failed updates won't clear database anymore

src/Entity/ProviderEntity.php

@@ -5,6 +5,7 @@ namespace App\Entity;
 use App\Model\Fillable;
 use App\Model\FillTrait;
 use App\Model\Referable;
+use Carbon\Carbon;
 use Doctrine\ORM\Mapping as ORM;
 
 /**
@@ -29,6 +30,21 @@ class ProviderEntity implements Fillable, Referable
      */
     private $class;
 
+    /**
+     * Time and date of last data update
+     *
+     * @ORM\Column(type="datetime", nullable=false)
+     */
+    private $updateDate;
+
+    /**
+     * ProviderEntity constructor.
+     */
+    public function __construct()
+    {
+        $this->updateDate = Carbon::now();
+    }
+
     public function getName()
     {
         return $this->name;
@@ -48,4 +64,12 @@ class ProviderEntity implements Fillable, Referable
     {
         $this->class = $class;
     }
+
+    /**
+     * @return Carbon
+     */
+    public function getUpdateDate()
+    {
+        return Carbon::instance($this->updateDate);
+    }
 }

src/Migrations/Version20181027124203.php

@@ -0,0 +1,36 @@
+<?php declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20181027124203 extends AbstractMigration
+{
+    public function up(Schema $schema) : void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'sqlite', 'Migration can only be executed safely on \'sqlite\'.');
+
+        $this->addSql('CREATE TEMPORARY TABLE __temp__provider AS SELECT id, name, class FROM provider');
+        $this->addSql('DROP TABLE provider');
+        $this->addSql('CREATE TABLE provider (id VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, class VARCHAR(255) NOT NULL, update_date DATETIME NOT NULL default CURRENT_TIMESTAMP, PRIMARY KEY(id))');
+        $this->addSql('INSERT INTO provider (id, name, class) SELECT id, name, class FROM __temp__provider');
+        $this->addSql('DROP TABLE __temp__provider');
+    }
+
+    public function down(Schema $schema) : void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'sqlite', 'Migration can only be executed safely on \'sqlite\'.');
+
+        $this->addSql('CREATE TEMPORARY TABLE __temp__provider AS SELECT id, name, class FROM provider');
+        $this->addSql('DROP TABLE provider');
+        $this->addSql('CREATE TABLE provider (id VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, class VARCHAR(255) NOT NULL, PRIMARY KEY(id))');
+        $this->addSql('INSERT INTO provider (id, name, class) SELECT id, name, class FROM __temp__provider');
+        $this->addSql('DROP TABLE __temp__provider');
+    }
+}

src/Model/FillTrait.php

@@ -23,9 +23,13 @@ trait FillTrait
 
     public static function createFromArray(array $vars = [], ...$args)
     {
-        $object = empty($args)
-            ? (new \ReflectionClass(static::class))->newInstanceWithoutConstructor()
-            : new static(...$args);
+        $reflection  = new \ReflectionClass(static::class);
+        $constructor = $reflection->getConstructor();
+
+
+        $object = empty($args) && ($constructor && $constructor->getNumberOfRequiredParameters() > 0)
+            ? $reflection->newInstanceWithoutConstructor()
+            : $reflection->newInstanceArgs($args);
 
         $object->fill($vars);
 

src/Provider/Dummy/DummyProvider.php

@@ -9,6 +9,7 @@ use App\Provider\MessageRepository;
 use App\Provider\Provider;
 use App\Provider\StopRepository;
 use App\Provider\TrackRepository;
+use Carbon\Carbon;
 
 class DummyProvider implements Provider
 {
@@ -70,4 +71,9 @@ class DummyProvider implements Provider
     {
         return null;
     }
+
+    public function getLastUpdate(): ?Carbon
+    {
+        return null;
+    }
 }

src/Provider/Provider.php

@@ -2,6 +2,8 @@
 
 namespace App\Provider;
 
+use Carbon\Carbon;
+
 interface Provider
 {
     public function getDepartureRepository(): DepartureRepository;
@@ -14,4 +16,6 @@ interface Provider
     public function getShortName(): string;
     public function getIdentifier(): string;
     public function getAttribution(): ?string;
+
+    public function getLastUpdate(): ?Carbon;
 }

src/Provider/ZtmGdansk/ZtmGdanskProvider.php

@@ -15,6 +15,7 @@ use App\Provider\StopRepository;
 use App\Provider\TrackRepository;
 use App\Provider\ZtmGdansk\{ZtmGdanskDepartureRepository, ZtmGdanskMessageRepository};
 use App\Service\Proxy\ReferenceFactory;
+use Carbon\Carbon;
 use Doctrine\ORM\EntityManagerInterface;
 
 class ZtmGdanskProvider implements Provider
@@ -25,6 +26,9 @@ class ZtmGdanskProvider implements Provider
     private $tracks;
     private $messages;
 
+    /** @var ProviderEntity */
+    private $entity;
+
     public function getName(): string
     {
         return 'MZKZG - Trójmiasto';
@@ -64,6 +68,7 @@ class ZtmGdanskProvider implements Provider
         $this->stops      = $stops;
         $this->messages   = $messages;
         $this->tracks     = $tracks;
+        $this->entity     = $provider;
     }
 
     public function getDepartureRepository(): DepartureRepository
@@ -90,4 +95,9 @@ class ZtmGdanskProvider implements Provider
     {
         return $this->tracks;
     }
+
+    public function getLastUpdate(): ?Carbon
+    {
+        return $this->entity->getUpdateDate();
+    }
 }

src/Service/DataUpdater.php

@@ -30,11 +30,21 @@ class DataUpdater
 
     public function update()
     {
-        $schema = $this->em->getConnection()->getSchemaManager();
-        collect($schema->listTables())->reject(function (Table $schema) {
-            return $schema->getName() === 'migration_versions';
-        })->each([$schema, 'dropAndCreateTable']);
+        $connection = $this->em->getConnection();
+        $schema     = $connection->getSchemaManager();
 
-        $this->dispatcher->dispatch(self::UPDATE_EVENT, new DataUpdateEvent());
+        try {
+            $connection->beginTransaction();
+
+            collect($schema->listTables())->reject(function (Table $schema) {
+                return $schema->getName() === 'migration_versions';
+            })->each([$schema, 'dropAndCreateTable']);
+
+            $this->dispatcher->dispatch(self::UPDATE_EVENT, new DataUpdateEvent());
+            $connection->commit();
+        } catch (\Throwable $exception) {
+            $connection->rollBack();
+            throw $exception;
+        }
     }
 }

templates/choose.html.twig

@@ -5,7 +5,13 @@
         <fa :icon="['fal', 'info-circle']"></fa>
         Wybierz źródło danych
     </div>
-    {% for provider in providers %}
-        <a href="{{ path('app', { provider: provider.identifier }) }}">{{ provider.name }}</a>
-    {% endfor %}
+    <ul class="list-underlined">
+        {% for provider in providers %}
+            <li title="Aktualizacja: {{ provider.lastUpdate ? provider.lastUpdate.format('Y.m.d H:i') : 'live' }}">
+                <a href="{{ path('app', { provider: provider.identifier }) }}" class="btn btn-block btn-action text-left">
+                    {{ provider.name }}
+                </a>
+            </li>
+        {% endfor %}
+    </ul>
 {% endblock %}