From 58e1f7bc0398fb4808aaa8c5d6b91a3d38fa69ad Mon Sep 17 00:00:00 2001
From: Kazuki Yamaguchi <k@rhe.jp>
Date: Wed, 3 Apr 2019 01:26:34 +0900
Subject: fix diff display when actual time is earlier

---
 WarframeClock/App.xaml.cs               |  6 ++---
 WarframeClock/EeLogParser.cs            |  3 ++-
 WarframeClock/OverlayWindowViewModel.cs | 40 +++++++++++++++++++--------------
 3 files changed, 28 insertions(+), 21 deletions(-)

(limited to 'WarframeClock')

diff --git a/WarframeClock/App.xaml.cs b/WarframeClock/App.xaml.cs
index 91c86d4..07d86a0 100644
--- a/WarframeClock/App.xaml.cs
+++ b/WarframeClock/App.xaml.cs
@@ -12,7 +12,7 @@ namespace WarframeClock
     /// </summary>
     public partial class App : Application
     {
-        public static readonly string VersionString = "Warframe Clock Overlay 2019-04-01";
+        public static readonly string VersionString = "Warframe Clock Overlay 2019-04-02";
         public static readonly string WebsiteUriString = "https://poepoe.org/warframe/clock/";
         public static readonly Uri WebsiteUri = new Uri(WebsiteUriString);
 
@@ -43,7 +43,7 @@ namespace WarframeClock
 
                     var cetusExpiry = cetusSyndicate.Expiry.Date.NumberLong;
                     Trace.WriteLine($"WorldState: CetusSyndicate missions expire at {cetusExpiry}");
-                    OverlayWindowViewModel.CetusExpiry = new DateTime(1970, 1, 1).AddMilliseconds(cetusExpiry);
+                    OverlayWindowViewModel.NextBountiesResetByWorldState = new DateTime(1970, 1, 1).AddMilliseconds(cetusExpiry);
                 }
                 catch (Exception ex)
                 {
@@ -82,7 +82,7 @@ namespace WarframeClock
 
             parser.OnLogFileReset += (sender, args) =>
             {
-                OverlayWindowViewModel.NextBountiesReset = null;
+                OverlayWindowViewModel.NextBountiesReset = new DateTime(1970, 1, 1);
             };
 
             _eeLogFetchTimer = new Timer(state =>
diff --git a/WarframeClock/EeLogParser.cs b/WarframeClock/EeLogParser.cs
index 2a05810..ac89db8 100644
--- a/WarframeClock/EeLogParser.cs
+++ b/WarframeClock/EeLogParser.cs
@@ -106,7 +106,8 @@ namespace WarframeClock
                 lines++;
             }
 
-            Trace.WriteLine($"EE.log: Read {lines} lines");
+            if (lines > 0)
+                Trace.WriteLine($"EE.log: Read {lines} lines");
         }
     }
 }
diff --git a/WarframeClock/OverlayWindowViewModel.cs b/WarframeClock/OverlayWindowViewModel.cs
index aacab45..0abeb30 100644
--- a/WarframeClock/OverlayWindowViewModel.cs
+++ b/WarframeClock/OverlayWindowViewModel.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Text;
 using System.Windows;
 using System.Windows.Media;
 
@@ -6,8 +7,10 @@ namespace WarframeClock
 {
     public class OverlayWindowViewModel : BindableBase
     {
-        public DateTime? CetusExpiry { get; set; }
-        public DateTime? NextBountiesReset { get; set; }
+        public DateTime NextBountiesResetByWorldState { get; set; } =
+            new DateTime(1970, 1, 1).AddMilliseconds(1548159123053);
+        public DateTime NextBountiesReset { get; set; } =
+            new DateTime(1970, 1, 1);
 
         private string _overlayText = "!!!PLACEHOLDER!!!";
         public string OverlayText
@@ -23,17 +26,17 @@ namespace WarframeClock
         public void RefreshOverlayText()
         {
             var currentTime = DateTime.UtcNow;
-            const double cetusLen = 8998.8748, cetusNightLen = cetusLen * 1 / 3;
+            const double bountiesLen = 8998.8748, plainsNightLen = bountiesLen * 1 / 3;
 
             string FormatPlainsText(DateTime cetusEnd)
             {
-                var cetusDayEnd = cetusEnd.AddSeconds(-cetusNightLen);
+                var plainsDayEnd = cetusEnd.AddSeconds(-plainsNightLen);
                 string sign;
                 TimeSpan time;
-                if (currentTime < cetusDayEnd)
+                if (currentTime < plainsDayEnd)
                 {
                     sign = "☀";
-                    time = cetusDayEnd.Subtract(currentTime);
+                    time = plainsDayEnd.Subtract(currentTime);
                 }
                 else
                 {
@@ -43,25 +46,28 @@ namespace WarframeClock
                 return $"{sign} {Math.Floor(time.TotalMinutes)}m{Math.Floor(time.TotalSeconds % 60)}s";
             }
 
-            var cetusEndByWorldState = CetusExpiry ?? new DateTime(1970, 1, 1).AddMilliseconds(1548159123053);
-            cetusEndByWorldState = cetusEndByWorldState.AddSeconds(
-                (Math.Floor(currentTime.Subtract(cetusEndByWorldState).TotalSeconds / cetusLen) + 1) * cetusLen);
+            var wsReset = NextBountiesResetByWorldState;
+            wsReset = wsReset.AddSeconds(
+                (Math.Floor(currentTime.Subtract(wsReset).TotalSeconds / bountiesLen) + 1) * bountiesLen);
 
-            string ret;
+            var ret = new StringBuilder();
             if (NextBountiesReset > currentTime)
             {
-                var cetusEndByEeLog = NextBountiesReset.Value;
-                ret = FormatPlainsText(cetusEndByEeLog);
-                var diff = (cetusEndByEeLog.Subtract(cetusEndByWorldState).TotalSeconds + cetusLen) % cetusLen;
-                if (Math.Abs(diff) >= 1.0)
-                    ret += $" [{diff:0.0}s {(diff > 0 ? "late" : "early")}]";
+                var eeReset = NextBountiesReset;
+                ret.Append(FormatPlainsText(eeReset));
+                var diff = eeReset.Subtract(wsReset).TotalSeconds;
+                if (diff > bountiesLen / 2)
+                    diff -= bountiesLen;
+                else if (diff < -bountiesLen / 2)
+                    diff += bountiesLen;
+                ret.Append($" [{Math.Abs(diff):0.0}s {(diff > 0 ? "late" : "early")}]");
             }
             else
             {
-                ret = $"({FormatPlainsText(cetusEndByWorldState)})";
+                ret.Append($"({FormatPlainsText(wsReset)})");
             }
 
-            OverlayText = ret;
+            OverlayText = ret.ToString();
         }
 
         private bool _settingsMode;
-- 
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