progression 50% pour evolution des joueurs

app/models/objective_entry.py

@@ -0,0 +1,39 @@
+"""Player evolution — KPI measurement entries for objectives."""
+
+from app.extensions import db
+from app.time_utils import utc_now_naive
+
+
+class ObjectiveEntry(db.Model):
+    """A single KPI measurement recorded for an objective.
+
+    Each entry records a value at a point in time so the evolution
+    graph can plot historical data and compute a trend line.
+    """
+
+    __tablename__ = 'objective_entries'
+
+    id = db.Column(db.Integer, primary_key=True)
+    objective_id = db.Column(
+        db.Integer,
+        db.ForeignKey('objectives.id'),
+        nullable=False,
+    )
+    value = db.Column(db.Numeric(10, 2), nullable=True)
+    recorded_at = db.Column(db.DateTime, nullable=False, default=utc_now_naive)
+    note = db.Column(db.Text, nullable=True)
+
+    # Who recorded it
+    recorded_by = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=False)
+
+    # Timestamps
+    created_at = db.Column(db.DateTime, default=utc_now_naive)
+
+    # -----------------------------------------------------------------------
+    # Relationships
+    # -----------------------------------------------------------------------
+    objective = db.relationship(
+        'Objective',
+        backref=db.backref('entries', lazy='dynamic', order_by='ObjectiveEntry.recorded_at'),
+    )
+    recorder = db.relationship('User', foreign_keys=[recorded_by])