completing user administration

web/db.py

@@ -534,7 +534,8 @@ def remove_job(url):
 
 def get_or_create_user(username: str) -> int:
     """Return user_id for username, creating if missing."""
-    created_at = datetime.now(UTC).isoformat()
+    # 2025-08-30T16:04:29.660245+00:00 is wrong. should be 2025-08-30T16:04:29
+    created_at = datetime.now(UTC).isoformat().split('.')[0]
     with _ensure_session() as session:
         row = session.execute(
             text("SELECT user_id FROM users WHERE username = :u"), {
@@ -654,22 +655,50 @@ def get_user(username: str) -> Optional[Dict[str, Any]]:
     """Return single user dict or None."""
     with _ensure_session() as session:
         row = session.execute(text(
-            "SELECT user_id, username, is_admin, is_active, password_hash, last_login, created_at FROM users WHERE username = :u"
+            "SELECT user_id, username, created_at, is_admin, is_active, last_login, (password_hash IS NOT NULL) AS has_pw FROM users WHERE username = :u"
         ), {"u": username}).fetchone()
         if not row:
             return None
         return {
             "user_id": int(row[0]),
             "username": row[1],
-            "is_admin": bool(row[2]),
-            "is_active": bool(row[3]),
-            "password_hash": row[4],
+            "created_at": row[2].isoformat() if isinstance(row[2], datetime) else (row[2] or None),
+            "is_admin": bool(row[3]),
+            "is_active": bool(row[4]),
             "last_login": row[5].isoformat() if row[5] else None,
-            "created_at": row[6].isoformat() if isinstance(row[6], datetime) else (row[6] or None),
+            "has_password": bool(row[6]),
         }
 
 
+def get_user_by_id(user_id: int) -> Optional[Dict[str, Any]]:
+    """Return single user dict or None."""
+    with _ensure_session() as session:
+        row = session.execute(text(
+            "SELECT user_id, username, created_at, is_admin, is_active, last_login, (password_hash IS NOT NULL) AS has_pw FROM users WHERE user_id = :u"
+        ), {"u": user_id}).fetchone()
+        if not row:
+            return None
+        return {
+            "user_id": int(row[0]),
+            "username": row[1],
+            "created_at": row[2].isoformat() if isinstance(row[2], datetime) else (row[2] or None),
+            "is_admin": bool(row[3]),
+            "is_active": bool(row[4]),
+            "last_login": row[5].isoformat() if row[5] else None,
+            "has_password": bool(row[6]),
+        }
+
+
+def delete_user_by_id(user_id: int) -> bool:
+    with _ensure_session() as session:
+        result = session.execute(
+            text("DELETE FROM users WHERE user_id = :u"), {"u": user_id})
+        session.commit()
+        return result.rowcount > 0
+
 # ---------------- Regions/Keywords helpers ---------------------------------
+
+
 def upsert_region(name: str) -> int:
     """Get or create a region by name; return region_id."""
     name = (name or "").strip()