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/*
 * 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::{fmt::Debug, path::PathBuf};

use config::Config;
use serde::Deserialize;

pub fn parse_config_file<'de, C>(config_file: PathBuf) -> anyhow::Result<C, anyhow::Error>
where
    C: Default + Debug + Deserialize<'de>,
{
    let config_file = Config::builder()
        .add_source(config::File::with_name(
            config_file.to_string_lossy().into_owned().as_str(),
        ))
        .build()
        .map_or(C::default(), |result| {
            result.try_deserialize::<C>().unwrap_or_default()
        });
    //info!("parse config: {:?}", config_file);
    Ok(config_file)
}