AcaMate_API/Program/V1/Controllers/AppController.cs

using Microsoft.AspNetCore.Mvc;
using System.Text.Json;
using AcaMate.Common.Data;
using AcaMate.Common.Models;
using Microsoft.IdentityModel.Tokens;
using Version = AcaMate.V1.Models.Version;

namespace AcaMate.V1.Controllers;

[ApiController]
[Route("/api/v1/in/app")]
[ApiExplorerSettings(GroupName = "공통")]
public class AppController : ControllerBase
{
    private readonly AppDbContext _dbContext;

    public AppController(AppDbContext dbContext)
    {
        _dbContext = dbContext;
    }

    [HttpGet("version")]
    [CustomOperation("앱 버전 확인","앱 버전을 확인해서 업데이트 여부 판단", "시스템")]
    public IActionResult GetVersionData(string type)
    {
        if (string.IsNullOrEmpty(type))
        {
            return BadRequest(DefaultResponse.InvalidInputError);
        }

        try
        {
            var version = _dbContext.Version.FirstOrDefault(v => v.os_type == (type == "I" ? "VO01" : "VO02"));
            
            if (version == null)
            {
                return NotFound(DefaultResponse.NotFoundError);
            }

            var response = new APIResponseStatus<Version>
            {
                status = new Status()
                {
                    code = "000",
                    message = "정상"
                },
                data = new Version()
                {
                    os_type = (version.os_type == "VO01" ? "I" : (version.os_type == "VO02" ? "A" : "W")),
                    final_ver = version.final_ver,
                    force_ver = version.force_ver,
                    dev_ver = version.dev_ver,
                    choice_update_yn = version.choice_update_yn
                }
            };

            string jsonString = JsonSerializer.Serialize(response);

            // return Ok(jsonString);
            return Ok(response.JsonToString());
        }
        catch (Exception ex)
        {
            Console.WriteLine($"{ex.Message}\n{ex.StackTrace}");
            return StatusCode(500, DefaultResponse.UnknownError);
        }
    }
}