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app/Models/OrderModel.php

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+<?php
+
+namespace App\Models;
+
+use App\BaseApp\BaseModel;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\Relations\HasOne;
+
+/**
+ * 订单表
+ */
+class OrderModel extends BaseModel
+{
+    //
+    protected $table = 'orders';
+
+    protected $guarded  = [];
+
+    /**
+     * 用户关联
+     * @return HasOne
+     */
+    public function user()
+    {
+        return $this->hasOne(UserModel::class, 'id', 'user_id');
+    }
+
+    /**
+     * 订单详情
+     * @return HasMany
+     */
+    public function items(): HasMany
+    {
+        return $this->hasMany(OrderItemModel::class, 'order_id', 'id');
+    }
+}