114 lines
2.8 KiB
GDScript3
114 lines
2.8 KiB
GDScript3
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extends RefCounted
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const Schema = preload("res://addons/godot_colyseus/lib/schema.gd")
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const Decoder = preload("res://addons/godot_colyseus/lib/decoder.gd")
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const Types = preload("res://addons/godot_colyseus/lib/types.gd")
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class Serializer:
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func set_state(decoder):
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pass
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func get_state():
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pass
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func patch(decoder):
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pass
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func teardown():
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pass
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func handshake(decoder):
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pass
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class NoneSerializer extends Serializer:
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pass
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class ReflectionField extends Schema:
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static func define_fields():
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return [
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Schema.Field.new("name", Schema.Types.STRING),
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Schema.Field.new("type", Schema.Types.STRING),
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Schema.Field.new("referenced_type", Schema.Types.NUMBER),
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]
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func test(field, reflection: Reflection) -> bool:
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if self.type != field.current_type.to_string() or self.name != field.name:
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var str1 = str(field.name, '-', self.name)
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var str2 = str(field.current_type, '-', self.type)
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printerr("Field not match ", str1, " : ", str2)
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return false
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if self.type == Schema.Types.REF:
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var type = reflection.types.at(self.referenced_type)
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return type.test(field.schema_type, reflection)
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return true
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class ReflectionType extends Schema:
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static func define_fields():
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return [
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Schema.Field.new("id", Schema.Types.NUMBER),
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Schema.Field.new("extendsId", Schema.Types.NUMBER),
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Schema.Field.new("fields", Schema.Types.ARRAY, ReflectionField),
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]
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func test(schema_type, reflection: Reflection) -> bool:
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if not schema_type is GDScript:
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printerr("Type schema_type not match ", self.id)
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return false
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var fields = schema_type.define_fields()
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var length = fields.size()
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if length != self.fields.size():
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printerr("Type fields count not match ", self.id)
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return false
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for i in range(length):
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var field = self.fields.at(i)
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if not field.test(fields[i], reflection):
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return false
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return true
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class Reflection extends Schema:
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static func define_fields():
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return [
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Schema.Field.new("types", Schema.Types.ARRAY, ReflectionType),
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Schema.Field.new("root_type", Schema.Types.NUMBER),
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]
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func test(schema_type: GDScript) -> bool:
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return self.types.at(self.root_type).test(schema_type, self)
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class SchemaSerializer extends Serializer:
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var state
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var schema_type: GDScript
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func _init(schema_type):
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self.schema_type = schema_type
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self.state = schema_type.new()
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func handshake(decoder):
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var reflection = Reflection.new()
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reflection.decode(decoder)
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assert(reflection.test(schema_type),"Can not detect schema type")
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func set_state(decoder):
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state.decode(decoder)
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func get_state():
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return state
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func patch(decoder):
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state.decode(decoder)
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static func getSerializer(id: String, schema_type: GDScript = null) -> Serializer:
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match id:
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"schema":
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return SchemaSerializer.new(schema_type)
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"none":
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return NoneSerializer.new()
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return null
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