class Post(db.Model):
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(100), nullable=False)
description = db.Column(db.Text)
date_posted = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
category = db.Column(db.Enum(categoryEnum), nullable=False)
status = db.Column(db.Enum(statusEnum), default=statusEnum.OPEN)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
volunteer = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False, default=0)
def __repr__(self):
return f"Post('{self.title}', '{self.date_posted}')"
class ChatChannel(db.Model):
__tablename__ = "chatchannel"
id = db.Column(db.Integer, primary_key=True)
user1_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False) # always lower than user2_id
user2_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
last_updated = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
user1_status = db.Column(db.Enum(channelStatusEnum), default=channelStatusEnum.READ)
user2_status = db.Column(db.Enum(channelStatusEnum), default=channelStatusEnum.READ)
user_1 = db.relationship("User", backref=backref("usr_1", uselist=False), foreign_keys=[user1_id])
user_2 = db.relationship("User", backref=backref("usr_2", uselist=False), foreign_keys=[user2_id])
def __repr__(self):
return f"ChatChannel('{self.user1_id}', '{self.user2_id}', '{self.user_1.username}', '{self.user_2.username}', '{self.last_updated}')"
class Notification(db.Model):
id = db.Column(db.Integer, primary_key=True)
date_created = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
recipient = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
notifier = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
post_id = db.Column(db.Integer, db.ForeignKey('post.id', ondelete='CASCADE'), nullable=False)
notification_message = db.Column(db.Text, nullable=False)
is_read = db.Column(db.Boolean, nullable=False, default=0)
type = db.Column(db.Enum(notificationTypeEnum), nullable=False)
class ChatMessages(db.Model):
__tablename__ = "chatmessages"
id = db.Column(db.Integer, primary_key=True)
sender_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
message_content = db.Column(db.Text, nullable=False)
message_time = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
message_status = db.Column(db.Enum(messageStatusEnum), default=messageStatusEnum.SENT)
channel_id = db.Column(db.Integer, db.ForeignKey('chatchannel.id', ondelete='CASCADE'), nullable=False)
sender = db.relationship("User", backref=backref("usr_snd", uselist=False), foreign_keys=[sender_id])
def __repr__(self):
return f"ChatMessages('{self.sender}', '{self.message_content}', '{self.message_sent}', '{self.message_time}, {self.channel_id}')"