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Monorepo for Tangled tangled.org
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import ( "context" "fmt" "time"
"tangled.org/core/appview/models" "tangled.org/core/orm")
func UpsertRecentLink(e Execer, userDid string, linkType models.RecentLinkType, target string) error { _, err := e.Exec(` insert into recent_links (user_did, link_type, target, visited) values (?, ?, ?, strftime('%Y-%m-%dT%H:%M:%SZ', 'now')) on conflict(user_did, target) do update set visited = strftime('%Y-%m-%dT%H:%M:%SZ', 'now') `, userDid, string(linkType), target) if err != nil { return fmt.Errorf("failed to upsert recent link: %w", err) }
_, err = e.Exec(` delete from recent_links where user_did = ? and id not in ( select id from recent_links where user_did = ? order by visited desc limit 5 ) `, userDid, userDid) if err != nil { return fmt.Errorf("failed to trim recent links: %w", err) }
return nil}
func GetRecentLinks(e Execer, filters ...orm.Filter) ([]*models.RecentLink, error) { var conditions []string var args []any
for _, filter := range filters { conditions = append(conditions, filter.Condition()) args = append(args, filter.Arg()...) }
whereClause := "" if len(conditions) > 0 { whereClause = "WHERE " + conditions[0] for _, condition := range conditions[1:] { whereClause += " AND " + condition } }
args = append(args, 5)
query := fmt.Sprintf(` select id, user_did, link_type, target, visited from recent_links %s order by visited desc limit ? `, whereClause)
rows, err := e.QueryContext(context.Background(), query, args...) if err != nil { return nil, fmt.Errorf("failed to query recent links: %w", err) } defer rows.Close()
var links []*models.RecentLink for rows.Next() { var l models.RecentLink var linkTypeStr string var visitedStr string if err := rows.Scan(&l.Id, &l.UserDid, &linkTypeStr, &l.Target, &visitedStr); err != nil { return nil, fmt.Errorf("failed to scan recent link: %w", err) } l.LinkType = models.RecentLinkType(linkTypeStr) l.Visited, err = time.Parse(time.RFC3339, visitedStr) if err != nil { return nil, fmt.Errorf("failed to parse visited timestamp: %w", err) } links = append(links, &l) }
return links, nil}