using Asp.Versioning;
using Core.Thalos.Application.UseCases.Users.Input;
using Core.Thalos.BuildingBlocks;
using Core.Thalos.External.Clients.Thalos.Requests.Users;
using Lib.Architecture.BuildingBlocks;
using LSA.Dashboard.External.Clients.Dashboard;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using System.Text.Json;

namespace Core.Thalos.BFF.Api.Controllers
{
    /// <summary>
    /// Handles all requests for user authentication.
    /// </summary>
    [ApiVersion("1.0")]
    [Route("api/v{version:apiVersion}/[controller]")]
    [Consumes("application/json")]
    [Produces("application/json")]
    [ApiController]
    public class UserController(IThalosServiceClient thalosServiceClient, ILogger<UserController> logger) : BaseController(logger)
    {
        /// <summary>
        /// Gets all users.
        /// </summary>
        [HttpGet("GetAll")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [Authorize(AuthenticationSchemes = Schemes.DefaultScheme)]
        [Permission("UserManagement.Read")]
        public async Task<IActionResult> GetAllUsersService(CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(GetAllUsersService)} - Request received - Payload: ");

                return await Handle(() => thalosServiceClient.GetAllUsersService(new GetAllUsersRequest { }, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(GetAllUsersService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload");
                throw;
            }
        }

        /// <summary>
        /// Creates a new user.
        /// </summary>
        [HttpPost("Create")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [Authorize(AuthenticationSchemes = Schemes.DefaultScheme)]
        [Permission("UserManagement.Write")]
        public async Task<IActionResult> CreateUserService(CreateUserRequest newUser, CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(CreateUserService)} - Request received - Payload: {JsonSerializer.Serialize(newUser)}");

                if (newUser == null) return BadRequest("Invalid user object");

                if (string.IsNullOrEmpty(newUser.Email)) return BadRequest("Invalid user email");

                if (string.IsNullOrEmpty(newUser.Name)) return BadRequest("Invalid user name");

                if (string.IsNullOrEmpty(newUser.LastName)) return BadRequest("Invalid user lastname");

                if (string.IsNullOrEmpty(newUser.RoleId)) return BadRequest("Invalid role id");

                return await Handle(() => thalosServiceClient.CreateUserService(newUser, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(CreateUserService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload {JsonSerializer.Serialize(newUser)}");
                throw;
            }
        }

        /// <summary>
        /// Gets the user by identifier.
        /// </summary>
        [HttpPost("GetById")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [Authorize(AuthenticationSchemes = Schemes.DefaultScheme)]
        [Permission("UserManagement.Read")]
        public async Task<IActionResult> GetUserByIdService(GetUserRequest request, CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(GetUserByIdService)} - Request received - Payload: {JsonSerializer.Serialize(request)}");

                if (string.IsNullOrEmpty(request._Id)) return BadRequest("Invalid user identifier");

                return await Handle(() => thalosServiceClient.GetUserByIdService(request, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(GetUserByIdService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload {JsonSerializer.Serialize(request)}");
                throw;
            }
        }

        /// <summary>
        /// Gets the user by email.
        /// </summary>
        [HttpPost("GetByEmail")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [Authorize(AuthenticationSchemes = Schemes.DefaultScheme)]
        [Permission("UserManagement.Read")]
        public async Task<IActionResult> GetUserByEmailService(GetUserByEmailRequest request, CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(GetUserByEmailService)} - Request received - Payload: {JsonSerializer.Serialize(request)}");

                if (string.IsNullOrEmpty(request.Email)) return BadRequest("Invalid user email");

                return await Handle(() => thalosServiceClient.GetUserByEmailService(request, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(GetUserByIdService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload {JsonSerializer.Serialize(request)}");
                throw;
            }
        }

