commit 2e7c0645d6a8a2918d0a5687bc94e68509f75160 · bretton.dev/coves

+87 -27
internal/db/postgres/comment_repo.go
···

       120
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       			id, uri, cid, rkey, commenter_did,

     

       121
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       			root_uri, root_cid, parent_uri, parent_cid,

     

       122
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       			content, content_facets, embed, content_labels, langs,

     

       123
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       -
       			created_at, indexed_at, deleted_at,

     

       123
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       +
       			created_at, indexed_at, deleted_at, deletion_reason, deleted_by,

     

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       			upvote_count, downvote_count, score, reply_count

     

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       		FROM comments

     

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       		WHERE uri = $1

     
···

       133
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       		&comment.ID, &comment.URI, &comment.CID, &comment.RKey, &comment.CommenterDID,

     

       134
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       		&comment.RootURI, &comment.RootCID, &comment.ParentURI, &comment.ParentCID,

     

       135
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       		&comment.Content, &comment.ContentFacets, &comment.Embed, &comment.ContentLabels, &langs,

     

       136
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       -
       		&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt,

     

       136
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       +
       		&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt, &comment.DeletionReason, &comment.DeletedBy,

     

       137
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       		&comment.UpvoteCount, &comment.DownvoteCount, &comment.Score, &comment.ReplyCount,

     

       138
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       	)

     

       139
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···

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       // Delete soft-deletes a comment (sets deleted_at)

     

       153
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       // Called by Jetstream consumer after comment is deleted from PDS

     

       154
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       // Idempotent: Returns success if comment already deleted

     

       155
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       +
       // Deprecated: Use SoftDeleteWithReason for new code to preserve thread structure

     

       155
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       func (r *postgresCommentRepo) Delete(ctx context.Context, uri string) error {

     

       156
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       	query := `

     

       157
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       		UPDATE comments

     
···

       177
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       	return nil

     

       178
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       }

     

       179
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       -
       // ListByRoot retrieves all active comments in a thread (flat)

     

       181
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       +
       // SoftDeleteWithReason performs a soft delete that blanks content but preserves thread structure

     

       182
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       +
       // This allows deleted comments to appear as "[deleted]" placeholders in thread views

     

       183
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       +
       // Idempotent: Returns success if comment already deleted

     

       184
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       +
       // Validates that reason is a known deletion reason constant

     

       185
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       +
       func (r *postgresCommentRepo) SoftDeleteWithReason(ctx context.Context, uri, reason, deletedByDID string) error {

     

       186
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       +
       	// Validate deletion reason

     

       187
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       +
       	if reason != comments.DeletionReasonAuthor && reason != comments.DeletionReasonModerator {

     

       188
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       +
       		return fmt.Errorf("invalid deletion reason: %s", reason)

     

       189
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       +
       	}

     

       190
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       +
       

     

       191
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       +
       	_, err := r.SoftDeleteWithReasonTx(ctx, nil, uri, reason, deletedByDID)

     

       192
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       +
       	return err

     

       193
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       +
       }

     

       194
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       +
       

     

       195
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       +
       // SoftDeleteWithReasonTx performs a soft delete within an optional transaction

     

       196
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       +
       // If tx is nil, executes directly against the database

     

       197
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       +
       // Returns rows affected count for callers that need to check idempotency

     

       198
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       +
       // This method is used by both the repository and the Jetstream consumer

     

       199
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       +
       func (r *postgresCommentRepo) SoftDeleteWithReasonTx(ctx context.Context, tx *sql.Tx, uri, reason, deletedByDID string) (int64, error) {

     

       200
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       +
       	query := `

     

       201
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       +
       		UPDATE comments

     

       202
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       +
       		SET

     

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       +
       			content = '',

     

       204
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       +
       			content_facets = NULL,

     

       205
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       +
       			embed = NULL,

     

       206
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       +
       			content_labels = NULL,

     

       207
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       +
       			deleted_at = NOW(),

     

       208
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       +
       			deletion_reason = $2,

     

