WIP: CSImportableObject

Sources/ObjectiveC/CSSynchronousDataTransaction.swift

@@ -0,0 +1,162 @@
+//
+//  CSSynchronousDataTransaction.swift
+//  CoreStore
+//
+//  Copyright © 2016 John Rommel Estropia
+//
+//  Permission is hereby granted, free of charge, to any person obtaining a copy
+//  of this software and associated documentation files (the "Software"), to deal
+//  in the Software without restriction, including without limitation the rights
+//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+//  copies of the Software, and to permit persons to whom the Software is
+//  furnished to do so, subject to the following conditions:
+//
+//  The above copyright notice and this permission notice shall be included in all
+//  copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+//  SOFTWARE.
+//
+
+import Foundation
+import CoreData
+
+
+// MARK: - CSSynchronousDataTransaction
+
+/**
+ The `CSSynchronousDataTransaction` serves as the Objective-C bridging type for `SynchronousDataTransaction`.
+ */
+@objc
+public final class CSSynchronousDataTransaction: CSBaseDataTransaction {
+    
+    /**
+     Saves the transaction changes and waits for completion synchronously. This method should not be used after the `-commitAndWait` method was already called once.
+     
+     - returns: a `CSSaveResult` containing the success or failure information
+     */
+    @objc
+    public func commitAndWait() -> CSSaveResult {
+        
+        return bridge {
+            
+            self.swift.commitAndWait()
+        }
+    }
+    
+    /**
+     Begins a child transaction synchronously where `NSManagedObject` creates, updates, and deletes can be made. This method should not be used after the `-commitAndWait` method was already called once.
+     
+     - parameter closure: the block where creates, updates, and deletes can be made to the transaction. Transaction blocks are executed serially in a background queue, and all changes are made from a concurrent `NSManagedObjectContext`.
+     - returns: a `CSSaveResult` value indicating success or failure, or `nil` if the transaction was not comitted synchronously
+     */
+    @objc
+    public func beginSynchronous(closure: (transaction: CSSynchronousDataTransaction) -> Void) -> CSSaveResult? {
+        
+        return bridge {
+            
+            self.swift.beginSynchronous { (transaction) in
+                
+                closure(transaction: transaction.objc)
+            }
+        }
+    }
+    
+    
+    // MARK: BaseDataTransaction
+    
+    /**
+     Creates a new `NSManagedObject` with the specified entity type.
+     
+     - parameter into: the `CSInto` clause indicating the destination `NSManagedObject` entity type and the destination configuration
+     - returns: a new `NSManagedObject` instance of the specified entity type.
+     */
+    @objc
+    public override func createInto(into: CSInto) -> NSManagedObject {
+        
+        return self.swift.create(into.swift)
+    }
+    
+    /**
+     Returns an editable proxy of a specified `NSManagedObject`. This method should not be used after the `-commitAndWait` method was already called once.
+     
+     - parameter object: the `NSManagedObject` type to be edited
+     - returns: an editable proxy for the specified `NSManagedObject`.
+     */
+    @objc
+    @warn_unused_result
+    public override func editObject(object: NSManagedObject?) -> NSManagedObject? {
+        
+        return self.swift.edit(object)
+    }
+    
+    /**
+     Returns an editable proxy of the object with the specified `NSManagedObjectID`. This method should not be used after the `-commitAndWait` method was already called once.
+     
+     - parameter into: a `CSInto` clause specifying the entity type
+     - parameter objectID: the `NSManagedObjectID` for the object to be edited
+     - returns: an editable proxy for the specified `NSManagedObject`.
+     */
+    @objc
+    @warn_unused_result
+    public override func editInto(into: CSInto, objectID: NSManagedObjectID) -> NSManagedObject? {
+        
+        return self.swift.edit(into.swift, objectID)
+    }
+    
+    /**
+     Deletes a specified `NSManagedObject`. This method should not be used after the `-commitAndWait` method was already called once.
+     
+     - parameter object: the `NSManagedObject` type to be deleted
+     */
+    @objc
+    public override func deleteObject(object: NSManagedObject?) {
+        
+        return self.swift.delete(object)
+    }
+    
+    /**
+     Deletes the specified `NSManagedObject`s.
+     
+     - parameter objects: the `NSManagedObject`s to be deleted
+     */
+    public override func deleteObjects(objects: [NSManagedObject]) {
+        
+        self.swift.delete(objects)
+    }
+    
+    
+    // MARK: CoreStoreBridge
+    
+    internal typealias SwiftType = SynchronousDataTransaction
+    
+    internal override var swift: SynchronousDataTransaction {
+        
+        return super.swift as! SynchronousDataTransaction
+    }
+    
+    public required init(_ swiftObject: SynchronousDataTransaction) {
+        
+        super.init(swiftObject)
+    }
+    
+    required public init(_ swiftObject: BaseDataTransaction) {
+        
+        fatalError("init has not been implemented")
+    }
+}
+
+
+// MARK: - SynchronousDataTransaction
+
+extension SynchronousDataTransaction {
+    
+    // MARK: CoreStoreBridgeable
+    
+    internal typealias ObjCType = CSSynchronousDataTransaction
+}