feat: notifications

Controllers/NotificationsController.cs

@@ -0,0 +1,105 @@
+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 });
+    }
+}

Models/NotificationItem.cs

@@ -0,0 +1,28 @@
+namespace BankSampahApp.Models;
+
+public enum NotificationCategory
+{
+    StatusAkun,
+    Transaksi,
+    Pengajuan
+}
+
+public enum NotificationSeverity
+{
+    Info,
+    Success,
+    Warning,
+    Error
+}
+
+public class NotificationItem
+{
+    public int Id { get; set; }
+    public string Title { get; set; } = string.Empty;
+    public string Summary { get; set; } = string.Empty;
+    public bool IsRead { get; set; }
+    public NotificationCategory Category { get; set; }
+    public NotificationSeverity Severity { get; set; }
+    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
+    public string Link { get; set; } = string.Empty;
+}

Models/NotificationListViewModel.cs

@@ -0,0 +1,6 @@
+namespace BankSampahApp.Models;
+
+public class NotificationListViewModel
+{
+    public NotificationCategory? ActiveCategory { get; set; }
+}

Program.cs

@@ -31,6 +31,7 @@ builder.Services.AddControllersWithViews(options =>
 // Register application services
 builder.Services.AddScoped<IHomeService, HomeService>();
 builder.Services.AddScoped<IStatisticsService, StatisticsService>();
+builder.Services.AddSingleton<INotificationService, NotificationService>();
 
 // Register new optimized services
 builder.Services.AddSingleton<ICacheService, CacheService>();
@@ -158,4 +159,4 @@ app.Lifetime.ApplicationStopping.Register(() =>
     app.Logger.LogInformation("Application is shutting down gracefully...");
 });
 
-app.Run();
+app.Run();

Services/INotificationService.cs

@@ -0,0 +1,11 @@
+using BankSampahApp.Models;
+
+namespace BankSampahApp.Services;
+
+public interface INotificationService
+{
+    Task<IReadOnlyList<NotificationItem>> GetNotificationsAsync(NotificationCategory? category = null);
+    NotificationItem? GetById(int id);
+    Task<bool> UpdateReadStateAsync(int id, bool isRead);
+    Task<bool> DeleteAsync(int id);
+}