       209
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       +
       			deleted_by = $3

     

       210
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       +
       		WHERE uri = $1 AND deleted_at IS NULL

     

       211
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       +
       	`

     

       212
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       +
       

     

       213
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       +
       	var result sql.Result

     

       214
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       +
       	var err error

     

       215
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       +
       

     

       216
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       +
       	if tx != nil {

     

       217
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       +
       		result, err = tx.ExecContext(ctx, query, uri, reason, deletedByDID)

     

       218
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       +
       	} else {

     

       219
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       +
       		result, err = r.db.ExecContext(ctx, query, uri, reason, deletedByDID)

     

       220
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       +
       	}

     

       221
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       +
       

     

       222
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       +
       	if err != nil {

     

       223
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       +
       		return 0, fmt.Errorf("failed to soft delete comment: %w", err)

     

       224
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       +
       	}

     

       225
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       +
       

     

       226
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       +
       	rowsAffected, err := result.RowsAffected()

     

       227
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       +
       	if err != nil {

     

       228
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       +
       		return 0, fmt.Errorf("failed to check delete result: %w", err)

     

       229
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       +
       	}

     

       230
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       +
       

     

       231
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       +
       	return rowsAffected, nil

     

       232
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       +
       }

     

       233
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       +
       

     

       234
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       +
       // ListByRoot retrieves all comments in a thread (flat), including deleted ones

     

       181
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       // Used for fetching entire comment threads on posts

     

       236
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       +
       // Includes deleted comments to preserve thread structure (shown as "[deleted]" placeholders)

     

       182
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       func (r *postgresCommentRepo) ListByRoot(ctx context.Context, rootURI string, limit, offset int) ([]*comments.Comment, error) {

     

       183
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       	query := `

     

       184
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       		SELECT

     

       185
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       			id, uri, cid, rkey, commenter_did,

     

       186
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       			root_uri, root_cid, parent_uri, parent_cid,

     

       187
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       			content, content_facets, embed, content_labels, langs,

     

       188
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       -
       			created_at, indexed_at, deleted_at,

     

       243
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       +
       			created_at, indexed_at, deleted_at, deletion_reason, deleted_by,

     

       189
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       			upvote_count, downvote_count, score, reply_count

     

       190
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       		FROM comments

     

       191
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       -
       		WHERE root_uri = $1 AND deleted_at IS NULL

     

       246
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       +
       		WHERE root_uri = $1

     

       192
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       		ORDER BY created_at ASC

     

       193
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       		LIMIT $2 OFFSET $3

     

       194
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       	`

     
···

       212
       267
        
       			&comment.ID, &comment.URI, &comment.CID, &comment.RKey, &comment.CommenterDID,

     

       213
       268
        
       			&comment.RootURI, &comment.RootCID, &comment.ParentURI, &comment.ParentCID,

     

       214
       269
        
       			&comment.Content, &comment.ContentFacets, &comment.Embed, &comment.ContentLabels, &langs,

     

       215
       215
       -
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt,

     

       270
       270
       +
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt, &comment.DeletionReason, &comment.DeletedBy,

     

       216
       271
        
       			&comment.UpvoteCount, &comment.DownvoteCount, &comment.Score, &comment.ReplyCount,

     

       217
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       		)

     

       218
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       		if err != nil {

     
···

       230
       285
        
       	return result, nil

     

       231
       286
        
       }

     

       232
       287
        
       

     

       233
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       -
       // ListByParent retrieves direct replies to a post or comment

     

       288
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       +
       // ListByParent retrieves direct replies to a post or comment, including deleted ones

     

       234
       289
        
       // Used for building nested/threaded comment views

     

       290
       290
       +
       // Includes deleted comments to preserve thread structure (shown as "[deleted]" placeholders)

     

       235
       291
        
       func (r *postgresCommentRepo) ListByParent(ctx context.Context, parentURI string, limit, offset int) ([]*comments.Comment, error) {

     

       236
       292
        
       	query := `

     

       237
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       		SELECT

     

