/*

    Copyright (C) 2016 Apple Inc. All Rights Reserved.

    See LICENSE.txt for this sample’s licensing information

    Abstract:

    This code sample demonstrates how to delete a subscription by ID.

*/

import CloudKit

class SubscriptionIDResult: Result {

    let subscriptionID: String

    init(subscriptionID: String) {

        self.subscriptionID = subscriptionID

    }

    var summaryField: String? = nil

    var attributeList: [AttributeGroup] {

        return [

            AttributeGroup(title: "", attributes: [

                Attribute(key: "subscriptionID", value: subscriptionID)

            ])

        ]

    }

}

class DeleteSubscriptionSample: CodeSample {

    init() {

        super.init(

            title: "deleteSubscription",

            className: "CKDatabase",

            methodName: ".deleteSubscriptionWithID()",

            descriptionKey: "Subscriptions.DeleteSubscription",

            inputs: [

                TextInput(label: "subscriptionID", value: "", isRequired: true)

            ]

        )

    }

    override func run(completionHandler: (Results, NSError!) -> Void) {

        if let subscriptionID = data["subscriptionID"] as? String {

            let container = CKContainer.defaultContainer()

            let privateDB = container.privateCloudDatabase

            privateDB.deleteSubscriptionWithID(subscriptionID) {

                (subscriptionID, nsError) in

                let results = Results()

                if let subscriptionID = subscriptionID {

                    results.items.append(SubscriptionIDResult(subscriptionID: subscriptionID))

                }

                completionHandler(results, nsError)

            }

        }

    }

}