def save_to_wish(isbn):
if current_user.can_saveto_list(isbn):
with db.auto_commit():
wish = Wish()
wish.isbn = isbn
wish.uid = current_user.id
db.session.add(wish)
else:
flash('这本书已存在于你的心愿单或者赠送清单,请勿重复添加')
# 视图函数必须要返回值
return redirect(url_for('web.book_detail', isbn=isbn))
pass
def save_to_wishes(book_id):
note = current_user.can_save_list(book_id)
if note['can_save']:
with db.auto_commit():
wish = Wish()
wish.uid = current_user.id
wish.book_id = note['book'].id
db.session.add(wish)
else:
flash('这本书已添加至你的赠送清单或已存在于你的心愿清单，请不要重复添加')
flash('成功加入心愿清单！')
return redirect(url_for('web.book_detail', number=note['book'].number))