chore: refresh gramsrv public release

internal/store/postgres/channel_history_ttl.go

@@ -0,0 +1,84 @@
+package postgres
+
+import (
+	"context"
+	"fmt"
+
+	"telesrv/internal/domain"
+)
+
+func (s *ChannelStore) SetChannelHistoryTTL(ctx context.Context, userID, channelID int64, period int, date int) (domain.Channel, []int64, error) {
+	if userID == 0 || channelID == 0 || period < 0 {
+		return domain.Channel{}, nil, domain.ErrChannelInvalid
+	}
+	channel, member, err := s.getChannelForMember(ctx, s.db, userID, channelID)
+	if err != nil {
+		return domain.Channel{}, nil, err
+	}
+	if !canChangeChannelInfo(member) {
+		return domain.Channel{}, nil, domain.ErrChannelAdminRequired
+	}
+	if _, err := s.db.Exec(ctx, `
+UPDATE channels
+SET ttl_period = $2,
+    updated_at = now()
+WHERE id = $1`, channelID, period); err != nil {
+		return domain.Channel{}, nil, fmt.Errorf("set channel history ttl: %w", err)
+	}
+	channel.TTLPeriod = period
+	recipients, _ := s.ListActiveChannelMemberIDs(ctx, userID, channelID, 0)
+	return channel, recipients, nil
+}
+
+func (s *ChannelStore) ClaimExpiredChannelMessages(ctx context.Context, now, limit int) ([]domain.DeleteChannelMessagesRequest, error) {
+	if now <= 0 || limit <= 0 {
+		return nil, nil
+	}
+	if limit > domain.MaxDeleteHistoryBatch {
+		limit = domain.MaxDeleteHistoryBatch
+	}
+	rows, err := s.db.Query(ctx, `
+SELECT c.creator_user_id, m.channel_id, m.id
+FROM channel_messages m
+JOIN channels c ON c.id = m.channel_id
+WHERE m.expires_at > 0
+  AND m.expires_at <= $1
+  AND NOT m.deleted
+  AND NOT c.deleted
+ORDER BY m.expires_at ASC, m.channel_id ASC, m.id ASC
+LIMIT $2`, now, limit)
+	if err != nil {
+		return nil, fmt.Errorf("claim expired channel messages: %w", err)
+	}
+	defer rows.Close()
+	type key struct {
+		userID    int64
+		channelID int64
+	}
+	index := make(map[key]int)
+	out := make([]domain.DeleteChannelMessagesRequest, 0)
+	for rows.Next() {
+		var userID, channelID int64
+		var id int
+		if err := rows.Scan(&userID, &channelID, &id); err != nil {
+			return nil, fmt.Errorf("scan expired channel message: %w", err)
+		}
+		k := key{userID: userID, channelID: channelID}
+		pos, ok := index[k]
+		if !ok {
+			pos = len(out)
+			index[k] = pos
+			out = append(out, domain.DeleteChannelMessagesRequest{
+				UserID:    userID,
+				ChannelID: channelID,
+				Date:      now,
+				IDs:       make([]int, 0, 8),
+			})
+		}
+		out[pos].IDs = append(out[pos].IDs, id)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("iterate expired channel messages: %w", err)
+	}
+	return out, nil
+}