Add matched training signals, daily recovery and performance analysis

app/training.py

@@ -0,0 +1,54 @@
+"""Private training preferences and session observations."""
+
+from flask import Blueprint, abort, flash, redirect, request, url_for
+from flask_login import current_user, login_required
+
+from .extensions import db
+from .models import Activity
+
+training = Blueprint("training", __name__)
+
+
+@training.post("/training/bands")
+@login_required
+def bands():
+    raw = [request.form.get("lower", "").strip(), request.form.get("upper", "").strip()]
+    if not any(raw):
+        current_user.hr_bands = None
+    else:
+        try:
+            low, high = [int(v) for v in raw]
+        except ValueError:
+            abort(400)
+        if not 30 <= low < high <= 240:
+            abort(400)
+        current_user.hr_bands = [low, high]
+    db.session.commit()
+    flash("Personal heart-rate bands saved.")
+    return redirect(url_for("web.settings"))
+
+
+@training.post("/activities/<int:activity_id>/context")
+@login_required
+def context(activity_id):
+    row = db.first_or_404(db.select(Activity).where(Activity.id == activity_id,
+                                                    Activity.owner_id == current_user.id))
+    values = {}
+    for field, low in (("perceived_effort", 1), ("fatigue", 0)):
+        raw = request.form.get(field, "").strip()
+        if raw:
+            try:
+                value = int(raw)
+            except ValueError:
+                abort(400)
+            if not low <= value <= 10:
+                abort(400)
+            values[field] = value
+    notes = request.form.get("notes", "").strip()
+    if len(notes) > 2000:
+        abort(400)
+    values["notes"] = notes
+    row.session_context = values
+    db.session.commit()
+    flash("Private session context saved.")
+    return redirect(url_for("web.activity", activity_id=row.id))