Implemented basic endpoints

PostFundManagement.Api/Endpoints/Communications/SendInviteEndpoint.cs

@@ -1,23 +1,61 @@
+using PostFundManagement.Domain;
 using PostFundManagement.Domain.Abstractions;
 using PostFundManagement.Domain.Api;
 using PostFundManagement.Domain.Extensions;
+using PostFundManagement.Infrastructure.Database;
 
 namespace PostFundManagement.Api.Endpoints.Communications;
 
 [ApiVersionTarget(1)]
 public class SendInviteEndpoint : IEndpoint
 {
+    public record InviteRequest(long OrganisationId, long InvitedOrganisationId, long AwardId, long ContractId, Guid Recipient, string Message, NotificationPlatform Platform);
+
     public void Map(IEndpointRouteBuilder builder)
     {
-        builder.MapPost("api/communications/invite", () =>
+        builder.MapPost("api/communications/invite", async (InviteRequest request, ClaimsPrincipal principal, 
+            IDbContextFactory<ApplicationDbContext> contextFactory, CancellationToken cancellationToken = default) =>
         {
-            throw new NotImplementedException();
+            var sidClaim = principal.FindFirst("sid")?.Value ?? principal.FindFirst(ClaimTypes.Sid)?.Value;
+
+            if (!Guid.TryParse(sidClaim, out var currentUserId))
+                return Results.BadRequest("Missing or invalid 'sid' claim.");
+
+            using var context = await contextFactory.CreateDbContextAsync(cancellationToken);
+
+            var invite = new Domain.Entities.Invite
+            {
+                OrganisationId = request.OrganisationId,
+                InvitedOrganisationId = request.InvitedOrganisationId,
+                AwardId = request.AwardId,
+                ContractId = request.ContractId,
+                Recipient = request.Recipient,
+                CreatedBy = currentUserId,
+                CreatedAt = DateTime.UtcNow
+            };
+
+            context.Invites.Add(invite);
+
+            context.Notifications.Add(new Domain.Entities.Notification
+            {
+                OrganisationId = request.OrganisationId,
+                Recipient = request.Recipient,
+                Platform = request.Platform,
+                Status = NotificationStatus.Pending,
+                Subject = "Invitation to Onboard",
+                Message = request.Message,
+                CreatedAt = DateTime.UtcNow
+            });
+
+            return await context.SaveChangesAsync(cancellationToken) > 0
+                ? Results.Ok(invite)
+                : Results.BadRequest("Failed to create invite");
         })
         .RequireAuthorization()
         .WithDescription("Trigger an invite to an organization or candidate (specifying NotificationPlatform)")
         .WithName(typeof(SendInviteEndpoint).ToEndpointName())
         .MapToApiVersion(new ApiVersion(1))
-        .Produces(StatusCodes.Status200OK)
+        .Produces<Domain.Entities.Invite>(StatusCodes.Status200OK)
         .Produces(StatusCodes.Status400BadRequest)
         .Produces(StatusCodes.Status401Unauthorized)
         .WithTags(EndpointTags.Communications);