package regression

import (
	"context"

	"go.skia.org/infra/perf/go/cid"
	"go.skia.org/infra/perf/go/clustering2"
	"go.skia.org/infra/perf/go/dataframe"
	"go.skia.org/infra/perf/go/types"
)

// DetailLookup is used by RegressionStore to look up commit details.
type DetailLookup func(context.Context, *cid.CommitID) (*cid.CommitDetail, error)

// Store persists Regressions.
type Store interface {
	// Range returns a map from types.CommitNumber to *Regressions that exist in the
	// given range of commits. Note that if begin==end that results
	// will be returned for begin.
	Range(ctx context.Context, begin, end types.CommitNumber) (map[types.CommitNumber]*AllRegressionsForCommit, error)

	// SetHigh sets the ClusterSummary for a high regression at the given commit and alertID.
	SetHigh(ctx context.Context, cid *cid.CommitDetail, alertID string, df *dataframe.FrameResponse, high *clustering2.ClusterSummary) (bool, error)

	// SetLow sets the ClusterSummary for a low regression at the given commit and alertID.
	SetLow(ctx context.Context, cid *cid.CommitDetail, alertID string, df *dataframe.FrameResponse, low *clustering2.ClusterSummary) (bool, error)

	// TriageLow sets the triage status for the low cluster at the given commit and alertID.
	TriageLow(ctx context.Context, cid *cid.CommitDetail, alertID string, tr TriageStatus) error

	// TriageHigh sets the triage status for the high cluster at the given commit and alertID.
	TriageHigh(ctx context.Context, cid *cid.CommitDetail, alertID string, tr TriageStatus) error

	// Write the Regressions to the store. The provided 'regressions' maps from
	// types.CommitNumber to all the regressions for that commit.
	Write(ctx context.Context, regressions map[types.CommitNumber]*AllRegressionsForCommit) error
}

// FullSummary describes a single regression.
type FullSummary struct {
	Summary clustering2.ClusterSummary `json:"summary"`
	Triage  TriageStatus               `json:"triage"`
	Frame   dataframe.FrameResponse    `json:"frame"`
}