91 lines
3.4 KiB
Go
91 lines
3.4 KiB
Go
// Package sourcerefs validates D&D scene-description source identity.
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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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"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/validate/scenedescriptions/shape"
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)
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const (
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Key = "extract/dnd/scene-descriptions/source_refs"
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ReasonCode = "invalid_scene_description_source_refs"
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policy = "dnd.scene_descriptions.validator.source_refs.v1"
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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.SceneDescriptionList] = (*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.SceneDescriptionList]) (contracts.ValidationResult, error) {
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if shape.ValidateForStage(req.Value, req.Stage) != nil {
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return contracts.ValidationResult{Approved: true}, nil
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}
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issues := make([]string, 0)
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if req.Stage == string(pipeline.StageExtract) && req.Chunk == nil {
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issues = append(issues, "current extraction chunk must not be nil")
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}
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for index, scene := range req.Value.Scenes {
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prefix := fmt.Sprintf("scenes[%d]", index)
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if err := source.ValidateRef(req.Source, scene.SourceRef); err != nil {
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issues = append(issues, prefix+".source_ref: "+diagnostics.Truncate(err.Error()))
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continue
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}
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if req.Stage == string(pipeline.StageExtract) && req.Chunk != nil {
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if scene.ID != req.Chunk.ID {
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issues = append(issues, prefix+".id must equal the current extraction chunk ID")
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}
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if scene.SourceRef != req.Chunk.Ref {
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issues = append(issues, prefix+".source_ref must equal the current extraction chunk range")
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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, ReasonCode: ReasonCode,
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Message: diagnostics.Aggregate("invalid scene description source references", issues),
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}, nil
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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.SceneDescriptionListKind, Spec(), validateOptions, func(request pipeline.BuildRequest) (contracts.TypedValidator[dnd.SceneDescriptionList], 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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