//
//  ZShape.swift
//  Privyet
//
//  Created by Amy Bowersox on 5/24/20.
//  Copyright © 2020 Erbosoft Metaverse Design Solutions. All rights reserved.
//

import Foundation
class ZShape: Shape {
    /*
        Orientations 0 and 180:
        | * | 0 |
        | 2 | 1 |
        | 3 |   |
     
        Orientations 90 and 270:
        | 0*| 1 |   |
        |   | 2 | 3 |
     
        * marks the row/column indicator for the shape
     */
    
    override var blockRowColumnPositions: [Orientation : Array<(columnDiff: Int, rowDiff: Int)>] {
        return [
            Orientation.Zero: [(1, 0), (1, 1), (0, 1), (0, 2)],
            Orientation.Ninety: [(0, 0), (1, 0), (1, 1), (2, 1)],
            Orientation.OneEighty: [(1, 0), (1, 1), (0, 1), (0, 2)],
            Orientation.TwoSeventy: [(0, 0), (1, 0), (1, 1), (2, 1)]
        ]
    }
    
    override var bottomBlocksForOrientations: [Orientation : Array<Block>] {
        return [
            Orientation.Zero:       [blocks[SecondBlockIdx], blocks[FourthBlockIdx]],
            Orientation.Ninety:     [blocks[FirstBlockIdx], blocks[ThirdBlockIdx], blocks[FourthBlockIdx]],
            Orientation.OneEighty:  [blocks[SecondBlockIdx], blocks[FourthBlockIdx]],
            Orientation.TwoSeventy: [blocks[FirstBlockIdx], blocks[ThirdBlockIdx], blocks[FourthBlockIdx]]
        ]
    }
}
