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51 lines
1.7 KiB
GDScript
51 lines
1.7 KiB
GDScript
extends Node
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class_name PeerNodeDirectory
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## The scene to instantiate on creation of a new [PeerNode].
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@export var peernode_scene: PackedScene = preload("res://scenes/peernode.tscn")
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## Cache dictionary mapping peer_ids to their respective [PeerNode].
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##
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## This script is responsible for keeping it updated.
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var peernodes_by_id: Dictionary = {}
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## Find the subordinate [PeerNode] with the given peer_id, and return it if found, otherwise return null.
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func get_peernode(peer_id: int) -> PeerNode:
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return peernodes_by_id.get(peer_id) as PeerNode
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## Create a new [PeerNode] for the given peer_id, or do nothing if it already exists.
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@rpc("authority", "call_local", "reliable")
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func rpc_create_peernode(peer_id: int):
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# Make sure the peernode does not exist
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var peernode: PeerNode = get_peernode(peer_id)
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if peernode != null:
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return
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# Create a new peernode
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peernode = peernode_scene.instantiate()
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peernodes_by_id[peer_id] = peernode
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peernode.set_multiplayer_authority(peer_id)
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peernode.identified.connect(_on_peernode_identified.bind(peernode))
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add_child(peernode, true)
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## Destroy the [PeerNode] for the given peer_id, or do nothing if it does not exist.
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@rpc("authority", "call_local", "reliable")
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func rpc_destroy_peernode(peer_id: int):
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# Make sure the peernode exists
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var peernode: PeerNode = get_peernode(peer_id)
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if peernode == null:
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return
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# Destroy the peernode
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peernode.queue_free()
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## Called on the server when a [PeerNode] calls [method rpc_identify] for itself.
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func _on_peernode_identified(player_name: String, peernode: PeerNode):
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peernode_identified.emit(player_name, peernode)
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## Emitted on the server when a [PeerNode] calls [method rpc_identify] for itself.
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signal peernode_identified(player_name: String, peernode: PeerNode)
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