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9a24ea29e1
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75 lines
2.8 KiB
Go
75 lines
2.8 KiB
Go
// Read-only aggregate queries backing the GoBD "Verfahrensdokumentation"
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// draft generator (internal/api/compliance_handlers.go). No schema of its own —
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// nothing here writes, so there is no initSchema and no migration file.
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//
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// Every query is strictly scoped to one tenant_id (application-side
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// multi-tenancy, no Postgres RLS): the generated document is a per-tenant
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// artefact and must never mix data of two tenants.
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package storage
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import (
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"context"
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"fmt"
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)
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// ComplianceStats are the aggregate key figures embedded in the generated
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// Verfahrensdokumentation draft. All counters refer to exactly one tenant.
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type ComplianceStats struct {
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Documents int64 // active documents (deleted_at IS NULL)
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DocumentsInTrash int64 // soft-deleted, not yet finally deleted
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DocumentsWithRetain int64 // active documents carrying a retain_until date
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PermissionGroups int64
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DocTypeGrants int64
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TagGrants int64
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DocumentGrants int64
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DeleteRequestsByStat map[string]int64 // status -> count
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}
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// ComplianceStatsForTenant collects the aggregate figures for one tenant.
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func (s *Store) ComplianceStatsForTenant(ctx context.Context, tenantID int64) (*ComplianceStats, error) {
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st := &ComplianceStats{DeleteRequestsByStat: map[string]int64{}}
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err := s.db.QueryRow(ctx, `
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SELECT
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COUNT(*) FILTER (WHERE deleted_at IS NULL),
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COUNT(*) FILTER (WHERE deleted_at IS NOT NULL),
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COUNT(*) FILTER (WHERE deleted_at IS NULL AND retain_until IS NOT NULL)
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FROM documents WHERE tenant_id = $1
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`, tenantID).Scan(&st.Documents, &st.DocumentsInTrash, &st.DocumentsWithRetain)
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if err != nil {
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return nil, fmt.Errorf("storage: compliance document stats: %w", err)
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}
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err = s.db.QueryRow(ctx, `
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SELECT
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(SELECT COUNT(*) FROM permission_groups WHERE tenant_id = $1),
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(SELECT COUNT(*) FROM document_type_grants WHERE tenant_id = $1),
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(SELECT COUNT(*) FROM tag_grants WHERE tenant_id = $1),
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(SELECT COUNT(*) FROM document_grants WHERE tenant_id = $1)
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`, tenantID).Scan(&st.PermissionGroups, &st.DocTypeGrants, &st.TagGrants, &st.DocumentGrants)
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if err != nil {
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return nil, fmt.Errorf("storage: compliance grant stats: %w", err)
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}
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rows, err := s.db.Query(ctx, `
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SELECT status, COUNT(*) FROM document_delete_requests
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WHERE tenant_id = $1 GROUP BY status ORDER BY status
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`, tenantID)
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if err != nil {
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return nil, fmt.Errorf("storage: compliance delete-request stats: %w", err)
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}
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defer rows.Close()
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for rows.Next() {
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var status string
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var n int64
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if err := rows.Scan(&status, &n); err != nil {
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return nil, fmt.Errorf("storage: scan compliance delete-request stats: %w", err)
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}
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st.DeleteRequestsByStat[status] = n
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}
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if err := rows.Err(); err != nil {
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return nil, fmt.Errorf("storage: compliance delete-request stats: %w", err)
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}
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return st, nil
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}
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