SlideTheBox/FileHandler.swift at master · aa-morgan/SlideTheBox · GitHub

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//
//  FileHandler.swift
//  Slide the Box
//
//  Created by Alex Morgan on 04/01/2017.
//  Copyright © 2017 Alex Morgan. All rights reserved.
//

import Foundation

class FileHandler {

    init() {

    }

    func toJSON(level: Level) -> String {

        let savedLevel = SavedLevel(numBlocksX: level.numBlocksX, numBlocksY: level.numBlocksY, numBlockBlocks: level.getNumBlockBlocks(), numNumberBlocks: level.getNumNumberBlocks(), numArrowBlocks: level.getNumArrowBlocks(), startPosition: level.getStartPosition(), endPosition: level.getEndPosition(), enemyPositions: level.getEnemyPositions(), blocksReal: level.getBlocksReal())

        return savedLevel.toJSON()!
    }

    func fromJSON(jsonString: String) -> Level {

        let level = Level()

        let data = jsonString.data(using: .utf8)!
        if let parsedData = try? JSONSerialization.jsonObject(with: data) as? [String:Any] {
            let numBlocksX = parsedData["numBlocksX"] as! Int
            let numBlocksY = parsedData["numBlocksY"] as! Int

            let numBlockBlocks = parsedData["numBlockBlocks"] as! Int
            let numNumberBlocks = parsedData["numNumberBlocks"] as! Int
            let numArrowBlocks = parsedData["numArrowBlocks"] as! Int

            let startPosition = parsedData["startPosition"] as! Array<Int>
            let endPosition = parsedData["endPosition"] as! Array<Int>
            let enemyPositions = parsedData["enemyPositions"] as! Array<Array<Int>>

            let blocksReal = parsedData["blocksReal"] as! Array<Array<Int>>

            let level = Level(numBlocksX: numBlocksX, numBlocksY: numBlocksY)
            level.numBlockBlocks = numBlockBlocks
            level.numNumberBlocks = numNumberBlocks
            level.numBlockBlocks = numBlockBlocks
            level.numNumberBlocks = numNumberBlocks
            level.numArrowBlocks = numArrowBlocks
            level.startPosition = startPosition
            level.endPosition = endPosition
            level.enemyPositions = enemyPositions
            level.blocksReal = blocksReal
        }

        return level
    }
}