using BankSampahApp.Models;
using BankSampahApp.Services;
using Microsoft.AspNetCore.Mvc;

namespace BankSampahApp.Controllers;

public class NotificationsController : Controller
{
    private readonly INotificationService _notificationService;

    public NotificationsController(INotificationService notificationService)
    {
        _notificationService = notificationService;
    }

    [HttpGet]
    public IActionResult Index(string? tab)
    {
        NotificationCategory? categoryFilter = null;
        if (!string.IsNullOrWhiteSpace(tab) && !tab.Equals("Semua", StringComparison.OrdinalIgnoreCase)
            && Enum.TryParse(tab, ignoreCase: true, out NotificationCategory parsedCategory))
        {
            categoryFilter = parsedCategory;
        }

        var viewModel = new NotificationListViewModel
        {
            ActiveCategory = categoryFilter
        };

        return View(viewModel);
    }

    [HttpGet]
    public async Task<IActionResult> Show(int id)
    {
        var notification = _notificationService.GetById(id);
        if (notification is null)
        {
            return NotFound();
        }

        if (!notification.IsRead)
        {
            await _notificationService.UpdateReadStateAsync(id, true);
            notification.IsRead = true;
        }

        return View(notification);
    }

    [HttpGet]
    public async Task<IActionResult> Table(string? category)
    {
        NotificationCategory? categoryFilter = null;

        if (!string.IsNullOrWhiteSpace(category) &&
            Enum.TryParse(category, ignoreCase: true, out NotificationCategory parsedCategory))
        {
            categoryFilter = parsedCategory;
        }

        var notifications = await _notificationService.GetNotificationsAsync(categoryFilter);

        var rows = notifications.Select(n => new
        {
            id = n.Id,
            title = n.Title,
            category = n.Category.ToString(),
            severity = n.Severity.ToString(),
            isRead = n.IsRead,
            summary = n.Summary,
            createdAt = n.CreatedAt.ToString("O"),
            detailUrl = Url.Action("Show", "Notifications", new { id = n.Id })
        });

        return Json(new { data = rows });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> UpdateReadStatus(int id, bool isRead)
    {
        var success = await _notificationService.UpdateReadStateAsync(id, isRead);
        if (!success)
        {
            return NotFound();
        }

        return Json(new { success = true });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> Delete(int id)
    {
        var success = await _notificationService.DeleteAsync(id);
        if (!success)
        {
            return NotFound();
        }

        return Json(new { success = true });
    }
}