整理了一下文件位置

GUI/LoginPanel.gd

@@ -0,0 +1,19 @@
+extends Panel
+
+#用户登录账号，用QQ号代替
+@onready var username_input = $username_input  
+#用户登录密码
+@onready var password_input = $password_input
+#登录按钮
+@onready var login_button = $login_button
+
+
+func _ready():
+	
+	pass 
+
+func _process(delta):
+	pass
+
+func _on_login_button_pressed():
+	pass 

GUI/login.gd

@@ -0,0 +1,87 @@
+extends Node
+
+var http_request: HTTPRequest
+var farm_lots = []
+
+@onready var harvest = $harvest
+@onready var label1 = $Label
+@onready var username_input = $Panel/username_input
+@onready var password_input = $Panel/password_input
+@onready var login_button = $Panel/login_button
+@onready var panel = $Panel
+@onready var item_list = $item_list #ItemList
+
+func _ready():
+	# 创建 HTTPRequest 节点
+	http_request = HTTPRequest.new()
+	add_child(http_request)
+	# 连接信号
+	http_request.connect("request_completed", Callable(self, "_on_request_completed"))	
+	# 连接登录按钮点击事件
+	login_button.connect("pressed", Callable(self, "_on_login_button_pressed"))
+
+# 登录按钮按下事件
+func _on_login_button_pressed():
+	# 隐藏面板（只有在输入后才进行隐藏）
+	panel.hide()
+
+	# 获取用户名和密码输入
+	var username = username_input.text  # 直接获取输入
+	var password = password_input.text  # 直接获取输入
+
+	# 打印调试信息
+	print("Username entered: ", username)
+	print("Password entered: ", password)
+	
+	# 检查用户名和密码是否为空
+	if username == "" or password == "":
+		print("用户名和密码不能为空")
+		panel.show()  # 如果输入为空，显示面板
+		return
+	
+	# 构建登录请求的 URL 和参数
+	var url = "https://api.shumengya.top/smyfarm/login.php"
+	var body = {
+		"username": username,
+		"password": password
+	}
+	
+	# 发送 POST 请求进行登录
+	var err = http_request.request(url, [], HTTPClient.METHOD_POST, JSON.stringify(body))
+	if err != OK:
+		print("Error making HTTP POST request: ", err)
+
+# 请求完成后的回调函数
+func _on_request_completed(result, response_code, headers, body):
+	if response_code == 200:
+		var json = JSON.new()
+		var parse_result = json.parse(body.get_string_from_utf8())
+		
+		if parse_result != OK:
+			print("Error parsing JSON: ", json.get_error_message())
+			return
+		
+		var json_data = json.data
+		
+		if json_data.has("error"):
+			print("Error: " + str(json_data["error"]))
+			panel.show()  # 如果登录失败，显示面板，允许重新输入
+		elif json_data.has("message"):
+			print(json_data["message"])
+			
+			# 处理登录成功
+			if json_data.has("data"):
+				var player_data = json_data["data"]
+				print("欢迎, " + player_data["username"])
+				
+				# 加载玩家数据，进入游戏逻辑
+				_load_player_data(player_data)
+	else:
+		print("HTTP Request failed with response code: " + str(response_code))
+		panel.show()  # 请求失败，重新显示面板
+
+# 加载玩家数据
+func _load_player_data(player_data):
+	# 根据返回的 player_data 初始化玩家的农场状态等
+	pass
+