using Microsoft.Extensions.Configuration;
using Microsoft.Win32;
using System.IO;

namespace RhSolutions.Services;

public class AddInConfiguration : IAddInConfiguration
{
	private IConfiguration _configuration;
	private RegistryKey _rootKey;
	private string _priceListPath;
	private Dictionary<string, string> settingsValues;

	public string this[string key]
	{
		get => _configuration[key];
	}

	public event IAddInConfiguration.SettingsHandler OnSettingsChange;

	public AddInConfiguration()
	{
		_configuration = new ConfigurationBuilder()
			.AddUserSecrets<RhSolutionsAddIn>()
			.AddEnvironmentVariables("RHS_ADDIN__")
			.Build();

		_rootKey = Registry.CurrentUser.CreateSubKey(@"SOFTWARE\RhSolutions\RhSolutions-AddIn");
		_priceListPath = (string)_rootKey.GetValue("PriceListPath");
		settingsValues = new()
		{
			["Amount"] = "Кол-во",
			["OldSku"] = "Прежний материал",
			["Sku"] = "Актуальный материал",
			["ProductLine"] = "Программа",
			["Name"] = "Наименование",
			["Measure"] = "Ед. изм."
		};
	}

	public string GetPriceListFileName() => Path.GetFileName(_priceListPath);
	public Dictionary<string, string> GetPriceListHeaders() => settingsValues;
	public string GetPriceListPath() => _priceListPath;

	public void SaveSettings()
	{
		_rootKey.SetValue("PriceListPath", _priceListPath);
		OnSettingsChange.Invoke();
	}

	public void SetPriceListPath(string value)
	{
		_priceListPath = value;
	}
}