From af15aef37de98761eaa13552563c4e86978ea15f Mon Sep 17 00:00:00 2001
From: leon <916117771@qq.com>
Date: Sat, 25 Apr 2026 23:28:39 +0800
Subject: [PATCH] =?UTF-8?q?fix(dashboard):=20=E5=8C=BA=E5=9F=9F=E8=BD=AC?=
 =?UTF-8?q?=E7=A7=BB=E6=A6=82=E7=8E=87=E7=A7=BB=E8=87=B3=E7=83=AD=E5=8A=9B?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 application/admin/model/History.php   |  5 ++++-
 public/assets/js/backend/dashboard.js | 10 +++++-----
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/application/admin/model/History.php b/application/admin/model/History.php
index 15b5b55..9cf6a47 100644
--- a/application/admin/model/History.php
+++ b/application/admin/model/History.php
@@ -674,7 +674,7 @@ class History extends Model
     {
         $history = $this
             ->field('expect,num7,openTime')
-            ->order('openTime', 'asc')
+            ->order('openTime', 'desc')
             ->limit($periods)
             ->select();
 
@@ -682,6 +682,9 @@ class History extends Model
             return ['zones' => ['1-10','11-20','21-30','31-40','41-49'], 'matrix' => [], 'probabilities' => [], 'total_transitions' => 0];
         }
 
+        // 反转为升序，从旧到新
+        $history = array_reverse($history);
+
         $zoneLabels = ['1-10', '11-20', '21-30', '31-40', '41-49'];
         $matrix = array_fill(0, 5, array_fill(0, 5, 0));
         $rowTotals = array_fill(0, 5, 0);
diff --git a/public/assets/js/backend/dashboard.js b/public/assets/js/backend/dashboard.js
index f0121cf..64607a5 100644
--- a/public/assets/js/backend/dashboard.js
+++ b/public/assets/js/backend/dashboard.js
@@ -85,14 +85,10 @@ define(['jquery'], function ($) {
 
                 html += '<div class="dash-section"><h4>🔢 尾数频率</h4><div id="tail-chart" style="width:100%;height:220px;"></div></div>';
 
-                // 热力图部分
-                var hm = data.heatmap;
-                html += '<div class="dash-section"><h4>🎨 特码热力图</h4><div style="font-size:12px;color:#999;margin-bottom:8px;">X轴：期号（从左往右，从远到近） | Y轴：号码1-49 | 颜色：号码波色</div><div id="heatmap-chart" style="width:100%;height:500px;"></div></div>';
-
                 // 区域转移概率
                 if (zt && zt.matrix && zt.matrix.length > 0) {
                     html += '<div class="dash-section"><h4>🔄 区域转移概率</h4><div style="font-size:12px;color:#999;margin-bottom:8px;">当前共 ' + zt.total_transitions + ' 次区域转移 | 行=上一期特码所在区域，列=下一期特码所在区域</div>';
-                    html += '<table class="table table-bordered table-condensed text-center" style="max-width:600px;margin:0 auto;"><thead><tr><th style="width:80px;position:relative;"><div style="width:100%;height:35px;border-bottom:1px solid #e5e5e5;position:relative;"><span style="position:absolute;bottom:2px;right:5px;font-size:12px;">区域</span><span style="position:absolute;top:2px;left:5px;font-size:12px;">特码</span></div></th>';
+                    html += '<table class="table table-bordered table-condensed text-center" style="max-width:600px;margin:0 auto;"><thead><tr><th style="width:80px;position:relative;"><div style="width:100%;height:35px;border-bottom:1px solid #e5e5e5;position:relative;"><span style="position:absolute;top:2px;right:5px;font-size:12px;">区域</span><span style="position:absolute;bottom:2px;left:5px;font-size:12px;">特码</span></div></th>';
                     for (var z = 0; z < zt.zones.length; z++) {
                         html += '<th>' + zt.zones[z] + '</th>';
                     }
@@ -111,6 +107,10 @@ define(['jquery'], function ($) {
                     html += '</tbody></table></div>';
                 }
 
+                // 热力图部分
+                var hm = data.heatmap;
+                html += '<div class="dash-section"><h4>🎨 特码热力图</h4><div style="font-size:12px;color:#999;margin-bottom:8px;">X轴：期号（从左往右，从远到近） | Y轴：号码1-49 | 颜色：号码波色</div><div id="heatmap-chart" style="width:100%;height:500px;"></div></div>';
+
                 $('#dash-content').html(html);
 
                 // 波色饼图