Services/NotificationService.cs

@@ -0,0 +1,207 @@
+using BankSampahApp.Models;
+
+namespace BankSampahApp.Services;
+
+public class NotificationService : INotificationService
+{
+    private readonly List<NotificationItem> _notifications =
+    [
+        new()
+        {
+            Id = 1,
+            Title = "User BSU - 1",
+            Category = NotificationCategory.StatusAkun,
+            Severity = NotificationSeverity.Warning,
+            Summary = "Status akun Anda saat ini belum disetujui oleh [Nama BSU]. Mohon menunggu proses verifikasi data oleh pihak BSU. Anda akan mendapatkan notifikasi kembali setelah data Anda diverifikasi.",
+            CreatedAt = DateTime.UtcNow.AddDays(-1),
+            IsRead = false
+        },
+        new()
+        {
+            Id = 2,
+            Title = "User BSU - 2",
+            Category = NotificationCategory.StatusAkun,
+            Severity = NotificationSeverity.Success,
+            Summary = "Selamat! Akun Anda telah disetujui dan aktif oleh [Nama Bank Sampah Unit (BSU)]. Anda kini dapat melakukan transaksi penyetoran dan penarikan sampah melalui aplikasi Bank Sampah.",
+            CreatedAt = DateTime.UtcNow.AddDays(-2),
+            IsRead = true
+        },
+        new()
+        {
+            Id = 3,
+            Title = "User BSU - 2",
+            Category = NotificationCategory.StatusAkun,
+            Severity = NotificationSeverity.Error,
+            Summary = "Akun Anda ditolak oleh [Nama Bank Sampah Unit (BSU)]. Alasan: i. Data yang Anda berikan tidak valid atau tidak sesuai. ii. Pelanggaran terhadap kebijakan atau aturan Bank Sampah. Silakan hubungi [Nama BSU] untuk informasi lebih lanjut atau proses pengaktifan kembali akun Anda.",
+            CreatedAt = DateTime.UtcNow.AddDays(-3),
+            IsRead = false
+        },
+        new()
+        {
+            Id = 4,
+            Title = "User BSU - 2",
+            Category = NotificationCategory.Transaksi,
+            Severity = NotificationSeverity.Success,
+            Summary = "Terima kasih telah melakukan pengumpulan sampah di [Nama BSU]! Anda telah menyetorkan sampah seberat {berat_sampah} kg dengan total nilai sebesar Rp {jumlah_uang}. Terus berkontribusi menjaga lingkungan!",
+            CreatedAt = DateTime.UtcNow.AddDays(-4),
+            IsRead = false
+        },
+        new()
+        {
+            Id = 5,
+            Title = "User BSU - 2",
+            Category = NotificationCategory.Transaksi,
+            Severity = NotificationSeverity.Success,
+            Summary = "Penarikan saldo Anda telah berhasil diproses di [Nama BSU]. Jumlah yang ditarik: Rp {jumlah_uang}. Sisa saldo tabungan Anda saat ini: Rp {sisa_saldo}. Terima kasih telah berpartisipasi!",
+            CreatedAt = DateTime.UtcNow.AddDays(-5),
+            IsRead = true
+        },
+        new()
+        {
+            Id = 6,
+            Title = "User BSU - 2",
+            Category = NotificationCategory.StatusAkun,
+            Severity = NotificationSeverity.Success,
+            Summary = "Selamat! Akun Bank Sampah Unit (BSU) Anda telah disetujui dan diaktifkan oleh pihak Dinas. Anda kini dapat melakukan pengelolaan data nasabah, transaksi, serta pelaporan melalui sistem Bank Sampah.",
+            CreatedAt = DateTime.UtcNow.AddDays(-6),
+            IsRead = true
+        },
+        new()
+        {
+            Id = 7,
+            Title = "User BSU - 2",
+            Category = NotificationCategory.StatusAkun,
+            Severity = NotificationSeverity.Warning,
+            Summary = "Status verifikasi Bank Sampah Unit (BSU) Anda saat ini belum disetujui oleh pihak Dinas. Mohon menunggu proses pemeriksaan data dan kelengkapan dokumen.",
+            CreatedAt = DateTime.UtcNow.AddDays(-7),
+            IsRead = false
+        },
+        new()
+        {
+            Id = 8,
+            Title = "User BSU - 2",
+            Category = NotificationCategory.StatusAkun,
+            Severity = NotificationSeverity.Error,
+            Summary = "Mohon maaf, akun Bank Sampah Unit (BSU) Anda tidak dapat diaktifkan oleh pihak Dinas. Silakan lengkapi data atau hubungi pihak Dinas untuk proses klarifikasi dan pengajuan ulang.",
+            CreatedAt = DateTime.UtcNow.AddDays(-8),
+            IsRead = false
+        },
+        new()
+        {
+            Id = 9,
+            Title = "Pengajuan BSU - 1",
+            Category = NotificationCategory.Pengajuan,
+            Severity = NotificationSeverity.Info,
+            Summary = "Pengajuan verifikasi Bank Sampah Unit (BSU) Anda telah berhasil dikirim ke Bank Sampah Induk (BSI).\nMohon menunggu proses verifikasi dan persetujuan dari pihak BSI.\nAnda akan mendapatkan notifikasi kembali setelah pengajuan diverifikasi. ♻️",
+            CreatedAt = DateTime.UtcNow.AddDays(-9),
