/*
 * Copyright (c) 2024 Proton AG
 *
 * This file is part of ProtonVPN.
 *
 * ProtonVPN is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * ProtonVPN is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with ProtonVPN.  If not, see <https://www.gnu.org/licenses/>.
 */

using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using Newtonsoft.Json;
using ProtonVPN.Update.Releases;

namespace ProtonVPN.Update.Storage;

/// <summary>
/// Wraps expected exceptions of <see cref="WebReleaseStorage"/> into <see cref="AppUpdateException"/>.
/// </summary>
public class SafeReleaseStorage : IReleaseStorage
{
    private readonly IReleaseStorage _storage;

    public SafeReleaseStorage(IReleaseStorage storage)
    {
        _storage = storage;
    }

    public async Task<IEnumerable<Release>> GetReleasesAsync()
    {
        try
        {
            return await _storage.GetReleasesAsync();
        }
        catch (JsonException e)
        {
            throw new AppUpdateException("Release history has unsupported format", e);
        }
        catch (Exception e)
        {
            throw new AppUpdateException("Failed to download release history", e);
        }
    }
}