       238
       294
        
       			id, uri, cid, rkey, commenter_did,

     

       239
       295
        
       			root_uri, root_cid, parent_uri, parent_cid,

     

       240
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       			content, content_facets, embed, content_labels, langs,

     

       241
       241
       -
       			created_at, indexed_at, deleted_at,

     

       297
       297
       +
       			created_at, indexed_at, deleted_at, deletion_reason, deleted_by,

     

       242
       298
        
       			upvote_count, downvote_count, score, reply_count

     

       243
       299
        
       		FROM comments

     

       244
       244
       -
       		WHERE parent_uri = $1 AND deleted_at IS NULL

     

       300
       300
       +
       		WHERE parent_uri = $1

     

       245
       301
        
       		ORDER BY created_at ASC

     

       246
       302
        
       		LIMIT $2 OFFSET $3

     

       247
       303
        
       	`

     
···

       265
       321
        
       			&comment.ID, &comment.URI, &comment.CID, &comment.RKey, &comment.CommenterDID,

     

       266
       322
        
       			&comment.RootURI, &comment.RootCID, &comment.ParentURI, &comment.ParentCID,

     

       267
       323
        
       			&comment.Content, &comment.ContentFacets, &comment.Embed, &comment.ContentLabels, &langs,

     

       268
       268
       -
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt,

     

       324
       324
       +
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt, &comment.DeletionReason, &comment.DeletedBy,

     

       269
       325
        
       			&comment.UpvoteCount, &comment.DownvoteCount, &comment.Score, &comment.ReplyCount,

     

       270
       326
        
       		)

     

       271
       327
        
       		if err != nil {

     
···

       302
       358
        
       }

     

       303
       359
        
       

     

       304
       360
        
       // ListByCommenter retrieves all active comments by a specific user

     

       305
       305
       -
       // Future: Used for user comment history

     

       361
       361
       +
       // Used for user comment history - filters out deleted comments

     

       306
       362
        
       func (r *postgresCommentRepo) ListByCommenter(ctx context.Context, commenterDID string, limit, offset int) ([]*comments.Comment, error) {

     

       307
       363
        
       	query := `

     

       308
       364
        
       		SELECT

     

       309
       365
        
       			id, uri, cid, rkey, commenter_did,

     

       310
       366
        
       			root_uri, root_cid, parent_uri, parent_cid,

     

       311
       367
        
       			content, content_facets, embed, content_labels, langs,

     

       312
       312
       -
       			created_at, indexed_at, deleted_at,

     

       368
       368
       +
       			created_at, indexed_at, deleted_at, deletion_reason, deleted_by,

     

       313
       369
        
       			upvote_count, downvote_count, score, reply_count

     

       314
       370
        
       		FROM comments

     

       315
       371
        
       		WHERE commenter_did = $1 AND deleted_at IS NULL

     
···

       336
       392
        
       			&comment.ID, &comment.URI, &comment.CID, &comment.RKey, &comment.CommenterDID,

     

       337
       393
        
       			&comment.RootURI, &comment.RootCID, &comment.ParentURI, &comment.ParentCID,

     

       338
       394
        
       			&comment.Content, &comment.ContentFacets, &comment.Embed, &comment.ContentLabels, &langs,

     

       339
       339
       -
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt,

     

       395
       395
       +
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt, &comment.DeletionReason, &comment.DeletedBy,

     

       340
       396
        
       			&comment.UpvoteCount, &comment.DownvoteCount, &comment.Score, &comment.ReplyCount,

     

       341
       397
        
       		)

     

       342
       398
        
       		if err != nil {

     
···

       391
       447
        
       			c.id, c.uri, c.cid, c.rkey, c.commenter_did,

     

       392
       448
        
       			c.root_uri, c.root_cid, c.parent_uri, c.parent_cid,

     

       393
       449
        
       			c.content, c.content_facets, c.embed, c.content_labels, c.langs,

     

       394
       394
       -
       			c.created_at, c.indexed_at, c.deleted_at,

     

