feat(phase-2): add trend chart analysis - grid view of number history

2026-04-21 23:33:39 +08:00
parent f2b432a9f4
commit 616239392a
5 changed files with 203 additions and 1 deletions
@@ -30,6 +30,56 @@ class History extends Model

    ];

+    /**
+     * 获取走势图数据
+     * @param int $periods 查询最近多少期
+     * @param string $type 查询类型 all=全部号码 special=仅特码
+     * @return array {expects: [], data: [[num1,...], ...], colorMap: []}
+     */
+    public function getTrendData($periods = 30, $type = 'all')
+    {
+        // 查询波色映射
+        $num_model = new Num();
+        $colorMap = $num_model->column('color', 'num');
+
+        $history = $this
+            ->field('expect,num1,num2,num3,num4,num5,num6,num7,openTime')
+            ->order('openTime', 'asc')
+            ->limit($periods)
+            ->select();
+
+        if (empty($history)) {
+            return ['expects' => [], 'data' => [], 'colorMap' => []];
+        }
+
+        $expects = [];
+        $data = [];
+        foreach ($history as $row) {
+            $expects[] = (string)$row['expect'];
+            if ($type === 'special') {
+                $num = (int)$row['num7'];
+                $data[] = [
+                    'num7' => $num,
+                    'num7_color' => isset($colorMap[$num]) ? $colorMap[$num] : '—'
+                ];
+            } else {
+                $row_data = [];
+                for ($i = 1; $i <= 7; $i++) {
+                    $num = (int)$row['num' . $i];
+                    $row_data['num' . $i] = $num;
+                    $row_data['num' . $i . '_color'] = isset($colorMap[$num]) ? $colorMap[$num] : '—';
+                }
+                $data[] = $row_data;
+            }
+        }
+
+        return [
+            'expects' => $expects,
+            'data' => $data,
+            'colorMap' => $colorMap
+        ];
+    }
+
    /**
     * 计算遗漏号码
     * @param int $periods 查询最近多少期