修改审批

app/common/model/ApprovalInstances.php

@@ -69,6 +69,26 @@ class ApprovalInstances extends Model
         'updated_at' => 'datetime',
     ];
 
+    
+
+    // ====== ====== ====== 映射业务表 ====== ====== ====== 
+    protected const BIZ_CLASS = [
+        'stock_orders'   => \app\common\model\StockOrders::class
+    ];
+
+    public function getBizTypeAttribute($value)
+    {
+        return self::BIZ_CLASS[$value] ?? $value;
+    }
+
+    public function bizInfo()
+    {
+        return $this->morphTo('bizInfo', 'biz_type', 'biz_id');
+    }
+    // ====== ====== ====== 映射表业务 ====== ====== ====== 
+
+
+    
     public function records()
     {
         return $this->hasMany(ApprovalRecords::class, 'instance_id', 'id');
@@ -84,18 +104,16 @@ class ApprovalInstances extends Model
         return $this->belongsTo(User::class, 'initiator_id', 'id');
     }
 
-    public function bizInfo()
-    {
-        return $this->belongsTo(StockOrders::class, 'biz_id', 'id');
-    }
+    // public function bizInfo2()
+    // {
+    //     return $this->belongsTo(StockOrders::class, 'biz_id', 'id');
+    // }
 
     /**
      * 获取当前步骤的所有审批记录（pending 状态）
      */
     public function currentStepRecords()
     {
-        return $this->approvalRecords()
-            ->where('step_index', $this->current_step)
-            ->where('status', 'pending');
+        return $this->approvalRecords()->where('step_index', $this->current_step)->where('status', 'pending');
     }
 }