init

scripts/upgrades/fuel_efficiency_upgrade.gd

@@ -0,0 +1,20 @@
+extends Upgrade
+class_name FuelEfficiencyUpgrade
+
+@export var modifier := 0.95
+
+func _init(tier: int = 1):
+	if tier < 5:
+		unlocks.append(FuelEfficiencyUpgrade.new(tier + 1))
+	self.tier = tier
+	name = "Fuel Efficiency Increase - Tier %s" % ['I','II','III','IV','V'][tier - 1]
+	description = "Increases the efficiency of fuel use for your rocket"
+	cost = {
+		"fuel": (tier) * 15 - 5,
+		"star": (tier) * 5 + 5
+	}
+
+func activate_upgrade() -> bool:
+	if not super(): return false
+	DataHandler.game_data.fuel_efficiency *= modifier
+	return true