changement visualistation des evalutations

app/routes/evaluations.py

@@ -3,11 +3,13 @@
 Uses polymorphic isinstance checks instead of role-string comparisons.
 """
 
+import math
+
 from flask import Blueprint, flash, redirect, render_template, request, url_for
 from flask_babel import gettext as _
 from flask_login import current_user, login_required
 from marshmallow import ValidationError
-from sqlalchemy import func
+from sqlalchemy import false, func, select
 from sqlalchemy.orm import aliased
 
 from app.extensions import db
@@ -16,14 +18,18 @@ from app.models import (
     EVALUATION_CRITERIA,
     GAME_POSITIONS,
     Admin,
+    Coach,
     Evaluation,
+    Manager,
     Player,
+    Scout,
     Tryout,
     TryoutRegistration,
     User,
 )
-from app.pagination import paginate
+from app.pagination import DEFAULT_PER_PAGE, MAX_PER_PAGE
 from app.responders import respond_after_change
+from app.time_utils import utc_now_naive
 from app.validators import EvaluationSchema
 
 evaluations_bp = Blueprint('evaluations', __name__, url_prefix='/evaluations')
@@ -63,95 +69,260 @@ def _apply_evaluation(evaluation, scores, comments, position):
     evaluation.position_recommendation = position
 
 
+def _visible_evaluations_query(user):
+    """Evaluations the acting user is allowed to see, as a query.
+
+    Admins and scouts see everything. Managers and coaches see the
+    evaluations authored by managers and coaches inside the tryouts they
+    manage; players never reach the evaluation pages.
+    """
+    if isinstance(user, (Admin, Scout)):
+        return Evaluation.query
+    tryout_ids = [t.id for t in user.get_visible_tryouts()]
+    if not tryout_ids:
+        return Evaluation.query.filter(false())
+    evaluator_alias = aliased(User, name='visible_evaluator')
+    return (
+        Evaluation.query
+        .join(evaluator_alias, Evaluation.evaluator_id == evaluator_alias.id)
+        .filter(evaluator_alias.role.in_(['manager', 'coach']))
+        .filter(Evaluation.tryout_id.in_(tryout_ids))
+    )
+
+
+def _visible_evaluation_ids(user):
+    """A ``select`` of the ids of evaluations the acting user may see."""
+    ids = _visible_evaluations_query(user).with_entities(Evaluation.id).subquery()
+    return select(ids.c.id)
+
+
+def _average(values):
+    """Mean of the non-None values, rounded to one decimal (or None)."""
+    values = [value for value in values if value is not None]
+    if not values:
+        return None
+    return round(sum(values) / len(values), 1)
+
+
+def _aggregate(evaluations):
+    """Per-criterion averages plus a combined overall average."""
+    criterion_averages = [
+        (label, _average([getattr(e, field) for e in evaluations]))
+        for field, label in EVALUATION_CRITERIA
+    ]
+    return {
+        'criterion_averages': criterion_averages,
+        'combined_average': _average([e.overall_score for e in evaluations]),
+        'count': len(evaluations),
+    }
+
+
+def _evaluation_view(evaluation, evaluator, tryout):
+    """Shape an Evaluation for the templates (scores in criterion order)."""
+    return {
+        'evaluation': evaluation,
+        'evaluator': evaluator,
+        'tryout': tryout,
+        'scores': [getattr(evaluation, field) for field, _ in EVALUATION_CRITERIA],
+        'overall': evaluation.overall_score,
+        'position': evaluation.position_recommendation,
+        'comment': evaluation.comments,
+        'date': evaluation.created_at,
+    }
+
+
+def _players_by_average(user):
+    """Players with visible evaluations, best combined average first."""
+    visible_ids = _visible_evaluation_ids(user)
+    rows = (
+        db.session.query(
+            Evaluation.player_id,
+            func.avg(Evaluation.overall_score).label('avg_score'),
+        )
+        .filter(Evaluation.id.in_(visible_ids))
+        .group_by(Evaluation.player_id)
+        .all()
+    )
+    players_by_id = _users_by_id(row.player_id for row in rows)
+    ordered = [
+        (players_by_id[row.player_id], row.avg_score)
+        for row in rows
+        if row.player_id in players_by_id and isinstance(players_by_id[row.player_id], Player)
+    ]
+    ordered.sort(
+        key=lambda pair: (
+            pair[1] is None,
+            -(pair[1] if pair[1] is not None else 0),
+            pair[0].username.lower(),
+        )
+    )
+    return ordered
+
+
 @evaluations_bp.route('')
 @login_required
 def list_evaluations():
-    """List all evaluations accessible to the current user."""
+    """List player evaluations grouped by player, with a per-player view."""
     user = current_user
 
     if isinstance(user, Player):
         flash(_('You do not have permission to view evaluations.'), 'danger')
         return redirect(url_for('main.dashboard'))
 
