ログ出力用クラスを作成

diff --git a/KCD.xcodeproj/project.pbxproj b/KCD.xcodeproj/project.pbxproj
index f65e8e0..221b22c 100644 (file)
--- a/KCD.xcodeproj/project.pbxproj
+++ b/KCD.xcodeproj/project.pbxproj
@@ -112,6 +112,8 @@
                F44BC73D1E2A5D39004644E3 /* DropShipHistoryCommand.swift in Sources */ = {isa = PBXBuildFile; fileRef = F44BC73C1E2A5D39004644E3 /* DropShipHistoryCommand.swift */; };
                F44BC73F1E2B1AD4004644E3 /* DummyShipCommand.swift in Sources */ = {isa = PBXBuildFile; fileRef = F44BC73E1E2B1AD4004644E3 /* DummyShipCommand.swift */; };
                F44BC7411E2B263D004644E3 /* GuardShelterCommand.swift in Sources */ = {isa = PBXBuildFile; fileRef = F44BC7401E2B263D004644E3 /* GuardShelterCommand.swift */; };
+               F455DDC11FA4A6CD00CDE64D /* Logger.swift in Sources */ = {isa = PBXBuildFile; fileRef = F455DDC01FA4A6CD00CDE64D /* Logger.swift */; };
+               F455DDC31FA4A9E400CDE64D /* LoggerExtension.swift in Sources */ = {isa = PBXBuildFile; fileRef = F455DDC21FA4A9E400CDE64D /* LoggerExtension.swift */; };
                F45771231E1BCC7C008A9215 /* PeriodicNotifier.swift in Sources */ = {isa = PBXBuildFile; fileRef = F45771221E1BCC7C008A9215 /* PeriodicNotifier.swift */; };
                F45F3BE11E067A870009434E /* HistoryItemCleaner.swift in Sources */ = {isa = PBXBuildFile; fileRef = F45F3BE01E067A870009434E /* HistoryItemCleaner.swift */; };
                F45F3BE31E06A60A0009434E /* UpgradableShipsWindowController.swift in Sources */ = {isa = PBXBuildFile; fileRef = F45F3BE21E06A60A0009434E /* UpgradableShipsWindowController.swift */; };
@@ -467,6 +469,8 @@
                F44BC73C1E2A5D39004644E3 /* DropShipHistoryCommand.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DropShipHistoryCommand.swift; sourceTree = "<group>"; };
                F44BC73E1E2B1AD4004644E3 /* DummyShipCommand.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DummyShipCommand.swift; sourceTree = "<group>"; };
                F44BC7401E2B263D004644E3 /* GuardShelterCommand.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = GuardShelterCommand.swift; sourceTree = "<group>"; };
+               F455DDC01FA4A6CD00CDE64D /* Logger.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Logger.swift; sourceTree = "<group>"; };
+               F455DDC21FA4A9E400CDE64D /* LoggerExtension.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LoggerExtension.swift; sourceTree = "<group>"; };
                F45771221E1BCC7C008A9215 /* PeriodicNotifier.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = PeriodicNotifier.swift; sourceTree = "<group>"; };
                F45F3BDD1E0679D80009434E /* KCD-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "KCD-Bridging-Header.h"; sourceTree = "<group>"; };
                F45F3BE01E067A870009434E /* HistoryItemCleaner.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = HistoryItemCleaner.swift; sourceTree = "<group>"; };
@@ -975,6 +979,8 @@
                                F4FC3E931E44A5D600E41228 /* AppDelegate.swift */,
                                F47B06DC1E97ECD4006711D9 /* WindowManager.swift */,
                                F491A4BB1E4B523C00D1E067 /* ApplicationDirecrories.swift */,
+                               F455DDC01FA4A6CD00CDE64D /* Logger.swift */,
+                               F455DDC21FA4A9E400CDE64D /* LoggerExtension.swift */,
                                F44AA26A1E82AD2E00EED8BE /* NSObjectExtension.swift */,
                                F4AF56851F7F6EF8004F4F4E /* NSNibExtension.swift */,
                                F4AF56841F7F6EF8004F4F4E /* NSUserInterfaceItemIdentifierExtension.swift */,
@@ -1582,6 +1588,7 @@
                                F4AC136D1E0802C000851147 /* PreferencePanelController.swift in Sources */,
                                F44BC6E91E232B15004644E3 /* KaisouLockCommand.swift in Sources */,
                                F4FF44D41FA0BB4D00039F21 /* BookmarkDataStoreAccessor.swift in Sources */,
+                               F455DDC11FA4A6CD00CDE64D /* Logger.swift in Sources */,
                                F44BC6EF1E239FB1004644E3 /* RemodelSlotCommand.swift in Sources */,
                                F42A8FD41E3DD57E0099DC1D /* MasterSlotItemEquipType.swift in Sources */,
                                F4AA59161E1C9C5D001667AF /* ValueTransformerRegister.swift in Sources */,
@@ -1656,6 +1663,7 @@
                                F44BC7071E2670BB004644E3 /* CreateShipCommand.swift in Sources */,
                                F4CF25B61E34BAD500C02A66 /* AnchorageRepairManager.swift in Sources */,
                                F44BC6D31E22581D004644E3 /* ApplySuppliesCommand.swift in Sources */,
+                               F455DDC31FA4A9E400CDE64D /* LoggerExtension.swift in Sources */,
                                F4D05BDB1E0F76A800688D66 /* ResourceViewController.swift in Sources */,
                                F47C3EA21E5EFCC800D97449 /* MasterUseItemMapper.swift in Sources */,
                                F4CF25AC1E33AB4400C02A66 /* TimeSignalNotifier.swift in Sources */,

