#nullable disable
using CORE.APP.Models;
using Locations.APP.Features.Cities;
using MediatR;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
//Generated from Custom Microservices Template.
namespace Locations.API.Controllers
{
[Route("api/[controller]")]
[ApiController]
[Authorize(Roles = "Admin")]
public class CitiesController : ControllerBase
{
private readonly ILogger<CitiesController> _logger;
private readonly IMediator _mediator;
// Constructor: injects logger to log the errors to Kestrel Console or Output Window and mediator
public CitiesController(ILogger<CitiesController> logger, IMediator mediator)
{
_logger = logger;
_mediator = mediator;
}
// GET: api/Cities
[HttpGet]
[AllowAnonymous]
public async Task<IActionResult> Get()
{
try
{
// Send a query request to get query response
var response = await _mediator.Send(new CityQueryRequest());
// Convert the query response to a list
var list = await response.ToListAsync();
// If there are items, return them with 200 OK
if (list.Any())
return Ok(list);
// If no items found, return 204 No Content
return NoContent();
}
catch (Exception exception)
{
// Log the exception
_logger.LogError("CitiesGet Exception: " + exception.Message);
// Return 500 Internal Server Error with an error command response with message
return StatusCode(StatusCodes.Status500InternalServerError, new CommandResponse(false, "An exception occured during CitiesGet."));
}
}
// GET: api/Cities/5
[HttpGet("{id}")]
[AllowAnonymous]
public async Task<IActionResult> Get(int id)
{
try
{
// Send a query request to get query response
var response = await _mediator.Send(new CityQueryRequest());
// Find the item with the given id
var item = await response.SingleOrDefaultAsync(r => r.Id == id);
// If item found, return it with 200 OK
if (item is not null)
return Ok(item);
// If item not found, return 204 No Content
return NoContent();
}
catch (Exception exception)
{
// Log the exception
_logger.LogError("CitiesGetById Exception: " + exception.Message);
// Return 500 Internal Server Error with an error command response with message
return StatusCode(StatusCodes.Status500InternalServerError, new CommandResponse(false, "An exception occured during CitiesGetById."));
}
}
// POST: api/Cities
[HttpPost]
public async Task<IActionResult> Post(CityCreateRequest request)
{
try
{
// Check if the request model is valid through data annotations
if (ModelState.IsValid)
{
// Send the create request
var response = await _mediator.Send(request);
// If creation is successful, return 200 OK with success command response
if (response.IsSuccessful)
{
//return CreatedAtAction(nameof(Get), new { id = response.Id }, response);
return Ok(response);
}
// If creation failed, add error command response message to model state
ModelState.AddModelError("CitiesPost", response.Message);
}
// Return 400 Bad Request with all data annotation validation error messages and the error command response message if added seperated by |
return BadRequest(new CommandResponse(false, string.Join("|", ModelState.Values.SelectMany(v => v.Errors).Select(e => e.ErrorMessage))));
}
catch (Exception exception)
{
// Log the exception
_logger.LogError("CitiesPost Exception: " + exception.Message);
// Return 500 Internal Server Error with an error command response with message
return StatusCode(StatusCodes.Status500InternalServerError, new CommandResponse(false, "An exception occured during CitiesPost."));
}
}
// PUT: api/Cities
[HttpPut]
public async Task<IActionResult> Put(CityUpdateRequest request)
{
try
{
// Check if the request model is valid through data annotations
if (ModelState.IsValid)
{
// Send the update request
var response = await _mediator.Send(request);
// If update is successful, return 200 OK with success command response
if (response.IsSuccessful)
{
//return NoContent();
return Ok(response);
}
// If update failed, add error command response message to model state
ModelState.AddModelError("CitiesPut", response.Message);
}
// Return 400 Bad Request with all data annotation validation error messages and the error command response message if added seperated by |
return BadRequest(new CommandResponse(false, string.Join("|", ModelState.Values.SelectMany(v => v.Errors).Select(e => e.ErrorMessage))));
}
catch (Exception exception)
{
// Log the exception
_logger.LogError("CitiesPut Exception: " + exception.Message);
// Return 500 Internal Server Error with an error command response with message
return StatusCode(StatusCodes.Status500InternalServerError, new CommandResponse(false, "An exception occured during CitiesPut."));
}
}
// DELETE: api/Cities/5
[HttpDelete("{id}")]
public async Task<IActionResult> Delete(int id)
{
try
{
// Send the delete request
var response = await _mediator.Send(new CityDeleteRequest() { Id = id });
// If delete is successful, return 200 OK with success command response
if (response.IsSuccessful)
{
//return NoContent();
return Ok(response);
}
// If delete failed, add error command response message to model state
ModelState.AddModelError("CitiesDelete", response.Message);
// Return 400 Bad Request with the error command response message
return BadRequest(new CommandResponse(false, string.Join("|", ModelState.Values.SelectMany(v => v.Errors).Select(e => e.ErrorMessage))));
}
catch (Exception exception)
{
// Log the exception
_logger.LogError("CitiesDelete Exception: " + exception.Message);
// Return 500 Internal Server Error with an error command response with message
return StatusCode(StatusCodes.Status500InternalServerError, new CommandResponse(false, "An exception occured during CitiesDelete."));
}
}
/// <summary>
/// Retrieves a list of cities that belong to the specified country.
/// </summary>
/// <param name="countryId">The unique identifier of the country whose cities are to be retrieved.</param>
/// <returns>
/// Returns <see cref="OkObjectResult"/> with the list of cities if any are found;
/// otherwise, returns <see cref="NoContentResult"/> if no cities exist for the given country.
/// </returns>
/// <remarks>
/// Example request: GET api/Cities/GetByCountryId/3
/// </remarks>
[HttpGet("[action]/{countryId}")]
[AllowAnonymous]
public async Task<IActionResult> GetByCountryId(int countryId)
{
var response = await _mediator.Send(new CityQueryRequest() { CountryId = countryId });
var list = await response.ToListAsync();
if (list.Any())
return Ok(list);
return NoContent();
}
}
}