class func getMusicInfoName()-> (String){
        let appleScript = "tell application \"Music\"\n"
            + "set trackName to name of current track\n"
            + "return trackName\n"
            + "end tell"

            var error: NSDictionary?
            let scriptObject = NSAppleScript(source: appleScript)
            if let output: NSAppleEventDescriptor = scriptObject?.executeAndReturnError(&error){
                return (output.stringValue ?? "まだないお")
            }

            return("[存在しないトラックを追い求めて行け]")

        }

import Cocoa

let artist = getMusicInfoArtist()
let name = getMusicInfoName()
let searchWord = artist + " " + name
let urlString:String = "http://itunes.apple.com/search?term=\(searchWord)&country=JP&lang=ja_jp&media=music&entity=song&limit=30"
let encodeUrlString: String = urlString.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed)!
let url = URL(string: encodeUrlString)!

        var trackUrl = ""

        let task = URLSession.shared.dataTask(with: url) {(data:Data?, response:URLResponse?, error:Error?) in

            if let error = error {
                trackUrl = "client error: \(error.localizedDescription)"
                return
            }

            guard let data = data, let response = response as? HTTPURLResponse else {
                trackUrl = "no data or no response"
                return
            }

            if response.statusCode == 200 {
                let items = try! JSONSerialization.jsonObject(with: data) as! Dictionary<String, Any>
                let result = items["results"] as! NSArray //JSONから結果の部分を取り出す。JSONの中を見るとわかる。
                let trackUrlNSArray = result.value(forKey: "trackViewUrl")as! NSArray //楽曲のURL情報
                let trackUrlArray = trackUrlNSArray as NSArray as? [String] ?? [""]

                //iTunesの検索ロジックで出た結果の一番最初の要素を取り出す（たまにミスる）
                trackUrl = trackUrlArray.first ?? ""
            } else {
                trackUrl = "server error: \(response.statusCode)"
            }

        }
        task.resume()

        //Console appなのでsleepを入れないとThreadが処理を終わる前に抜けてしまう
        sleep(1)

        return(trackUrl)
    }

class EditText{

    class func editTextToSaikyo(band_name: String, url: String)-> String{

        return ("やっぱり最強のバンドは" + band_name + "なんだよなあ\n" + url)
    }

}

import Cocoa

class TweetService{

    class func start(text: String){

        let encodedText = text.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed)
        if let encodedText = encodedText,
            let url = URL(string: "https://twitter.com/intent/tweet?text=\(encodedText)") {

            if NSWorkspace.shared.open(url) {
                print("最強のバンド")
            }
        }
    }
}