using MagicCarpetContracts.BuisnessLogicContracts;
using MagicCarpetContracts.DataModels;
using MagicCarpetContracts.Exceptions;
using MagicCarpetContracts.Extensions;
using MagicCarpetContracts.StoragesContracts;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.Json;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace MagicCarpetBusinessLogic.Implementations;

internal class ClientBusinessLogicContract(IClientStorageContract clientStorageContract, ILogger logger)  : IClientBusinessLogicContract
{
    private readonly ILogger _logger = logger;
    private readonly IClientStorageContract _clientStorageContract = clientStorageContract;

    public List<ClientDataModel> GetAllClients()
    {
        _logger.LogInformation("GetAllClients");
        return _clientStorageContract.GetList() ?? throw new NullListException();
    }

    public ClientDataModel GetClientByData(string data)
    {
        _logger.LogInformation("Get element by data: {data}", data);
        if (data.IsEmpty())
        {
            throw new ArgumentNullException(nameof(data));
        }
        if (data.IsGuid())
        {
            return _clientStorageContract.GetElementById(data) ?? throw new ElementNotFoundException(data);
        }
        if (Regex.IsMatch(data, @"^((8|\+7)[\- ]?)?(\(?\d{3}\)?[\- ]?)?[\d\- ]{7,10}$"))
        {
            return _clientStorageContract.GetElementByPhoneNumber(data) ?? throw new ElementNotFoundException(data);
        }
        return _clientStorageContract.GetElementByFIO(data) ?? throw new ElementNotFoundException(data);
    }

    public void InsertClient(ClientDataModel clientDataModel)
    {
        _logger.LogInformation("New data: {json}", JsonSerializer.Serialize(clientDataModel));
        ArgumentNullException.ThrowIfNull(clientDataModel);
        clientDataModel.Validate();
        _clientStorageContract.AddElement(clientDataModel);
    }

    public void UpdateClient(ClientDataModel clientDataModel)
    {
        _logger.LogInformation("Update data: {json}", JsonSerializer.Serialize(clientDataModel));
        ArgumentNullException.ThrowIfNull(clientDataModel);
        clientDataModel.Validate();
        _clientStorageContract.UpdElement(clientDataModel);
    }

    public void DeleteClient(string id)
    {
        _logger.LogInformation("Delete by id: {id}", id);
        if (id.IsEmpty())
        {
            throw new ArgumentNullException(nameof(id));
        }
        if (!id.IsGuid())
        {
            throw new ValidationException("Id is not a unique identifier");
        }
        _clientStorageContract.DelElement(id);
    }
}