[chronojump] If crashedBefore: log copied (with datetime) to logs/crash folder

[Xavier de Blas <xaviblas src gnome org>]

commit dd0599c8ae2c6357303cfd348a97ad9a7a8d0cce
Author: Xavier de Blas <xaviblas gmail com>
Date:   Fri Oct 20 22:06:48 2017 +0200

    If crashedBefore: log copied (with datetime) to logs/crash folder

 src/chronojump.cs |    2 ++
 src/log.cs        |   32 ++++++++++++++++++++++++++++++--
 src/utilAll.cs    |   14 +++++++++++++-
 3 files changed, 45 insertions(+), 3 deletions(-)
---
diff --git a/src/chronojump.cs b/src/chronojump.cs
index 3a76974..bafd54e 100644
--- a/src/chronojump.cs
+++ b/src/chronojump.cs
@@ -665,6 +665,8 @@ public class ChronoJump
        
        private void chronojumpCrashedBefore() 
        {
+               Log.CopyOldToCrashed();
+
                /*
                  string windowsTextLog = "";
                  
diff --git a/src/log.cs b/src/log.cs
index 3e23180..378d746 100644
--- a/src/log.cs
+++ b/src/log.cs
@@ -87,8 +87,36 @@ public class Log
                }
                */
        }
-       
-       
+
+       /*
+        * On Chronojump starts, Log.Start() is called, this copies chronojump_log.txt to 
chronojump_log_old.txt
+        * a bit later sqliteThings calls: checkIfChronojumpExitAbnormally() and here detects if chrased 
before
+        * if crashed then the log will be: chronojump_log_old.txt
+        * move this log to crashed logs folder
+        */
+       public static void CopyOldToCrashed()
+       {
+               //create dir if not exists
+               string dir = UtilAll.GetLogsCrashedDir();
+               if( ! Directory.Exists(dir)) {
+                       try {
+                               Directory.CreateDirectory (dir);
+                       } catch {
+                               return;
+                       }
+               }
+
+               string filenameOld = UtilAll.GetLogFileOld();
+
+               //if exists, copy to old
+               if(File.Exists(filenameOld)) {
+                       try {
+                               File.Copy(filenameOld, UtilAll.GetLogCrashedFileTimeStamp(), true); //can be 
overwritten
+                       } catch {}
+               }
+       }
+
+
        /*
        //GetLast should NOT return the newer log: the just created and empty file, 
        //it should return the just before the last, that's the log of when chronojump crashed last time
diff --git a/src/utilAll.cs b/src/utilAll.cs
index c26c8df..80ba096 100644
--- a/src/utilAll.cs
+++ b/src/utilAll.cs
@@ -169,7 +169,19 @@ public class UtilAll
        public static string GetLogFileOld() {
                return Path.Combine(GetLogsDir() +  Path.DirectorySeparatorChar + Constants.FileNameLogOld);
        }
-       
+
+       public static string GetLogsCrashedDir() {
+               return Path.Combine(
+                               Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+                               "Chronojump" + Path.DirectorySeparatorChar + "logs" +
+                               Path.DirectorySeparatorChar + "crashed");
+       }
+       public static string GetLogCrashedFileTimeStamp() {
+               return Path.Combine(GetLogsCrashedDir() +  Path.DirectorySeparatorChar +
+                               "crashed_log_" + UtilDate.ToFile(DateTime.Now) + ".txt");
+       }
+
+
        public static string GetTempDir() {
                string path = Path.GetTempPath();