feat(history): 新增历史开奖数据分析功能

- 添加History控制器和模型实现开奖数据统计分析 - 实现遗漏号码、走势图、冷热号码等基础分析功能 - 添加波色分析、生肖分析、奇偶分析等专项统计 - 集成尾号转移矩阵和首号转移矩阵概率分析 - 在后台仪表板展示综合统计数据表格
2026-04-30 22:45:03 +08:00
parent d18c23cd57
commit 6a782c2d65
4 changed files with 212 additions and 5 deletions
@@ -468,7 +468,9 @@ class History extends Model
            'zonetransition' => $this->getZoneTransition($periods),
            'colorwavetransition' => $this->getColorWaveTransition($periods),
            'zonetocolortransition' => $this->getZoneToZoneColor($periods),
-            'zodiactransition' => $this->getZodiacTransition($periods)
+            'zodiactransition' => $this->getZodiacTransition($periods),
+            'tailnumbertransition' => $this->getTailNumberTransition($periods),
+            'headnumbertransition' => $this->getHeadNumberTransition($periods)
        ];
    }

@@ -861,6 +863,127 @@ class History extends Model
        ];
    }

+    /**
+     * 尾号转移概率统计
+     * 统计特码从一个尾号转移到另一个尾号的概率（尾号0-9）
+     * @param int $periods 查询最近多少期
+     * @return array {tails: [], matrix: [], probabilities: [], row_totals: [], total_transitions: int}
+     */
+    public function getTailNumberTransition($periods = 100)
+    {
+        $history = $this
+            ->field('expect,num7,openTime')
+            ->order('openTime', 'desc')
+            ->limit($periods)
+            ->select();
+
+        if (empty($history) || count($history) < 2) {
+            return ['tails' => ['尾0','尾1','尾2','尾3','尾4','尾5','尾6','尾7','尾8','尾9'], 'matrix' => [], 'probabilities' => [], 'row_totals' => [], 'total_transitions' => 0];
+        }
+
+        $history = array_reverse($history);
+
+        $tailLabels = ['尾0', '尾1', '尾2', '尾3', '尾4', '尾5', '尾6', '尾7', '尾8', '尾9'];
+        $numTails = 10;
+        $matrix = array_fill(0, $numTails, array_fill(0, $numTails, 0));
+        $rowTotals = array_fill(0, $numTails, 0);
+
+        $getTail = function ($num) {
+            return $num % 10;
+        };
+
+        $totalTransitions = 0;
+        for ($i = 0; $i < count($history) - 1; $i++) {
+            $currentNum = (int)$history[$i]['num7'];
+            $nextNum = (int)$history[$i + 1]['num7'];
+            if ($currentNum < 1 || $currentNum > 49 || $nextNum < 1 || $nextNum > 49) continue;
+
+            $from = $getTail($currentNum);
+            $to = $getTail($nextNum);
+            $matrix[$from][$to]++;
+            $rowTotals[$from]++;
+            $totalTransitions++;
+        }
+
+        $probabilities = array_fill(0, $numTails, array_fill(0, $numTails, 0));
+        for ($i = 0; $i < $numTails; $i++) {
+            if ($rowTotals[$i] > 0) {
+                for ($j = 0; $j < $numTails; $j++) {
+                    $probabilities[$i][$j] = round($matrix[$i][$j] / $rowTotals[$i] * 100, 1);
+                }
+            }
+        }
+
+        return [
+            'tails' => $tailLabels,
+            'matrix' => $matrix,
+            'probabilities' => $probabilities,
+            'row_totals' => $rowTotals,
+            'total_transitions' => $totalTransitions
+        ];
+    }
+
+    /**
+     * 首号转移概率统计
+     * 统计特码从一个首号转移到另一个首号的概率（首号0-4）
+     * 首号定义：1-9首号=0，10-19首号=1，20-29首号=2，30-39首号=3，40-49首号=4
+     * @param int $periods 查询最近多少期
+     * @return array {heads: [], matrix: [], probabilities: [], row_totals: [], total_transitions: int}
+     */
+    public function getHeadNumberTransition($periods = 100)
+    {
+        $history = $this
+            ->field('expect,num7,openTime')
+            ->order('openTime', 'desc')
+            ->limit($periods)
+            ->select();
+
+        if (empty($history) || count($history) < 2) {
+            return ['heads' => ['首号0','首号1','首号2','首号3','首号4'], 'matrix' => [], 'probabilities' => [], 'row_totals' => [], 'total_transitions' => 0];
+        }
+
+        $history = array_reverse($history);
+
+        $headLabels = ['首号0', '首号1', '首号2', '首号3', '首号4'];
+        $numHeads = 5;
+        $matrix = array_fill(0, $numHeads, array_fill(0, $numHeads, 0));
+        $rowTotals = array_fill(0, $numHeads, 0);
+
+        $getHead = function ($num) {
+            return intval(floor($num / 10));
+        };
+
+        $totalTransitions = 0;
+        for ($i = 0; $i < count($history) - 1; $i++) {
+            $currentNum = (int)$history[$i]['num7'];
+            $nextNum = (int)$history[$i + 1]['num7'];
+            if ($currentNum < 1 || $currentNum > 49 || $nextNum < 1 || $nextNum > 49) continue;
+
+            $from = $getHead($currentNum);
+            $to = $getHead($nextNum);
+            $matrix[$from][$to]++;
+            $rowTotals[$from]++;
+            $totalTransitions++;
+        }
+
+        $probabilities = array_fill(0, $numHeads, array_fill(0, $numHeads, 0));
+        for ($i = 0; $i < $numHeads; $i++) {
+            if ($rowTotals[$i] > 0) {
+                for ($j = 0; $j < $numHeads; $j++) {
+                    $probabilities[$i][$j] = round($matrix[$i][$j] / $rowTotals[$i] * 100, 1);
+                }
+            }
+        }
+
+        return [
+            'heads' => $headLabels,
+            'matrix' => $matrix,
+            'probabilities' => $probabilities,
+            'row_totals' => $rowTotals,
+            'total_transitions' => $totalTransitions
+        ];
+    }
+
    /**
     * 区域→区域转移矩阵，单元格内显示波色概率
     * 统计上一期特码所在区域后，下一期特码在各区域的分布，以及每个区域内的波色占比