<?php
namespace controls;
class Api
{
  static public function campaigns_data_save()
  {
    global $mdb;

    $json = file_get_contents( 'php://input' );
    $data = json_decode( $json, true );

    if ( $data['clientId'] and $data['date'] )
    {
      foreach ( $data['data'] as $campaign )
      {
        if ( !$mdb -> count( 'campaigns', [ 'AND' => [ 'client_id' => $data['clientId'], 'campaign_id' => $campaign['campaignId'] ] ] ) )
        {
          $campaign_data['client_id'] = $data['clientId'];
          $campaign_data['campaign_id'] = $campaign['campaignId'];
          $campaign_data['campaign_name'] = $campaign['camapignName'];

          $mdb -> insert( 'campaigns', [
            'client_id' => $data['clientId'],
            'campaign_id' => $campaign['campaignId'],
            'campaign_name' => $campaign['camapignName']
          ] );

          $campaign_id = $mdb -> id();
        }
        else
        {
          $campaign_id = $mdb -> get( 'campaigns', 'id', [ 'AND' => [ 'client_id' => $data['clientId'], 'campaign_id' => $campaign['campaignId'] ] ] );
        }

        if ( $campaign_id )
        {
          $campaign_history_data = [];
          $campaign_history_data['roas_30_days'] = $campaign['roas30Days'];
          $campaign_history_data['roas_all_time'] = $campaign['roasAllTime'];
          $campaign_history_data['budget'] = str_replace( ' zł', '' , $campaign['budget'] );
          $campaign_history_data['money_spent'] = floatval( preg_replace(['/[^0-9,]/', '/,/'], ['', '.'], $campaign['spend30Days'] ) );
          $campaign_history_data['conversion_value'] = preg_replace( '/[^\d,.-]/', '', $campaign['conversionValue30Days'] );

          if ( isset( $campaign['biddingStrategy'] ) and $campaign['biddingStrategy'] == 'MAXIMIZE_CONVERSIONS' )
          {
            $campaign_history_data['bidding_strategy'] = 'Maksymalizacja liczby konwersji';
          }
          else if ( isset( $campaign['biddingStrategy'] ) and $campaign['biddingStrategy'] == 'MAXIMIZE_CONVERSION_VALUE' )
          {
            $campaign_history_data['bidding_strategy'] = 'Maksymalizacja wartości konwersji';
          }
          else if ( isset( $campaign['biddingStrategy'] ) and $campaign['biddingStrategy'] == 'TARGET_ROAS' )
          {
            $campaign_history_data['bidding_strategy'] = 'Docelowy ROAS';
          }
          else if ( isset( $campaign['biddingStrategy'] ) )
          {
            $campaign_history_data['bidding_strategy'] = $campaign['biddingStrategy'];
          }
          else
          {
            $campaign_history_data['bidding_strategy'] = 'brak';
          }

          if ( isset( $campaign['targetRoas'] ) and (float)$campaign['targetRoas'] > 0 )
          {
            $campaign_history_data['bidding_strategy'] .= ' | docelowy ROAS: ' . ( (float)$campaign['targetRoas'] * 100 ) . '%';
          }

          if ( $mdb -> count( 'campaigns_history', [ 'AND' => [ 'campaign_id' => $campaign_id, 'date_add' => $data['date'] ] ] ) )
          {
            $mdb -> update( 'campaigns_history', $campaign_history_data, [ 'AND' => [ 'campaign_id' => $campaign_id, 'date_add' => $data['date'] ] ] );
          }
          else
          {
            $campaign_history_data['campaign_id'] = $campaign_id;
            $campaign_history_data['date_add'] = $data['date'];

            $mdb -> insert( 'campaigns_history', $campaign_history_data );
          }
        }
      }
    }

    echo json_encode( [ 'status' => 'ok' ] );
    exit;
  }

  static public function phrases_data_save()
  {
    global $mdb;

