Controllers/api/v2/boost/campaigns/preview.php

 <?php
-/**
- * preview
- * @author edgebal
- */
 
 namespace Minds\Controllers\api\v2\boost\campaigns;
 
+use Minds\Api\Api;
 use Minds\Core\Boost\Campaigns\Campaign;
 use Minds\Core\Boost\Campaigns\Stats;
 use Minds\Core\Di\Di;
-use Minds\Interfaces;
-use Minds\Api\Factory;
 
-class preview implements Interfaces\Api
+class preview extends Api
 {
- /**
- * Equivalent to HTTP GET method
- * @param array $pages
- * @return mixed|null
- */
- public function get($pages)
- {
- return Factory::response([]);
- }
-
  /**
  * Equivalent to HTTP POST method
  * @param array $pages
  * @return mixed|null
  */
- public function post($pages)
+ public function post($pages): void
  {
- $campaign = new Campaign();
-
- $campaign
+ $campaign = (new Campaign())
  ->setType($_POST['type'] ?? '')
  ->setEntityUrns($_POST['entity_urns'] ?? [])
  ->setBudgetType($_POST['budget_type'] ?? '')
  ->setHashtags($_POST['hashtags'] ?? [])
- ->setStart((int) ($_POST['start'] ?? 0))
- ->setEnd((int) ($_POST['end'] ?? 0))
- ->setBudget((float) ($_POST['budget'] ?? 0));
+ ->setStart((int)($_POST['start'] ?? 0))
+ ->setEnd((int)($_POST['end'] ?? 0))
+ ->setBudget((float)($_POST['budget'] ?? 0))
+ ->setImpressions($_POST['impressions']);
 
  /** @var Stats $statsManager */
  $statsManager = Di::_()->get('Boost\Campaigns\Stats');
 
- $stats = $statsManager->get($campaign);
-
- return Factory::response([
- 'preview' => [
- 'cannot_fulfill_daily' => $stats['cannot_fulfill_daily'],
- ]
- ]);
- }
-
- /**
- * Equivalent to HTTP PUT method
- * @param array $pages
- * @return mixed|null
- */
- public function put($pages)
- {
- return Factory::response([]);
- }
-
- /**
- * Equivalent to HTTP DELETE method
- * @param array $pages
- * @return mixed|null
- */
- public function delete($pages)
- {
- return Factory::response([]);
+ $this->send($statsManager->setCampaign($campaign)->getAll());
  }
 }

Core/Boost/Campaigns/Manager.php

@@ -7,6 +7,7 @@ use Minds\Common\Repository\Response;
 use Minds\Common\Urn;
 use Minds\Core\Boost\Campaigns\Payments\Payment;
 use Minds\Core\Boost\Campaigns\Payments\Repository as PaymentsRepository;
+use Minds\Core\Boost\Checksum;
 use Minds\Core\Queue\Client as QueueClient;
 use Minds\Core\Queue\Interfaces\QueueClient as QueueClientInterface;
 use Minds\Entities\User;
@@ -202,7 +203,10 @@ class Manager
  throw new CampaignException('Invalid campaign type');
  }
 
- // TODO: Validate based on data
+ /** TODO: Checksum Verification */
+ //$guid = (new Urn($campaign->getEntityUrns()[0]))->getNss();
+ //$checksum = (new Checksum())->setGuid($campaign->getGuid())->setEntity($guid)->generate();
+ //if (!$campaign->getChecksum() || ($campaign->getChecksum() !== $checksum)) {
  if (!$campaign->getChecksum()) {
  throw new CampaignException('Invalid checksum value');
  }

Core/Boost/Campaigns/Stats.php

@@ -2,16 +2,48 @@
 
 namespace Minds\Core\Boost\Campaigns;
 
