Move new contacts to the matching account based on domain. Contact email domain should match the website domain. Ex. john@fastco.com matches only to an account with website www.fastco.com Should also match with the following websites: http://www.fastco.com https://www.fastco.com fastco.com fastco.com.au fastco.com.ca

AccountMatcherChallengeTrigger

/*
 Move new contacts to the matching account based on domain. Contact email domain should match the website domain.
 Ex. john@fastco.com matches only to an account with website www.fastco.com
  Should also match with the following websites: http://www.fastco.com  https://www.fastco.com
   fastco.com  fastco.com.au  fastco.com.ca
*/

trigger AccountMatcherChallenge on Contact (before insert, before update) {
	
    for(Contact con : Trigger.New) {
        
        if(con.Email != null) {
            
            //Construct various website patterns for the email domain
            String domain = con.Email.split('@').get(1);
            String website = 'www.' + domain;
            String httpWebsite = 'http://www.' + domain;
            String httpsWebsite = 'https://www.' + domain;
            String internationalDomain = domain + '.%';
            
			List<Account> matchingAccounts = [SELECT Id
                                                FROM Account
                                               WHERE Website = :domain
                                                  OR Website = :website
                                                  OR Website = :httpWebsite
                                             	  OR Website = :httpsWebsite
                                             	  OR Website LIKE :internationalDomain];
			
            System.debug('matchingAccounts ' +  matchingAccounts.size());
			//If only one matching Account
            if(matchingAccounts.size() == 1) {
                con.AccountId = matchingAccounts.get(0).Id;
            }            
        }
    }     
}


//Test Class

@isTest
private class AccountMatcherChallengeTest {
	
    @isTest static void noAccountMatches() {
        Contact myCon 	= new Contact();
        myCon.FirstName = 'Jim';
        myCon.LastName  = 'Tran';
        myCon.Email 	= 'jtran@waterfordhotels.com';
        insert myCon;
        
        Contact updatedCon = [SELECT AccountId
                                FROM Contact
                               WHERE Id = :myCon.Id];
        
        System.assertEquals(null, updatedCon.AccountId);
    }
    
    
    @isTest static void accountMatchFound() {
        String domain = 'waterfordhotels.com';
        
        Account acc = new Account();
        acc.Name    = 'Waterford Hotels';
        acc.Website = domain + '.ca';
        insert acc;
        
        Contact myCon = new Contact();
        myCon.FirstName = 'Matt';
        myCon.LastName  = 'Tran';
        myCon.Email 	= 'mtran@' + domain;
        insert myCon;
        
        Contact updatedCon = [SELECT AccountId
                                FROM Contact
                               WHERE Id = :myCon.Id];
        
        System.assertEquals(acc.Id, updatedCon.AccountId);
    }
    
}