//  Copyright © 2021 650 Industries. All rights reserved.

import Foundation
import ExpoModulesCore

public typealias UpdatesErrorBlock = (_ error: Error) -> Void
public typealias UpdatesUpdateSuccessBlock = (_ manifest: [String: Any]?) -> Void
public typealias UpdatesProgressBlock = (_ successfulAssetCount: UInt, _ failedAssetCount: UInt, _ totalAssetCount: UInt) -> Void

/**
 * Called when a manifest has been downloaded. The return value indicates whether or not to
 * continue downloading the update described by this manifest. Returning `NO` will abort the
 * load, and the success block will be immediately called with a nil `manifest`.
 */
public typealias UpdatesManifestBlock = (_ manifest: [String: Any]) -> Bool

/**
 * Protocol for modules that depend on expo-updates for loading production updates but do not want
 * to depend on expo-updates or delegate control to the singleton EXUpdatesAppController.
 */
@objc(EXUpdatesExternalInterface)
public protocol UpdatesExternalInterface {
  @objc weak var appContext: AppContext? { get set }
  @objc weak var updatesExternalInterfaceDelegate: (any UpdatesExternalInterfaceDelegate)? { get set }
  @objc var launchAssetURL: URL? { get }

  @objc func reset()

  @objc func fetchUpdate(
    withConfiguration configuration: [String: Any],
    onManifest manifestBlock: @escaping UpdatesManifestBlock,
    progress progressBlock: @escaping UpdatesProgressBlock,
    success successBlock: @escaping UpdatesUpdateSuccessBlock,
    error errorBlock: @escaping UpdatesErrorBlock
  )

  @objc func isValidUpdatesConfiguration(_ configuration: [String: Any]) -> Bool
}

/**
 * Protocol for communication/delegation back to the host dev client for functionality.
 */
@objc(EXUpdatesExternalInterfaceDelegate)
public protocol UpdatesExternalInterfaceDelegate {
  @objc func updatesExternalInterfaceDidRequestRelaunch(_ updatesExternalInterface: UpdatesExternalInterface)
}