using Dapper;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using Npgsql;
using ProjectFamilyBudget.Entities;
using ProjectFamilyBudget.Entities.Enums;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Unity;

namespace ProjectFamilyBudget.Repositories.Implementations;

public class ExpenseRepository : IExpense
{
    private readonly IConnectionString _connectionString;
    private readonly ILogger<ExpenseRepository> _logger;
    public ExpenseRepository(IConnectionString connectionString, ILogger<ExpenseRepository> logger)
    {
        _connectionString = connectionString;
        _logger = logger;
    }
    public void CreateExpense(Expense expense)
    {
        _logger.LogInformation("Добавление объекта");
        _logger.LogDebug("Объект: {json}", JsonConvert.SerializeObject(expense));

        try
        {
            using var connection = new NpgsqlConnection(_connectionString.ConnectionString);
            var queryInsert = @"
            INSERT INTO Expense (ExpenseType, Name, ExpenseCategory)
            VALUES (@ExpenseType, @Name, @ExpenseCategory)";
            connection.Execute(queryInsert, expense);
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Ошибка при добавлении объекта");
            throw;
        }
    }
    public void UpdateExpense(Expense expense)
    {
        _logger.LogInformation("Редактирование объекта");
        _logger.LogDebug("Объект: {json}", JsonConvert.SerializeObject(expense));
        try
        {
            using var connection = new NpgsqlConnection(_connectionString.ConnectionString);
            var queryUpdate = @"
                UPDATE Expense
                SET
                ExpenseType=@ExpenseType,
                Name=@Name,
                ExpenseCategory=@ExpenseCategory
                WHERE Id=@Id";
            connection.Execute(queryUpdate, expense);
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Ошибка при редактировании объекта");
            throw;
        }
    }

    public void DeleteExpense(int id)
    {
        _logger.LogInformation("Удаление объекта");
        _logger.LogDebug("Объект: {id}", id);
        try
        {
            using var connection = new NpgsqlConnection(_connectionString.ConnectionString);
            var queryDelete = @"
                DELETE FROM Expense
                WHERE Id=@id";
            connection.Execute(queryDelete, new { id });
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Ошибка при удалении объекта");
            throw;
        }
    }
    public Expense ReadExpenseById(int id)
    {
        _logger.LogInformation("Получение объекта по идентификатору");
        _logger.LogDebug("Объект: {id}", id);
        try
        {
            using var connection = new NpgsqlConnection(_connectionString.ConnectionString);
            var querySelect = @"
                SELECT * FROM Expense
                WHERE Id=@id";
            var expense = connection.QueryFirst<Expense>(querySelect, new { id });
            _logger.LogDebug("Найденный объект: {json}", JsonConvert.SerializeObject(expense));
            return expense;
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Ошибка при поиске объекта");
            throw;
        }
    }

    public IEnumerable<Expense> ReadExpense()
    {
        _logger.LogInformation("Получение всех объектов");
        try
        {
            using var connection = new NpgsqlConnection(_connectionString.ConnectionString);
            var querySelect = "SELECT * FROM Expense";
            var expenses = connection.Query<Expense>(querySelect);
            _logger.LogDebug("Полученные объекты: {json}", JsonConvert.SerializeObject(expenses));
            return expenses;
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Ошибка при чтении объектов");
            throw;
        }
    }
}