diff --git a/KCD/Logger.swift b/KCD/Logger.swift
new file mode 100644 (file)
index 0000000..a20ca09
--- /dev/null
+++ b/KCD/Logger.swift
@@ -0,0 +1,95 @@
+//
+//  Logger.swift
+//  KCD
+//
+//  Created by Hori,Masaki on 2017/10/28.
+//  Copyright © 2017年 Hori,Masaki. All rights reserved.
+//
+
+import Foundation
+
+final class Logger {
+    
+    let destination: URL
+    
+    lazy private var dateFormatter: DateFormatter = {
+        
+        let formatter = DateFormatter()
+        formatter.locale = Locale.current
+        formatter.dateFormat = "yyyy-MM-dd HH:mm:ss.SSS"
+        
+        return formatter
+    }()
+    
+    lazy private var fileHandle: FileHandle? = {
+        
+        FileManager.default.createFile(atPath: destination.path, contents: nil, attributes: nil)
+        
+        do {
+            
+            return try FileHandle(forWritingTo: destination)
+            
+        } catch {
+            
+            print("Could not open path to log file. \(error).")
+        }
+        
+        return nil
+    }()
+    
+    init(destination: URL) {
+        
+        self.destination = destination
+    }
+    
+    deinit {
+        
+        fileHandle?.closeFile()
+    }
+    
+    func log(_ message: String, function: String = #function, file: String = #file, line: Int = #line) {
+        
+        let logMessage = stringRepresentation(message, function: function, file: file, line: line)
+        
+        printToConsole(logMessage)
+        printToDestination(logMessage)
+    }
+    func log<T>(_ message: String, value: T, function: String = #function, file: String = #file, line: Int = #line) -> T {
+        
+        let logMessage = stringRepresentation(message, function: function, file: file, line: line)
+        
+        printToConsole(logMessage)
+        printToDestination(logMessage)
+        
+        return value
+    }
+}
+
+private extension Logger {
+    
+    func stringRepresentation(_ message: String, function: String, file: String, line: Int) -> String {
+        
+        let dateString = dateFormatter.string(from: Date())
+        
+        let file = URL(fileURLWithPath: file).lastPathComponent
+        
+        return "\(dateString) [\(file):\(line)] \(function): \(message)\n"
+    }
+    
+    func printToConsole(_ logMessage: String) {
+        
+        print(logMessage)
+    }
+    
+    func printToDestination(_ logMessage: String) {
+        
+        if let data = logMessage.data(using: .utf8) {
+            
+            fileHandle?.write(data)
+            
+        } else {
+            
+            print("Could not encode logged string into data.")
+        }
+    }
+}

diff --git a/KCD/LoggerExtension.swift b/KCD/LoggerExtension.swift
new file mode 100644 (file)
index 0000000..1055d40
--- /dev/null
+++ b/KCD/LoggerExtension.swift
@@ -0,0 +1,14 @@
+//
+//  LoggerExtension.swift
+//  KCD
+//
+//  Created by Hori,Masaki on 2017/10/28.
+//  Copyright © 2017年 Hori,Masaki. All rights reserved.
+//
+
+import Foundation
+
+extension Logger {
+    
+    static let shared = Logger(destination: ApplicationDirecrories.support.appendingPathComponent("KCD.log"))
+}