        /// <summary>
        /// Updates a full user by identifier.
        /// </summary>
        [HttpPut("Update")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [Authorize(AuthenticationSchemes = Schemes.DefaultScheme)]
        [Permission("UserManagement.Write")]
        public async Task<IActionResult> UpdateUserService(UpdateUserRequest request, CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(UpdateUserService)} - Request received - Payload: {JsonSerializer.Serialize(request)}");

                if (request == null) return BadRequest("Invalid user object");

                if (string.IsNullOrEmpty(request.Email)) return BadRequest("Invalid user email");

                if (string.IsNullOrEmpty(request.Name)) return BadRequest("Invalid user name");

                if (string.IsNullOrEmpty(request.LastName)) return BadRequest("Invalid user lastname");

                if (string.IsNullOrEmpty(request.RoleId)) return BadRequest("Invalid role id");

                if (!request.Companies.Any()) return BadRequest("The user must contain at least one company");

                return await Handle(() => thalosServiceClient.UpdateUserService(request, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(UpdateUserService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload {JsonSerializer.Serialize(request)}");
                throw;
            }
        }

        /// <summary>
        /// Logs in the user.
        /// </summary>
        [HttpPatch("LoginUser")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [Authorize(AuthenticationSchemes = $"{Schemes.GoogleScheme}, {Schemes.DefaultScheme}")]
        public async Task<IActionResult> LoginUserService([FromBody] LoginUserRequest request, CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(LoginUserService)} - Request received - Payload: {JsonSerializer.Serialize(request)}");

                if (string.IsNullOrEmpty(request.Email)) return BadRequest("Invalid user email");

                return await Handle(() => thalosServiceClient.LoginUserService(request, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(LoginUserService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload");
                throw;
            }
        }

        /// <summary>
        /// Logs out the user.
        /// </summary>
        [HttpPatch("LogoutUser")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [Authorize(AuthenticationSchemes = $"{Schemes.GoogleScheme}, {Schemes.DefaultScheme}")]
        public async Task<IActionResult> LogoutUserService([FromBody] LogoutUserRequest request, CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(LogoutUserService)} - Request received - Payload: {JsonSerializer.Serialize(request)}");

                if (string.IsNullOrEmpty(request.Email)) return BadRequest("Invalid user email");

                return await Handle(() => thalosServiceClient.LogoutUserService(request, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(LogoutUserService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload");
                throw;
            }
        }

        /// <summary>
        /// Changes the status of the user.
        /// </summary>
        [HttpPatch]
        [Route("ChangeStatus")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status204NoContent)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [Authorize(AuthenticationSchemes = Schemes.DefaultScheme)]
        [Permission("UserManagement.Write")]
        public async Task<IActionResult> ChangeUserStatusService([FromBody] ChangeUserStatusRequest request, CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(ChangeUserStatusService)} - Request received - Payload: {JsonSerializer.Serialize(request)}");

                if (string.IsNullOrEmpty(request._Id)) { return BadRequest("Invalid user identifier"); }

                return await Handle(() => thalosServiceClient.ChangeUserStatusService(request, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(ChangeUserStatusService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload {JsonSerializer.Serialize(request)}");
                throw;
            }
        }

        /// <summary>
        /// Gets the user by email.
        /// </summary>
        [HttpPost("ValidateExistence")]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status412PreconditionFailed)]
        [ProducesResponseType(typeof(Notification), StatusCodes.Status422UnprocessableEntity)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        [AllowAnonymous]
        public async Task<IActionResult> ValidateUserExistenceService(ValidateUserExistenceRequest request, CancellationToken cancellationToken)
        {
            try
            {
                logger.LogInformation($"{nameof(ValidateUserExistenceService)} - Request received - Payload: {JsonSerializer.Serialize(request)}");

                if (string.IsNullOrEmpty(request.Email)) return BadRequest("Invalid user email");

                return await Handle(() => thalosServiceClient.ValidateUserExistenceService(request, cancellationToken)).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                logger.LogError($"{nameof(GetUserByIdService)} - An Error Occurred- {ex.Message} - {ex.InnerException} - {ex.StackTrace} - with payload {JsonSerializer.Serialize(request)}");
                throw;
            }
        }
    }
}