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//
//  ViewController.swift
//  BulletList
//
//  Created by Harry Goodwin on 09/04/2016.
//  Copyright © 2016 GG. All rights reserved.
//

import UIKit

class ViewController: UIViewController
{
	var strings:[String] = []
	@IBOutlet weak var bulletLabel: UILabel!

	override func viewDidLoad()
	{
		super.viewDidLoad()
		
		let nonBullet = "Hey this is a paragraph that shouldn't be formatted at all! It should not be indented in the slightest and hopefully be about three to four lines long! \n\n"
		
		let bullet1 = "This is a small string"
		let bullet2 = "This is more of medium string with a few more words etc."
		let bullet3 = "Well this is certainly a longer string, with many more words than either of the previuos two strings"
		
		strings = [bullet1, bullet2, bullet3]
		
		let attributesDictionary = [NSFontAttributeName : bulletLabel.font]
		let fullAttributedString = NSMutableAttributedString(string: nonBullet, attributes: attributesDictionary)
		
		for string: String in strings
		{
			let bulletPoint: String = "\u{2022}"
			let formattedString: String = "\(bulletPoint) \(string)\n"
			let attributedString: NSMutableAttributedString = NSMutableAttributedString(string: formattedString)
			
			let paragraphStyle = createParagraphAttribute()
			attributedString.addAttributes([NSParagraphStyleAttributeName: paragraphStyle], range: NSMakeRange(0, attributedString.length))
			
			fullAttributedString.appendAttributedString(attributedString)
		}
		
		bulletLabel.attributedText = fullAttributedString
	}
	
	func createParagraphAttribute() ->NSParagraphStyle
	{
		var paragraphStyle: NSMutableParagraphStyle
		paragraphStyle = NSParagraphStyle.defaultParagraphStyle().mutableCopy() as! NSMutableParagraphStyle
		paragraphStyle.tabStops = [NSTextTab(textAlignment: .Left, location: 15, options: NSDictionary() as! [String : AnyObject])]
		paragraphStyle.defaultTabInterval = 15
		paragraphStyle.firstLineHeadIndent = 0
		paragraphStyle.headIndent = 15

		return paragraphStyle
	}
}