96 lines
3.6 KiB
Go
96 lines
3.6 KiB
Go
// Package engagements prevents duplicate enemy engagements within one scene.
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package engagements
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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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enemyeventmodel "gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/enemyevents"
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"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/shared/diagnostics"
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enemyeventshape "gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/validate/enemyevents/shape"
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)
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const (
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Key = "extract/dnd/enemy-events/engagements"
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ReasonCode = "duplicate_enemy_engagement"
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policy = "dnd.enemy_events.validator.engagements.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.EnemyEventList] = (*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.EnemyEventList]) (contracts.ValidationResult, error) {
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if enemyeventshape.Validate(req.Value) != nil {
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return contracts.ValidationResult{Approved: true}, nil
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}
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seen := make(map[string]dnd.EnemyEvent)
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issues := make([]string, 0)
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var corrections diagnostics.Corrections
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for _, event := range req.Value.Events {
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if event.Kind != dnd.EnemyEventKindEngaged {
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continue
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}
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identity := enemyeventmodel.ComparisonKey(event.Name)
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if identity == "" {
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continue
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}
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if first, found := seen[identity]; found {
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issues = append(issues, fmt.Sprintf("subject %s has more than one engagement in one combat scene", diagnostics.Quote(event.Name)))
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corrections.Add(
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"duplicate-subject",
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"Return at most one `engaged` event for each contextual enemy name within this combat scene; keep the source ranges together on that one event.",
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fmt.Sprintf("Affected enemy %s: first engagement %s; additional engagement %s.", diagnostics.Quote(event.Name), diagnostics.SourceRange(first.SourceRefs), diagnostics.SourceRange(event.SourceRefs)),
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)
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continue
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}
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seen[identity] = event
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}
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if len(issues) != 0 {
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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("duplicate enemy engagement", issues),
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CorrectionGuidance: corrections.Guidance("Correct every duplicate enemy engagement and return the complete replacement event list"),
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}, nil
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}
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return contracts.ValidationResult{Approved: true}, 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.EnemyEventListKind, Spec(), validateOptions, func(request pipeline.BuildRequest) (contracts.TypedValidator[dnd.EnemyEventList], 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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