82 lines
2.5 KiB
C#
82 lines
2.5 KiB
C#
using FastEndpoints;
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using Microsoft.EntityFrameworkCore;
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using Socialize.Api.Data;
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using Socialize.Api.Modules.Comments.Data;
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using Socialize.Api.Modules.ContentItems.Data;
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using Socialize.Api.Infrastructure.Security;
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namespace Socialize.Api.Modules.Comments.Handlers;
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public record GetCommentsRequest(Guid ContentItemId);
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public record CommentDto(
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Guid Id,
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Guid WorkspaceId,
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Guid ContentItemId,
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Guid? ParentCommentId,
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Guid AuthorUserId,
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string AuthorDisplayName,
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string AuthorEmail,
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string? AuthorPortraitUrl,
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string Body,
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DateTimeOffset CreatedAt);
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public class GetCommentsHandler(
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AppDbContext dbContext,
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AccessScopeService accessScopeService)
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: Endpoint<GetCommentsRequest, IReadOnlyCollection<CommentDto>>
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{
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public override void Configure()
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{
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Get("/api/comments");
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Options(o => o.WithTags("Comments"));
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}
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public override async Task HandleAsync(GetCommentsRequest request, CancellationToken ct)
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{
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ContentItem? item = await dbContext.ContentItems
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.SingleOrDefaultAsync(candidate => candidate.Id == request.ContentItemId, ct);
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if (item is null)
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{
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await SendNotFoundAsync(ct);
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return;
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}
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if (!await accessScopeService.CanReviewContentAsync(User, item.WorkspaceId, item.ClientId, item.CampaignId, ct))
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{
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await SendForbiddenAsync(ct);
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return;
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}
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List<Comment> comments = await dbContext.Comments
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.Where(comment => comment.ContentItemId == request.ContentItemId)
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.OrderBy(comment => comment.CreatedAt)
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.ToListAsync(ct);
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List<Guid> authorIds = comments
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.Select(comment => comment.AuthorUserId)
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.Distinct()
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.ToList();
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Dictionary<Guid, string?> authorPortraits = await dbContext.Users
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.Where(user => authorIds.Contains(user.Id))
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.ToDictionaryAsync(user => user.Id, user => user.PortraitUrl, ct);
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List<CommentDto> dtos = comments
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.Select(comment => new CommentDto(
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comment.Id,
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comment.WorkspaceId,
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comment.ContentItemId,
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comment.ParentCommentId,
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comment.AuthorUserId,
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comment.AuthorDisplayName,
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comment.AuthorEmail,
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authorPortraits.GetValueOrDefault(comment.AuthorUserId),
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comment.Body,
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comment.CreatedAt))
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.ToList();
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await SendOkAsync(dtos, ct);
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}
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}
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