+            IsRead = false
+        },
+        new()
+        {
+            Id = 10,
+            Title = "Pengajuan BSU - 1",
+            Category = NotificationCategory.Pengajuan,
+            Severity = NotificationSeverity.Success,
+            Summary = "Selamat! 🎉\nPengajuan verifikasi Bank Sampah Unit (BSU) Anda telah disetujui dan diaktifkan oleh Bank Sampah Induk (BSI).\nAnda kini dapat mulai melakukan pengelolaan data transaksi.",
+            CreatedAt = DateTime.UtcNow.AddDays(-10),
+            IsRead = false
+        },
+        new()
+        {
+            Id = 11,
+            Title = "Pengajuan BSU - 2",
+            Category = NotificationCategory.Pengajuan,
+            Severity = NotificationSeverity.Warning,
+            Summary = "Anda menerima pengajuan keanggotaan baru dari Nasabah yang ingin bergabung dengan Bank Sampah Unit (BSU) Anda.\nMohon lakukan verifikasi data dan kelengkapan identitas sebelum memberikan keputusan.\n🔹 Nama Nasabah: {nama_nasabah}\n🔹 Tanggal Pengajuan: {tanggal_pengajuan}\n🔹 Nomor HP / ID Nasabah: {id_nasabah}\nLakukan verifikasi agar nasabah dapat segera menjadi anggota aktif BSU Anda. ♻️",
+            CreatedAt = DateTime.UtcNow.AddDays(-11),
+            IsRead = true
+        },
+        new()
+        {
+            Id = 12,
+            Title = "Pengajuan BSU - 2",
+            Category = NotificationCategory.Pengajuan,
+            Severity = NotificationSeverity.Info,
+            Summary = "Anda menerima pengajuan keanggotaan baru dari Bank Sampah Unit (BSU).\nMohon tinjau dan verifikasi data sebelum menyetujui atau menolak pengajuan.\n🔹 Nama BSU: {nama_bsu}\n🔹 Tanggal Pengajuan: {tanggal_pengajuan}\n🔹 Diajukan oleh: {nama_pengaju / penanggung_jawab}\nSegera lakukan verifikasi agar BSU dapat menjadi bagian dari jaringan Bank Sampah Induk Anda. ♻️",
+            CreatedAt = DateTime.UtcNow.AddDays(-12),
+            IsRead = false
+        },
+        new()
+        {
+            Id = 13,
+            Title = "Pengajuan BSU - 3",
+            Category = NotificationCategory.Pengajuan,
+            Severity = NotificationSeverity.Warning,
+            Summary = "Terdapat pengajuan verifikasi baru dari Bank Sampah Unit (BSU) yang perlu ditinjau.\nSilakan lakukan pemeriksaan data dan dokumen BSU sebelum menentukan status persetujuan.\n🔹 Nama BSU: {nama_bsu}\n🔹 Tanggal Pengajuan: {tanggal_pengajuan}\n🔹 Diajukan oleh: {nama_pengaju / penanggung_jawab}\nSegera lakukan verifikasi agar BSU dapat melanjutkan proses operasionalnya. ♻️",
+            CreatedAt = DateTime.UtcNow.AddDays(-13),
+            IsRead = true
+        }
+    ];
+
+    public Task<IReadOnlyList<NotificationItem>> GetNotificationsAsync(NotificationCategory? category = null)
+    {
+        IEnumerable<NotificationItem> query = _notifications;
+
+        if (category.HasValue)
+        {
+            query = query.Where(n => n.Category == category.Value);
+        }
+
+        return Task.FromResult<IReadOnlyList<NotificationItem>>(query
+            .OrderByDescending(n => n.CreatedAt)
+            .Select(n => new NotificationItem
+            {
+                Id = n.Id,
+                Title = n.Title,
+                Summary = n.Summary,
+                Category = n.Category,
+                Severity = n.Severity,
+                CreatedAt = n.CreatedAt,
+                Link = $"/Notifications/Show/{n.Id}",
+                IsRead = n.IsRead
+            })
+            .ToList());
+    }
+
+    public NotificationItem? GetById(int id)
+    {
+        var notification = _notifications.FirstOrDefault(n => n.Id == id);
+        return notification is null
+            ? null
+            : new NotificationItem
+            {
+                Id = notification.Id,
+                Title = notification.Title,
+                Summary = notification.Summary,
+                Category = notification.Category,
+                Severity = notification.Severity,
+                CreatedAt = notification.CreatedAt,
+                Link = $"/Notifications/Show/{notification.Id}",
+                IsRead = notification.IsRead
+            };
+    }
+
+    public Task<bool> UpdateReadStateAsync(int id, bool isRead)
+    {
+        var notification = _notifications.FirstOrDefault(n => n.Id == id);
+        if (notification is null)
+        {
+            return Task.FromResult(false);
+        }
+
+        notification.IsRead = isRead;
+        return Task.FromResult(true);
+    }
+
+    public Task<bool> DeleteAsync(int id)
+    {
+        var notification = _notifications.FirstOrDefault(n => n.Id == id);
+        if (notification is null)
+        {
+            return Task.FromResult(false);
+        }
+
+        _notifications.Remove(notification);
+        return Task.FromResult(true);
+    }
+}

