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// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "fuchsia/base/config_reader.h"
#include "base/files/file_util.h"
#include "base/json/json_reader.h"
namespace cr_fuchsia {
base::Optional<base::Value> LoadPackageConfig() {
constexpr char kConfigPath[] = "/config/data/config.json";
base::FilePath path(kConfigPath);
if (!base::PathExists(path)) {
LOG(WARNING) << "Config file doesn't exist: " << path.value();
return base::nullopt;
}
std::string file_content;
bool loaded = base::ReadFileToString(path, &file_content);
if (!loaded) {
LOG(WARNING) << "Couldn't read config file: " << path.value();
return base::nullopt;
}
base::JSONReader reader;
base::Optional<base::Value> parsed = reader.Read(file_content);
CHECK(parsed) << "Failed to parse " << path.value() << ": "
<< reader.GetErrorMessage();
CHECK(parsed->is_dict()) << "Config is not a JSON dictinary: "
<< path.value();
return std::move(parsed.value());
}
} // namespace cr_fuchsia
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