mrleo1nid
1a693848f2
ci / api / api (push) Successful in 19m12s
ci / ts / ts (packages + web) (push) Successful in 2m44s
ci / module boundaries / boundaries (push) Successful in 18m23s
ci / contract / contract (сгенерированный код совпадает с openapi.yaml) (push) Successful in 59s
ci / db / db (push) Failing after 18s
ci / mobile / mobile (Metro-бандл Android) (push) Successful in 1m18s
48 lines
1.6 KiB
Go
48 lines
1.6 KiB
Go
package social
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import (
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"context"
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"github.com/google/uuid"
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"pipu/api/internal/api/gen"
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)
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// Read all previews in one query. Recheck friendship and both block directions
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// here so a removed relationship cannot expose history through the inbox.
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func (s *Store) attachLastMessages(ctx context.Context, viewer uuid.UUID, people []gen.SocialPerson) error {
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positions := map[uuid.UUID]int{}
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ids := []uuid.UUID{}
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for i, p := range people {
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if p.Relationship == "friend" {
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positions[p.Id] = i
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ids = append(ids, p.Id)
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}
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}
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if len(ids) == 0 {
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return nil
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}
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rows, e := s.pool.Query(ctx, `SELECT p.peer_id,m.id,m.sender_id,
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CASE WHEN m.deleted_at IS NULL THEN left(m.text,160) ELSE '' END,
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m.attachment_kind,m.created_at,m.deleted_at IS NOT NULL
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FROM unnest($2::uuid[]) AS p(peer_id)
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JOIN friendships f ON f.low_id=LEAST($1::uuid,p.peer_id) AND f.high_id=GREATEST($1::uuid,p.peer_id) AND f.accepted
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JOIN LATERAL (SELECT * FROM direct_messages
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WHERE LEAST(sender_id,recipient_id)=LEAST($1::uuid,p.peer_id)
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AND GREATEST(sender_id,recipient_id)=GREATEST($1::uuid,p.peer_id)
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ORDER BY seq DESC LIMIT 1) m ON true
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WHERE NOT EXISTS(SELECT 1 FROM social_blocks b WHERE (b.user_id=$1 AND b.peer_id=p.peer_id) OR (b.peer_id=$1 AND b.user_id=p.peer_id))`, viewer, ids)
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if e != nil {
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return e
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}
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defer rows.Close()
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for rows.Next() {
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var peer uuid.UUID
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var preview gen.SocialMessagePreview
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if e = rows.Scan(&peer, &preview.Id, &preview.SenderId, &preview.Text, &preview.AttachmentKind, &preview.CreatedAt, &preview.Deleted); e != nil {
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return e
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}
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people[positions[peer]].LastMessage = &preview
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}
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return rows.Err()
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}
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