103 lines
2.6 KiB
Go
103 lines
2.6 KiB
Go
package spells
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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) {
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if response == nil {
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return
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}
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for index := range response.SpellCasts {
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canonicalizeSpellCast(&response.SpellCasts[index])
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}
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sort.SliceStable(response.SpellCasts, func(i, j int) bool {
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left, leftOK := earliestSourceUnit(response.SpellCasts[i])
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right, rightOK := earliestSourceUnit(response.SpellCasts[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 canonicalizeSpellCast(spell *spellCastResponse) {
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sort.SliceStable(spell.SourceRefs, func(i, j int) bool {
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left := spell.SourceRefs[i]
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right := spell.SourceRefs[j]
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if left.StartUnitID != 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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spell.SourceRefs = dedupeSourceRefs(spell.SourceRefs)
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}
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func dedupeSourceRefs(refs []spellSourceRefResponse) []spellSourceRefResponse {
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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 spellSourceRefResponse
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for index, ref := range refs {
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if index > 0 && sameSourceRef(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 sameSourceRef(left spellSourceRefResponse, right spellSourceRefResponse) bool {
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return left.StartUnitID == right.StartUnitID && left.EndUnitID == right.EndUnitID
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}
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func earliestSourceUnit(spell spellCastResponse) (int, bool) {
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for _, ref := range spell.SourceRefs {
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start := ref.StartUnitID
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if start > 0 {
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return start, true
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}
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}
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return 0, false
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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 canonicalSpellList(response extractionResponse, sourceID string) dnd.SpellList {
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spellCasts := make([]dnd.SpellCast, len(response.SpellCasts))
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for index, spell := range response.SpellCasts {
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refs := make([]source.SourceRef, len(spell.SourceRefs))
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for refIndex, ref := range spell.SourceRefs {
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refs[refIndex] = source.SourceRef{
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SourceID: sourceID,
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StartUnitID: ref.StartUnitID,
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EndUnitID: ref.EndUnitID,
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}
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}
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spellCasts[index] = dnd.SpellCast{
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Caster: spell.Caster,
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Spell: spell.Spell,
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Effect: spell.Effect,
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NarrativeDescription: spell.NarrativeDescription,
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SourceRefs: refs,
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}
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}
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if response.SpellCasts == nil {
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spellCasts = nil
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}
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return dnd.SpellList{SpellCasts: spellCasts}
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}
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