using Microsoft.AspNetCore.Mvc;
using PlotLine.Services;
using PlotLine.ViewModels;

namespace PlotLine.Controllers;

public sealed class ImportsController(IImportService imports) : Controller
{
    public IActionResult Index() => View(new ImportIndexViewModel
    {
        JsonText = ImportIndexViewModel.SampleJson
    });

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> Preview(ImportIndexViewModel model)
    {
        model = await imports.PreviewAsync(model);
        return View("Index", model);
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> Import(ImportIndexViewModel model)
    {
        var result = await imports.ImportAsync(model);
        if (result.Succeeded && result.ProjectID.HasValue)
        {
            TempData["ImportMessage"] = result.Message;
            return RedirectToAction("Details", "Projects", new { id = result.ProjectID.Value });
        }

        model.Preview ??= (await imports.PreviewAsync(model)).Preview;
        model.StatusMessage = result.Message;
        return View("Index", model);
    }
}