SpriteCreate

//
//  SpriteCreate.swift
//  Spacebit
//
//  Created by Sergio Toledo Piza on 11/2/16.
//  Copyright © 2016 Prism Studios. All rights reserved.
//

import Foundation
import SpriteKit

class SpriteCreate {

    var sprite = SKSpriteNode()
    var spriteImage = String()
    var spriteType = String()

    var firstX = CGFloat()
    var lastX = CGFloat()
    var midX = CGFloat()

    var higherY = CGFloat()
    var lowerY = CGFloat()
    var midY = CGFloat()

    var repeatedNodeLastX = [CGFloat]()

    init(spriteImage: String, type: String, scale: CGFloat, position: CGPoint, customSize: CGSize = CGSize(width: 1, height: 1)) {

        if (spriteImage.lowercaseString != "particle") {
            self.sprite = SKSpriteNode(imageNamed: spriteImage)
            self.spriteImage = spriteImage
        } else {
            self.sprite.size = customSize
        }

        self.sprite.setScale(scale)
        self.sprite.position = position
        self.sprite.position.x += self.sprite.frame.width / 2
        self.sprite.position.y += self.sprite.frame.height / 2

        self.spriteType = type.lowercaseString

        firstX = position.x
        lastX = firstX + self.sprite.frame.width
        midX = (firstX + lastX) / 2

        higherY = position.y + self.sprite.frame.height
        lowerY = position.y
        midY = lowerY + self.sprite.frame.height / 2

        self.addPhysics(self.spriteType, object: self.sprite)

        repeatedNodeLastX.append(lastX)

    }

    func addPhysics(type: String, object: SKSpriteNode) {
        switch self.spriteType {
            case "ground":

                object.physicsBody = SKPhysicsBody(rectangleOfSize: object.size)
                object.physicsBody?.categoryBitMask = PhysicsCategory.Ground
                object.physicsBody?.collisionBitMask = PhysicsCategory.Player
                object.physicsBody?.contactTestBitMask = PhysicsCategory.Player
                object.physicsBody?.affectedByGravity = false
                object.physicsBody?.dynamic = false
                object.physicsBody?.restitution = 0
                break

            case "wall":
                object.physicsBody = SKPhysicsBody(rectangleOfSize: object.size)
                object.physicsBody?.categoryBitMask = PhysicsCategory.Wall
                object.physicsBody?.collisionBitMask = PhysicsCategory.Player
                object.physicsBody?.contactTestBitMask = PhysicsCategory.Player | PhysicsCategory.Bullet
                object.physicsBody?.affectedByGravity = false
                object.physicsBody?.dynamic = false
                object.physicsBody?.restitution = 0
                break

            case "lava":
                let emitter = SKEmitterNode(fileNamed: "Lava.sks")!
                emitter.particlePositionRange = CGVector(dx: object.frame.width, dy: 0.0)
                emitter.advanceSimulationTime(3.0)
                emitter.zPosition = 5

                object.physicsBody = SKPhysicsBody(rectangleOfSize: object.size)
                object.physicsBody?.categoryBitMask = PhysicsCategory.Lava
                object.physicsBody?.collisionBitMask = PhysicsCategory.Player
                object.physicsBody?.contactTestBitMask = PhysicsCategory.Player
                object.physicsBody?.affectedByGravity = false
                object.physicsBody?.dynamic = false
                object.addChild(emitter)
                break

            default:
                break
        }
    }

    func repeatSprite(times: Int, direction: String) {

        for i in 1...times {
            let spriteChild = SKSpriteNode(imageNamed: self.spriteImage)
            let xPosValue = (self.sprite.frame.width / (self.sprite.xScale)) * CGFloat(i)
            let yPosValue = (self.sprite.frame.height / (self.sprite.yScale)) * CGFloat(i)
            var xPos = CGFloat()
            var yPos = CGFloat()

            switch(direction) {
                case "^", "ˆ":
                    xPos = 0
                    yPos = yPosValue
                    break

                case "<":
                    xPos = -xPosValue
                    yPos = 0
                    break

                case "v", "V":
                    xPos = 0
                    yPos = -yPosValue
                    break

                default: // case ">":
                    xPos = xPosValue
                    yPos = 0
                    lastX = xPos * self.sprite.xScale + self.sprite.frame.width + firstX
                    repeatedNodeLastX.append(lastX)
                    break
            }


            spriteChild.position = CGPoint(x: xPos, y: yPos)
            self.addPhysics(self.spriteType, object: spriteChild)
            self.sprite.addChild(spriteChild)
        }

    }

}