telegram-bot/Core/Options/DbOptionProvider.cs

using System.Threading.Tasks;
using Kruzya.TelegramBot.Core.Data;
using Kruzya.TelegramBot.Core.Extensions;

namespace Kruzya.TelegramBot.Core.Options;

public class DbOptionProvider : IOptionProvider
{
    private readonly CoreContext _db;

    public DbOptionProvider(CoreContext db)
    {
        _db = db;
    }
    
    public async Task<TValue> GetValueAsync<TValue>(long chatId, string optionId, TValue defVal)
    {
        return (await _db.ChatOptionValues.FindOrCreateOption(chatId, optionId)).GetValue(defVal);
    }

    public async Task SetValueAsync<TValue>(long chatId, string optionId, TValue value)
    {
        var chatOption = await _db.ChatOptionValues.FindOrCreateOption(chatId, optionId);
        chatOption.SetValue(value);
        _db.AddOrUpdate(chatOption);
    }
}