       450
       450
       +
       			c.created_at, c.indexed_at, c.deleted_at, c.deletion_reason, c.deleted_by,

     

       395
       451
        
       			c.upvote_count, c.downvote_count, c.score, c.reply_count,

     

       396
       452
        
       			log(greatest(2, c.score + 2)) / power(((EXTRACT(EPOCH FROM (NOW() - c.created_at)) / 3600) + 2), 1.8) as hot_rank,

     

       397
       453
        
       			COALESCE(u.handle, c.commenter_did) as author_handle

     
···

       402
       458
        
       			c.id, c.uri, c.cid, c.rkey, c.commenter_did,

     

       403
       459
        
       			c.root_uri, c.root_cid, c.parent_uri, c.parent_cid,

     

       404
       460
        
       			c.content, c.content_facets, c.embed, c.content_labels, c.langs,

     

       405
       405
       -
       			c.created_at, c.indexed_at, c.deleted_at,

     

       461
       461
       +
       			c.created_at, c.indexed_at, c.deleted_at, c.deletion_reason, c.deleted_by,

     

       406
       462
        
       			c.upvote_count, c.downvote_count, c.score, c.reply_count,

     

       407
       463
        
       			NULL::numeric as hot_rank,

     

       408
       464
        
       			COALESCE(u.handle, c.commenter_did) as author_handle

     
···

       411
       467
        
       

     

       412
       468
        
       	// Build complete query with JOINs and filters

     

       413
       469
        
       	// LEFT JOIN prevents data loss when user record hasn't been indexed yet (out-of-order Jetstream events)

     

       470
       470
       +
       	// Includes deleted comments to preserve thread structure (shown as "[deleted]" placeholders)

     

       414
       471
        
       	query := fmt.Sprintf(`

     

       415
       472
        
       		%s

     

       416
       473
        
       		LEFT JOIN users u ON c.commenter_did = u.did

     

       417
       417
       -
       		WHERE c.parent_uri = $1 AND c.deleted_at IS NULL

     

       474
       474
       +
       		WHERE c.parent_uri = $1

     

       418
       475
        
       			%s

     

       419
       476
        
       			%s

     

       420
       477
        
       		ORDER BY %s

     
···

       449
       506
        
       			&comment.ID, &comment.URI, &comment.CID, &comment.RKey, &comment.CommenterDID,

     

       450
       507
        
       			&comment.RootURI, &comment.RootCID, &comment.ParentURI, &comment.ParentCID,

     

       451
       508
        
       			&comment.Content, &comment.ContentFacets, &comment.Embed, &comment.ContentLabels, &langs,

     

       452
       452
       -
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt,

     

       509
       509
       +
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt, &comment.DeletionReason, &comment.DeletedBy,

     

       453
       510
        
       			&comment.UpvoteCount, &comment.DownvoteCount, &comment.Score, &comment.ReplyCount,

     

       454
       511
        
       			&hotRank, &authorHandle,

     

       455
       512
        
       		)

     
···

       687
       744
        
       

     

       688
       745
        
       // GetByURIsBatch retrieves multiple comments by their AT-URIs in a single query

     

       689
       746
        
       // Returns map[uri]*Comment for efficient lookups without N+1 queries

     

       747
       747
       +
       // Includes deleted comments to preserve thread structure

     

       690
       748
        
       func (r *postgresCommentRepo) GetByURIsBatch(ctx context.Context, uris []string) (map[string]*comments.Comment, error) {

     

       691
       749
        
       	if len(uris) == 0 {

     

       692
       750
        
       		return make(map[string]*comments.Comment), nil

     
···

       694
       752
        
       

     

       695
       753
        
       	// LEFT JOIN prevents data loss when user record hasn't been indexed yet (out-of-order Jetstream events)

     

       696
       754
        
       	// COALESCE falls back to DID when handle is NULL (user not yet in users table)

     

       755
       755
       +
       	// Includes deleted comments to preserve thread structure (shown as "[deleted]" placeholders)

     

       697
       756
        
       	query := `

     

       698
       757
        
       		SELECT

     

