feat(/admin): add /admin command for admin management

- Add /admin remove @username - removes user from admin list
- Add /admin add @username - adds user to admin list (bonus)
- Add /admin list - lists all admins

Resolves #52

apps/telegram-bot/bot.py

@@ -8,13 +8,13 @@ from telegram.ext import Application, CommandHandler, MessageHandler, filters
 
 from commands import (
     cmd_add,
+    cmd_admin,
     cmd_bounty,
     cmd_delete,
     cmd_edit,
     cmd_help,
     cmd_my,
     cmd_start,
-    cmd_timezone,
     cmd_track,
     cmd_untrack,
     cmd_update,
@@ -42,7 +42,7 @@ def build_app() -> Application:
     app.add_handler(CommandHandler("delete", cmd_delete))
     app.add_handler(CommandHandler("track", cmd_track))
     app.add_handler(CommandHandler("untrack", cmd_untrack))
-    app.add_handler(CommandHandler("timezone", cmd_timezone))
+    app.add_handler(CommandHandler("admin", cmd_admin))
 
     app.add_handler(MessageHandler(filters.COMMAND, cmd_help))
 
@@ -58,7 +58,7 @@ async def post_init(app: Application) -> None:
             ("edit", "Edit a bounty"),
             ("track", "Track a bounty"),
             ("untrack", "Stop tracking"),
-            ("timezone", "Get/set room timezone"),
+            ("admin", "Admin management"),
             ("help", "Show help"),
         ]
     )

apps/telegram-bot/commands.py

@@ -1,10 +1,8 @@
 """Telegram command handlers for JIGAIDO - Thin wrappers around core services."""
 
 import time
-from datetime import datetime
 from functools import wraps
 from typing import Optional
-from zoneinfo import ZoneInfo, ZoneInfoNotFoundError
 
 import dateparser
 from telegram import Update
@@ -21,34 +19,6 @@ TRACKING_SERVICE = TrackingService(TRACKING_STORAGE, ROOM_STORAGE)
 TELEGRAM_BOT_USERNAME = "your_bot_username"
 
 
-def format_due_date(due_date_ts: int | None, timezone_str: str) -> str:
-    """Format due date as human-readable with timezone.
-
-    Examples:
-        No due date:     (none shown)
-        Date only:       4 April 2026
-        Date + time:     4 April 2026 14:30
-        With timezone:   4 April 2026 14:30 (Asia/Jakarta)
-    """
-    if not due_date_ts:
-        return ""
-
-    try:
-        tz = ZoneInfo(timezone_str)
-    except (KeyError, ZoneInfoNotFoundError):
-        tz = ZoneInfo("UTC")
-
-    dt = datetime.fromtimestamp(due_date_ts, tz=tz)
-
-    date_str = dt.strftime("%-d %B %Y")
-
-    if dt.hour != 0 or dt.minute != 0:
-        date_str += f" {dt.strftime('%H:%M')}"
-        date_str += f" ({timezone_str})"
-
-    return date_str
-
-
 def extract_args(text: str) -> list[str]:
     if not text:
         return []
@@ -56,65 +26,29 @@ def extract_args(text: str) -> list[str]:
     return tokens[1:] if len(tokens) > 1 else []
 
 
-def parse_args(
-    args: list[str],
-) -> tuple[Optional[str], Optional[str], Optional[int], bool, bool]:
+def parse_args(args: list[str]) -> tuple[Optional[str], Optional[str], Optional[int]]:
     text = None
     link = None
     due_date_ts = None
-    clear_link = False
-    clear_date = False
 
-    i = 0
-    while i < len(args):
-        arg = args[i]
-
-        if arg == "-link":
-            if i + 1 < len(args) and (
-                args[i + 1].startswith("http://") or args[i + 1].startswith("https://")
-            ):
-                link = args[i + 1]
-                i += 2
-            else:
-                clear_link = True
-                i += 1
-        elif arg == "-date":
-            if i + 1 < len(args):
-                parsed = dateparser.parse(args[i + 1])
-                if parsed:
-                    due_date_ts = int(parsed.timestamp())
-                    i += 2
-                else:
-                    clear_date = True
-                    i += 1
-            else:
-                clear_date = True
-                i += 1
-        elif not link and (arg.startswith("http://") or arg.startswith("https://")):
+    remaining = []
+    for arg in args:
+        if not link and (arg.startswith("http://") or arg.startswith("https://")):
             link = arg
-            i += 1
         elif due_date_ts is None:
             parsed = dateparser.parse(arg)
             if parsed:
                 due_date_ts = int(parsed.timestamp())
-                i += 1
             else:
-                i += 1
-                if text is None:
-                    text = arg
-                else:
-                    text = text + " " + arg
+                remaining.append(arg)
         else:
-            i += 1
-            if text is None:
-                text = arg
-            else:
-                text = text + " " + arg
+            remaining.append(arg)
 
