Files
social-media/backend/src/Socialize.Api/Modules/Notifications/Handlers/GetNotifications.cs

102 lines
3.5 KiB
C#

using FastEndpoints;
using Microsoft.EntityFrameworkCore;
using Socialize.Api.Data;
using Socialize.Api.Infrastructure.Security;
using Socialize.Api.Modules.ContentItems.Data;
using Socialize.Api.Modules.Notifications.Data;
namespace Socialize.Api.Modules.Notifications.Handlers;
public record GetNotificationsRequest(Guid? WorkspaceId, Guid? ContentItemId);
public record NotificationEventDto(
Guid Id,
Guid WorkspaceId,
Guid? ContentItemId,
string EventType,
string EntityType,
Guid EntityId,
string Message,
Guid? RecipientUserId,
string? RecipientEmail,
string? MetadataJson,
DateTimeOffset CreatedAt,
DateTimeOffset? ReadAt);
public class GetNotificationsHandler(
AppDbContext dbContext,
AccessScopeService accessScopeService)
: Endpoint<GetNotificationsRequest, IReadOnlyCollection<NotificationEventDto>>
{
public override void Configure()
{
Get("/api/notifications");
Options(o => o.WithTags("Notifications"));
}
public override async Task HandleAsync(GetNotificationsRequest request, CancellationToken ct)
{
if (request.ContentItemId.HasValue)
{
ContentItem? item = await dbContext.ContentItems
.SingleOrDefaultAsync(candidate => candidate.Id == request.ContentItemId.Value, ct);
if (item is null)
{
await SendNotFoundAsync(ct);
return;
}
if (!await accessScopeService.CanReviewContentAsync(User, item.WorkspaceId, item.ClientId, item.CampaignId, ct))
{
await SendForbiddenAsync(ct);
return;
}
}
IQueryable<NotificationEvent> query = dbContext.NotificationEvents.AsQueryable();
Guid currentUserId = User.GetUserId();
if (!accessScopeService.IsManager(User))
{
IReadOnlyCollection<Guid> workspaceScopeIds = await accessScopeService.GetAccessibleWorkspaceIdsAsync(User, ct);
query = query.Where(notificationEvent =>
workspaceScopeIds.Contains(notificationEvent.WorkspaceId) ||
notificationEvent.RecipientUserId == currentUserId);
}
query = query.Where(notificationEvent =>
notificationEvent.RecipientUserId == null ||
notificationEvent.RecipientUserId == currentUserId);
if (request.WorkspaceId.HasValue)
{
query = query.Where(notificationEvent => notificationEvent.WorkspaceId == request.WorkspaceId.Value);
}
if (request.ContentItemId.HasValue)
{
query = query.Where(notificationEvent => notificationEvent.ContentItemId == request.ContentItemId.Value);
}
List<NotificationEventDto> notifications = await query
.OrderByDescending(notificationEvent => notificationEvent.CreatedAt)
.Take(100)
.Select(notificationEvent => new NotificationEventDto(
notificationEvent.Id,
notificationEvent.WorkspaceId,
notificationEvent.ContentItemId,
notificationEvent.EventType,
notificationEvent.EntityType,
notificationEvent.EntityId,
notificationEvent.Message,
notificationEvent.RecipientUserId,
notificationEvent.RecipientEmail,
notificationEvent.MetadataJson,
notificationEvent.CreatedAt,
notificationEvent.ReadAt))
.ToListAsync(ct);
await SendOkAsync(notifications, ct);
}
}