       699
       758
        
       			c.id, c.uri, c.cid, c.rkey, c.commenter_did,

     

       700
       759
        
       			c.root_uri, c.root_cid, c.parent_uri, c.parent_cid,

     

       701
       760
        
       			c.content, c.content_facets, c.embed, c.content_labels, c.langs,

     

       702
       702
       -
       			c.created_at, c.indexed_at, c.deleted_at,

     

       761
       761
       +
       			c.created_at, c.indexed_at, c.deleted_at, c.deletion_reason, c.deleted_by,

     

       703
       762
        
       			c.upvote_count, c.downvote_count, c.score, c.reply_count,

     

       704
       763
        
       			COALESCE(u.handle, c.commenter_did) as author_handle

     

       705
       764
        
       		FROM comments c

     

       706
       765
        
       		LEFT JOIN users u ON c.commenter_did = u.did

     

       707
       707
       -
       		WHERE c.uri = ANY($1) AND c.deleted_at IS NULL

     

       766
       766
       +
       		WHERE c.uri = ANY($1)

     

       708
       767
        
       	`

     

       709
       768
        
       

     

       710
       769
        
       	rows, err := r.db.QueryContext(ctx, query, pq.Array(uris))

     
···

       727
       786
        
       			&comment.ID, &comment.URI, &comment.CID, &comment.RKey, &comment.CommenterDID,

     

       728
       787
        
       			&comment.RootURI, &comment.RootCID, &comment.ParentURI, &comment.ParentCID,

     

       729
       788
        
       			&comment.Content, &comment.ContentFacets, &comment.Embed, &comment.ContentLabels, &langs,

     

       730
       730
       -
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt,

     

       789
       789
       +
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt, &comment.DeletionReason, &comment.DeletedBy,

     

       731
       790
        
       			&comment.UpvoteCount, &comment.DownvoteCount, &comment.Score, &comment.ReplyCount,

     

       732
       791
        
       			&authorHandle,

     

       733
       792
        
       		)

     
···

       769
       828
        
       			c.id, c.uri, c.cid, c.rkey, c.commenter_did,

     

       770
       829
        
       			c.root_uri, c.root_cid, c.parent_uri, c.parent_cid,

     

       771
       830
        
       			c.content, c.content_facets, c.embed, c.content_labels, c.langs,

     

       772
       772
       -
       			c.created_at, c.indexed_at, c.deleted_at,

     

       831
       831
       +
       			c.created_at, c.indexed_at, c.deleted_at, c.deletion_reason, c.deleted_by,

     

       773
       832
        
       			c.upvote_count, c.downvote_count, c.score, c.reply_count,

     

       774
       833
        
       			log(greatest(2, c.score + 2)) / power(((EXTRACT(EPOCH FROM (NOW() - c.created_at)) / 3600) + 2), 1.8) as hot_rank,

     

       775
       834
        
       			COALESCE(u.handle, c.commenter_did) as author_handle`

     
···

       780
       839
        
       			c.id, c.uri, c.cid, c.rkey, c.commenter_did,

     

       781
       840
        
       			c.root_uri, c.root_cid, c.parent_uri, c.parent_cid,

     

       782
       841
        
       			c.content, c.content_facets, c.embed, c.content_labels, c.langs,

     

       783
       783
       -
       			c.created_at, c.indexed_at, c.deleted_at,

     

       842
       842
       +
       			c.created_at, c.indexed_at, c.deleted_at, c.deletion_reason, c.deleted_by,

     

       784
       843
        
       			c.upvote_count, c.downvote_count, c.score, c.reply_count,

     

       785
       844
        
       			NULL::numeric as hot_rank,

     

       786
       845
        
       			COALESCE(u.handle, c.commenter_did) as author_handle`

     
···

       790
       849
        
       			c.id, c.uri, c.cid, c.rkey, c.commenter_did,

     

       791
       850
        
       			c.root_uri, c.root_cid, c.parent_uri, c.parent_cid,

     

