miggor-StreamGraph/classes/deck/deck.gd

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GDScript3
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class_name Deck
var nodes: Dictionary
enum Types{
ERROR = -1,
BOOL,
NUMERIC,
STRING,
ARRAY,
DICTIONARY,
}
static var type_assoc: Dictionary = {
Types.ERROR: DeckType.DeckTypeError,
Types.BOOL: DeckType.DeckTypeBool,
Types.NUMERIC: DeckType.DeckTypeNumeric,
Types.STRING: DeckType.DeckTypeString,
Types.ARRAY: DeckType.DeckTypeArray,
Types.DICTIONARY: DeckType.DeckTypeDictionary,
}
func add_node(node: GDScript, meta: Dictionary = {}) -> DeckNode:
# TODO: accept instances of DeckNode instead of instancing here?
var uuid := UUID.v4()
var node_inst: DeckNode = node.new() as DeckNode
nodes[uuid] = node_inst
node_inst._belonging_to = self
node_inst._id = uuid
if !meta.is_empty():
for k in meta:
node_inst.set_meta(k, meta[k])
return node_inst
func get_node(uuid: String) -> DeckNode:
return nodes.get(uuid)
func connect_nodes(from_node: DeckNode, to_node: DeckNode, from_port: int, to_port: int) -> bool:
# first, check that we can do the type conversion.
var type_a: Types = from_node.input_ports[from_port].type
var type_b: Types = to_node.output_ports[to_port].type
var err: DeckType = (type_assoc[type_b] as GDScript).from(type_assoc[type_a])
if err is DeckType.DeckTypeError:
print(err.error_message)
return false
# TODO: prevent duplicate connections
from_node.add_outgoing_connection(from_port, to_node._id, to_port)
return true