62 lines
1.8 KiB
C#
62 lines
1.8 KiB
C#
using FastEndpoints;
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using MetaCourse.Api.Data;
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using MetaCourse.Api.Entities;
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using Microsoft.EntityFrameworkCore;
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namespace MetaCourse.Api.Endpoints.Topics;
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public class LinkResourceRequest
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{
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public Guid TopicId { get; set; }
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public Guid ResourceId { get; set; }
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public int Position { get; set; } = 1;
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}
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public class LinkResourceToTopicEndpoint(AppDbContext db) : Endpoint<LinkResourceRequest>
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{
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public override void Configure()
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{
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Post("api/topics/{topicId}/resources/{resourceId}");
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AllowAnonymous();
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Summary(s => s.Summary = "Associe une ressource à un sujet");
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}
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public override async Task HandleAsync(LinkResourceRequest req, CancellationToken ct)
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{
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var topicExists = await db.Topics.AnyAsync(t => t.Id == req.TopicId, ct);
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if (!topicExists)
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{
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AddError("Le sujet n'existe pas.");
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await SendErrorsAsync(404, ct);
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return;
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}
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var resourceExists = await db.Resources.AnyAsync(r => r.Id == req.ResourceId, ct);
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if (!resourceExists)
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{
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AddError("La ressource n'existe pas.");
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await SendErrorsAsync(404, ct);
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return;
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}
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var alreadyLinked = await db.TopicResources
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.AnyAsync(tr => tr.TopicId == req.TopicId && tr.ResourceId == req.ResourceId, ct);
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if (alreadyLinked)
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{
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AddError("Cette ressource est déjà associée à ce sujet.");
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await SendErrorsAsync(409, ct);
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return;
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}
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db.TopicResources.Add(new TopicResource
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{
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TopicId = req.TopicId,
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ResourceId = req.ResourceId,
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Position = req.Position
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});
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await db.SaveChangesAsync(ct);
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await SendNoContentAsync(ct);
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}
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}
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