Views/Notifications/Index.cshtml

@@ -0,0 +1,321 @@
+@model NotificationListViewModel
+@{
+    ViewData["Title"] = "Notifikasi";
+    var activeTabKey = Model.ActiveCategory?.ToString() ?? "Semua";
+    var statusKey = NotificationCategory.StatusAkun.ToString();
+    var transaksiKey = NotificationCategory.Transaksi.ToString();
+    var pengajuanKey = NotificationCategory.Pengajuan.ToString();
+    var isSemuaActive = activeTabKey.Equals("Semua", StringComparison.OrdinalIgnoreCase);
+    var isStatusActive = activeTabKey.Equals(statusKey, StringComparison.OrdinalIgnoreCase);
+    var isTransaksiActive = activeTabKey.Equals(transaksiKey, StringComparison.OrdinalIgnoreCase);
+    var isPengajuanActive = activeTabKey.Equals(pengajuanKey, StringComparison.OrdinalIgnoreCase);
+}
+
+<form id="notificationsActionsForm" method="post" class="hidden">
+    @Html.AntiForgeryToken()
+</form>
+
+<div class="flex flex-col gap-2 md:flex-row md:justify-between md:gap-0">
+    <div class="prose">
+        <span class="text-xl font-semibold text-gray-900 font-['Plus_Jakarta_Sans']">
+            Notifikasi
+        </span>
+    </div>
+</div>
+
+<div class="h-6"></div>
+
+<div class="card bg-white">
+    <div class="card-body">
+        <div class="grid grid-cols-1 gap-3 lg:grid-cols-4">
+            <fieldset class="fieldset">
+                <legend class="fieldset-legend">Status Notifikasi</legend>
+                <select id="filterStatusNotifikasi" class="select">
+                    <option value="">Semua Status</option>
+                    <option value="Sukses">Sukses</option>
+                    <option value="Peringatan">Peringatan</option>
+                    <option value="Gagal">Gagal</option>
+                    <option value="Info">Info</option>
+                </select>
+            </fieldset>
+            <fieldset class="fieldset">
+                <legend class="fieldset-legend">Status Baca</legend>
+                <select id="filterStatusBaca" class="select">
+                    <option value="">Semua</option>
+                    <option value="Dibaca">Sudah Dibaca</option>
+                    <option value="Belum Dibaca">Belum Dibaca</option>
+                </select>
+            </fieldset>
+        </div>
+    </div>
+</div>
+
+<div class="h-6"></div>
+
+<div class="card bg-white">
+    <div class="tabs tabs-border" id="notificationTabs">
+        <input type="radio" name="notifications_tabs" class="tab font-semibold" aria-label="Semua" data-tab-value="Semua" @(isSemuaActive ? "checked=\"checked\"" : string.Empty) />
+        <div class="tab-content border-base-300 bg-base-100 p-0 rounded-none rounded-b-lg" data-tab-panel="Semua">
+            <div id="notificationsTableContainer">
+                <div class="overflow-x-auto">
+                    <table id="notificationsTable" class="display stripe hover w-full text-sm text-left">
+                        <thead>
+                            <tr>
+                                <th>Kategori</th>
+                                <th>Status Notifikasi</th>
+                                <th>Status Baca</th>
+                                <th>Ringkasan</th>
+                                <th>Diterima Pada</th>
+                                <th>Aksi</th>
+                            </tr>
+                        </thead>
+                        <tbody></tbody>
+                    </table>
+                </div>
+            </div>
+        </div>
+
+        <input type="radio" name="notifications_tabs" class="tab font-semibold" aria-label="Status Akun" data-tab-value="@statusKey" @(isStatusActive ? "checked=\"checked\"" : string.Empty) />
+        <div class="tab-content border-base-300 bg-base-100 p-0 rounded-none rounded-b-lg" data-tab-panel="@statusKey">
+        </div>
+
+        <input type="radio" name="notifications_tabs" class="tab font-semibold" aria-label="Transaksi" data-tab-value="@transaksiKey" @(isTransaksiActive ? "checked=\"checked\"" : string.Empty) />
+        <div class="tab-content border-base-300 bg-base-100 p-0 rounded-none rounded-b-lg" data-tab-panel="@transaksiKey">
+        </div>
+
+        <input type="radio" name="notifications_tabs" class="tab font-semibold" aria-label="Pengajuan" data-tab-value="@pengajuanKey" @(isPengajuanActive ? "checked=\"checked\"" : string.Empty) />
+        <div class="tab-content border-base-300 bg-base-100 p-0 rounded-none rounded-b-lg" data-tab-panel="@pengajuanKey">
+        </div>
+    </div>
+</div>
+
+@section Scripts {
+    <script>
+        document.addEventListener('DOMContentLoaded', function () {
+            const tableElement = document.querySelector('#notificationsTable');
+            if (!tableElement) {
+                return;
+            }
+
+            const initialTabKey = '@activeTabKey';
+            const resolvedInitialTab = initialTabKey && initialTabKey !== '' ? initialTabKey : 'Semua';
+            let currentCategory = resolvedInitialTab;
