105 lines
3.8 KiB
Go
105 lines
3.8 KiB
Go
// Package sourcerefs validates D&D NPC occurrence transcript evidence.
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package sourcerefs
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import (
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"context"
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"fmt"
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"gitea.maximumdirect.net/eric/notarius/internal/core/source"
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"gitea.maximumdirect.net/eric/notarius/internal/framework/contracts"
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"gitea.maximumdirect.net/eric/notarius/internal/framework/pipeline"
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"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd"
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"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/shared/diagnostics"
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occurrenceshape "gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/validate/npcoccurrences/shape"
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)
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const (
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Key = "extract/dnd/npc-occurrences/source_refs"
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ReasonCode = "invalid_npc_occurrence_source_refs"
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policy = "dnd.npc_occurrences.validator.source_refs.v2"
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)
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type Options struct{}
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type Validator struct{}
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var _ contracts.TypedValidator[dnd.NPCOccurrenceList] = (*Validator)(nil)
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var _ pipeline.CheckpointFingerprintProvider = (*Validator)(nil)
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func New(Options) *Validator { return &Validator{} }
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func (v *Validator) Name() string { return Key }
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func (v *Validator) ExecutionClass() contracts.ExecutionClass {
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return contracts.ExecutionClassDeterministic
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}
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func (v *Validator) CheckpointFingerprints() []pipeline.CheckpointFingerprint {
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return []pipeline.CheckpointFingerprint{{Name: "policy", Value: policy}}
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}
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func (v *Validator) Validate(_ context.Context, req contracts.TypedValidationRequest[dnd.NPCOccurrenceList]) (contracts.ValidationResult, error) {
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if req.Stage == string(pipeline.StageExtract) && req.Chunk == nil {
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return contracts.ValidationResult{}, fmt.Errorf("NPC occurrence source-reference validator requires the current extraction chunk")
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}
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if occurrenceshape.Validate(req.Value) != nil {
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return contracts.ValidationResult{Approved: true}, nil
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}
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index := source.NewDocumentIndex(req.Source)
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issues := make([]string, 0)
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for occurrenceIndex, occurrence := range req.Value.Occurrences {
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for refIndex, ref := range occurrence.SourceRefs {
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if err := index.ValidateRef(ref); err != nil {
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issues = append(issues, fmt.Sprintf("occurrences[%d].source_refs[%d]: %s", occurrenceIndex, refIndex, diagnostics.Truncate(err.Error())))
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continue
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}
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if req.Stage == string(pipeline.StageExtract) && !chunkContainsRef(req.Chunk, ref) {
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issues = append(issues, fmt.Sprintf(
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"occurrences[%d].source_refs[%d]: source reference is outside the current extraction chunk",
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occurrenceIndex, refIndex,
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))
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}
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}
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}
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if len(issues) == 0 {
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return contracts.ValidationResult{Approved: true}, nil
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}
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return contracts.ValidationResult{
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Approved: false,
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ReasonCode: ReasonCode,
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Message: diagnostics.Aggregate("invalid NPC occurrence source references", issues),
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}, nil
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}
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func chunkContainsRef(chunk *source.Chunk, ref source.SourceRef) bool {
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if chunk == nil || ref.SourceID != chunk.SourceID {
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return false
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}
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startFound := false
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endFound := false
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for _, unit := range chunk.Units {
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startFound = startFound || unit.ID == ref.StartUnitID
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endFound = endFound || unit.ID == ref.EndUnitID
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}
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return startFound && endFound
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}
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func Spec() pipeline.ValidatorSpec {
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return pipeline.ValidatorSpec{Key: Key, ExecutionClass: contracts.ExecutionClassDeterministic}
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}
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func Register(registry *pipeline.ValidatorRegistry) error {
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return pipeline.RegisterTypedValidatorBuilder(registry, dnd.NPCOccurrenceListKind, Spec(), validateOptions, func(request pipeline.BuildRequest) (contracts.TypedValidator[dnd.NPCOccurrenceList], error) {
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options, err := DecodeOptions(request.Options)
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if err != nil {
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return nil, err
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}
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return New(options), nil
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})
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}
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func DecodeOptions(options map[string]any) (Options, error) {
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if err := pipeline.RejectUnknownOptions(options); err != nil {
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return Options{}, err
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}
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return Options{}, nil
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}
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func validateOptions(options map[string]any) error { _, err := DecodeOptions(options); return err }
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