refactor: use plain http requests to get time from API

bot/plugins/worldtimeapi.py

@@ -1,7 +1,6 @@
-import os
+import os, requests
 from typing import Dict
-from WorldTimeAPI import service as serv
-
+from datetime import datetime
 from .plugin import Plugin
 
 class WorldTimeApiPlugin(Plugin):
@@ -13,7 +12,7 @@ class WorldTimeApiPlugin(Plugin):
         wta_timezone = os.getenv('WORLDTIME_DEFAULT_TIMEZONE')
         if not wta_timezone:
             raise ValueError('WORLDTIME_DEFAULT_TIMEZONE environment variable must be set to use WorldTimeApiPlugin')
-        self.plugin_tz = wta_timezone
+        self.defTz = wta_timezone.split('/');
 
     def get_source_name(self) -> str:
         return "WorldTimeAPI"
@@ -21,17 +20,17 @@ class WorldTimeApiPlugin(Plugin):
     def get_spec(self) -> [Dict]:
         return [{
             "name": "worldtimeapi",
-            "description": f"Get the current time from a given timezone. use 12hr time format in the response. use {self.plugin_tz} if timezone or location is not specified.",
+            "description": f"Get the current time from a given timezone",
             "parameters": {
                 "type": "object",
                 "properties": {
                     "area": {
                         "type": "string",
-                        "description": "the continent or region of the location"
+                        "description": f"the continent of timezone identifier. use {self.defTz[0]} if not specified."
                     },
                     "location": {
                         "type": "string",
-                        "description": "the city"
+                        "description": f"the city/region of timezone identifier. use {self.defTz[1]} if not specified."
                     }
                 },
                 "required": ["area", "location"],
@@ -39,17 +38,22 @@ class WorldTimeApiPlugin(Plugin):
         }]
 
     async def execute(self, function_name, **kwargs) -> Dict:
-        wtime = serv.Client('timezone')
-        
-        requests = {
-            "area": kwargs['area'], 
-            "location": kwargs['location']
-        }
+        areaVal = kwargs.get('area', self.defTz[0])
+        locVal = kwargs.get('location', self.defTz[1])
 
-        response = wtime.get(**requests)
+        url = f'https://worldtimeapi.org/api/timezone/{areaVal}/{locVal}'
         
         try:
-            res = response.datetime
+            wtr = requests.get(url).json().get('datetime')
+            wtr_obj = datetime.strptime(wtr, "%Y-%m-%dT%H:%M:%S.%f%z")
+
+            time_24hr = wtr_obj.strftime("%H:%M:%S")
+            time_12hr = wtr_obj.strftime("%I:%M:%S %p")
+
+            res = {
+                "24hr": time_24hr,
+                "12hr": time_12hr
+            }
         except:
             res = {"result": "No WorldTimeAPI result was found"}