From 2a1bf10054c8c8cdef53441285e284eaad9a94f2 Mon Sep 17 00:00:00 2001
From: shoopea <shoopea@siteop.biz>
Date: Mon, 6 Dec 2021 22:11:21 +0800
Subject: [PATCH] val_delta

---
 bot.go     | 7 ++++++-
 version.go | 8 ++++----
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/bot.go b/bot.go
index 1835cdc..4e154a7 100644
--- a/bot.go
+++ b/bot.go
@@ -1012,7 +1012,7 @@ func botGraphValueDelta(m *tb.Message) {
 	}
 
 	for coID, v := range vals {
-		for i := 1; i < len(vals); i++ {
+		for i := len(vals) - 1; i > 0; i-- {
 			v[i].Y = v[i].Y - v[i-1].Y
 			if math.Abs(v[i].Y) > maxVal {
 				maxVal = math.Abs(v[i].Y)
@@ -1032,9 +1032,14 @@ func botGraphValueDelta(m *tb.Message) {
 		unitName = ""
 	}
 
+	logInfoDebug("botGraphValueDelta : unit set to %s (factor : %f)", unitName, unitFactor)
+
 	for coID, v := range vals {
 		for i := 1; i < len(vals)-1; i++ {
 			v[i].Y = v[i].Y / unitFactor
+			if math.IsNaN(v[i].Y) {
+				logInfoDebug("botGraphValueDelta : NaN : %d / %f", coID, v[i].X)
+			}
 		}
 		vals[coID] = v
 	}
diff --git a/version.go b/version.go
index 32b64c7..a0575c4 100644
--- a/version.go
+++ b/version.go
@@ -1,6 +1,6 @@
 // Code generated by version.sh (@generated) DO NOT EDIT.
 package main
-var githash = "c3225a7"
-var buildstamp = "2021-12-06_13:54:50"
-var commits = "233"
-var version = "c3225a7-b233 - 2021-12-06_13:54:50"
+var githash = "7c1c067"
+var buildstamp = "2021-12-06_14:11:07"
+var commits = "234"
+var version = "7c1c067-b234 - 2021-12-06_14:11:07"