-    sort_column = request.args.get('sort', 'created_at')
+    sort_column = request.args.get('sort', 'overall_score')
     sort_order = request.args.get('order', 'desc')
     if sort_order not in ('asc', 'desc'):
         sort_order = 'desc'
 
-    player_alias = aliased(User, name='eval_player')
-    evaluator_alias = aliased(User, name='eval_evaluator')
+    visible_ids = _visible_evaluation_ids(user)
 
-    sort_map = {
-        'tryout': Tryout.title,
-        'player': player_alias.username,
-        'evaluator': evaluator_alias.username,
-        'mecanics_score': Evaluation.mecanics_score,
-        'cohesion_score': Evaluation.cohesion_score,
-        'communication_score': Evaluation.communication_score,
-        'gamesense_score': Evaluation.gamesense_score,
-        'versatility_score': Evaluation.versatility_score,
-        'discipline_score': Evaluation.discipline_score,
-        'analysis_score': Evaluation.analysis_score,
-        'sport_ethics_score': Evaluation.sport_ethics_score,
-        'mental_score': Evaluation.mental_score,
-        'overall_score': Evaluation.overall_score,
-        'position_recommendation': Evaluation.position_recommendation,
-        'created_at': Evaluation.created_at,
-    }
-
-    sort_expr = sort_map.get(sort_column, Evaluation.created_at)
-    if sort_order == 'asc':
-        sort_expr = sort_expr.asc()
-    else:
-        sort_expr = sort_expr.desc()
-
-    if isinstance(user, Admin):
-        evaluations_page = paginate(
-            Evaluation.query.outerjoin(Tryout, Evaluation.tryout_id == Tryout.id)
-            .outerjoin(player_alias, Evaluation.player_id == player_alias.id)
-            .outerjoin(evaluator_alias, Evaluation.evaluator_id == evaluator_alias.id)
-            .order_by(sort_expr, Evaluation.id)
+    aggregate = (
+        db.session.query(
+            Evaluation.player_id,
+            func.count(Evaluation.id).label('eval_count'),
+            func.avg(Evaluation.overall_score).label('avg_score'),
+            func.max(Evaluation.created_at).label('last_eval'),
         )
-        avg_scores = (
-            db.session.query(
-                Evaluation.player_id,
-                func.count(Evaluation.id).label('eval_count'),
-                func.avg(Evaluation.overall_score).label('avg_score'),
-            )
-            .group_by(Evaluation.player_id)
+        .filter(Evaluation.id.in_(visible_ids))
+        .group_by(Evaluation.player_id)
+        .all()
+    )
+
+    players_by_id = _users_by_id(row.player_id for row in aggregate)
+    grouped = []
+    for row in aggregate:
+        player = players_by_id.get(row.player_id)
+        if not player or not isinstance(player, Player):
+            continue
+        grouped.append(
+            {
+                'player': player,
+                'avg': round(row.avg_score, 1) if row.avg_score is not None else None,
+                'count': row.eval_count,
+                'last_eval': row.last_eval,
+                'evaluations': [],
+            }
+        )
+
+    def sort_value(entry):
+        if sort_column == 'player':
+            return entry['player'].username.lower()
+        if sort_column == 'count':
+            return entry['count']
+        if sort_column == 'created_at':
+            return entry['last_eval'] or utc_now_naive()
+        return entry['avg'] if entry['avg'] is not None else float('-inf')
+
+    grouped.sort(key=sort_value, reverse=(sort_order == 'desc'))
+
+    page = request.args.get('page', 1, type=int) or 1
+    page = max(1, page)
+    per_page = request.args.get('per_page', DEFAULT_PER_PAGE, type=int) or DEFAULT_PER_PAGE
+    per_page = max(1, min(per_page, MAX_PER_PAGE))
+
+    total = len(grouped)
+    pages = math.ceil(total / per_page) if total else 1
+    page = min(page, pages)
+    start = (page - 1) * per_page
+    page_items = grouped[start:start + per_page]
+
+    players_on_page = {entry['player'].id: entry for entry in page_items}
+    if players_on_page:
+        evaluations = (
+            Evaluation.query
+            .filter(Evaluation.player_id.in_(players_on_page))
+            .filter(Evaluation.id.in_(visible_ids))
+            .order_by(Evaluation.created_at.desc(), Evaluation.id.desc())
             .all()
         )
-        players_by_id = _users_by_id(row.player_id for row in avg_scores)
-        player_scores = {}
-        for row in avg_scores:
-            p = players_by_id.get(row.player_id)
-            if p:
-                player_scores[p.id] = {
-                    'player': p,
-                    'count': row.eval_count,
-                    'avg': round(row.avg_score, 1) if row.avg_score else 0,
-                }
-    else:
-        # Everyone still here evaluates: players were redirected above, and
-        # can_evaluate() is true for the four remaining roles. The former
-        # `else` branch listed evaluations *received* — a player's view,
-        # unreachable from this point (ARCH-007).
-        evaluations_page = paginate(
-            Evaluation.query.outerjoin(Tryout, Evaluation.tryout_id == Tryout.id)
-            .outerjoin(player_alias, Evaluation.player_id == player_alias.id)
-            .outerjoin(evaluator_alias, Evaluation.evaluator_id == evaluator_alias.id)
-            .filter(Evaluation.evaluator_id == user.id)
-            .order_by(sort_expr, Evaluation.id)
+        evaluators_by_id = _users_by_id(e.evaluator_id for e in evaluations)
+        tryout_ids = [e.tryout_id for e in evaluations if e.tryout_id]
+        tryouts_by_id = (
+            {t.id: t for t in Tryout.query.filter(Tryout.id.in_(tryout_ids)).all()}
+            if tryout_ids
+            else {}
         )
-        player_scores = {}
+        for evaluation in evaluations:
+            players_on_page[evaluation.player_id]['evaluations'].append(
+                _evaluation_view(
+                    evaluation,
+                    evaluators_by_id.get(evaluation.evaluator_id),
+                    tryouts_by_id.get(evaluation.tryout_id),
+                )
+            )
+
+    pagination = {
+        'page': page,
+        'pages': pages,
+        'total': total,
+        'has_prev': page > 1,
+        'has_next': page < pages,
+        'prev_num': page - 1,
+        'next_num': page + 1,
+    }
 
