Extensions to Realm

RealmExtension.md

Extensions to make Realm even simpler.

Transactions

RLMRealm.transaction { realm in
  let person = Person()
  person.name = "Banana King"
  person.age = 24
}

Models

Find by ID Person.find(1)
First Person.first()
Last Person.last()

RealmExtension.swift

//
//  RealmExtension.swift
//
//  Created by Chris Sloey on 16/02/2015.
//  Copyright (c) 2015 Add Jam. All rights reserved.
//

import Realm

extension RLMRealm {
    class func transaction(block: (RLMRealm)->()) {
        let realm = self.defaultRealm()
        realm.beginWriteTransaction()
        block(realm)
        realm.commitWriteTransaction()
    }
}

extension RLMObject {
    class func find(id: Int) -> RLMObject? {
        let predicate = NSPredicate(format: "id = %d", id)
        return self.objectsWithPredicate(predicate).firstObject() as RLMObject?
    }
    
    class func first() -> RLMObject? {
        return self.allObjects().firstObject() as RLMObject?
    }
    
    class func last() -> RLMObject? {
        return self.allObjects().lastObject() as RLMObject?
    }
}