114 lines
3.1 KiB
Go
114 lines
3.1 KiB
Go
package npcinteractions
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import (
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"sort"
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"gitea.maximumdirect.net/eric/notarius/internal/core/source"
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"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd"
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)
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func canonicalizeResponse(response *extractionResponse, doc *source.SourceDocument) {
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if response == nil {
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return
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}
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for index := range response.Interactions {
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canonicalizeInteraction(&response.Interactions[index])
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}
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sort.SliceStable(response.Interactions, func(i, j int) bool {
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left, leftOK := earliestSourcePosition(doc, response.Interactions[i])
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right, rightOK := earliestSourcePosition(doc, response.Interactions[j])
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if leftOK != rightOK {
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return leftOK
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}
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if !leftOK {
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return false
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}
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return left < right
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})
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}
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func canonicalizeInteraction(interaction *interactionResponse) {
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if interaction == nil {
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return
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}
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sort.SliceStable(interaction.SourceRefs, func(i, j int) bool {
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left := interaction.SourceRefs[i]
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right := interaction.SourceRefs[j]
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if unitSortValue(left.StartUnitID) != unitSortValue(right.StartUnitID) {
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return unitSortValue(left.StartUnitID) < unitSortValue(right.StartUnitID)
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}
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return unitSortValue(left.EndUnitID) < unitSortValue(right.EndUnitID)
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})
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interaction.SourceRefs = dedupeSourceRefs(interaction.SourceRefs)
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}
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func dedupeSourceRefs(refs []interactionSourceRefResponse) []interactionSourceRefResponse {
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if len(refs) < 2 {
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return refs
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}
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out := refs[:0]
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var previous interactionSourceRefResponse
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for index, ref := range refs {
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if index > 0 && previous == ref {
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continue
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}
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out = append(out, ref)
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previous = ref
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}
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return out
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}
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func earliestSourcePosition(doc *source.SourceDocument, interaction interactionResponse) (int, bool) {
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if doc == nil {
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return 0, false
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}
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found := false
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earliest := 0
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for _, ref := range interaction.SourceRefs {
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candidate := source.SourceRef{SourceID: doc.ID, StartUnitID: ref.StartUnitID, EndUnitID: ref.EndUnitID}
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if err := source.ValidateRef(doc, candidate); err != nil {
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continue
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}
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index, ok := source.UnitIndex(doc, candidate.StartUnitID)
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if !ok || (found && index >= earliest) {
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continue
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}
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earliest = index
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found = true
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}
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return earliest, found
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}
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func unitSortValue(value int) int {
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if value <= 0 {
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return int(^uint(0) >> 1)
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}
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return value
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}
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func canonicalInteractionList(response extractionResponse, sourceID string) dnd.NPCInteractionList {
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interactions := make([]dnd.NPCInteraction, len(response.Interactions))
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for index, interaction := range response.Interactions {
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interactions[index] = dnd.NPCInteraction{
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Name: interaction.Name,
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Kind: dnd.NPCInteractionKind(interaction.Kind),
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SourceRefs: canonicalSourceRefs(interaction.SourceRefs, sourceID),
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}
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}
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if response.Interactions == nil {
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interactions = nil
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}
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return dnd.NPCInteractionList{Interactions: interactions}
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}
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func canonicalSourceRefs(refs []interactionSourceRefResponse, sourceID string) []source.SourceRef {
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if refs == nil {
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return nil
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}
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out := make([]source.SourceRef, len(refs))
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for index, ref := range refs {
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out[index] = source.SourceRef{SourceID: sourceID, StartUnitID: ref.StartUnitID, EndUnitID: ref.EndUnitID}
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}
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return out
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}
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