如何在用户之间创建消息应用程序.创建模型的业务逻辑是什么?我能想到的就像这样:
models.py
class Message(models.Model): description = models.TextField() date_added = models.DateTimeField(default=datetime.now) sender = models.ForeignKey(User) recipient = models.ForeignKey(User)
我不太确定这是否可行.如果你能指导我如何开始,将非常感谢.谢谢!
常见病例的变种:
from django.utils.translation import ugettext_lazy as _ class Message(models.Model): """ A private message from user to user """ subject = models.CharField(_("Subject"), max_length=120, blank=True) body = models.TextField(_("Body")) sender = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='sender_messages', verbose_name=_("Sender"), ) recipient = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='receiver_messages', null=True, blank=True, verbose_name=_("Recipient")) parent_msg = models.ForeignKey('self', related_name='next_messages', null=True, blank=True, verbose_name=_("Parent message")) sent_at = models.DateTimeField(_("sent at"), null=True, blank=True) read_at = models.DateTimeField(_("read at"), null=True, blank=True) replied_at = models.DateTimeField(_("replied at"), null=True, blank=True) sender_deleted_at = models.DateTimeField(_("Sender deleted at"), null=True, blank=True) recipient_deleted_at = models.DateTimeField(_("Recipient deleted at"), null=True, blank=True) ip = models.GenericIPAddressField(verbose_name=_('IP'), null=True, blank=True) user_agent = models.CharField(verbose_name=_('User Agent'), blank=True, max_length=255)