Bomberman-old/DestroyState.swift at master · wolf81/Bomberman-old · GitHub

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//
//  DestroyState.swift
//  Bomberman
//
//  Created by Wolfgang Schreurs on 30/04/16.
//
//

import GameplayKit
import SpriteKit

class DestroyState: State {
    override func isValidNextState(_ stateClass: AnyClass) -> Bool {
        return (stateClass is SpawnState.Type)
    }

    override func didEnter(from previousState: GKState?) {
        super.didEnter(from: previousState)

        if let entity = self.entity {
            entity.delegate?.entityWillDestroy(entity)
        }
    }

    override func updateForEntity(_ entity: Entity, configComponent: ConfigComponent, visualComponent: VisualComponent, didUpdate: @escaping () -> Void) {
        var actions = [SKAction]()

        visualComponent.spriteNode.removeAllActions()

        if let destroySound = configComponent.destroySound {
            let filePath = configComponent.configFilePath.stringByAppendingPathComponent(destroySound)
            let play = playAction(forFileAtPath: filePath, spriteNode: visualComponent.spriteNode)
            actions.append(play)
        }

        let destroyAnim = SKAction.animation(forEntity: entity,
                                             configuration: configComponent.destroyAnimation,
                                             state: self)
        destroyAnim.forEach({ actions.append($0) })

//        let fadeOut = SKAction.fadeOutWithDuration(0.5)
//        actions.append(fadeOut)

        let completion = {
            didUpdate()
            entity.delegate?.entityDidDestroy(entity)
        }

        if actions.count > 0 {
            visualComponent.spriteNode.run(SKAction.sequence(actions), completion: completion)
        } else {
            completion()
        }
    }
}