Added deadlines command

cogs/ksp.py

@@ -14,6 +14,19 @@ class Ksp(commands.Cog):
             f'Solution: {task_link(task_code, solution=True)}',
             ephemeral=True
         )
+    
+    @discord.slash_command()
+    async def deadlines(self, ctx):
+        a_deadlines = active_deadlines()
+        if len(a_deadlines) == 0:
+            return await ctx.respond("No running series.", ephemeral=True)
+
+        msg = ""
+        for series_id, deadline in a_deadlines:
+            msg += f"Sérii **{series_id}** odevzdávejte do " + \
+                   deadline.strftime('%-d. %-m. %Y %-H:%M') + '\n'
+        
+        return await ctx.respond(msg, ephemeral=True)
 
 def setup(bot):
     bot.add_cog(Ksp(bot))

utils/ksp_utils.py

@@ -1,4 +1,35 @@
+from typing import List, Tuple, Optional
+from datetime import datetime
+import requests
+import json
+
 KSP_URL = "https://ksp.mff.cuni.cz"
 
 def task_link(task_code: str, solution : bool = False):
     return f"{KSP_URL}/viz/{task_code}/{'reseni' if solution else ''}"
+
+def catalog(year : Optional[int] = None, tasks : bool = False):
+    year_str = ""
+    if year is not None:
+        year_str = f"year={year}"
+    tasks_str = f"tasks={str(tasks).lower()}"
+
+    page = requests.get(f"{KSP_URL}/api/tasks/catalog?{year_str}&{tasks_str}")
+    return json.loads(page.text)
+
+def active_deadlines() -> List[Tuple[str, datetime]]:
+    deadlines = []
+    now = datetime.now().astimezone()
+    cat = catalog()
+    for series in cat:
+        series_deadlines = [series["deadline"]]
+        if "deadline2" in series:
+            series_deadlines.append(series["deadline2"])
+        series_deadlines = list(map(datetime.fromisoformat, series_deadlines))
+
+        for series_deadline in series_deadlines:
+            if now < series_deadline:
+                deadlines.append((series["id"], series_deadline))
+                break
+    
+    return deadlines