Added comms array

scripts/comm_station/comm_station.gd

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+extends Spatial
+
+const StateIdle = preload("res://scripts/comm_station/state/idle.gd")
+const StateBlocked = preload("res://scripts/comm_station/state/blocked.gd")
+
+var state = null
+
+signal comms_established
+
+onready var coin_machine = $"%coin_machine"
+onready var item_dump = $"%item_dump"
+onready var status_text = $"%status_text"
+
+func _ready():
+	state = StateBlocked.new()
+	state.ctx = self
+	state.enter_from(null)
+	print("comms_station: NULL -> ", state.NAME)
+
+func change_state(new_state):
+	print("comms_station: ", state.NAME, " -> ", new_state.NAME)
+	new_state.ctx = self
+	state.exit_to(new_state)
+	new_state.enter_from(state)
+	state = new_state
+
+func _on_coin_machine_coin_requirement_met(player):
+	state.on_coin_machine_coin_requirement_met(player)
+
+func _on_item_dump_item_dump_completed():
+	state.on_item_dump_item_dump_completed()
+
+func _on_item_dump_item_dumped():
+	state.on_item_dump_item_dumped()
+
+func emit_signal_comms_established():
+	emit_signal("comms_established")

scripts/comm_station/state/blocked.gd

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+extends Reference
+
+const NAME = "blocked"
+
+var ctx = null
+
+func _init():
+	pass
+
+func enter_from(state):
+	ctx.coin_machine.enabled = false
+	ctx.item_dump.enabled = true
+	ctx.status_text.text = "Offline. Needs Repair"
+
+func exit_to(state):
+	pass
+
+func on_coin_machine_coin_requirement_met(player):
+	assert(false, "coin machine should be disabled in blocked state")
+
+func on_item_dump_item_dump_completed():
+	ctx.change_state(ctx.StateIdle.new())
+
+func on_item_dump_item_dumped():
+	print("item dumped")

scripts/comm_station/state/idle.gd

@@ -0,0 +1,25 @@
+extends Reference
+
+const NAME = "idle"
+
+var ctx = null
+
+func _init():
+	pass
+
+func enter_from(state):
+	ctx.coin_machine.enabled = true
+	ctx.item_dump.enabled = false
+	ctx.status_text.text = "Online"
+
+func exit_to(state):
+	pass
+
+func on_coin_machine_coin_requirement_met(player):
+	ctx.emit_signal_comms_established()
+
+func on_item_dump_item_dump_completed():
+	assert(false, "item dump should be disabled in idle state")
+
+func _on_item_dump_item_dumped():
+	assert(false, "item dump should be disabled in idle state")