PDF Save in Apex

pdf.cls

  public static void savePDFFromCommunity(String bidId, String fileName, String visualForcePage) {
    try {
      List<Bid__c> bids = [
        SELECT
          Id,
          UUID_For_Landing_Page__c,
          Vendor__r.Name,
          Housing__r.Id,
          City__r.Name,
          Housing__r.Name,
          Housing__r.City__c,
          Housing__r.City__r.Name,
          Housing__r.Date_In__c,
          Housing__r.Date_Out__c
        FROM Bid__c
        WHERE Id = :bidid
      ];

      if (bids.size() > 0)
        bidid = bids[0].UUID_For_Landing_Page__c;
      // get formatted date in and date out entries
      String dateIn = (!bids.isEmpty() && bids[0].Housing__r.Date_In__c != null
        ? Datetime.newInstance(
              bids[0].Housing__r.Date_In__c.year(),
              bids[0].Housing__r.Date_In__c.month(),
              bids[0].Housing__r.Date_In__c.day()
            )
            .format('dd MMMMM yyyy')
        : '');
      String dateOut = (!bids.isEmpty() && bids[0].Housing__r.Date_Out__c != null
        ? Datetime.newInstance(
              bids[0].Housing__r.Date_Out__c.year(),
              bids[0].Housing__r.Date_Out__c.month(),
              bids[0].Housing__r.Date_Out__c.day()
            )
            .format('dd MMMMM yyyy')
        : '');

      // create the filename with values from city and formatted dates
      // String fileName = bids[0].Vendor__r.Name;
      String theFileName = fileName;
      fileName = fileName.replaceAll(' ', '_');
      Blob bidAttachment;

      String theURL = '';
      String base = [SELECT Id, Community_Base_Url__c FROM RoadRebelSettings__c LIMIT 1].Community_Base_Url__c;
      theURL = base + '/' + visualForcePage;
      system.debug (theURL);
      PageReference pageRef = new PageReference(theURL);
      pageRef.getParameters().put('bidid', bidId);
      pageRef.getParameters().put('gen', '1');
      if (!Test.isRunningTest())
        bidAttachment = pageRef.getContentAsPDF();
      else
        bidAttachment = Blob.valueof('bidAttachmentTest');

      List<ContentDocumentLink> bidDocumentLinks = [
        SELECT id, ContentDocumentId
        FROM ContentDocumentLink
        WHERE LinkedEntityId = :bids[0].Id AND ContentDocument.title = :fileName
      ];

      ContentVersion bidContentVersion = new ContentVersion();

      if (!bidDocumentLinks.isEmpty())
        bidContentVersion.contentDocumentId = bidDocumentLinks[0].ContentDocumentId;
      bidContentVersion.PathOnClient = '/' + fileName + '.pdf';
      bidContentVersion.Title = fileName;
      bidContentVersion.VersionData = bidAttachment;
      if (!Test.isRunningTest()) bidContentVersion.FirstPublishLocationId = bids[0].Id;
      if (!Test.isRunningTest()) upsert bidContentVersion;
      //else insert bidContentVersion;

      // no links exist, no need to worry about new version
      // THIS IS SHARING AREA WITH SHARING RULES DETAILS
      ContentDocumentLink contentDocumentLink = new ContentDocumentLink();
      if (!bidDocumentLinks.isEmpty())
        contentDocumentLink.ContentDocumentId = [
          SELECT ContentDocumentId
          FROM ContentVersion
          WHERE Id = :[SELECT Id FROM ContentDocument].Id
        ]
        .ContentDocumentId;
      contentDocumentLink.LinkedEntityId = bids[0].Id;
      contentDocumentLink.ShareType = 'V';
      contentDocumentLink.Visibility = 'AllUsers';
      if (!Test.isRunningTest()) insert contentDocumentLink;
    } catch (Exception e) {
      system.debug(
         e.getStackTraceString() +
        e.getMessage()
      );
    }
  }