feat: score resource discovery by comfort and safety

simulation/state/ResourceStateRecord.gd

@@ -4,8 +4,9 @@ extends RefCounted
 signal changed(state: ResourceStateRecord)
 signal depleted(state: ResourceStateRecord)
 
-const SCHEMA_VERSION := 2
+const SCHEMA_VERSION := 3
 const LEGACY_SCHEMA_VERSION := 1
+const DISCOVERY_LEGACY_SCHEMA_VERSION := 2
 
 var data: Dictionary
 
@@ -26,7 +27,10 @@ static func create_from_node(node: ResourceNode) -> ResourceStateRecord:
 			"reserved_by": -1,
 			"enabled": node.initial_enabled,
 			"can_npcs_use": node.can_npcs_use,
-			"can_player_use": node.can_player_use
+			"can_player_use": node.can_player_use,
+			"safety_risk": node.safety_risk,
+			"comfort_distance": node.comfort_distance,
+			"discovery_priority": node.discovery_priority
 		}
 	)
 
@@ -35,6 +39,8 @@ static func from_dictionary(record_data: Dictionary) -> ResourceStateRecord:
 	var version := int(record_data.get("schema_version", -1))
 	if version == LEGACY_SCHEMA_VERSION:
 		record_data = _migrate_v1(record_data)
+	elif version == DISCOVERY_LEGACY_SCHEMA_VERSION:
+		record_data = _migrate_v2(record_data)
 	elif version != SCHEMA_VERSION:
 		return null
 
@@ -48,7 +54,10 @@ static func from_dictionary(record_data: Dictionary) -> ResourceStateRecord:
 			"reserved_by",
 			"enabled",
 			"can_npcs_use",
-			"can_player_use"
+			"can_player_use",
+			"safety_risk",
+			"comfort_distance",
+			"discovery_priority"
 		]
 	):
 		return null
@@ -70,6 +79,15 @@ static func _migrate_v1(legacy_data: Dictionary) -> Dictionary:
 	migrated["yield_per_action"] = 0.0
 	migrated["can_npcs_use"] = false
 	migrated["can_player_use"] = false
+	return _migrate_v2(migrated)
+
+
+static func _migrate_v2(legacy_data: Dictionary) -> Dictionary:
+	var migrated := legacy_data.duplicate(true)
+	migrated["schema_version"] = SCHEMA_VERSION
+	migrated["safety_risk"] = clampf(float(migrated.get("safety_risk", 0.0)), 0.0, 1.0)
+	migrated["comfort_distance"] = maxf(float(migrated.get("comfort_distance", 18.0)), 0.1)
+	migrated["discovery_priority"] = float(migrated.get("discovery_priority", 0.0))
 	return migrated
 
 
@@ -84,6 +102,9 @@ func apply_definition(node: ResourceNode) -> bool:
 		data["yield_per_action"] = node.yield_per_action
 		data["can_npcs_use"] = node.can_npcs_use
 		data["can_player_use"] = node.can_player_use
+		data["safety_risk"] = node.safety_risk
+		data["comfort_distance"] = node.comfort_distance
+		data["discovery_priority"] = node.discovery_priority
 		data["schema_version"] = SCHEMA_VERSION
 		return true
 
@@ -132,6 +153,18 @@ func can_player_use_resource() -> bool:
 	return bool(data["can_player_use"])
 
 
+func get_safety_risk() -> float:
+	return clampf(float(data["safety_risk"]), 0.0, 1.0)
+
+
+func get_comfort_distance() -> float:
+	return maxf(float(data["comfort_distance"]), 0.1)
+
+
+func get_discovery_priority() -> float:
+	return float(data["discovery_priority"])
+
+
 func is_depleted() -> bool:
 	return get_amount_remaining() <= 0.0