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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
import Foundation
public class DefaultLogger: Logger {
public static let shared = DefaultLogger()
private var logger: SwiftyBeaverWrapper.Type
private var crashManager: CrashManager?
private var fileManager: LoggerFileManager
public var crashedLastLaunch: Bool {
return crashManager?.crashedLastLaunch ?? false
}
init(swiftyBeaverBuilder: SwiftyBeaverBuilder = DefaultSwiftyBeaverBuilder(),
fileManager: LoggerFileManager = DefaultLoggerFileManager()) {
self.fileManager = fileManager
self.logger = swiftyBeaverBuilder.setup(with: fileManager.getLogDestination())
}
public func configure(crashManager: CrashManager) {
self.crashManager = crashManager
}
public func setup(sendUsageData: Bool) {
crashManager?.setup(sendUsageData: sendUsageData)
}
// TODO: FXIOS-7819 need to rethink if this should go to Sentry
public func logCustomError(error: Error) {}
public func log(_ message: String,
level: LoggerLevel,
category: LoggerCategory,
extra: [String: String]? = nil,
description: String? = nil,
file: String = #file,
function: String = #function,
line: Int = #line) {
// Prepare messages
let reducedExtra = reduce(extraEvents: extra)
var loggerMessage = "\(message)"
let prefix = " - "
if let description = description {
loggerMessage.append("\(prefix)\(description)")
}
if !reducedExtra.isEmpty {
loggerMessage.append("\(prefix)\(reducedExtra)")
}
// Log locally and in console
switch level {
case .debug:
logger.debug(loggerMessage, file: file, function: function, line: line, context: category)
case .info:
logger.info(loggerMessage, file: file, function: function, line: line, context: category)
case .warning:
logger.warning(loggerMessage, file: file, function: function, line: line, context: category)
case .fatal:
logger.error(loggerMessage, file: file, function: function, line: line, context: category)
}
// Log to sentry
let extraEvents = bundleExtraEvents(extra: extra,
description: description)
crashManager?.send(message: message,
category: category,
level: level,
extraEvents: extraEvents)
}
public func copyLogsToDocuments() {
fileManager.copyLogsToDocuments()
}
public func deleteCachedLogFiles() {
fileManager.deleteCachedLogFiles()
}
// MARK: - Private
private func bundleExtraEvents(extra: [String: String]?,
description: String?) -> [String: String] {
var extraEvents: [String: String] = [:]
if let paramEvents = extra {
extraEvents = extraEvents.merge(with: paramEvents)
}
if let extraString = description {
extraEvents = extraEvents.merge(with: ["errorDescription": extraString])
}
return extraEvents
}
private func reduce(extraEvents: [String: String]?) -> String {
guard let extras = extraEvents else { return "" }
return extras.reduce("") { (result: String, arg1) in
let (key, value) = arg1
let pastResult = result.isEmpty ? "" : "\(result), "
return "\(pastResult)\(key): \(value)"
}
}
}