using Fleet.Core;
using Fleet.Hosting;
using Monitor.Probe;

TimeProvider time = TimeProvider.System;
INodeLog log = new ConsoleNodeLog(time);

if (PlatformCheck.VerifyCrypto() is { } problem)
{
    log.Error("startup failed", ("err", problem));
    return 1;
}

string configPath = "/etc/monitor/probe.json";
for (int i = 0; i < args.Length - 1; i++)
{
    if (args[i] == "--config")
    {
        configPath = args[i + 1];
    }
}

ProbeFile file;
try
{
    file = NodeConfig.Load(configPath, ProbeConfigContext.Default.ProbeFile);
    if (file.ProbeId.Length == 0 || file.PrivateKey.Length == 0)
    {
        throw new InvalidOperationException("probe.json needs probe_id and private_key (download it from the panel: POST /api/admin/probe/identity)");
    }
}
catch (Exception ex) when (ex is IOException or InvalidDataException or InvalidOperationException or System.Text.Json.JsonException)
{
    log.Error("startup failed", ("err", ex.Message));
    return 1;
}

string directory = Path.GetDirectoryName(Path.GetFullPath(configPath))!;
try
{
    using var app = new ProbeApp(file, directory, time, log);
    await ServiceShell.RunAsync(app.RunAsync, log);
}
catch (Exception ex) when (ex is FormatException or System.Security.Cryptography.CryptographicException)
{
    log.Error("startup failed", ("err", "private_key is not a valid PKCS#8 key: " + ex.Message));
    return 1;
}

return 0;