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

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

PYTHON_BIN="${PYTHON_BIN:-./.venv/bin/python}"

if [[ ! -x "$PYTHON_BIN" ]]; then
  echo "Python executable not found: $PYTHON_BIN" >&2
  exit 1
fi

if [[ -n "${PYINSTALLER_BIN:-}" ]]; then
  if [[ ! -x "$PYINSTALLER_BIN" ]]; then
    echo "PyInstaller executable not found: $PYINSTALLER_BIN" >&2
    exit 1
  fi
  PYINSTALLER_CMD=("$PYINSTALLER_BIN")
else
  if ! "$PYTHON_BIN" -c "import PyInstaller" >/dev/null 2>&1; then
    echo "PyInstaller is not installed in: $PYTHON_BIN" >&2
    echo "Install it with: uv pip install --python ./.venv/bin/python pyinstaller" >&2
    exit 1
  fi
  PYINSTALLER_CMD=("$PYTHON_BIN" -m PyInstaller)
fi

VERSION="$("$PYTHON_BIN" -c "from pathlib import Path; import tomllib; print(tomllib.loads(Path('pyproject.toml').read_text(encoding='utf-8'))['project']['version'])")"
OS_NAME="$(uname -s | tr '[:upper:]' '[:lower:]')"
ARCH_NAME="$(uname -m)"
VERSIONED_OUTPUT="dist/mlog-tool-qt-v${VERSION}-${OS_NAME}-${ARCH_NAME}"

echo "Building Qt executable with ${PYINSTALLER_CMD[*]}"
QT_QPA_PLATFORM="${QT_QPA_PLATFORM:-offscreen}" "${PYINSTALLER_CMD[@]}" --noconfirm --clean mlog_tool_qt.spec

cp dist/mlog-tool-qt "$VERSIONED_OUTPUT"

echo
echo "Build finished:"
echo "  dist/mlog-tool-qt"
echo "  $VERSIONED_OUTPUT"