06/16 Phase 6

app/models/report.py

@@ -0,0 +1,28 @@
+"""User-submitted reports against listings (spam/abuse moderation)."""
+from datetime import datetime
+from app.extensions import db
+from app.models.enums import ReportReason
+
+
+class Report(db.Model):
+    __tablename__ = "reports"
+
+    id = db.Column(db.BigInteger().with_variant(db.Integer, "sqlite"),
+                   primary_key=True, autoincrement=True)
+    listing_id = db.Column(db.BigInteger().with_variant(db.Integer, "sqlite"),
+                           db.ForeignKey("listings.id"), nullable=False, index=True)
+    reporter_id = db.Column(db.BigInteger().with_variant(db.Integer, "sqlite"),
+                            db.ForeignKey("users.id"), nullable=False, index=True)
+    reason = db.Column(db.Enum(ReportReason), nullable=False)
+    note = db.Column(db.Text, nullable=True)
+    created_at = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
+
+    listing = db.relationship("Listing", backref=db.backref("reports", lazy="dynamic"))
+    reporter = db.relationship("User", backref=db.backref("reports_filed", lazy="dynamic"))
+
+    __table_args__ = (
+        db.UniqueConstraint("reporter_id", "listing_id", name="uq_report_reporter_listing"),
+    )
+
+    def __repr__(self):
+        return f"<Report L{self.listing_id} by u{self.reporter_id} {self.reason.value}>"