decoration for debuffs

skill.go

@@ -34,7 +34,10 @@ func RenderSkill(id horse.SkillID, all map[horse.SkillID]horse.Skill, groups map
 		// should be passive (green)
 		r.AccentColor = 0x66ae1c
 		skilltype = "Passive Skill"
-	// TODO(zeph): debuff (red)
+	case isDebuff(s):
+		// debuff (red)
+		r.AccentColor = 0xe34747
+		skilltype = "Debuff Skill"
 	case s.Rarity == 1:
 		// common (white)
 		r.AccentColor = 0xcccccc
@@ -99,6 +102,17 @@ func formatCondition(s string) string {
 	return "`" + s + "`"
 }
 
+func isDebuff(s horse.Skill) bool {
+	for _, act := range s.Activations {
+		for _, a := range act.Abilities {
+			if a.Value < 0 {
+				return true
+			}
+		}
+	}
+	return false
+}
+
 // TODO(zeph): autocomplete
 // if we want to backgroundify construction of an autocomplete map,
 // use sync.OnceValue and launch a goroutine in main to get the value and discard it