33 lines
903 B
Go
33 lines
903 B
Go
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package usecase
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import (
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"context"
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"apps/backend/internal/module/scout/domain"
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)
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// StartRun guards queued → running and is idempotent for a retry of the same
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// job. A different job can never take over an active or terminal run.
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func (s *Service) StartRun(ctx context.Context, ownerUID int64, runID, jobID string) (*domain.Run, error) {
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if s == nil || s.Repo == nil || runID == "" || jobID == "" {
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return nil, domain.ErrValidation
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}
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run, err := s.Repo.GetRun(ctx, ownerUID, runID)
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if err != nil {
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return nil, err
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}
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if run.JobID != jobID {
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return nil, domain.ErrIllegalRunStatus
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}
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if run.Status == domain.RunRunning {
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return run, nil
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}
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if err := run.Transition(domain.RunRunning, domain.NowNano()); err != nil {
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return nil, err
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}
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if err := s.Repo.ReplaceRunGuarded(ctx, ownerUID, runID, []string{domain.RunQueued}, run); err != nil {
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return nil, err
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}
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return run, nil
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}
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