95 lines
3.1 KiB
Swift
95 lines
3.1 KiB
Swift
//
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// Foundation+.swift
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// 常规扩展
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//
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// Created by CC-star on 2025/6/29.
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//
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import Foundation
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//以1开头,再加10个数字【\d】(\\d -> 转义字符\ -> \d)，并以数字结尾
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let kPhoneRegEx = "^1\\d{10}$"//中国手机号正则表达式
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let kVerCodeRegEx = "^\\d{6}$"//验证码正则表达式
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extension NSRegularExpression {
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convenience init(_ pattern: String) {
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do {
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try self.init(pattern: pattern)
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} catch {
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fatalError("非法的正则表达式")//因不能确保调用父类的init函数
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}
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}
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func matches(_ string: String) -> Bool {
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let range = NSRange(location: 0, length: string.utf16.count)
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return firstMatch(in: string, options: [], range: range) != nil
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}
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}
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extension String {
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var isBlank: Bool { self.isEmpty || self.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty }//没有输入或者输入空格
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var trimmed: String { self.trimmingCharacters(in: .whitespacesAndNewlines) }
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var isPhoneNum: Bool {
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Int(self) != nil && NSRegularExpression(kPhoneRegEx).matches(self)
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//判断该字符串是否可以转化为int类型 nor 置空 -> 判断用户是否输入的是数字
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}
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var isVerCode: Bool { Int(self) != nil && NSRegularExpression(kVerCodeRegEx).matches(self) }
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//随机字母和数字组合
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static func randomString(_ length: Int) -> String{
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let letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
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return String((0..<length).map{ _ in letters.randomElement()! })
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}
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}
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extension Date {
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var daysFromNow: Int {
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Calendar.current.dateComponents([.day], from: self, to: .now).day ?? 0//??空合运算符
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}
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// let date = Date()
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// print(date.string(withFormat: "yyyy/MM/dd HH:mm")) // 2023/08/24 16:21
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// print(date.string(withFormat: "yyyy/MM/dd hh:mm")) // 2023/08/24 04:21
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var toStr: String {
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let year = Calendar.current.component(.year, from: self)
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let currentYear = Calendar.current.component(.year, from: Date())
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let dateFormatter = DateFormatter()
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dateFormatter.dateFormat = (year == currentYear) ? "M-d" : "yyyy-M-d"
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return dateFormatter.string(from: self)
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}
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}
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enum UserError: String, Error {
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case lcObjToDicError = "lc对象转换字典失败"
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case saveFileSuccessButNoURL = "保存文件成功，但未能获取文件的地址"
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case imageToheicDataError = "图片转换成heicData失败"
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case imageTooBig = "图片太大"
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case objectIdNotFound = "没找到objectId"
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}
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enum NetworkError: Error {
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case invalidURL
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case notHTTPResponse
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case requestFailed(String)//枚举关联值
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}
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extension NetworkError: LocalizedError {//扩展NetworkError的中文提示
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var errorDescription: String? {
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switch self {
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case .invalidURL:
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return "请求的网址错误"
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case .notHTTPResponse:
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return "响应不能转化为HTTPURLResponse"
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case .requestFailed(let errorMsg):
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return "请求失败：\(errorMsg)"
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}
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}
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}
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extension Notification.Name {
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static let loginSuccess = Notification.Name("loginSuccess")
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static let logoutSuccess = Notification.Name("logoutSuccess")
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}
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