NSBundleType.swift

//
//  NSBundleType.swift
//  CourseMeta
//
//  Created by JohnP on 3/10/17.
//  Copyright © 2017 JohnP. All rights reserved.
//

import Foundation

public enum KickstarterBundleIdentifier: String {
    case alpha = "com.jp.coursemeta.alpha"
    case beta = "com.jp.coursemeta.beta"
    case release = "com.jp.coursemeta"
}

public protocol NSBundleType {
    var bundleIdentifier: String? { get }
    static func create(path: String) -> NSBundleType?
    func path(forResource name: String?, ofType ext: String?) -> String?
    func localizedString(forKey key: String, value: String?, table tableName: String?) -> String
    var infoDictionary: [String : Any]? { get }
}

extension NSBundleType {
    public var identifier: String {
        return self.infoDictionary?["CFBundleIdentifier"] as? String ?? "Unknown"
    }
    
    public var shortVersionString: String {
        return self.infoDictionary?["CFBundleShortVersionString"] as? String ?? "Unknown"
    }
    
    public var version: String {
        return self.infoDictionary?["CFBundleVersion"] as? String ?? "0"
    }
    
    public var isAlpha: Bool {
        return self.identifier == KickstarterBundleIdentifier.alpha.rawValue
    }
    
    public var isBeta: Bool {
        return self.identifier == KickstarterBundleIdentifier.beta.rawValue
    }
    
    public var isRelease: Bool {
        return self.identifier == KickstarterBundleIdentifier.release.rawValue
    }
}

extension Bundle: NSBundleType {
    public static func create(path: String) -> NSBundleType? {
        return Bundle(path: path)
    }
}

public struct LanguageDoubler: NSBundleType {
    fileprivate static let mainBundle = Bundle.main
    
    public init() {
    }
    
    public let bundleIdentifier: String? = "com.language.doubler"
    
    public static func create(path: String) -> NSBundleType? {
        return DoublerBundle(path: path)
    }
    
    public func localizedString(forKey key: String, value: String?, table tableName: String?) -> String {
        return LanguageDoubler.mainBundle.localizedString(forKey: key, value: value, table: tableName)
    }
    
    public func path(forResource name: String?, ofType ext: String?) -> String? {
        return LanguageDoubler.mainBundle.path(forResource: name, ofType: ext)
    }
    
    public var infoDictionary: [String : Any]? {
        return [:]
    }
}

public final class DoublerBundle: Bundle {
    public override func localizedString(forKey key: String,
                                         value: String?,
                                         table tableName: String?) -> String {
        
        let s = super.localizedString(forKey: key, value: value, table: tableName)
        return "\(s) \(s)"
    }
}