+
+            const categoryLabelMap = {
+                StatusAkun: 'Status Akun',
+                Transaksi: 'Transaksi',
+                Pengajuan: 'Pengajuan'
+            };
+
+            const severityLabelMap = {
+                Success: 'Sukses',
+                Warning: 'Peringatan',
+                Error: 'Gagal',
+                Info: 'Info'
+            };
+
+            const severityClassMap = {
+                Success: 'badge-success',
+                Warning: 'badge-warning',
+                Error: 'badge-error',
+                Info: 'badge-neutral'
+            };
+
+            const escapeHtml = (value) => {
+                if (!value) return '';
+                return value
+                    .toString()
+                    .replace(/&/g, '&amp;')
+                    .replace(/</g, '&lt;')
+                    .replace(/>/g, '&gt;')
+                    .replace(/"/g, '&quot;')
+                    .replace(/'/g, '&#39;');
+            };
+
+            const escapeRegex = (value) => {
+                if (!value) return '';
+                return value.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
+            };
+
+            const formatDate = (value) => {
+                const date = new Date(value);
+                if (Number.isNaN(date.getTime())) {
+                    return '-';
+                }
+                return date.toLocaleString('id-ID', {
+                    day: '2-digit',
+                    month: 'long',
+                    year: 'numeric',
+                    hour: '2-digit',
+                    minute: '2-digit'
+                });
+            };
+
+            const moveTableToPanel = (tabKey) => {
+                const panel = document.querySelector(`[data-tab-panel="${tabKey}"]`) || document.querySelector('[data-tab-panel="Semua"]');
+                if (!panel) return;
+                const container = document.getElementById('notificationsTableContainer');
+                if (container && panel !== container.parentElement) {
+                    panel.appendChild(container);
+                }
+            };
+
+            const filterSeveritySelect = document.getElementById('filterStatusNotifikasi');
+            const filterReadSelect = document.getElementById('filterStatusBaca');
+
+            const table = new DataTable(tableElement, {
+                ajax: {
+                    url: '@Url.Action("Table", "Notifications")',
+                    dataSrc: 'data',
+                    data: function (params) {
+                        if (currentCategory && currentCategory !== 'Semua') {
+                            params.category = currentCategory;
+                        } else {
+                            delete params.category;
+                        }
+                    }
+                },
+                order: [[5, 'desc']],
+                autoWidth: false,
+                columns: [
+                    {
+                        data: 'category',
+                        render: (data) => `<span class="badge badge-sm rounded badge-outline">${categoryLabelMap[data] ?? data}</span>`
+                    },
+                    {
+                        data: 'severity',
+                        render: (data) => `<span class="badge badge-sm badge-soft rounded-full ${severityClassMap[data] ?? 'badge-neutral'}">${severityLabelMap[data] ?? escapeHtml(data)}</span>`
+                    },
+                    {
+                        data: 'isRead',
+                        render: (data) => `<span class="badge badge-sm badge-soft rounded-full ${data ? 'badge-ghost text-gray-500' : 'badge-primary'}" data-role="read-status">${data ? 'Dibaca' : 'Belum Dibaca'}</span>`
+                    },
+                    {
+                        data: 'summary',
+                        render: (data) => `<p class="text-gray-600 line-clamp-2 max-w-xl">${escapeHtml(data)}</p>`
+                    },
+                    {
+                        data: 'createdAt',
+                        render: (data) => formatDate(data)
+                    },
+                    {
+                        data: null,
+                        orderable: false,
+                        searchable: false,
+                        render: (_, __, row) => `
+                            <div class="flex flex-wrap items-center gap-1">
+                                <a class="btn btn-circle btn-ghost btn-sm tooltip tooltip-left" href="${row.detailUrl}" data-tip="Detail">
+                                    <i class="ph ph-eye text-lg"></i>
+                                </a>
+                                <button type="button" class="btn btn-circle btn-soft btn-sm tooltip tooltip-left tooltip-info btn-info btn-toggle-read" data-id="${row.id}" data-is-read="${row.isRead}" data-tip="${row.isRead ? 'Tandai sebagai belum dibaca' : 'Tandai sebagai dibaca'}">
