82 lines
2.8 KiB
Go
82 lines
2.8 KiB
Go
// Package identity validates the stable identity invariants of D&D NPC lists.
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package identity
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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/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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domainidentity "gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/npcs/identity"
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"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/shared/diagnostics"
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npcshape "gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/validate/npcs/shape"
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)
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const (
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Key = "normalize/dnd/npcs/identity"
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ReasonCode = "invalid_npc_identity"
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policy = domainidentity.Policy
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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.NPCList] = (*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.NPCList]) (contracts.ValidationResult, error) {
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if err := npcshape.Validate(req.Value); err != nil {
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return contracts.ValidationResult{Approved: true}, nil
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}
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identityIssues := domainidentity.ValidateRegistry(req.Value.NPCs)
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if len(identityIssues) == 0 {
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return contracts.ValidationResult{Approved: true}, nil
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}
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issues := make([]string, len(identityIssues))
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for index, issue := range identityIssues {
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location := fmt.Sprintf("npcs[%d]", issue.RecordIndex)
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issues[index] = fmt.Sprintf("%s %s: %s", location, issue.Code, diagnostics.Quote(issue.Value))
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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 identity", 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.NPCListKind, Spec(), validateOptions, func(request pipeline.BuildRequest) (contracts.TypedValidator[dnd.NPCList], 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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