TestDriveCtrl

gistfile1.txt

public class TestDriveCtrl {
    public TestDrive__c drive {get; set;}
    public List<SelectOption> makes { get; set; }
    public List<SelectOption> models { get; set; }
    public String selectedMake { set; get; }
    public String selectedModel {get;set;}
    
    public TestDriveCtrl(){
        makes = new List<SelectOption>();
        models = new List<SelectOption>();


        drive = new TestDrive__c();
        Integer i = 0;
        for (AggregateResult c : [SELECT Dealer__r.Name, COUNT(Id) from Car__c GROUP BY Dealer__r.Name]){
            String d=  '';
            d += c.get('Name');
            makes.add(new SelectOption(d,d));
            if (i == 0){
               selectedMake = d;
               loadModels();
            }
            i++;
        }
    }
    
    public TestDriveCtrl(ApexPages.StandardController stdController){
       
    }
    
    public void loadModels(){
        system.debug('From load models '+ selectedMake);
        models.clear();
        List<Car__c> s = [SELECT Id, Model__c, Name FROM Car__c where Dealer__r.Name=:selectedMake ORDER BY Name ASC];
        
        for (Car__c c : s){
            models.add(new SelectOption(c.Id, c.Name + ' ' + c.Model__c));
        }
    }
    
    public PageReference save(){
        PageReference p = null;
        try {
            drive.Car__c = [ SELECT Id FROM Car__c where Id=:selectedModel ][0].Id;
            insert drive;
            p = new PageReference('/' + drive.Id);
            p.setRedirect(true);
        } catch (Exception e){
            // ApexPages.addmessage(new ApexPages.message(ApexPages.severity.WARNING, e.getMessage()));
        }
        
        return p;
    }
}