// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

use std::{env, fs, io::Write, path::PathBuf, str::FromStr};

/// Returns path to the test parquet file in 'data' directory
pub fn get_test_path(file_name: &str) -> PathBuf {
	let mut pathbuf = env::current_dir().unwrap();
	pathbuf.push(PathBuf::from_str("../amadeus-testing/parquet").unwrap());
	pathbuf.push(file_name);
	pathbuf
}

/// Returns file handle for a test parquet file from 'data' directory
pub fn get_test_file(file_name: &str) -> fs::File {
	let file = fs::File::open(get_test_path(file_name).as_path());
	if file.is_err() {
		panic!("Test file {} not found", file_name)
	}
	file.unwrap()
}

/// Returns file handle for a temp file in 'target' directory with a provided content
pub fn get_temp_file(file_name: &str, content: &[u8]) -> fs::File {
	// build tmp path to a file in "./testdata"
	let mut path_buf = env::current_dir().unwrap();
	path_buf.push("testdata");
	fs::create_dir_all(&path_buf).unwrap();
	path_buf.push(file_name);

	// write file content
	let mut tmp_file = fs::File::create(path_buf.as_path()).unwrap();
	tmp_file.write_all(content).unwrap();
	tmp_file.sync_all().unwrap();

	// return file handle for both read and write
	let file = fs::OpenOptions::new()
		.read(true)
		.write(true)
		.open(path_buf.as_path());
	assert!(file.is_ok());
	file.unwrap()
}