+                                    <i class="ph ${row.isRead ? 'ph-envelope-open' : 'ph-envelope'} text-lg"></i>
+                                </button>
+                                <button type="button" class="btn btn-circle btn-soft btn-sm tooltip tooltip-left tooltip-error btn-error btn-delete" data-id="${row.id}" data-tip="Hapus">
+                                    <i class="ph ph-trash text-lg"></i>
+                                </button>
+                            </div>`
+                    }
+                ]
+            });
+
+            const actionsForm = document.getElementById('notificationsActionsForm');
+            const antiForgeryToken = actionsForm?.querySelector('input[name="__RequestVerificationToken"]').value;
+            const updateReadUrl = '@Url.Action("UpdateReadStatus", "Notifications")';
+            const deleteUrl = '@Url.Action("Delete", "Notifications")';
+
+            const postForm = async (url, payload) => {
+                const response = await fetch(url, {
+                    method: 'POST',
+                    headers: {
+                        'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
+                        'X-CSRF-TOKEN': antiForgeryToken
+                    },
+                    body: new URLSearchParams(payload)
+                });
+
+                if (!response.ok) {
+                    throw new Error('Permintaan gagal diproses');
+                }
+
+                return response.json();
+            };
+
+            tableElement.addEventListener('click', async (event) => {
+                const toggleReadButton = event.target.closest('.btn-toggle-read');
+                if (toggleReadButton) {
+                    const id = toggleReadButton.dataset.id;
+                    const isRead = toggleReadButton.dataset.isRead === 'true';
+                    const nextState = !isRead;
+                    try {
+                        await postForm(updateReadUrl, { id, isRead: nextState });
+                        table.ajax.reload(null, false);
+                        Swal.fire('Berhasil', nextState ? 'Notifikasi ditandai sebagai dibaca' : 'Notifikasi ditandai belum dibaca', 'success');
+                    } catch (error) {
+                        console.error(error);
+                        Swal.fire('Gagal', error.message, 'error');
+                    }
+                    return;
+                }
+
+                const deleteButton = event.target.closest('.btn-delete');
+                if (deleteButton) {
+                    const id = deleteButton.dataset.id;
+                    const confirmation = await Swal.fire({
+                        title: 'Hapus notifikasi?',
+                        text: 'Notifikasi akan dihapus dari daftar.',
+                        icon: 'warning',
+                        showCancelButton: true,
+                        confirmButtonText: 'Hapus',
+                        cancelButtonText: 'Batal'
+                    });
+
+                    if (!confirmation.isConfirmed) {
+                        return;
+                    }
+
+                    try {
+                        await postForm(deleteUrl, { id });
+                        table.ajax.reload(null, false);
+                        Swal.fire('Terhapus', 'Notifikasi berhasil dihapus.', 'success');
+                    } catch (error) {
+                        console.error(error);
+                        Swal.fire('Gagal', error.message, 'error');
+                    }
+                }
+            });
+
+            const tabRadios = document.querySelectorAll('#notificationTabs .tab');
+            tabRadios.forEach((radio) => {
+                radio.addEventListener('change', () => {
+                    if (!radio.checked) return;
+                    const tabKey = radio.dataset.tabValue || 'Semua';
+                    currentCategory = tabKey;
+                    table.ajax.reload();
+                    moveTableToPanel(tabKey);
+                });
+            });
+
+            const applySeverityFilter = () => {
+                const value = filterSeveritySelect?.value ?? '';
+                table.column(1).search(value, false, false).draw();
+            };
+
+            const applyReadFilter = () => {
+                const value = filterReadSelect?.value ?? '';
+                if (!value) {
+                    table.column(2).search('', false, false).draw();
+                    return;
+                }
+                const escapedValue = escapeRegex(value);
+                table.column(2).search(`^${escapedValue}$`, true, false).draw();
+            };
+
+            filterSeveritySelect?.addEventListener('change', applySeverityFilter);
+            filterReadSelect?.addEventListener('change', applyReadFilter);
+
+            applySeverityFilter();
+            applyReadFilter();
+            moveTableToPanel(resolvedInitialTab);
+        });
+    </script>
+}

