//
//  FileHandling.swift
//  DocHub
//
//  Created by Tristan Juricek on 6/19/14.
//  Copyright (c) 2014 Perforce. All rights reserved.
//

import Foundation

struct FileHandling {

    static func applicationSupportDir() -> String {
        return "\(NSHomeDirectory())/Application Support"
    }

    // Will create the Application Support directory in this applications home
    // directory. This blindly assumes this application is sandboxed, otherwise,
    // you'll just end up with ~/Application Support. Not the worst thing to 
    // happen.
    //
    // This will raise an NSException if we can't create this directory, which
    // should probably not be handled by your application.
    static func initApplicationSupportDir() -> String {
        let appDir = applicationSupportDir()
        initDir(appDir)
        return appDir
    }
    
    static func initDir(dir:String) {
        let manager = NSFileManager.defaultManager()
        
        if !manager.fileExistsAtPath(dir) {
            var err: NSError? = nil
            manager.createDirectoryAtPath(dir, withIntermediateDirectories: false,
                attributes: nil, error: &err)
            if let error = err {
                NSException(name: "InitializationException",
                    reason: err!.localizedDescription, userInfo: nil)
            }
        }
    }
}