jellyflood/Shared/Extensions/String.swift

119 lines
2.9 KiB
Swift

//
// Swiftfin is subject to the terms of the Mozilla Public
// License, v2.0. If a copy of the MPL was not distributed with this
// file, you can obtain one at https://mozilla.org/MPL/2.0/.
//
// Copyright (c) 2024 Jellyfin & Jellyfin Contributors
//
import Foundation
import SwiftUI
extension String: Displayable {
var displayTitle: String {
self
}
}
extension String: Identifiable {
public var id: String {
self
}
}
extension String {
func appending(_ element: String) -> String {
self + element
}
func appending(_ element: String.Element) -> String {
self + String(element)
}
func prepending(_ element: String) -> String {
element + self
}
func removingFirst(if condition: Bool) -> String {
if condition {
var copy = self
copy.removeFirst()
return copy
} else {
return self
}
}
func prepending(_ element: String, if condition: Bool) -> String {
if condition {
return element + self
} else {
return self
}
}
func removeRegexMatches(pattern: String, replaceWith: String = "") -> String {
do {
let regex = try NSRegularExpression(pattern: pattern, options: .caseInsensitive)
let range = NSRange(location: 0, length: count)
return regex.stringByReplacingMatches(in: self, options: [], range: range, withTemplate: replaceWith)
} catch { return self }
}
func leftPad(toWidth width: Int, withString string: String?) -> String {
let paddingString = string ?? " "
if self.count >= width {
return self
}
let remainingLength: Int = width - self.count
var padString = String()
for _ in 0 ..< remainingLength {
padString += paddingString
}
return "\(padString)\(self)"
}
var text: Text {
Text(self)
}
var initials: String {
let initials = self.split(separator: " ").compactMap(\.first)
return String(initials)
}
func heightOfString(usingFont font: UIFont) -> CGFloat {
let fontAttributes = [NSAttributedString.Key.font: font]
let textSize = self.size(withAttributes: fontAttributes)
return textSize.height
}
func widthOfString(usingFont font: UIFont) -> CGFloat {
let fontAttributes = [NSAttributedString.Key.font: font]
let textSize = self.size(withAttributes: fontAttributes)
return textSize.width
}
var filter: ItemFilters.Filter {
.init(displayTitle: self, id: self, filterName: self)
}
static var emptyDash = "--"
var shortFileName: String {
(split(separator: "/").last?.description ?? self)
.replacingOccurrences(of: ".swift", with: "")
}
}
extension CharacterSet {
static var objectReplacement: CharacterSet = .init(charactersIn: "\u{fffc}")
}