Views/Notifications/Show.cshtml

@@ -0,0 +1,67 @@
+@model NotificationItem
+@{
+    ViewData["Title"] = "Detail Notifikasi";
+}
+
+<div class="flex flex-col gap-2 md:flex-row md:justify-between md:gap-0">
+    <div class="prose">
+        <span class="text-xl font-semibold text-gray-900 font-['Plus_Jakarta_Sans']">
+            Notifikasi
+        </span>
+    </div>
+
+    <div class="flex flex-col gap-2 sm:flex-row">
+        <a href="@Url.Action("Index", "Notifications")" class="btn btn-sm w-full sm:w-auto rounded-full bg-white border border-gray-300 hover:bg-gray-50" onclick="modal_download.showModal()">
+            <i class="ph ph-arrow-left"></i>
+            Kembali
+        </a>
+    </div>
+</div>
+
+<div class="h-6"></div>
+
+<div class="card bg-white shadow-sm border border-gray-100">
+    <div class="card-body space-y-4">
+        <div class="flex flex-wrap items-center gap-2 text-sm">
+            <span class="badge badge-outline rounded">@GetCategoryLabel(Model.Category)</span>
+            <span class="badge badge-soft rounded-full @GetSeverityClass(Model.Severity)">@GetSeverityLabel(Model.Severity)</span>
+            <span class="badge @(Model.IsRead ? "badge-ghost text-gray-600" : "badge-primary")">
+                @(Model.IsRead ? "Sudah Dibaca" : "Belum Dibaca")
+            </span>
+            <span class="text-gray-500">
+                @Model.CreatedAt.ToString("dd MMMM yyyy HH:mm")
+            </span>
+        </div>
+
+        <article class="prose max-w-none text-gray-800 whitespace-pre-line leading-relaxed">
+            @Model.Summary
+        </article>
+    </div>
+</div>
+
+@functions {
+    private static string GetCategoryLabel(NotificationCategory category) => category switch
+    {
+        NotificationCategory.StatusAkun => "Status Akun",
+        NotificationCategory.Transaksi => "Transaksi",
+        NotificationCategory.Pengajuan => "Pengajuan",
+        _ => category.ToString()
+    };
+
+    private static string GetSeverityClass(NotificationSeverity severity) => severity switch
+    {
+        NotificationSeverity.Success => "badge-success",
+        NotificationSeverity.Warning => "badge-warning",
+        NotificationSeverity.Error => "badge-error",
+        _ => "badge-neutral"
+    };
+
+    private static string GetSeverityLabel(NotificationSeverity severity) => severity switch
+    {
+        NotificationSeverity.Success => "Sukses",
+        NotificationSeverity.Warning => "Peringatan",
+        NotificationSeverity.Error => "Gagal",
+        NotificationSeverity.Info => "Info",
+        _ => severity.ToString()
+    };
+}