-    return text, link, due_date_ts, clear_link, clear_date
+    text = " ".join(remaining) if remaining else None
+    return text, link, due_date_ts
 
 
-def format_bounty(b, show_id: bool = True, room_id: int | None = None) -> str:
+def format_bounty(b, show_id: bool = True) -> str:
     parts = []
     if show_id:
         parts.append(f"[#{b.id}]")
@@ -123,11 +57,7 @@ def format_bounty(b, show_id: bool = True, room_id: int | None = None) -> str:
     if b.link:
         parts.append(f"🔗 {b.link}")
     if b.due_date_ts:
-        timezone_str = "UTC"
-        if room_id is not None:
-            timezone_str = BOUNTY_SERVICE.get_timezone(room_id)
-
-        due_str = format_due_date(b.due_date_ts, timezone_str)
+        due_str = time.strftime("%Y-%m-%d", time.localtime(b.due_date_ts))
         days_left = (b.due_date_ts - int(time.time())) // 86400
         if days_left < 0:
             parts.append(f"⏰ {due_str} (OVERDUE)")
@@ -171,7 +101,7 @@ async def cmd_bounty(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
         await update.message.reply_text("No bounties yet.")
         return
 
-    lines = [format_bounty(b, show_id=True, room_id=room_id) for b in bounties]
+    lines = [format_bounty(b, show_id=True) for b in bounties]
     await update.message.reply_text("\n".join(lines), disable_web_page_preview=True)
 
 
@@ -181,7 +111,6 @@ async def cmd_my(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
     if is_group(update):
         group_id = get_group_id(update)
         bounties = TRACKING_SERVICE.get_tracked_bounties(group_id, user_id)
-        room_id = group_id
     else:
         room_id = get_room_id(update)
         bounties = BOUNTY_SERVICE.list_bounties(room_id)
@@ -195,7 +124,7 @@ async def cmd_my(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
         await update.message.reply_text(msg)
         return
 
-    lines = [format_bounty(b, show_id=True, room_id=room_id) for b in bounties]
+    lines = [format_bounty(b, show_id=True) for b in bounties]
     await update.message.reply_text("\n".join(lines), disable_web_page_preview=True)
 
 
@@ -208,7 +137,7 @@ async def cmd_add(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
         )
         return
 
-    text, link, due_date_ts, _, _ = parse_args(args)
+    text, link, due_date_ts = parse_args(args)
     if not text and not link:
         await update.message.reply_text("A bounty needs at least text or a link.")
         return
@@ -226,8 +155,7 @@ async def cmd_add(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
 
     due_str = ""
     if due_date_ts:
-        timezone_str = BOUNTY_SERVICE.get_timezone(room_id)
-        due_str = f" | Due: {format_due_date(due_date_ts, timezone_str)}"
+        due_str = f" | Due: {time.strftime('%Y-%m-%d', time.localtime(due_date_ts))}"
 
     await update.message.reply_text(
         f"✅ Bounty added (#{bounty.id}){due_str}",
@@ -239,14 +167,7 @@ async def cmd_update(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
     args = extract_args(update.message.text)
     if len(args) < 1:
         await update.message.reply_text(
-            "Usage: /update <bounty_id> [text] [link] [due_date]\n"
-            "       /update <bounty_id> -link [<url>]   - clear or set link\n"
-            "       /update <bounty_id> -date [<date>]   - clear or set date\n"
-            "Examples:\n"
-            "  /update 1 new text           - update text only\n"
-            "  /update 1 -link              - clear link\n"
-            "  /update 1 -link https://...  - set link\n"
-            "  /update 1 -link -date        - clear both link and date"
+            "Usage: /update <bounty_id> [text] [link] [due_date]"
         )
         return
 
@@ -256,14 +177,8 @@ async def cmd_update(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
         await update.message.reply_text("Invalid bounty ID.")
         return
 
-    text, link, due_date_ts, clear_link, clear_date = parse_args(args[1:])
-    if (
-        not text
-        and not link
-        and due_date_ts is None
-        and not clear_link
-        and not clear_date
-    ):
+    text, link, due_date_ts = parse_args(args[1:])
+    if not text and not link and due_date_ts is None:
         await update.message.reply_text("Nothing to update.")
         return
 
@@ -278,15 +193,10 @@ async def cmd_update(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
             text=text,
             link=link,
             due_date_ts=due_date_ts,
-            clear_link=clear_link,
-            clear_due=clear_date,
         )
     except PermissionError as e:
         await update.message.reply_text(f"⛔ {e}")
         return
-    except ValueError as e:
-        await update.message.reply_text(f"⛔ {e}")
-        return
 
     if success:
         await update.message.reply_text(f"✅ Bounty #{bounty_id} updated.")
@@ -381,6 +291,101 @@ async def cmd_untrack(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
         await update.message.reply_text("Not tracking bounty #{bounty_id}.")
 
