优化项目架构

SproutFarm-Frontend/Network/TCPClient.gd

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+extends Node
+#一个基本的TCP客户端API
+class_name TCPClient
+
+signal connected_to_server#连接到服务器信号
+signal connection_failed#连接失败信号
+signal connection_closed#连接关闭信号
+signal data_received(data)#收到数据信号
+
+var tcp: StreamPeerTCP = StreamPeerTCP.new()
+var host: String = "127.0.0.1"
+var port: int = 4040
+var is_connected: bool = false
+var auto_reconnect: bool = true
+var reconnect_delay: float = 2.0
+
+# 缓冲区管理
+var buffer = ""
+
+func _ready():
+	pass
+
+func _process(_delta):
+	# 更新连接状态
+	tcp.poll()
+	_update_connection_status()
+	_check_for_data()
+
+
+func connect_to_server(custom_host = null, custom_port = null):
+	if custom_host != null:
+		host = custom_host
+	if custom_port != null:
+		port = custom_port
+		
+	if tcp.get_status() != StreamPeerTCP.STATUS_CONNECTED:
+		tcp.disconnect_from_host()
+		print("连接到服务器: %s:%s" % [host, port])
+		var error = tcp.connect_to_host(host, port)
+		if error != OK:
+			print("连接错误: %s" % error)
+			emit_signal("connection_failed")
+
+
+func disconnect_from_server():
+	tcp.disconnect_from_host()
+	is_connected = false
+	emit_signal("connection_closed")
+
+
+func _update_connection_status():
+	var status = tcp.get_status()
+	
+	match status:
+		StreamPeerTCP.STATUS_NONE:
+			if is_connected:
+				is_connected = false
+				print("连接已断开")
+				emit_signal("connection_closed")
+				
+				if auto_reconnect:
+					var timer = get_tree().create_timer(reconnect_delay)
+					await timer.timeout
+					connect_to_server()
+		
+		StreamPeerTCP.STATUS_CONNECTING:
+			pass
+			
+		StreamPeerTCP.STATUS_CONNECTED:
+			if not is_connected:
+				is_connected = true
+				tcp.set_no_delay(true) # 禁用Nagle算法提高响应速度
+				emit_signal("connected_to_server")
+				
+		StreamPeerTCP.STATUS_ERROR:
+			is_connected = false
+			print("连接错误")
+			emit_signal("connection_failed")
+			
+			if auto_reconnect:
+				var timer = get_tree().create_timer(reconnect_delay)
+				await timer.timeout
+				connect_to_server()
+
+
+func _check_for_data():
+	if tcp.get_status() == StreamPeerTCP.STATUS_CONNECTED and tcp.get_available_bytes() > 0:
+		var bytes = tcp.get_available_bytes()
+		var data = tcp.get_utf8_string(bytes)
+		
+		# 将数据添加到缓冲区进行处理
+		buffer += data
+		_process_buffer()
+
+
+func _process_buffer():
+	# 处理缓冲区中的JSON消息
+	# 假设每条消息以换行符结尾
+	while "\n" in buffer:
+		var message_end = buffer.find("\n")
+		var message_text = buffer.substr(0, message_end)
+		buffer = buffer.substr(message_end + 1)
+		
+		# 处理JSON数据
+		if message_text.strip_edges() != "":
+			var json = JSON.new()
+			var error = json.parse(message_text)
+			
+			if error == OK:
+				var data = json.get_data()
+				emit_signal("data_received", data)
+			else:
+				emit_signal("data_received", message_text)
+
+func send_data(data):
+	if not is_connected:
+		print("未连接，无法发送数据")
+		return false
+	
+	var message: String
+	
+	# 如果是字典/数组，转换为JSON
+	if typeof(data) == TYPE_DICTIONARY or typeof(data) == TYPE_ARRAY:
+		message = JSON.stringify(data) + "\n"
+	else:
+		# 否则简单转换为字符串
+		message = str(data) + "\n"
+	
+	var result = tcp.put_data(message.to_utf8_buffer())
+	return result == OK
+
+func is_client_connected() -> bool:
+	return is_connected
+
+# 示例: 如何使用此客户端
+# 
+# func _ready():
+#     var client = TCPClient.new()
+#     add_child(client)
+#     
+#     client.connected_to_server.connect(_on_connected)
+#     client.connection_failed.connect(_on_connection_failed)
+#     client.connection_closed.connect(_on_connection_closed)
+#     client.data_received.connect(_on_data_received)
+#     
+#     client.connect_to_server("127.0.0.1", 9000)
+# 
+# func _on_connected():
+#     print("已连接")
+#     client.send_data({"type": "greeting", "content": "Hello Server!"})
+# 
+# func _on_data_received(data):
+#     print("收到数据: ", data)

SproutFarm-Frontend/Network/TCPClient.gd.uid

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+uid://cylhhkh8ooxcu

SproutFarm-Frontend/Network/TCPNetworkManager.gd.uid

@@ -0,0 +1 @@
+uid://q1f3tubmdsrk

SproutFarm-Frontend/Network/TCPNetworkManager.tscn

@@ -0,0 +1,69 @@
+[gd_scene load_steps=2 format=3 uid="uid://cpxiaqh0y6a5d"]
+
+[ext_resource type="Script" uid="uid://q1f3tubmdsrk" path="res://Network/TCPNetworkManager.gd" id="1_tfd57"]
+
+[node name="TCPNetworkManager" type="Panel"]
+script = ExtResource("1_tfd57")
+
+[node name="Scroll" type="ScrollContainer" parent="."]
+layout_mode = 0
+offset_left = 1.0
+offset_top = 142.0
+offset_right = 401.0
+offset_bottom = 647.0
+horizontal_scroll_mode = 0
+
+[node name="ResponseLabel" type="Label" parent="Scroll"]
+custom_minimum_size = Vector2(400, 500)
+layout_mode = 2
+theme_override_colors/font_outline_color = Color(1, 1, 1, 1)
+theme_override_font_sizes/font_size = 20
+text = "回应"
+autowrap_mode = 3
+
+[node name="Title" type="Label" parent="."]
+layout_mode = 0
+offset_right = 400.0
+offset_bottom = 42.0
+theme_override_font_sizes/font_size = 30
+text = "TCP网络调试面板"
+horizontal_alignment = 1
+
+[node name="ColorRect" type="ColorRect" parent="."]
+layout_mode = 0
+offset_right = 400.0
+offset_bottom = 647.0
+color = Color(0.104753, 0.146763, 0.23013, 0.427451)
+
+[node name="StatusLabel" type="Label" parent="."]
+layout_mode = 0
+offset_top = 100.0
+offset_right = 120.0
+offset_bottom = 142.0
+theme_override_font_sizes/font_size = 30
+text = "连接状态"
+
+[node name="MessageInput" type="LineEdit" parent="."]
+layout_mode = 0
+offset_left = 136.0
+offset_top = 50.0
+offset_right = 400.0
+offset_bottom = 100.0
+theme_override_font_sizes/font_size = 30
+
+[node name="SendButton" type="Button" parent="."]
+layout_mode = 0
+offset_left = 68.0
+offset_top = 50.0
+offset_right = 136.0
+offset_bottom = 100.0
+theme_override_font_sizes/font_size = 30
+text = "发送"
+
+[node name="ConnectionButton" type="Button" parent="."]
+layout_mode = 0
+offset_top = 50.0
+offset_right = 68.0
+offset_bottom = 100.0
+theme_override_font_sizes/font_size = 30
+text = "连接"