Add a constraint to avoid doublons in table chill_person_accompanying_period_location_history

#143

.changes/unreleased/Fixed-20231002-120602.yaml

@@ -0,0 +1,6 @@
+kind: Fixed
+body: From the database, avoid the creation of location history for same period and
+  at same dates
+time: 2023-10-02T12:06:02.412233177+02:00
+custom:
+  Issue: "143"

src/Bundle/ChillPersonBundle/migrations/Version20231002094521.php

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+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\Migrations\Person;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20231002094521 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Remove doublons in chill_person_accompanying_period_location_history and add a constraint on startdate / endDate by period';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql(
+            <<<'SQL'
+            WITH doublons_ordered AS (
+                SELECT h2.id AS h2id, h2.createdAt AS h2createdAt, h2.startDate AS h2start, h2.endDate AS h2end, h1.*,
+                       rank() OVER (partition by h1.period_id ORDER BY h1.id, h2.id) AS ranking
+                FROM chill_person_accompanying_period_location_history h1
+                         JOIN chill_person_accompanying_period_location_history h2 ON h1.period_id = h2.period_id  AND h1.id <> h2.id
+                WHERE daterange(h1.startdate, h1.enddate) && daterange(h2.startdate, h2.enddate) ORDER BY h1.period_id, h1.id
+            ),
+            keep_only_first AS (
+                SELECT id FROM doublons_ordered WHERE ranking > 1
+            )
+            DELETE FROM chill_person_accompanying_period_location_history WHERE id IN (SELECT id FROM doublons_ordered);
+            SQL
+        );
+
+        $this->addSql(
+            <<<'SQL'
+                    ALTER TABLE chill_person_accompanying_period_location_history
+                    ADD CONSTRAINT acc_period_location_history_not_overlaps
+                    EXCLUDE USING GIST (period_id with =, tsrange(startdate, enddate) with &&)
+                    DEFERRABLE INITIALLY DEFERRED
+            SQL
+        );
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql(
+            <<<'SQL'
+            ALTER TABLE chill_person_accompanying_period_location_history DROP CONSTRAINT acc_period_location_history_not_overlaps
+            SQL
+        );
+    }
+}