHON" -m pip install --upgrade pip >/dev/null
"$VENV_PIP" install -e "$PROJECT_DIR"

if [[ -f "$PROJECT_DIR/config/settings.json" ]]; then
  echo "==> settings file exists"
elif [[ -f "$PROJECT_DIR/config/settings.standalone.example.json" ]]; then
  echo "==> seed standalone settings.json from template"
  cp "$PROJECT_DIR/config/settings.standalone.example.json" "$PROJECT_DIR/config/settings.json"
fi

if [[ ! -f "$PROJECT_DIR/config/settings.staged.json" && -f "$PROJECT_DIR/config/settings.json" ]]; then
  echo "==> seed settings.staged.json"
  cp "$PROJECT_DIR/config/settings.json" "$PROJECT_DIR/config/settings.staged.json"
fi

echo "==> init workspace"
PYTHONPATH="$PROJECT_DIR/src" "$VENV_PYTHON" -m biliup_next.app.cli init-workspace

mkdir -p "$PROJECT_DIR/runtime/logs"

if [[ ! -f "$PROJECT_DIR/runtime/cookies.json" && -f "$PROJECT_DIR/runtime/cookies.example.json" ]]; then
  echo "==> seed runtime/cookies.json from template"
  cp "$PROJECT_DIR/runtime/cookies.example.json" "$PROJECT_DIR/runtime/cookies.json"
fi

if [[ ! -f "$PROJECT_DIR/runtime/upload_config.json" && -f "$PROJECT_DIR/runtime/upload_config.example.json" ]]; then
  echo "==> seed runtime/upload_config.json from template"
  cp "$PROJECT_DIR/runtime/upload_config.example.json" "$PROJECT_DIR/runtime/upload_config.json"
fi

echo "==> sync local runtime assets when available"
PYTHONPATH="$PROJECT_DIR/src" "$VENV_PYTHON" -m biliup_next.app.cli sync-legacy-assets || true

echo "==> verify bundled runtime assets"
for REQUIRED_ASSET in \
  "$PROJECT_DIR/runtime/cookies.json" \
  "$PROJECT_DIR/runtime/upload_config.json"
do
  if [[ ! -e "$REQUIRED_ASSET" ]]; then
    echo "missing required runtime asset: $REQUIRED_ASSET" >&2
    echo "populate biliup-next/runtime first, or run sync-legacy-assets as a one-time import." >&2
    exit 1
  fi
done

if [[ ! -e "$PROJECT_DIR/runtime/biliup" ]]; then
  echo "warning: runtime/biliup not found; publish provider will remain unavailable until you copy or install it." >&2
fi

echo "==> runtime doctor"
PYTHONPATH="$PROJECT_DIR/src" "$VENV_PYTHON" -m biliup_next.app.cli doctor

echo
echo "Optional external dependencies expected by current providers:"
echo "  ffmpeg / ffprobe / codex / biliup"
echo "  runtime assets must live under biliup-next/runtime"
echo

read -r -p "Install systemd services now? [y/N] " INSTALL_SYSTEMD
if [[ "${INSTALL_SYSTEMD:-N}" =~ ^[Yy]$ ]]; then
  echo "==> install systemd units"
  BILIUP_NEXT_PYTHON="$VENV_PYTHON" bash "$PROJECT_DIR/install-systemd.sh"
else
  echo "skip systemd install"
fi

cat <<EOF

Setup complete.

Run manually:
  cd $PROJECT_DIR
  bash run-worker.sh
  bash run-api.sh

Dashboard:
  http://127.0.0.1:8787/
EOF