ammonia thingy

src/resources/substance.gd

@@ -8,6 +8,7 @@ class_name Substance
 @export var boiling_point: float
 @export var liquid_transparency: float = 0.5
 @export var pH: float = 7.0
+@export var pHIonicOverrides: Dictionary[Substance,float]
 @export var color: Color
 @export var pHColor: Gradient
 @export var prefer_scientific_name: bool
@@ -15,3 +16,31 @@ class_name Substance
 
 func get_formula() -> StringName:
 	return scientific_name if prefer_scientific_name else formula
+
+func get_ph(context: Array[Substance]):
+	var overriden_value: float = 0
+	var overrides: int = 0
+	
+	for sub in context:
+		if pHIonicOverrides.has(sub):
+			overriden_value += pHIonicOverrides[sub]
+			overrides += 1
+	
+	if overrides > 0:
+		return overriden_value / overrides
+	else:
+		return pH
+
+func get_ph_runtime(context: Array[RuntimeSubstanceData]):
+	var overriden_value: float = 0
+	var overrides: int = 0
+	
+	for sub in context:
+		if pHIonicOverrides.has(sub.substance):
+			overriden_value += pHIonicOverrides[sub.substance]
+			overrides += 1
+	
+	if overrides > 0:
+		return overriden_value / overrides
+	else:
+		return pH