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136 lines
4.4 KiB
136 lines
4.4 KiB
import Foundation
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import os.log
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/// iOS端的文件日志助手类，提供与Android端FileLogger类似的功能
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class FileLogger {
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private static let logQueue = DispatchQueue(label: "com.yunqiinnovation.classic_bluetooth.logger", qos: .background)
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private static let dateFormatter: DateFormatter = {
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let formatter = DateFormatter()
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formatter.dateFormat = "yyyy-MM-dd HH:mm:ss.SSS"
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return formatter
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}()
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/// 日志类型
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enum LogLevel: String {
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case debug = "DEBUG"
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case info = "INFO"
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case warning = "WARNING"
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case error = "ERROR"
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}
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/// 输出调试日志
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/// - Parameters:
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/// - tag: 标签
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/// - message: 日志消息
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static func d(_ tag: String, _ message: String) {
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log(level: .debug, tag: tag, message: message)
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}
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/// 输出信息日志
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/// - Parameters:
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/// - tag: 标签
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/// - message: 日志消息
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static func i(_ tag: String, _ message: String) {
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log(level: .info, tag: tag, message: message)
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}
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/// 输出警告日志
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/// - Parameters:
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/// - tag: 标签
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/// - message: 日志消息
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static func w(_ tag: String, _ message: String) {
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log(level: .warning, tag: tag, message: message)
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}
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/// 输出错误日志
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/// - Parameters:
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/// - tag: 标签
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/// - message: 日志消息
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/// - error: 可选的错误对象
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static func e(_ tag: String, _ message: String, _ error: Error? = nil) {
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var fullMessage = message
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if let error = error {
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fullMessage += " - Error: \(error.localizedDescription)"
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}
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log(level: .error, tag: tag, message: fullMessage)
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}
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/// 输出日志
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/// - Parameters:
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/// - level: 日志级别
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/// - tag: 标签
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/// - message: 日志消息
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private static func log(level: LogLevel, tag: String, message: String) {
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let timestamp = dateFormatter.string(from: Date())
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let logMessage = "[\(timestamp)] [\(level.rawValue)] [\(tag)]: \(message)"
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// 输出到控制台
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print(logMessage)
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// 异步写入日志文件
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logQueue.async {
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writeToLogFile(logMessage)
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}
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// 使用系统日志
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if #available(iOS 10.0, *) {
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let osLog = OSLog(subsystem: "com.yunqiinnovation.classic_bluetooth", category: tag)
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let osLogType: OSLogType
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switch level {
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case .debug:
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osLogType = .debug
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case .info:
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osLogType = .info
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case .warning:
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osLogType = .default
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case .error:
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osLogType = .error
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}
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os_log("%{public}@", log: osLog, type: osLogType, message)
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}
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}
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/// 将日志写入文件
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/// - Parameter message: 日志消息
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private static func writeToLogFile(_ message: String) {
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guard let documentsDirectory = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first else {
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return
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}
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let logDirectoryURL = documentsDirectory.appendingPathComponent("Logs")
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let dateString = DateFormatter().with { $0.dateFormat = "yyyy-MM-dd" }.string(from: Date())
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let logFileURL = logDirectoryURL.appendingPathComponent("bluetooth_\(dateString).log")
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do {
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// 创建日志文件夹
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try FileManager.default.createDirectory(at: logDirectoryURL, withIntermediateDirectories: true)
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// 如果文件不存在，创建文件
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if !FileManager.default.fileExists(atPath: logFileURL.path) {
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FileManager.default.createFile(atPath: logFileURL.path, contents: nil)
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}
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// 追加日志内容
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if let fileHandle = FileHandle(forWritingAtPath: logFileURL.path) {
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fileHandle.seekToEndOfFile()
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if let data = "\(message)\n".data(using: .utf8) {
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fileHandle.write(data)
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}
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fileHandle.closeFile()
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}
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} catch {
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print("写入日志文件失败: \(error.localizedDescription)")
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}
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}
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}
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// MARK: - DateFormatter 扩展
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extension DateFormatter {
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func with(_ block: (DateFormatter) -> Void) -> DateFormatter {
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block(self)
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return self
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}
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}
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