123 lines
2.8 KiB
Go
123 lines
2.8 KiB
Go
package audit
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import (
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"context"
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"database/sql"
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"encoding/json"
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"fmt"
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"sync"
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"time"
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)
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type Entry struct {
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ID int64 `json:"id"`
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TenantID int64 `json:"tenant_id"`
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UserID int64 `json:"user_id"`
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Action string `json:"action"`
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Detail string `json:"detail"`
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CreatedAt time.Time `json:"created_at"`
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}
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type Store interface {
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Log(ctx context.Context, tenantID, userID int64, action, detail string) error
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List(ctx context.Context, tenantID int64, limit, offset int) ([]Entry, int, error)
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}
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type MemoryStore struct {
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mu sync.Mutex
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seq int64
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rows []Entry
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}
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func NewMemoryStore() *MemoryStore {
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return &MemoryStore{}
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}
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func (s *MemoryStore) Log(_ context.Context, tenantID, userID int64, action, detail string) error {
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s.mu.Lock()
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defer s.mu.Unlock()
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s.seq++
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s.rows = append(s.rows, Entry{
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ID: s.seq, TenantID: tenantID, UserID: userID,
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Action: action, Detail: detail, CreatedAt: time.Now().UTC(),
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})
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return nil
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}
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func (s *MemoryStore) List(_ context.Context, tenantID int64, limit, offset int) ([]Entry, int, error) {
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s.mu.Lock()
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defer s.mu.Unlock()
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if limit <= 0 {
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limit = 50
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}
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filtered := make([]Entry, 0)
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for i := len(s.rows) - 1; i >= 0; i-- {
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if s.rows[i].TenantID == tenantID {
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filtered = append(filtered, s.rows[i])
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}
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}
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total := len(filtered)
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if offset >= total {
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return []Entry{}, total, nil
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}
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end := offset + limit
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if end > total {
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end = total
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}
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return filtered[offset:end], total, nil
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}
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type PostgresStore struct {
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DB *sql.DB
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}
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func NewPostgresStore(db *sql.DB) *PostgresStore {
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return &PostgresStore{DB: db}
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}
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func (s *PostgresStore) Log(ctx context.Context, tenantID, userID int64, action, detail string) error {
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_, err := s.DB.ExecContext(ctx, `
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INSERT INTO platform_meta.audit_logs(tenant_id, user_id, action, detail)
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VALUES($1,$2,$3,$4)`, tenantID, userID, action, detail)
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return err
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}
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func (s *PostgresStore) List(ctx context.Context, tenantID int64, limit, offset int) ([]Entry, int, error) {
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if limit <= 0 {
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limit = 50
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}
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var total int
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if err := s.DB.QueryRowContext(ctx,
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`SELECT COUNT(1) FROM platform_meta.audit_logs WHERE tenant_id=$1`, tenantID,
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).Scan(&total); err != nil {
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return nil, 0, err
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}
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rows, err := s.DB.QueryContext(ctx, `
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SELECT id, tenant_id, user_id, action, detail, created_at
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FROM platform_meta.audit_logs
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WHERE tenant_id=$1
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ORDER BY id DESC
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LIMIT $2 OFFSET $3`, tenantID, limit, offset)
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if err != nil {
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return nil, 0, err
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}
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defer rows.Close()
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out := make([]Entry, 0)
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for rows.Next() {
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var e Entry
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if err := rows.Scan(&e.ID, &e.TenantID, &e.UserID, &e.Action, &e.Detail, &e.CreatedAt); err != nil {
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return nil, 0, err
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}
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out = append(out, e)
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}
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return out, total, rows.Err()
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}
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func DetailJSON(v any) string {
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b, err := json.Marshal(v)
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if err != nil {
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return fmt.Sprint(v)
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}
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return string(b)
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}
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