    $json = file_get_contents( 'php://input' );
    $data = json_decode( $json, true );

    if ( $data['client_id'] and $data['date'] )
    {
      foreach ( $data['data'] as $phrase )
      {
        $phrase_data = [];

        if ( !$mdb -> count( 'phrases', [ 'AND' => [ 'client_id' => $data['client_id'], 'phrase' => $phrase['Query'] ] ] ) )
        {
          $phrase_data['phrase'] = $phrase['Query'];

          $mdb -> insert( 'phrases', [
            'client_id' => $data['client_id'],
            'phrase' => $phrase['Query']
          ] );

          $phrase_id = $mdb -> id();
        }
        else
        {
          $phrase_id = $mdb -> get( 'phrases', 'id', [ 'AND' => [ 'client_id' => $data['client_id'], 'phrase' => $phrase['Query'] ] ] );
        }

        if ( $phrase_id )
        {
          $phrase_data['impressions'] = $phrase['Impressions'];
          $phrase_data['clicks'] = $phrase['Clicks'];
          $phrase_data['cost'] = $phrase['Cost'];
          $phrase_data['conversions'] = $phrase['Conversions'];
          $phrase_data['conversions_value'] = preg_replace( '/[^\d,.-]/', '', $phrase['ConversionValue'] );
          $phrase_data['updated'] = 1;

          if ( $mdb -> count( 'phrases_history', [ 'AND' => [ 'phrase_id' => $phrase_id, 'date_add' => $data['date'] ] ] ) )
          {
            $phrase_data_old = [];

            $phrase_data_old = $mdb -> get( 'phrases_history', '*', [ 'AND' => [ 'phrase_id' => $phrase_id, 'date_add' => $data['date'] ] ] );

            if (
              $phrase_data_old['impressions'] == $phrase_data['impressions']
              and $phrase_data_old['clicks'] == $phrase_data['clicks']
              and number_format((float)str_replace(',', '.', $phrase_data_old['cost']), 5) == number_format((float)$phrase_data['cost'], 5)
              and $phrase_data_old['conversions'] == $phrase_data['conversions']
              and number_format((float)str_replace(',', '.', $phrase_data_old['conversions_value']), 5) == number_format((float)$phrase_data['conversions_value'], 5)
            ) {
              continue;
            }

            $mdb -> update( 'phrases_history', [
              'impressions' => $phrase_data['impressions'],
              'clicks' => $phrase_data['clicks'],
              'cost' => $phrase_data['cost'],
              'conversions' => $phrase_data['conversions'],
              'conversions_value' => $phrase_data['conversions_value'],
              'updated' => 1
            ], [
              'AND' => [ 'phrase_id' => $phrase_id, 'date_add' => $data['date'] ]
            ] );
          }
          else
          {
            $mdb -> insert( 'phrases_history', [
              'phrase_id' => $phrase_id,
              'date_add' => $data['date'],
              'impressions' => $phrase_data['impressions'],
              'clicks' => $phrase_data['clicks'],
              'cost' => $phrase_data['cost'],
              'conversions' => $phrase_data['conversions'],
              'conversions_value' => $phrase_data['conversions_value'],
              'updated' => 1
            ] );
          }
        }
      }
    }

    echo json_encode( [ 'status' => 'ok' ] );
    exit;
  }

  static public function products_data_save()
  {
    global $mdb;

    $json = file_get_contents( 'php://input' );
    $data = json_decode( $json, true );
    // file_put_contents( 'tmp/products_data_save.txt', print_r( $data, true ) );
    if ( $data['client_id'] and $data['date'] )
    {
      foreach ( $data['data'] as $offer )
      {
        $offer_data = [];

        if ( !$mdb -> count( 'products', [ 'AND' => [ 'client_id' => $data['client_id'], 'offer_id' => $offer['OfferId'] ] ] ) )
        {
          $offer_data['client_id'] = $data['client_id'];
          $offer_data['offer_id'] = $offer['OfferId'];
          $offer_data['offer_name'] = $offer['ProductTitle'];

          $mdb -> insert( 'products', [
            'client_id' => $data['client_id'],
            'offer_id' => $offer['OfferId'],
            'name' => $offer['ProductTitle']
          ] );

