Files
notarius/internal/modules/dnd/extract/combatturns/canonicalize.go

118 lines
3.0 KiB
Go

package combatturns
import (
"sort"
"gitea.maximumdirect.net/eric/notarius/internal/core/source"
"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd"
)
func canonicalizeResponse(response *extractionResponse, doc *source.SourceDocument) {
if response == nil {
return
}
for index := range response.CombatTurns {
canonicalizeCombatTurn(&response.CombatTurns[index])
}
sort.SliceStable(response.CombatTurns, func(i, j int) bool {
left, leftOK := earliestSourcePosition(doc, response.CombatTurns[i])
right, rightOK := earliestSourcePosition(doc, response.CombatTurns[j])
if leftOK != rightOK {
return leftOK
}
if !leftOK {
return false
}
return left < right
})
}
func canonicalizeCombatTurn(turn *combatTurnResponse) {
if turn == nil {
return
}
sort.SliceStable(turn.SourceRefs, func(i, j int) bool {
left := turn.SourceRefs[i]
right := turn.SourceRefs[j]
if unitSortValue(left.StartUnitID) != unitSortValue(right.StartUnitID) {
return unitSortValue(left.StartUnitID) < unitSortValue(right.StartUnitID)
}
return unitSortValue(left.EndUnitID) < unitSortValue(right.EndUnitID)
})
turn.SourceRefs = dedupeSourceRefs(turn.SourceRefs)
}
func dedupeSourceRefs(refs []combatSourceRefResponse) []combatSourceRefResponse {
if len(refs) < 2 {
return refs
}
out := refs[:0]
var previous combatSourceRefResponse
for index, ref := range refs {
if index > 0 && sameSourceRef(previous, ref) {
continue
}
out = append(out, ref)
previous = ref
}
return out
}
func sameSourceRef(left combatSourceRefResponse, right combatSourceRefResponse) bool {
return left == right
}
func earliestSourcePosition(doc *source.SourceDocument, turn combatTurnResponse) (int, bool) {
if doc == nil {
return 0, false
}
earliest := 0
found := false
for _, ref := range turn.SourceRefs {
candidate := source.SourceRef{SourceID: doc.ID, StartUnitID: ref.StartUnitID, EndUnitID: ref.EndUnitID}
if err := source.ValidateRef(doc, candidate); err != nil {
continue
}
index, ok := source.UnitIndex(doc, candidate.StartUnitID)
if !ok || (found && index >= earliest) {
continue
}
earliest = index
found = true
}
return earliest, found
}
func unitSortValue(value int) int {
if value <= 0 {
return int(^uint(0) >> 1)
}
return value
}
func canonicalCombatTurnList(response extractionResponse, sourceID string) dnd.CombatTurnList {
turns := make([]dnd.CombatTurn, len(response.CombatTurns))
for index, turn := range response.CombatTurns {
turns[index] = dnd.CombatTurn{
Actor: turn.Actor,
TurnKind: dnd.CombatTurnKind(turn.TurnKind),
SourceRefs: canonicalSourceRefs(turn.SourceRefs, sourceID),
}
}
if response.CombatTurns == nil {
turns = nil
}
return dnd.CombatTurnList{CombatTurns: turns}
}
func canonicalSourceRefs(refs []combatSourceRefResponse, sourceID string) []source.SourceRef {
if refs == nil {
return nil
}
out := make([]source.SourceRef, len(refs))
for index, ref := range refs {
out[index] = source.SourceRef{SourceID: sourceID, StartUnitID: ref.StartUnitID, EndUnitID: ref.EndUnitID}
}
return out
}