implement profile search

ki/handlers/__init__.py

@@ -2,4 +2,5 @@
 #
 # SPDX-License-Identifier: AGPL-3.0-or-later
 
+from ki.handlers.find_profiles import find_profiles  # noqa
 from ki.handlers.update_profile import update_profile  # noqa

ki/handlers/find_profiles.py

@@ -0,0 +1,28 @@
+from flask import make_response, request
+
+from ki.models import Profile
+
+
+def find_profiles():
+    page = int(request.args.get("page", 1))
+
+    if page < 1:
+        return make_response({"messages": {"page": "Die angefragte Seite muss mindestens 1 sein"}}, 400)
+
+    page_size = int(request.args.get("page_size", 20))
+
+    if page_size > 100:
+        return make_response({"messages": {"page_size": "Die maximale Anzahl Einträge pro Seite beträgt 100"}}, 400)
+
+    offset = (page - 1) * page_size
+
+    query = Profile.query.filter(Profile.visible is True)
+    count = query.count()
+
+    db_profiles = query.limit(page_size).offset(offset).all()
+    api_profiles = []
+
+    for db_profile in db_profiles:
+        api_profiles.append(db_profile.to_dict())
+
+    return make_response({"total": count, "profiles": api_profiles})