          $offer_id = $mdb -> id();
        }
        else
        {
          $offer_id = $mdb -> get( 'products', 'id', [ 'AND' => [ 'client_id' => $data['client_id'], 'offer_id' => $offer['OfferId'] ] ] );

          $offer_current_name = $mdb -> get( 'products', 'name', [ 'AND' => [ 'client_id' => $data['client_id'], 'offer_id' => $offer['OfferId'] ] ] );

          if ( $offer_current_name != $offer['ProductTitle'] and $data['date'] == date( 'Y-m-d', strtotime( '-1 days', time() ) ) )
          {
            $mdb -> update( 'products', [ 'name' => $offer['ProductTitle'] ], [ 'AND' => [ 'client_id' => $data['client_id'], 'offer_id' => $offer['OfferId'] ] ] );
          }
        }

        if ( $offer_id )
        {
          $offer_data['impressions'] = $offer['Impressions'];
          $offer_data['clicks'] = $offer['Clicks'];
          $offer_data['ctr'] = round( $offer['Clicks'] / $offer['Impressions'], 4 ) * 100;
          $offer_data['cost'] = preg_replace( '/[^\d,.-]/', '', $offer['Cost'] );
          $offer_data['conversions'] = $offer['Conversions'];
          $offer_data['conversions_value'] = preg_replace( '/[^\d,.-]/', '', $offer['ConversionValue'] );
          $offer_data['updated'] = 1;

          if ( $mdb -> count( 'products_history', [ 'AND' => [ 'product_id' => $offer_id, 'date_add' => $data['date'] ] ] ) )
          {
            $offer_data_old = [];

            $offer_data_old = $mdb -> get( 'products_history', '*', [ 'AND' => [ 'product_id' => $offer_id, 'date_add' => $data['date'] ] ] );

            if (
              $offer_data_old['impressions'] == $offer_data['impressions']
              and $offer_data_old['clicks'] == $offer_data['clicks']
              and number_format((float)str_replace(',', '.', $offer_data_old['cost']), 5) == number_format((float)$offer_data['cost'], 5)
              and $offer_data_old['conversions'] == $offer_data['conversions']
              and number_format((float)str_replace(',', '.', $offer_data_old['conversions_value']), 5) == number_format((float)$offer_data['conversions_value'], 5)
            ) {
              continue;
            }

            $mdb -> update( 'products_history', [
              'impressions' => $offer_data['impressions'],
              'clicks' => $offer_data['clicks'],
              'ctr' => $offer_data['ctr'],
              'cost' => $offer_data['cost'],
              'conversions' => $offer_data['conversions'],
              'conversions_value' => $offer_data['conversions_value'],
              'updated' => 1
            ], [
              'AND' => [ 'product_id' => $offer_id, 'date_add' => $data['date'] ]
            ] );
          }
          else
          {
            $mdb -> insert( 'products_history', [
              'product_id' => $offer_id,
              'date_add' => $data['date'],
              'impressions' => $offer_data['impressions'],
              'clicks' => $offer_data['clicks'],
              'ctr' => $offer_data['ctr'],
              'cost' => $offer_data['cost'],
              'conversions' => $offer_data['conversions'],
              'conversions_value' => $offer_data['conversions_value'],
              'updated' => 1
            ] );
          }
        }
      }
    }

    echo json_encode( [ 'status' => 'ok' ] );
    exit;
  }

  static public function products_data_import()
  {
    global $mdb;

    $json = file_get_contents( 'php://input' );
    $data = json_decode( $json, true );

    if ( !is_array( $data ) || empty( $data['client_id'] ) || empty( $data['date'] ) || !isset( $data['data'] ) || !is_array( $data['data'] ) )
    {
      echo json_encode( [ 'status' => 'error', 'message' => 'Nieprawidlowe dane wejsciowe. Oczekiwano: client_id, date, data[].' ] );
      exit;
    }

    $client_id = (int) $data['client_id'];
    $date = date( 'Y-m-d', strtotime( $data['date'] ) );

    if ( !$mdb -> count( 'clients', [ 'id' => $client_id ] ) )
    {
      echo json_encode( [ 'status' => 'error', 'message' => 'Nie znaleziono klienta o podanym ID.' ] );
      exit;
    }

