Add CRUD operations for claims

Distribution/Features/Claims/ClaimService.cs

@@ -15,6 +15,9 @@ public class ClaimService(IClaimRepository repo, IUnitOfWork uow)
         return Map(c);
     }
 
+    public async Task<List<ClaimResponse>> GetAllAsync() =>
+        (await repo.GetAllAsync()).Select(Map).ToList();
+
     public async Task<List<ClaimResponse>> GetByAgencyUserIdAsync(Guid agencyUserId) =>
         (await repo.GetByAgencyUserIdAsync(agencyUserId)).Select(Map).ToList();
 
@@ -40,6 +43,26 @@ public class ClaimService(IClaimRepository repo, IUnitOfWork uow)
         return Map(claim);
     }
 
+    public async Task<ClaimResponse> UpdateAsync(Guid id, UpdateClaimRequest request, CancellationToken ct = default)
+    {
+        var claim = await repo.GetByIdAsync(id);
+        if (claim is null || !claim.IsActive)
+            throw new InvalidOperationException("Claim not found.");
+        if (claim.Status == ClaimStatus.Settled)
+            throw new InvalidOperationException("Cannot edit a claim that has already been settled.");
+        if (string.IsNullOrWhiteSpace(request.Details))
+            throw new InvalidOperationException("Claim details are required.");
+
+        claim.FK_AgencyUserId = request.AgencyUserId;
+        claim.Details = request.Details;
+
+        await uow.BeginAsync(ct);
+        try { repo.Update(claim); await uow.CommitAsync(ct); }
+        catch { await uow.RollbackAsync(ct); throw; }
+
+        return Map(claim);
+    }
+
     public async Task<ClaimResponse> SettleAsync(Guid id, SettleClaimRequest request, Guid approverId, CancellationToken ct = default)
     {
         var claim = await repo.GetByIdAsync(id);