prs/prs.server/Engines/Database/Proxies/DatabaseProxyEngine.cs

using InABox.Clients;
using InABox.Core;
using InABox.Rpc;
using PRSServices;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace PRSServer;

public abstract class DatabaseProxyEngine<TProperties> : Engine<TProperties>
    where TProperties : DatabaseProxyProperties
{
    protected IRpcClientTransport ServerTransport { get; set; }

    public override void Run()
    {
        Logger.Send(LogType.Information, "", "Starting..");

        if (string.IsNullOrWhiteSpace(Properties.Server))
        {
            Logger.Send(LogType.Error, "", "Server is blank!");
            return;
        }

        ServerTransport = new RpcClientPipeTransport(DatabaseServerProperties.GetProxyName(Properties.Server));
        CheckConnection();

        RunProxy();
    }

    protected abstract void RunProxy();

    private void CheckConnection()
    {
        // Wait for server connection
        ServerTransport.Connect();
        while (!ServerTransport.IsConnected())
        {
            Logger.Send(LogType.Error, "", "Database server unavailable. Trying again in 30 seconds...");
            Task.Delay(30_000).Wait();
            Logger.Send(LogType.Information, "", "Retrying connection...");
        }
    }
}