    $processed = 0;
    $skipped = 0;
    $touched_scopes = [];

    foreach ( $data['data'] as $offer )
    {
      $offer_external_id = trim( (string) ( $offer['OfferId'] ?? '' ) );
      if ( $offer_external_id === '' )
      {
        $skipped++;
        continue;
      }

      $product_title = trim( (string) ( $offer['ProductTitle'] ?? '' ) );
      if ( $product_title === '' )
      {
        $product_title = $offer_external_id;
      }

      if ( !$mdb -> count( 'products', [ 'AND' => [ 'client_id' => $client_id, 'offer_id' => $offer_external_id ] ] ) )
      {
        $mdb -> insert( 'products', [
          'client_id' => $client_id,
          'offer_id' => $offer_external_id,
          'name' => $product_title
        ] );
        $product_id = $mdb -> id();
      }
      else
      {
        $product_id = $mdb -> get( 'products', 'id', [ 'AND' => [ 'client_id' => $client_id, 'offer_id' => $offer_external_id ] ] );
        $offer_current_name = $mdb -> get( 'products', 'name', [ 'AND' => [ 'client_id' => $client_id, 'offer_id' => $offer_external_id ] ] );

        if ( $offer_current_name != $product_title and $date == date( 'Y-m-d', strtotime( '-1 days', time() ) ) )
        {
          $mdb -> update( 'products', [ 'name' => $product_title ], [ 'AND' => [ 'client_id' => $client_id, 'offer_id' => $offer_external_id ] ] );
        }
      }

      if ( !$product_id )
      {
        $skipped++;
        continue;
      }

      $campaign_external_id = (int) self::normalize_number( $offer['CampaignId'] ?? ( $offer['campaign_id'] ?? 0 ) );
      $campaign_name = trim( (string) ( $offer['CampaignName'] ?? ( $offer['campaign_name'] ?? '' ) ) );
      $ad_group_external_id = (int) self::normalize_number( $offer['AdGroupId'] ?? ( $offer['ad_group_id'] ?? 0 ) );
      $ad_group_name = trim( (string) ( $offer['AdGroupName'] ?? ( $offer['ad_group_name'] ?? '' ) ) );

      $scope = \controls\Cron::resolve_products_scope_ids(
        $client_id,
        $campaign_external_id,
        $campaign_name,
        $ad_group_external_id,
        $ad_group_name,
        $date
      );

      $db_campaign_id = (int) ( $scope['campaign_id'] ?? 0 );
      $db_ad_group_id = (int) ( $scope['ad_group_id'] ?? 0 );

      $impressions = (int) round( self::normalize_number( $offer['Impressions'] ?? 0 ) );
      $clicks = (int) round( self::normalize_number( $offer['Clicks'] ?? 0 ) );
      $cost = self::normalize_number( $offer['Cost'] ?? 0 );
      $conversions = self::normalize_number( $offer['Conversions'] ?? 0 );
      $conversion_value = self::normalize_number( $offer['ConversionValue'] ?? 0 );
      $ctr = ( $impressions > 0 ) ? round( $clicks / $impressions, 4 ) * 100 : 0;

      $offer_data = [
        'impressions' => $impressions,
        'clicks' => $clicks,
        'ctr' => $ctr,
        'cost' => $cost,
        'conversions' => $conversions,
        'conversions_value' => $conversion_value,
        'updated' => 1,
        'campaign_id' => $db_campaign_id,
        'ad_group_id' => $db_ad_group_id
      ];

      if ( $mdb -> count( 'products_history', [ 'AND' => [
        'product_id' => $product_id,
        'campaign_id' => $db_campaign_id,
        'ad_group_id' => $db_ad_group_id,
        'date_add' => $date
      ] ] ) )
      {
        $offer_data_old = $mdb -> get( 'products_history', '*', [ 'AND' => [
          'product_id' => $product_id,
          'campaign_id' => $db_campaign_id,
          'ad_group_id' => $db_ad_group_id,
          'date_add' => $date
        ] ] );

