User: Odkazy na diplomy z účastnické hlavní stránky

mo/web/templates/user_index.html

@@ -16,7 +16,7 @@
 				<th>Stav soutěže
 				<th>Odkazy
 		<tbody>
-			{% for pion, contest, round in pions %}
+			{% for pion, contest, round, certs in pions %}
 			{% set state = contest.ct_state() %}
 			<tr>
 				<td class="text-center"><b>{{ round.category }}</b>
@@ -41,6 +41,9 @@
 					{% if contest.ct_state() in [RoundState.graded, RoundState.closed] and contest.scoretable_id %}
 					<a class='btn btn-xs btn-success' href="{{ url_for('user_contest_score', id=contest.contest_id) }}">Výsledková listina</a>
 					{% endif %}
+					{% if certs %}
+					<a class='btn btn-xs btn-success' href="{{ url_for('user_contest_certificates', id=contest.contest_id) }}">Diplomy</a>
+					{% endif %}
 			{% endfor %}
 	</table>
 {% else %}

mo/web/user.py

@@ -12,7 +12,7 @@ import hmac
 import os
 import pikepdf
 from pikepdf.models.metadata import encode_pdf_date
-from sqlalchemy import and_
+from sqlalchemy import and_, func
 from sqlalchemy.dialects.postgresql import insert as pgsql_insert
 from sqlalchemy.orm import joinedload
 from tempfile import NamedTemporaryFile
@@ -50,11 +50,17 @@ def user_index():
     )
 
 
-def load_pcrs() -> List[Tuple[db.Participation, db.Contest, db.Round]]:
-    return (db.get_session().query(db.Participation, db.Contest, db.Round)
+def load_pcrs() -> List[Tuple[db.Participation, db.Contest, db.Round, int]]:
+    cert_subq = (db.get_session()
+                 .query(db.Certificate.user_id, db.Certificate.cert_set_id, func.count(db.Certificate.type).label('count'))
+                 .group_by(db.Certificate.user_id, db.Certificate.cert_set_id)
+                 .subquery())
+    return (db.get_session().query(db.Participation, db.Contest, db.Round, cert_subq.c.count)
             .select_from(db.Participation)
             .join(db.Contest, db.Contest.master_contest_id == db.Participation.contest_id)
             .join(db.Round)
+            .outerjoin(cert_subq, and_(cert_subq.c.user_id == db.Participation.user_id,
+                                       cert_subq.c.cert_set_id == db.Participation.contest_id))
             .filter(db.Participation.user == g.user)
             .filter(db.Round.year == config.CURRENT_YEAR)
             .options(joinedload(db.Contest.place))