Potential multiple different action types

example_config.json

@@ -2,23 +2,28 @@
     "urls": [
         {
             "label": "example 1",
-            "url": "http://example.com"
+            "action_type": "MSG",
+            "action_param": "This is example 1"
         },
         {
             "label": "example 2",
-            "url": "http://example.com"
+            "action_type": "MSG",
+            "action_param": "This is example 2"
         },
         {
             "label": "example 3",
-            "url": "http://example.com"
+            "action_type": "MSG",
+            "action_param": "This is example 3"
         },
         {
             "label": "example 4",
-            "url": "http://example.com"
+            "action_type": "MSG",
+            "action_param": "This is example 4"
         },
         {
             "label": "example 5",
-            "url": "http://example.com"
+            "action_type": "MSG",
+            "action_param": "This is example 5"
         }
     ],
     "bg_color": "lime"

menu.py

@@ -3,6 +3,7 @@
 import math
 import argparse
 import json
+from enum import Enum, auto
 from time import sleep
 from threading import Thread
 from queue import Queue, Empty
@@ -18,9 +19,14 @@ class ButtonDef(TypedDict):
     cbk: Callable[[], None]
 
 
-class UrlDef(TypedDict):
+class ActionType(Enum):
+    MSG = auto()
+
+
+class Action(TypedDict):
     label: str
-    url: str
+    action_type: ActionType
+    param: str
 
 
 class IBoard:
@@ -118,14 +124,14 @@ class MenuBoard(IBoard):
 
 
 class App:
-    def __init__(self, urls: List[UrlDef], bg_color: str):
+    def __init__(self, urls: List[Action], bg_color: str):
         pygame.init()
         info = pygame.display.Info()
         self.screen = pygame.display.set_mode((info.current_w, info.current_h), flags=pygame.FULLSCREEN)
         self.clock = pygame.time.Clock()
         self.running = False
         self.bg_color = bg_color
-        buttons = list(map(lambda u: ButtonDef(text=u['label'], cbk=self.button_press_handler(u['url'])), urls))
+        buttons = list(map(lambda u: ButtonDef(text=u['label'], cbk=self.button_press_handler(u)), urls))
         buttons.append(ButtonDef(text="Exit", cbk=self.quit))
         self.board: IBoard = MenuBoard(self.get_screen_rect(), buttons, bg_color)
         self.task_q = Queue()
@@ -133,7 +139,7 @@ class App:
     def get_screen_rect(self) -> pygame.Rect:
         return pygame.Rect(0, 0, self.screen.get_width(), self.screen.get_height())
 
-    def button_press_handler(self, url: str) -> Callable[[], None]:
+    def show_message_handler(self, action: Action) -> Callable[[], None]:
         def impl():
             previous_board = self.board
 
@@ -146,9 +152,14 @@ class App:
 
             process_thr = Thread(target=thr_fun)
             process_thr.start()
-            self.board = MessageBoard(self.get_screen_rect(), f"Fetching: {url}", bg_color=self.bg_color)
+            self.board = MessageBoard(self.get_screen_rect(), action['param'], bg_color=self.bg_color)
         return impl
 
+    def button_press_handler(self, action: Action) -> Callable[[], None]:
+        if action['action_type'] == ActionType.MSG:
+            return self.show_message_handler(action)
+        raise NotImplementedError(action['action_type'])
+
     def loop(self):
         self.running = True
         while self.running:
@@ -173,10 +184,12 @@ class App:
         self.running = False
 
 
-def get_url_defs(config_data: dict) -> List[UrlDef]:
+def get_url_defs(config_data: dict) -> List[Action]:
     url_defs = []
     for d in data['urls']:
-        url_defs.append(UrlDef(label=d['label'], url=d['url']))
+        url_defs.append(Action(label=d['label'],
+                               action_type=ActionType[d['action_type']],
+                               param=d['action_param']))
     return url_defs
 
 
@@ -185,7 +198,7 @@ if __name__ == '__main__':
     parser.add_argument("config_path", help="Path to the config file.", type=str)
     args = parser.parse_args()
 
-    url_defs: List[UrlDef] = []
+    url_defs: List[Action] = []
     with open(args.config_path, "rb") as f:
         data = json.load(f)
         url_defs = get_url_defs(data)