        if (
          $offer_data_old['impressions'] == $offer_data['impressions']
          and $offer_data_old['clicks'] == $offer_data['clicks']
          and number_format( (float) str_replace( ',', '.', $offer_data_old['cost'] ), 5 ) == number_format( (float) $offer_data['cost'], 5 )
          and (float) $offer_data_old['conversions'] == (float) $offer_data['conversions']
          and number_format( (float) str_replace( ',', '.', $offer_data_old['conversions_value'] ), 5 ) == number_format( (float) $offer_data['conversions_value'], 5 )
        )
        {
          $scope_key = (int) $product_id . '|' . $db_campaign_id . '|' . $db_ad_group_id;
          $touched_scopes[ $scope_key ] = [
            'product_id' => (int) $product_id,
            'campaign_id' => $db_campaign_id,
            'ad_group_id' => $db_ad_group_id
          ];
          $processed++;
          continue;
        }

        $mdb -> update( 'products_history', $offer_data, [
          'AND' => [
            'product_id' => $product_id,
            'campaign_id' => $db_campaign_id,
            'ad_group_id' => $db_ad_group_id,
            'date_add' => $date
          ]
        ] );
      }
      else
      {
        $offer_data['product_id'] = $product_id;
        $offer_data['date_add'] = $date;
        $mdb -> insert( 'products_history', $offer_data );
      }

      $scope_key = (int) $product_id . '|' . $db_campaign_id . '|' . $db_ad_group_id;
      $touched_scopes[ $scope_key ] = [
        'product_id' => (int) $product_id,
        'campaign_id' => $db_campaign_id,
        'ad_group_id' => $db_ad_group_id
      ];
      $processed++;
    }

    $history_30_rows = 0;
    foreach ( $touched_scopes as $scope )
    {
      $product_id = (int) ( $scope['product_id'] ?? 0 );
      $campaign_id = (int) ( $scope['campaign_id'] ?? 0 );
      $ad_group_id = (int) ( $scope['ad_group_id'] ?? 0 );

      \controls\Cron::cron_product_history_30_save( $product_id, $date, $campaign_id, $ad_group_id );
      $mdb -> update( 'products_history', [ 'updated' => 0 ], [ 'AND' => [
        'product_id' => $product_id,
        'campaign_id' => $campaign_id,
        'ad_group_id' => $ad_group_id,
        'date_add' => $date
      ] ] );
      $history_30_rows++;
    }

    $temp_rows = \controls\Cron::rebuild_products_temp_for_client( $client_id );

    echo json_encode( [
      'status' => 'ok',
      'client_id' => $client_id,
      'date' => $date,
      'processed' => $processed,
      'skipped' => $skipped,
      'history_30_products' => $history_30_rows,
      'products_temp_rows' => $temp_rows
    ] );
    exit;
  }

  static private function rebuild_products_temp_for_client( $client_id )
  {
    return \controls\Cron::rebuild_products_temp_for_client( $client_id );
  }

  static private function normalize_number( $value )
  {
    if ( $value === null || $value === '' )
    {
      return 0.0;
    }

    if ( is_int( $value ) || is_float( $value ) )
    {
      return (float) $value;
    }

    $value = trim( (string) $value );
    if ( $value === '' )
    {
      return 0.0;
    }

    $value = preg_replace( '/[^\d,.\-]/', '', $value );
    if ( $value === '' || $value === '-' || $value === ',' || $value === '.' )
    {
      return 0.0;
    }

    $has_comma = strpos( $value, ',' ) !== false;
    $has_dot = strpos( $value, '.' ) !== false;

    if ( $has_comma && $has_dot )
    {
      $last_comma = strrpos( $value, ',' );
      $last_dot = strrpos( $value, '.' );

      if ( $last_comma > $last_dot )
      {
        $value = str_replace( '.', '', $value );
        $value = str_replace( ',', '.', $value );
      }
      else
      {
        $value = str_replace( ',', '', $value );
      }
    }
    else
    {
      $value = str_replace( ',', '.', $value );
    }

    return (float) $value;
  }
}