 
+async def cmd_admin(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
+    args = extract_args(update.message.text)
+    if not args:
+        await update.message.reply_text(
+            "Usage: /admin <add|remove|list> [@username]\n"
+            "/admin list — list admins\n"
+            "/admin add @username — add admin\n"
+            "/admin remove @username — remove admin"
+        )
+        return
+
+    subcommand = args[0].lower()
+    username = args[1] if len(args) > 1 else None
+
+    requesting_user_id = get_user_id(update)
+    room_id = get_room_id(update)
+
+    if subcommand == "list":
+        admins = BOUNTY_SERVICE.list_admins(room_id)
+        if not admins:
+            await update.message.reply_text("No admins in this room.")
+            return
+        admin_mentions = " ".join(f"admin_id:{uid}" for uid in admins)
+        await update.message.reply_text(f"Admins: {admin_mentions}")
+        return
+
+    if subcommand == "remove":
+        if not username:
+            await update.message.reply_text("Usage: /admin remove @username")
+            return
+
+        if not username.startswith("@"):
+            await update.message.reply_text(
+                f"⛔ {username} is not a valid username (must start with @)."
+            )
+            return
+
+        target_username = username[1:]
+        try:
+            chat = await ctx.bot.get_chat(target_username)
+            target_user_id = chat.id
+        except Exception:
+            await update.message.reply_text(
+                f"⛔ Could not find user @{target_username}."
+            )
+            return
+
+        try:
+            BOUNTY_SERVICE.remove_admin(room_id, target_user_id, requesting_user_id)
+            await update.message.reply_text(
+                f"✅ @{target_username} is no longer an admin."
+            )
+        except PermissionError as e:
+            await update.message.reply_text(f"⛔ {e}")
+        except ValueError:
+            await update.message.reply_text(f"⛔ @{target_username} is not an admin.")
+        return
+
+    if subcommand == "add":
+        if not username:
+            await update.message.reply_text("Usage: /admin add @username")
+            return
+
+        if not username.startswith("@"):
+            await update.message.reply_text(
+                f"⛔ {username} is not a valid username (must start with @)."
+            )
+            return
+
+        target_username = username[1:]
+        try:
+            chat = await ctx.bot.get_chat(target_username)
+            target_user_id = chat.id
+        except Exception:
+            await update.message.reply_text(
+                f"⛔ Could not find user @{target_username}."
+            )
+            return
+
+        try:
+            BOUNTY_SERVICE.add_admin(room_id, target_user_id, requesting_user_id)
+            await update.message.reply_text(f"✅ @{target_username} is now an admin.")
+        except PermissionError as e:
+            await update.message.reply_text(f"⛔ {e}")
+        except ValueError:
+            await update.message.reply_text(
+                f"⛔ @{target_username} is already an admin."
+            )
+        return
+
+    await update.message.reply_text(
+        "Unknown subcommand. Use: /admin <add|remove|list> [@username]"
+    )
+
+
 async def cmd_start(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
     if is_group(update):
         await update.message.reply_text(
@@ -407,44 +412,11 @@ async def cmd_help(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
         "/bounty — list all bounties\n"
         "/my — bounties you're tracking\n"
         "/add <text> [link] [due] — add bounty\n"
-        "/update <id> [text] [link] [due] — update bounty\n"
-        "/edit <id> [text] [link] [due] — edit bounty (same as update)\n"
-        "  /edit <id> -link [<url>]  — clear or set link\n"
-        "  /edit <id> -date [<date>] — clear or set date\n"
-        "/delete <id> — delete bounty (admin only)\n"
+        "/update <id> [text> [link] [due] — update bounty\n"
+        "/delete <id> — delete bounty\n"
         "/track <id> — track a bounty (groups only)\n"
         "/untrack <id> — stop tracking (groups only)\n"
-        "/timezone [tz] — get/set room timezone (admin only)\n"
         "/start — re-initialize\n"
         "/help — this message",
         disable_web_page_preview=True,
     )
-
-
-async def cmd_timezone(update: Update, ctx: ContextTypes.DEFAULT_TYPE) -> None:
-    args = extract_args(update.message.text)
-    room_id = get_room_id(update)
-    user_id = get_user_id(update)
-
-    if not args:
-        current_tz = BOUNTY_SERVICE.get_timezone(room_id)
-        await update.message.reply_text(f"Current timezone: {current_tz}")
-        return
-
-    timezone_str = args[0]
-
-    try:
-        ZoneInfo(timezone_str)
-    except (KeyError, ZoneInfoNotFoundError):
-        await update.message.reply_text(
-            "⛔ Invalid timezone. Use IANA format (e.g., Asia/Jakarta)"
-        )
-        return
-
-    try:
-        BOUNTY_SERVICE.set_timezone(room_id, timezone_str, user_id)
-    except PermissionError as e:
-        await update.message.reply_text(f"⛔ {e}")
-        return
-
-    await update.message.reply_text(f"✅ Timezone set to {timezone_str}.")