String+Extension.swift

//
//  String+Extension.swift
//  Bark
//
//  Created by huangfeng on 2018/6/26.
//  Copyright © 2018 Fin. All rights reserved.
//

import UIKit

extension String {
    // 将原始的url编码为合法的url
    func urlEncoded() -> String {
        let encodeUrlString = self.addingPercentEncoding(withAllowedCharacters:
            .urlQueryAllowed)
        return encodeUrlString ?? ""
    }

    // 将编码后的url转换回原始的url
    func urlDecoded() -> String {
        return self.removingPercentEncoding ?? ""
    }
}

// MARK: - NSAttributedString

extension String {
    var bold: NSAttributedString {
        return NSMutableAttributedString(string: self, attributes: [.font: UIFont.boldSystemFont(ofSize: UIFont.systemFontSize)])
    }

    var underline: NSAttributedString {
        return NSAttributedString(string: self, attributes: [.underlineStyle: NSUnderlineStyle.single.rawValue])
    }

    var strikethrough: NSAttributedString {
        return NSAttributedString(string: self, attributes: [.strikethroughStyle: NSNumber(value: NSUnderlineStyle.single.rawValue as Int)])
    }

    var italic: NSAttributedString {
        return NSMutableAttributedString(string: self, attributes: [.font: UIFont.italicSystemFont(ofSize: UIFont.systemFontSize)])
    }

    func colored(with color: UIColor) -> NSAttributedString {
        return NSMutableAttributedString(string: self, attributes: [.foregroundColor: color])
    }
}

// MARK: - Format

extension String {
    func format(_ arguments: any CVarArg...) -> String {
        return String(format: self, arguments)
    }
}

extension String {
    var localized: String {
        return NSLocalizedString(self, comment: "")
    }
    
    func localized(with arguments: CVarArg...) -> String {
        return String(format: NSLocalizedString(self, comment: ""), arguments: arguments)
    }
}