Plant spawn

scripts/level/level_data.gd

@@ -3,12 +3,35 @@ extends Node
 class_name LevelData
 
 static var state : LevelStates = LevelStates.NotInGame
-static var sun_count : float
+static var sun_count : float = 100
 
 var hotbar_seedpackets : Array[SeedpacketResource]
 
 func _ready() -> void:
-	LevelEventBus.packet_selected.connect(on_seedpacket_clicked)
+	set_state(LevelStates.PlantPick)
+	LevelEventBus.state_advance_requested.connect(advance_state)
+	LevelEventBus.packet_placed.connect(on_packet_placed)
+
+func _exit_tree() -> void:
+	set_state(LevelStates.NotInGame)
+
+func advance_state() -> void:
+	set_state(state + 1)
+
+func set_state(to : LevelStates):
+	state = to
+	match state:
+		LevelStates.PlantPick:
+			LevelEventBus.packet_selected.connect(on_seedpacket_clicked)
+		LevelStates.Pregame:
+			LevelEventBus.packet_selected.disconnect(on_seedpacket_clicked)
+		LevelStates.Game:
+			pass
+		LevelStates.Postgame:
+			pass
+		LevelStates.NotInGame:
+			pass
+	LevelEventBus.state_changed.emit(state)
 
 func on_seedpacket_clicked(seedpacket : SeedpacketResource):
 	if hotbar_seedpackets.has(seedpacket):
@@ -17,6 +40,11 @@ func on_seedpacket_clicked(seedpacket : SeedpacketResource):
 		hotbar_seedpackets.append(seedpacket)
 	LevelEventBus.hotbar_packets_update.emit(hotbar_seedpackets)
 
+func on_packet_placed(seedpacket : SeedpacketResource):
+	print(seedpacket)
+	sun_count -= seedpacket.cost
+	LevelEventBus.sun_count_updated.emit(sun_count)
+
 ## Possible states of level 
 enum LevelStates {
 	## The game is during plant pick stage
@@ -27,6 +55,6 @@ enum LevelStates {
 	Game,
 	## Game ended
 	Postgame,
-	## Not in a level,
+	## Not in a level
 	NotInGame
 }