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//
//  Cloudant.swift
//
//  Created by Stefan Kruger on 19/08/2014.
//  Copyright (c) 2014 Stefan Kruger. All rights reserved.
//
//  Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
//  except in compliance with the License. You may obtain a copy of the License at
//    http://www.apache.org/licenses/LICENSE-2.0
//  Unless required by applicable law or agreed to in writing, software distributed under the

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import Foundation
import JavaScriptCore

public class GeoWrapper {
    var jsContext: JSContext

    public init?() {
        jsContext = JSContext()
        jsContext.exceptionHandler = { NSLog("ERROR: '%@'", $1) }
        

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OsGridRef.toWGS84 = function(str) {
    var grid    = OsGridRef.parse(str);
    var pOSGB36 = OsGridRef.osGridToLatLon(grid);
    var pWGS84  = pOSGB36.convertDatum(LatLonE.datum.WGS84);
    var latlon  = pWGS84.toString(format="d");
    return latlon;
}

var convert = function(str) {
    return OsGridRef.toWGS84(str)

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import Foundation

enum Tech {
    case UK(level: Int, modifier: Character)
    
    init?(level: Int, modifier: Character) {
        if (4..<7 ~= level) && (find(["a", "b", "c"] as [Character], modifier) != nil) {
            self = .UK(level: level, modifier: modifier)
        } else {
            return nil

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import Foundation

enum Grade: Printable {
    case UKTrad(adjectival: String, technical: String?)
    
    var description: String {
        switch self {
        case let UKTrad(adjectival, technical):
            if technical == nil {
                return adjectival

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let flyingButtressDirect = Grade.UKTrad(adjectival: "HVS", technical: "5b")

// In a playground we need the .description
println(flyingButtressDirect.description)  // HVS 5b

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enum Adjectival: Printable {
    case Diff, VeryDifficult, Severe, HardSevere, VerySevere, HardVerySevere, Extreme(level: Int), Error
    var description: String {
        switch self {
        case Diff:
            return "D"
        case VeryDifficult:
            return "VDiff"
        case Severe:
            return "S"

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enum Grade: Printable {
    case UKTrad(adjectival: Adjectival, technical: String?)
    
    var description: String {
        switch self {
        case let UKTrad(adjectival, technical):
            if technical == nil {
                return adjectival.description
            }
            

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let leftWall = Grade.UKTrad(adjectival: .Extreme(level: 2), technical: "5b")

println(leftWall.description) // E2 5b

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enum Tech {
    case UK(level: Int, modifier: Character)
    
    init?(level: Int, modifier: Character) {
        if (4..<7 ~= level) && (find(["a", "b", "c"] as [Character], modifier) != nil) {
            self = .UK(level: level, modifier: modifier)
        } else {
            return nil
        }
    }