     return render_template(
         'pages/evaluations.html',
-        evaluations=evaluations_page.items,
-        pagination=evaluations_page,
-        player_scores=player_scores,
+        players=page_items,
+        pagination=pagination,
         sort_column=sort_column,
         sort_order=sort_order,
+        evaluation_criteria=EVALUATION_CRITERIA,
+        first_player_id=grouped[0]['player'].id if grouped else None,
+    )
+
+
+@evaluations_bp.route('/player/<int:player_id>')
+@login_required
+def player_evaluations(player_id):
+    """One player's evaluations, with prev/next navigation between players."""
+    user = current_user
+    if not user.can_evaluate():
+        flash(_('You do not have permission to view evaluations.'), 'danger')
+        return redirect(url_for('main.dashboard'))
+
+    player = db.get_or_404(User, player_id)
+    if not isinstance(player, Player):
+        flash(_('Can only view evaluations for players.'), 'danger')
+        return redirect(url_for('evaluations.list_evaluations'))
+
+    ordered = _players_by_average(user)
+    index = next((i for i, (p, _avg) in enumerate(ordered) if p.id == player.id), None)
+    prev_player = ordered[index - 1][0] if index is not None and index > 0 else None
+    next_player = ordered[index + 1][0] if index is not None and index + 1 < len(ordered) else None
+
+    visible_ids = _visible_evaluation_ids(user)
+    evaluations = (
+        Evaluation.query
+        .filter(Evaluation.player_id == player.id)
+        .filter(Evaluation.id.in_(visible_ids))
+        .order_by(Evaluation.created_at.desc(), Evaluation.id.desc())
+        .all()
+    )
+    evaluators_by_id = _users_by_id(e.evaluator_id for e in evaluations)
+    tryout_ids = [e.tryout_id for e in evaluations if e.tryout_id]
+    tryouts_by_id = (
+        {t.id: t for t in Tryout.query.filter(Tryout.id.in_(tryout_ids)).all()}
+        if tryout_ids
+        else {}
+    )
+    evaluation_views = [
+        _evaluation_view(e, evaluators_by_id.get(e.evaluator_id), tryouts_by_id.get(e.tryout_id))
+        for e in evaluations
+    ]
+
+    aggregates = _aggregate(evaluations)
+
+    return render_template(
+        'pages/player_evaluations.html',
+        player=player,
+        evaluations=evaluation_views,
+        prev_player=prev_player,
+        next_player=next_player,
+        criterion_averages=aggregates['criterion_averages'],
+        combined_average=aggregates['combined_average'],
+        evaluation_count=aggregates['count'],
+        evaluation_criteria=EVALUATION_CRITERIA,
     )