using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using eprintServer.Services;
using eprintServer.Entities;
using System.Collections.Generic;
using System.Threading.Tasks;
using System.Linq;
using Microsoft.AspNetCore.Http;
using System;

namespace eprintServer.Controllers;

[ApiController]
[Route("api/[controller]")]
[Authorize(Roles = "ADMIN,SUB_ADMIN")] 
public class TranslationController : ControllerBase
{
    private readonly TranslationService _translationService;

    public TranslationController(TranslationService translationService)
    {
        _translationService = translationService;
    }


    [HttpGet("available-languages")]
    public async Task<ActionResult<List<Language>>> GetAvailableLanguages()
    {
        var languages = await _translationService.GetAllAvailableLanguagesAsync();
        return Ok(languages);
    }

    [HttpGet("active-transaction-languages")]
    public async Task<ActionResult<TranslationSetting>> GetActiveConfig()
    {
        var setting = await _translationService.GetTranslationSettingAsync();
        return Ok(setting);
    }


    [HttpPut("update-active-languages-translation")]
    public async Task<ActionResult<TranslationSetting>> UpdateActiveLanguages([FromBody] List<string> selectedTags)
    {
        if (selectedTags == null || !selectedTags.Any())
        {
            return BadRequest("At least one language tag must be provided.");
        }
        try
        {
            var updatedSetting = await _translationService.UpdateActiveLanguagesAsync(selectedTags);
            return Ok(updatedSetting);
        }
        catch (Exception e)
        {
            return StatusCode(StatusCodes.Status500InternalServerError, $"Error saving configuration: {e.Message}");
        }
    }
}