using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Reflection;
using System.Text;
using System.Text.Json;
using System.Text.Json.Nodes;
using Senzing.Sdk;
using Senzing.Sdk.Core;

// get the senzing repository settings
string? settings = Environment.GetEnvironmentVariable("SENZING_ENGINE_CONFIGURATION_JSON");
if (settings == null)
{
    Console.Error.WriteLine("Unable to get settings.");
    throw new ArgumentException("Unable to get settings");
}

// create a descriptive instance name (can be anything)
Assembly assembly = Assembly.GetExecutingAssembly();
string? instanceName = assembly.GetName().Name;

// initialize the Senzing environment
SzEnvironment env = SzCoreEnvironment.NewBuilder()
    .Settings(settings)
    .InstanceName(instanceName)
    .VerboseLogging(false)
    .Build();

try
{
    SzEngine engine = env.GetEngine();

    Stopwatch stopwatch = Stopwatch.StartNew();

    engine.PrimeEngine();

    long duration = stopwatch.ElapsedMilliseconds;

    Console.WriteLine("Primed Senzing engine. (" + duration + "ms");

}
catch (SzException e)
{
    // handle any exception that may have occurred
    Console.Error.WriteLine("Senzing Error Message : " + e.Message);
    Console.Error.WriteLine("Senzing Error Code    : " + e.ErrorCode);
    Console.Error.WriteLine(e);
    throw;

}
catch (Exception e)
{
    Console.Error.WriteLine();
    Console.Error.WriteLine("*** Terminated due to critical error ***");
    Console.Error.WriteLine(e);
    Console.Error.Flush();
    throw;

}
finally
{
    // IMPORTANT: make sure to destroy the environment
    env.Destroy();
}