add: implementacao inicial

Repositories/IWorkshopRepository.cs

@@ -0,0 +1,12 @@
+
+using CampusWorkshops.Api.Models;
+
+namespace CampusWorkshops.Api.Repositories;
+
+// Define repository contract; implementations should be provided by students during the workshop.
+public interface IWorkshopRepository
+{
+    Task<IReadOnlyList<Workshop>> GetAllAsync(DateTimeOffset? from, DateTimeOffset? to, string? q, CancellationToken ct);
+    Task<Workshop?> GetByIdAsync(Guid id, CancellationToken ct);
+    Task<Workshop> AddAsync(Workshop workshop, CancellationToken ct);
+}

Repositories/InMemoryWorkshopRepository.cs

@@ -0,0 +1,31 @@
+
+using CampusWorkshops.Api.Models;
+
+namespace CampusWorkshops.Api.Repositories;
+
+// In-memory repository stub
+public class InMemoryWorkshopRepository : IWorkshopRepository
+{
+    public InMemoryWorkshopRepository()
+    {
+        // TODO: Adicionar workshops iniciais 
+    }
+
+    public Task<IReadOnlyList<Workshop>> GetAllAsync(DateTimeOffset? from, DateTimeOffset? to, string? q, CancellationToken ct)
+    {
+        // TODO: retornar uma lista filtrada e ordenada por StartAt
+        return Task.FromResult<IReadOnlyList<Workshop>>(Array.Empty<Workshop>());
+    }
+
+    public Task<Workshop?> GetByIdAsync(Guid id, CancellationToken ct)
+    {
+        // TODO: buscar por id
+        return Task.FromResult<Workshop?>(null);
+    }
+
+    public Task<Workshop> AddAsync(Workshop workshop, CancellationToken ct)
+    {
+        // TODO: adicionar à lista em memória e retornar criado
+        return Task.FromResult(workshop);
+    }
+}