MasterCache.cs

/*
MIT License
Copyright (c) 2019 Yoshitaka Kimisaki
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/

public interface IMasterLoader
{
    Task<byte[]> LoadAsync();
}

public static class MasterCache
{
    // AirtableMasterLoaderも編集する

    public static TestMasterTable TestMaster { get; private set; }

    public static async Task RegisterAsync(IMasterLoader loader)
    {
        var db = new MemoryDatabase(await loader.LoadAsync());

        TestMaster = db.TestMasterTable;
    }
}

// バイナリのScriptableObjectみたいなの作っておく
public class BinaryObject : ScriptableObject
{
    public byte[] Value;
}

// StreamingAssetsにあるバイナリを読み込むやつ
public class ClientMasterLoader : IMasterLoader
{
    public static string BinaryAssetBundleName => "masters";
    public static string BinaryAssetPath => Path.Combine("Assets", "StreamingResources", "Masters", "Masters.asset");

    public async Task<byte[]> LoadAsync()
    {
        var asset = new StreamingAsset()
        {
            AssetName = Path.GetFileName(BinaryAssetPath),
            AssetBundleName = BinaryAssetBundleName,
            AssetFullPath = BinaryAssetPath,
        };

        // 拡張メソッドでいい感じにしてるけど、各々の方法でAssetBundle読み込む感じでOK
        return (await asset.LoadAsync<BinaryObject>()).Value;
    }
}

// Airtableから取得してバイナリに変換するやつ
public class AirtableMasterLoader : IMasterLoader
{
    public async Task<byte[]> LoadAsync()
    {
        // 一度エディタ側で登録されているとRegisterで「一度シリアライザで使った後でRegisterするな」
        // っていうエラーを出すので、とりあえず握りつぶす
        try
        {
            MessagePack.Resolvers.CompositeResolver.Register(
                MessagePack.Resolvers.GeneratedResolver.Instance,
                MessagePack.Resolvers.BuiltinResolver.Instance,
                MessagePack.Resolvers.PrimitiveObjectResolver.Instance,
                MasterMemoryResolver.Instance);
        }
        catch { }
        
        var builder = new DatabaseBuilder(MessagePack.Resolvers.CompositeResolver.Instance);

        using (var client = new AirtableClient("api_key"))
        {
            builder.Append(await client.GetBase("base_id").LoadTableAsync<TestMaster>());
        }

        return builder.Build();
    }
}