       792
       851
        
       			c.content, c.content_facets, c.embed, c.content_labels, c.langs,

     

       793
       793
       -
       			c.created_at, c.indexed_at, c.deleted_at,

     

       852
       852
       +
       			c.created_at, c.indexed_at, c.deleted_at, c.deletion_reason, c.deleted_by,

     

       794
       853
        
       			c.upvote_count, c.downvote_count, c.score, c.reply_count,

     

       795
       854
        
       			NULL::numeric as hot_rank,

     

       796
       855
        
       			COALESCE(u.handle, c.commenter_did) as author_handle`

     
···

       801
       860
        
       			c.id, c.uri, c.cid, c.rkey, c.commenter_did,

     

       802
       861
        
       			c.root_uri, c.root_cid, c.parent_uri, c.parent_cid,

     

       803
       862
        
       			c.content, c.content_facets, c.embed, c.content_labels, c.langs,

     

       804
       804
       -
       			c.created_at, c.indexed_at, c.deleted_at,

     

       863
       863
       +
       			c.created_at, c.indexed_at, c.deleted_at, c.deletion_reason, c.deleted_by,

     

       805
       864
        
       			c.upvote_count, c.downvote_count, c.score, c.reply_count,

     

       806
       865
        
       			log(greatest(2, c.score + 2)) / power(((EXTRACT(EPOCH FROM (NOW() - c.created_at)) / 3600) + 2), 1.8) as hot_rank,

     

       807
       866
        
       			COALESCE(u.handle, c.commenter_did) as author_handle`

     
···

       812
       871
        
       	// Use window function to limit results per parent

     

       813
       872
        
       	// This is more efficient than LIMIT in a subquery per parent

     

       814
       873
        
       	// LEFT JOIN prevents data loss when user record hasn't been indexed yet (out-of-order Jetstream events)

     

       874
       874
       +
       	// Includes deleted comments to preserve thread structure (shown as "[deleted]" placeholders)

     

       815
       875
        
       	query := fmt.Sprintf(`

     

       816
       876
        
       		WITH ranked_comments AS (

     

       817
       877
        
       			SELECT

     
···

       822
       882
        
       				) as rn

     

       823
       883
        
       			FROM comments c

     

       824
       884
        
       			LEFT JOIN users u ON c.commenter_did = u.did

     

       825
       825
       -
       			WHERE c.parent_uri = ANY($1) AND c.deleted_at IS NULL

     

       885
       885
       +
       			WHERE c.parent_uri = ANY($1)

     

       826
       886
        
       		)

     

       827
       887
        
       		SELECT

     

       828
       888
        
       			id, uri, cid, rkey, commenter_did,

     

       829
       889
        
       			root_uri, root_cid, parent_uri, parent_cid,

     

       830
       890
        
       			content, content_facets, embed, content_labels, langs,

     

       831
       831
       -
       			created_at, indexed_at, deleted_at,

     

       891
       891
       +
       			created_at, indexed_at, deleted_at, deletion_reason, deleted_by,

     

       832
       892
        
       			upvote_count, downvote_count, score, reply_count,

     

       833
       893
        
       			hot_rank, author_handle

     

       834
       894
        
       		FROM ranked_comments

     
···

       858
       918
        
       			&comment.ID, &comment.URI, &comment.CID, &comment.RKey, &comment.CommenterDID,

     

       859
       919
        
       			&comment.RootURI, &comment.RootCID, &comment.ParentURI, &comment.ParentCID,

     

       860
       920
        
       			&comment.Content, &comment.ContentFacets, &comment.Embed, &comment.ContentLabels, &langs,

     

       861
       861
       -
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt,

     

       921
       921
       +
       			&comment.CreatedAt, &comment.IndexedAt, &comment.DeletedAt, &comment.DeletionReason, &comment.DeletedBy,

     

       862
       922
        
       			&comment.UpvoteCount, &comment.DownvoteCount, &comment.Score, &comment.ReplyCount,

     

       863
       923
        
       			&hotRank, &authorHandle,

     

       864
       924
        
       		)