new mutations wip

entities/plants/scripts/plant_mutation/solar_mutation.gd

@@ -0,0 +1,31 @@
+extends PlantMutation
+class_name SolarMutation
+
+func get_icon() -> Texture:
+    return preload("res://common/icons/alert-triangle.svg")
+
+func get_base_rarity() -> int:
+    return 1
+
+func get_mutation_id() -> String:
+    return "SOLAR"
+
+func get_mutation_name() -> String:
+    return tr("SOLAR")
+
+func get_mutation_description() -> String:
+    return tr("SOLAR_EFFECT_TEXT").format({
+        "bonus_chance": get_bonus_chance(),
+        "bonus_energy": get_bonus_energy()
+    })
+
+func _start_day_effect(plant: Plant):
+    var rng := RandomNumberGenerator.new()
+    if rng.randf() < get_bonus_chance():
+        plant.region.player.data.energy += get_bonus_energy()
+
+func get_bonus_chance() -> float:
+    return 1 / (6 - min(level, 5))
+
+func get_bonus_energy() -> int:
+    return 1