def profile(username):
user = UserService.get_user_by_username(username)
if not user:
abort(404)
categories = CategoryService.get_categories()
user = UserService.get_user_by_id(user.id)
active_items = ItemService.get_active_items(user.id)
active_item_count = len(active_items) if active_items else 0
success_trade_items = ItemService.get_success_trade_items(user.id)
success_trade_count = len(
success_trade_items) if success_trade_items else 0
trade_item_list = TradeService.get_trades_by_user_is(user.id)
trade_item_count = len(trade_item_list) if trade_item_list else 0
if current_user.id == user.id:
collect_item_list = CollectionService.get_item_list_by_user_id(user.id)
collect_item_count = len(collect_item_list) if collect_item_list else 0
else:
collect_item_count = 0
return render_template('user/profile.html',
user=user,
categories=categories,
active_item_count=active_item_count,
success_trade_count=success_trade_count,
trade_item_count=trade_item_count,
collect_item_count=collect_item_count)
def validate_username(self, field):
user = UserService.get_user_by_username(field.data)
if user:
raise ValidationError("Username has been used")