+use Minds\Core\Analytics\EntityCentric\BoostViewsDaily;
+use Minds\Core\Time;
+
 class Stats
 {
+ /** @var Campaign */
+ protected $campaign;
+
+ /** @var BoostViewsDaily */
+ protected $boostViewsDaily;
+
+ public function __construct(BoostViewsDaily $boostViewsDaily = null)
+ {
+ $this->boostViewsDaily = $boostViewsDaily ?: new BoostViewsDaily();
+ }
+
  /**
  * @param Campaign $campaign
+ * @return Stats
+ */
+ public function setCampaign(Campaign $campaign): self
+ {
+ $this->campaign = $campaign;
+ return $this;
+ }
+
+ /**
  * @return array
  */
- public function get(Campaign $campaign)
+ public function getAll(): array
  {
+ /* TODO: Evaluate the campaign targetting parameters against our data */
+
+ $campaignDurationDays = ($this->campaign->getEnd() - $this->campaign->getStart()) / Time::ONE_DAY_MS;
+ $campaignViewsPerDayReq = ($campaignDurationDays > 0) ? $this->campaign->getImpressions() / $campaignDurationDays : 0;
+ $globalViewsPerDay = $this->boostViewsDaily->getAvg();
+
  return [
- 'cannot_fulfill_daily' => false,
+ 'canBeDelivered' => ($campaignViewsPerDayReq < $globalViewsPerDay),
+ 'durationDays' => $campaignDurationDays,
+ 'viewsPerDayRequested' => $campaignViewsPerDayReq,
+ 'globalViewsPerDay' => $globalViewsPerDay
  ];
  }
 }

Spec/Core/Boost/Campaigns/ManagerSpec.php

@@ -157,6 +157,8 @@ class ManagerSpec extends ObjectBehavior
  $campaign->getOwnerGuid()->shouldBeCalled()->willReturn(1234);
  $campaign->getName()->shouldBeCalled()->willReturn('Test Campaign');
  $campaign->getType()->shouldBeCalled()->willReturn('newsfeed');
+ //$campaign->getEntityUrns()->shouldBeCalled()->willReturn(['urn:activity:12345']);
+ //$campaign->getGuid()->shouldBeCalled()->willReturn(12345);
  $campaign->getChecksum()->shouldBeCalled()->willReturn(null);
  $this->shouldThrow(CampaignException::class)->duringCreateCampaign($campaign);
  }

Spec/Core/Boost/Campaigns/StatsSpec.php

@@ -2,21 +2,66 @@
 
 namespace Spec\Minds\Core\Boost\Campaigns;
 
+use Minds\Core\Analytics\EntityCentric\BoostViewsDaily;
 use Minds\Core\Boost\Campaigns\Campaign;
 use Minds\Core\Boost\Campaigns\Stats;
 use PhpSpec\ObjectBehavior;
+use Prophecy\Argument;
 
 class StatsSpec extends ObjectBehavior
 {
+ /** @var BoostViewsDaily */
+ protected $boostViewsDaily;
+
  public function it_is_initializable()
  {
  $this->shouldHaveType(Stats::class);
  }
 
- public function it_should_get_stats(Campaign $campaign)
+ public function let(BoostViewsDaily $boostViewsDaily)
+ {
+ $this->beConstructedWith($boostViewsDaily);
+ $this->boostViewsDaily = $boostViewsDaily;
+ }
+
+ public function it_should_set_campaign(Campaign $campaign)
+ {
+ $this->setCampaign($campaign)->shouldReturn($this);
+ }
+
+ public function it_should_get_all_stats_with_can_be_delivered_false(Campaign $campaign)
  {
- $this->get($campaign)->shouldReturn([
- 'cannot_fulfill_daily' => false,
- ]);
+ $stats = [
+ 'canBeDelivered' => false,
+ 'durationDays' => 5,
+ 'viewsPerDayRequested' => 50000,
+ 'globalViewsPerDay' => 10000
+ ];
+
+ $this->setCampaign($campaign);
+ $campaign->getEnd()->shouldBeCalled()->willReturn(1570924800000);
+ $campaign->getStart()->shouldBeCalled()->willReturn(1570492800000);
+ $campaign->getImpressions()->shouldBeCalled()->willReturn(250000);
+ $this->boostViewsDaily->getAvg()->shouldBeCalled()->willReturn(10000);
+
+ $this->getAll()->shouldHaveKeyWithValue('canBeDelivered', false);
+ }
+
+ public function it_should_get_all_stats(Campaign $campaign)
+ {
+ $stats = [
+ 'canBeDelivered' => true,
+ 'durationDays' => 5,
+ 'viewsPerDayRequested' => 1000,
+ 'globalViewsPerDay' => 10000
+ ];
+
+ $this->setCampaign($campaign);
+ $campaign->getEnd()->shouldBeCalled()->willReturn(1570924800000);
+ $campaign->getStart()->shouldBeCalled()->willReturn(1570492800000);
+ $campaign->getImpressions()->shouldBeCalled()->willReturn(5000);
+ $this->boostViewsDaily->getAvg()->shouldBeCalled()->willReturn(10000);
+
+ $this->getAll()->shouldHaveKeyWithValue('canBeDelivered', true);
  }
 }