MultiVar.swift

//
//  MultiVar.swift
//  
//
//  Created by Jean-Louis Murphy a.k.a Murphman300(github.com, stackoverflow.com, twitter.com) on 2017-02-19.
//  Copyright © 2017 Jean-Louis Murphy. All rights reserved.
//
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE.

class MultiVar {
    
    private var intValue : Int?
    private var doubleValue : Double?
    private var cgFloatValue : CGFloat?
    private var stringValue : String?
    
    private var alphabetical = "abcdefghijklmnopqrstuvwxyzABCDEFGHIKLMNOPQRSTUVWXYZ!@#$%^&*()_+}{|:'/<>?()[]"
    
    var integer : Int {
        get {
            guard let int = intValue else {
                return 0
            }
            return int
        } set {
            set(newValue)
        }
    }
    
    var double : Double {
        get {
            guard let dble = doubleValue else {
                return 0.0
            }
            return dble
        } set {
            set(newValue)
        }
    }
    
    var cgFloat : CGFloat {
        get {
            guard let flt = cgFloatValue else {
                return 0
            }
            return flt
        } set {
            set(newValue)
        }
    }
    
    var string : String {
        get {
            guard let stg = stringValue else {
                return ""
            }
            return stg
        } set {
            set(newValue)
        }
    }
    
    init(_ value: Any?) {
        guard let val = value else { return }
        set(val)
    }
    
    public func set(_ i: Any) {
        
        if Mirror(reflecting: i).subjectType == Mirror(reflecting: Int()).subjectType {
            guard let it = i as? Int else { return }
            intValue = it
            cgFloatValue = CGFloat(it)
            doubleValue = Double(it)
            if it < 10 && it > 0 {
                stringValue = "0\(String(describing: it))"
            } else {
                stringValue = String(describing: it)
            }
        }
        
        if Mirror(reflecting: i).subjectType == Mirror(reflecting: String()).subjectType {
            let s = String(describing: i)
            stringValue = s
            if isNonAlpha() {
                let int = Int(s)
                intValue = Int(s)
                if let t = int {
                    let c = CGFloat(t)
                    cgFloatValue = c
                    if t < 10 && t > 0 {
                        stringValue = "0\(s)"
                    }
                }
                if let s = stringValue, let int = intValue, s.characters.count == 3 && int > 0 || s.characters.count == 1 {
                    guard let first = s.characters.first, first == "0" else { return }
                    stringValue = String(describing: i)
                }
            }
        }
        
        if Mirror(reflecting: i).subjectType == Mirror(reflecting: CGFloat()).subjectType {
            guard let cg = i as? CGFloat else {
                guard let cg = i as? Double else {
                    return
                }
                let int = Int(cg)
                cgFloatValue = CGFloat(cg)
                intValue = int
                doubleValue = cg
                stringValue = String(describing: cg)
                return
            }
            let int = Int(cg)
            cgFloatValue = cg
            intValue = int
            let s = String(describing: cg)
            stringValue = s
            if int < 10 && int > 0 {
                stringValue = "0\(s)"
            }
        }
        
        if Mirror(reflecting: i).subjectType == Mirror(reflecting: Double()).subjectType {
            guard let db = i as? Double else { return }
            cgFloatValue = CGFloat(db)
            intValue = Int(db)
            let s = String(describing: db)
            stringValue = s
            stringValue = "\(s)"
        }
        
    }
    
    
    private func isNonAlpha() -> Bool {
        var b = Bool()
        if let st = stringValue {
            b = !alphabetical.contains(st)
        }
        return b
    }
    
}