ajout du camion #87

* changements des objectifs, donnent juste des graines, sprite moins gros et objectifs plus nombreux
* changement de la probabilité de mutation
* refactor du code terrain et planet

common/inventory/scripts/items/blueprint.gd

@@ -30,10 +30,10 @@ func is_one_time_use():
 	return true
 
 func can_use(player : Player, zone : Player.ActionZone) -> bool:
-	return player.planet.is_in_base(zone.get_global_position())
+	return player.planet && player.planet.is_in_base(zone.get_global_position())
 
 func use(player : Player, zone : Player.ActionZone) -> bool:
-	if machine_type and machine_level:
+	if machine_type and machine_level and player.planet:
 		player.planet.instantiate_machine(machine_type, machine_level, zone.get_global_position())
 		return true
 	return false

common/inventory/scripts/items/package.gd

@@ -25,7 +25,7 @@ func is_one_time_use():
 	return true
 
 func can_use(player : Player, zone : Player.ActionZone) -> bool:
-	return true
+	return player.planet != null
 
 func use(player : Player, zone : Player.ActionZone) -> bool:
 	player.planet.instantiate_entity(scene, zone.get_global_position())

common/inventory/scripts/items/seed.gd

@@ -1,7 +1,7 @@
 extends Item
 class_name Seed
 
-const MUTATION_PROBABILITY = 0.2
+const MUTATION_PROBABILITY = 0.3
 
 const SHOVEL_ICON = preload("res://common/icons/shovel.svg")
 const GROWING_ICON = preload("res://common/icons/chevrons-up.svg")
@@ -39,6 +39,9 @@ func is_one_time_use():
 	return true
 
 func can_use(player : Player, zone : Player.ActionZone) -> bool:
+	if player.planet == null:
+		return false
+
 	var is_there_a_plant_here = false
 	for area in zone.area.get_overlapping_areas() :
 		if area is Plant:
@@ -52,6 +55,9 @@ func can_use(player : Player, zone : Player.ActionZone) -> bool:
 	return not is_there_a_plant_here and not is_there_contamination_in_zone
 
 func use(player : Player, zone : Player.ActionZone) -> bool:
+	if player.planet == null:
+		return false
+
 	player.play_sfx("dig")
 	return player.planet.plant(
 		plant_type,