Views/Shared/_NavbarApp.cshtml

@@ -1,4 +1,15 @@
-<div class="navbar bg-base-100 sticky top-0 z-20 w-full justify-between lg:justify-end">
+@using System.Linq
+@using BankSampahApp.Models
+@inject BankSampahApp.Services.INotificationService NotificationService
+@{
+    var notifications = (await NotificationService.GetNotificationsAsync())
+        .OrderBy(n => n.IsRead)
+        .ThenByDescending(n => n.CreatedAt)
+        .Take(5)
+        .ToList();
+}
+
+<div class="navbar bg-white shadow-sm border-b border-gray-100 sticky top-0 z-20 w-full px-4 justify-between lg:justify-end">
     <div class="navbar-start">
         <label for="my-drawer-2" class="btn bg-bpsrw-500 drawer-button btn-square lg:hidden">
             <i class="ph ph-list text-lg"></i>
@@ -8,9 +19,53 @@
         <button class="btn btn-ghost btn-square rounded-lg border-gray-200">
             <span class="icon icon-outline">help</span>
         </button>
-        <button class="btn btn-ghost btn-square avatar avatar-online rounded-lg border-gray-200">
+        <div class="dropdown dropdown-end">
-            <span class="icon icon-outline">notifications</span>
+            <div tabindex="0" role="button" class="btn btn-ghost btn-square avatar avatar-online rounded-lg border-gray-200">
-        </button>
+                <span class="icon icon-outline">notifications</span>
+            </div>
+            <div tabindex="0" class="dropdown-content card card-sm bg-base-100 z-1 w-lg shadow-md">
+                <div class="card-body">
+                    <h2 class="card-title">
+                        Notifikasi
+                    </h2>
+                    <ul class="divide-y border rounded border-gray-200">
+                        @foreach (var notification in notifications)
+                        {
+                            <li>
+                                <a class="flex gap-3 p-4 transition rounded hover:bg-gray-100 @(notification.IsRead ? string.Empty : "bg-gray-50")"
+                                   href="@Url.Action("Show", "Notifications", new { id = notification.Id })">
+                                    <div class="@GetSeverityWrapClasses(notification.Severity)">
+                                        <span class="icon icon-outline">@GetSeverityIcon(notification.Severity)</span>
+                                    </div>
+                                    <div class="flex flex-col gap-1 flex-1">
+                                        <div class="flex flex-wrap items-center justify-between gap-2">
+                                            <div class="font-semibold text-gray-800">@notification.Title</div>
+                                            <div class="flex items-center gap-2">
+                                                <span class="text-xs uppercase font-semibold text-gray-500">
+                                                    @GetCategoryLabel(notification.Category)
+                                                </span>
+                                                @if (!notification.IsRead)
+                                                {
+                                                    <span class="inline-flex size-2 rounded-full bg-bpsrw-500"></span>
+                                                    <span class="text-[11px] font-semibold text-bpsrw-500 uppercase">baru</span>
+                                                }
+                                            </div>
+                                        </div>
+                                        <p class="text-xs text-gray-600 line-clamp-2">
+                                            @notification.Summary
+                                        </p>
+                                            <span class="text-[11px] text-gray-400">@notification.CreatedAt.ToString("dd MMM yyyy HH:mm")</span>
+                                    </div>
+                                </a>
+                            </li>
+                        }
+                    </ul>
+                    <div class="card-actions">
+                        <a href="@Url.Action("Index", "Notifications")" class="btn btn-primary btn-soft btn-sm">Lihat Semua</a>
+                    </div>
+                </div>
+            </div>
+        </div>
         <div class="divider divider-horizontal m-0"></div>
         <div class="dropdown dropdown-end">
             <div tabindex="0" role="button" class="btn btn-ghost btn-circle avatar border-bpsrw-500 border-2">
@@ -26,4 +81,30 @@
             </ul>
         </div>
     </div>
-</div>
+</div>
+
+@functions {
+    private static string GetSeverityWrapClasses(NotificationSeverity severity) => severity switch
+    {
+        NotificationSeverity.Success => "bg-green-100 text-green-600 rounded size-10 flex items-center justify-center",
+        NotificationSeverity.Warning => "bg-yellow-100 text-yellow-600 rounded size-10 flex items-center justify-center",
+        NotificationSeverity.Error => "bg-red-100 text-red-600 rounded size-10 flex items-center justify-center",
+        _ => "bg-gray-100 text-gray-600 rounded size-10 flex items-center justify-center"
+    };
+
+    private static string GetSeverityIcon(NotificationSeverity severity) => severity switch
+    {
+        NotificationSeverity.Success => "check",
+        NotificationSeverity.Warning => "warning",
+        NotificationSeverity.Error => "error",
+        _ => "info"
+    };
+
+    private static string GetCategoryLabel(NotificationCategory category) => category switch
+    {
+        NotificationCategory.StatusAkun => "Status Akun",
+        NotificationCategory.Transaksi => "Transaksi",
+        NotificationCategory.Pengajuan => "Pengajuan",
+        _ => category.ToString()
+    };
+}