MiFaZhan
49 lines
1.5 KiB
Go
49 lines
1.5 KiB
Go
package httpapi
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import (
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"context"
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"errors"
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"git.5iot.com/iotlcm-public/iotlcm-worker-svr/internal/fullsync/contract"
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"github.com/gogf/gf/v2/errors/gerror"
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)
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type runReader struct {
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live contract.LiveRunReader
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archive contract.ArchivedRunReader
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rounds contract.RoundStatsReader
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}
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// NewRunReader composes live-first run queries without knowing either storage
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// implementation. Archive and rounds are optional (nil disables that lookup).
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// Only absent live metadata permits archive fallback; live round errors do not.
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func NewRunReader(live contract.LiveRunReader, archive contract.ArchivedRunReader, rounds contract.RoundStatsReader) (contract.RunReader, error) {
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if live == nil {
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return nil, gerror.New("full-sync run reader requires a live reader")
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}
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return &runReader{live: live, archive: archive, rounds: rounds}, nil
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}
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func (r *runReader) GetRun(ctx context.Context, runID string) (contract.RunView, error) {
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if err := contract.ValidateID(runID); err != nil {
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return contract.RunView{}, err
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}
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meta, err := r.live.GetRunMeta(ctx, runID)
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if err == nil {
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view := contract.RunView{Source: contract.SourceLive, Run: meta}
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if r.rounds != nil {
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view.Rounds, err = r.rounds.GetRoundStats(ctx, runID)
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}
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return view, err
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}
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if !errors.Is(err, contract.ErrNotFound) || r.archive == nil {
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return contract.RunView{}, err
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}
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archive, err := r.archive.GetArchivedRun(ctx, runID)
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if err != nil {
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return contract.RunView{}, err
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}
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return contract.RunView{Source: contract.SourceArchive, Run: archive.Run, Rounds: archive.Rounds}, nil
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}
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