chore: init saasshop repo + sql migrations runner + gitee go

app/Models/Order.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Order extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'merchant_id', 'user_id', 'order_no', 'status', 'platform', 'payment_channel', 'payment_status', 'device_type',
+        'product_amount', 'discount_amount', 'shipping_amount', 'pay_amount', 'buyer_name', 'buyer_phone', 'buyer_email',
+        'remark', 'paid_at', 'shipped_at', 'completed_at',
+    ];
+
+    protected $casts = [
+        'product_amount' => 'decimal:2',
+        'discount_amount' => 'decimal:2',
+        'shipping_amount' => 'decimal:2',
+        'pay_amount' => 'decimal:2',
+        'paid_at' => 'datetime',
+        'shipped_at' => 'datetime',
+        'completed_at' => 'datetime',
+    ];
+
+    public function merchant(): BelongsTo
+    {
+        return $this->belongsTo(Merchant::class, 'merchant_id');
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    public function items(): HasMany
+    {
+        return $this->hasMany(OrderItem::class);
+    }
+
+    public function scopeForMerchant(Builder $query, int $merchantId): Builder
+    {
+        return $query->where('merchant_id', $merchantId);
+    }
+}