修正

src/Entity.php

@@ -94,10 +94,8 @@ public function __construct(array | object $data = [], ?Model $model = null)
 
         // 设置模型
         $this->initModel($model);
-        if (!empty($data)) {
-            // 初始化模型数据
-            $this->initializeData($data);
-        }
+        // 初始化模型数据
+        $this->initializeData($data);
     }
 
     public static function instance($data)

src/Model.php

@@ -327,19 +327,6 @@ public static function getEntityClass()
         return class_exists($entity) ? $entity: static::class;
     }
 
-    /**
-     * 创建新的模型实例.
-     *
-     * @param array $data    数据
-     *
-     * @return Modelable
-     */
-    public static function instance(array $data =[]): Modelable
-    {
-        $class = static::getEntityClass();
-        return new $class($data, $this);        
-    }
-
     /**
      * 创建新的模型实例.
      *
@@ -351,7 +338,8 @@ public static function instance(array $data =[]): Modelable
      */
     public function newInstance(array $data = [], $where = null, array $options = []): Modelable
     {
-        $model = static::instance($data);
+        $class = static::getEntityClass();
+        $model = new $class($data, $this);
 
         if ($this->connection) {
             $model->setConnection($this->connection);
@@ -590,7 +578,7 @@ public function refresh(bool $relation = false)
 
                 if ($relation) {
                     $this->relation = [];
-                }                
+                }
             }
         }
 

src/model/relation/BelongsTo.php

@@ -38,7 +38,7 @@ public function __construct(Model $parent, string $model, string $foreignKey, st
         $this->model      = $model;
         $this->foreignKey = $foreignKey;
         $this->localKey   = $localKey;
-        $this->query      = $model::instance()->db();
+        $this->query      = (new $model())->newInstance()->db();
         $this->relation   = $relation;
 
         if (get_class($parent) == $model) {

src/model/relation/BelongsToMany.php

@@ -84,7 +84,7 @@ public function __construct(Model $parent, string $model, string $middle, string
             $this->middle = $middle;
         }
 
-        $this->query = $model::instance()->db();
+        $this->query = (new $model())->newInstance()->db();
         $this->pivot = $this->newPivot();
     }
 

src/model/relation/HasMany.php

@@ -38,7 +38,7 @@ public function __construct(Model $parent, string $model, string $foreignKey, st
         $this->model      = $model;
         $this->foreignKey = $foreignKey;
         $this->localKey   = $localKey;
-        $this->query      = $model::instance()->db();
+        $this->query      = (new $model())->newInstance()->db();
 
         if (get_class($parent) == $model) {
             $this->selfRelation = true;

src/model/relation/HasManyThrough.php

@@ -60,12 +60,12 @@ public function __construct(Model $parent, string $model, string $through, strin
     {
         $this->parent     = $parent;
         $this->model      = $model;
-        $this->through    = $through::instance()->db();
+        $this->through    = (new $through())->newInstance()->db();
         $this->foreignKey = $foreignKey;
         $this->throughKey = $throughKey;
         $this->localKey   = $localKey;
         $this->throughPk  = $throughPk;
-        $this->query      = $model::instance()->db();
+        $this->query      = (new $model())->newInstance()->db();
     }
 
     /**

src/model/relation/HasOne.php

@@ -37,7 +37,7 @@ public function __construct(Model $parent, string $model, string $foreignKey, st
         $this->model      = $model;
         $this->foreignKey = $foreignKey;
         $this->localKey   = $localKey;
-        $this->query      = $model::instance()->db();
+        $this->query      = (new $model())->newInstance()->db();
 
         if (get_class($parent) == $model) {
             $this->selfRelation = true;

src/model/relation/MorphMany.php

@@ -61,7 +61,7 @@ public function __construct(Model $parent, string $model, string $morphKey, stri
         $this->type         = $type;
         $this->morphKey     = $morphKey;
         $this->morphType    = $morphType;
-        $this->query        = $model::instance()->db();
+        $this->query        = (new $model())->newInstance()->db();
     }
 
     /**

src/model/relation/MorphOne.php

@@ -67,7 +67,7 @@ public function __construct(Model $parent, string $model, string $morphKey, stri
         $this->type         = $type;
         $this->morphKey     = $morphKey;
         $this->morphType    = $morphType;
-        $this->query        = $model::instance()->db();
+        $this->query        = (new $model())->newInstance()->db();
     }
 
     /**

src/model/relation/MorphTo.php

@@ -333,7 +333,7 @@ protected function eagerlyMorphToOne(string $model, string $relation, Model $res
         $data   = null;
 
         if (class_exists($model)) {
-            $data = $model::instance()->with($subRelation)
+            $data = (new $model())->newInstance()->with($subRelation)
                 ->cache($cache[0] ?? false, $cache[1] ?? null, $cache[2] ?? null)
                 ->find($pk);