更新若干功能

app/Models/business/PackageItemModel.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Models\business;
+
+use App\BaseApp\BaseBusinessModel;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * 套餐搭配明细（cc_package_item）
+ *
+ * 每行必须带 price_sheet_id，否则一件加入清单后无法按规格下单。
+ */
+class PackageItemModel extends BaseBusinessModel
+{
+    protected $table = 'package_item';
+
+    protected $guarded = [];
+
+    public function package(): BelongsTo
+    {
+        return $this->belongsTo(PackageModel::class, 'package_id', 'id');
+    }
+
+    public function catalogue(): BelongsTo
+    {
+        return $this->belongsTo(CatalogueModel::class, 'catalogue_id', 'id');
+    }
+
+    public function priceSheet(): BelongsTo
+    {
+        return $this->belongsTo(PriceSheetModel::class, 'price_sheet_id', 'id');
+    }
+}

app/Models/business/PackageModel.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Models\business;
+
+use App\BaseApp\BaseBusinessModel;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+/**
+ * 家具套餐（cc_package）
+ *
+ * original_amount 是明细规格价之和，package_amount 是独立售价。
+ * 两列都是倍率=1 的基准分，展示/下单时再乘用户 price_number。
+ */
+class PackageModel extends BaseBusinessModel
+{
+    protected $table = 'package';
+
+    protected $guarded = [];
+
+    public function items(): HasMany
+    {
+        return $this->hasMany(PackageItemModel::class, 'package_id', 'id');
+    }
+}

app/Models/business/WxCardSchemeModel.php

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+<?php
+
+namespace App\Models\business;
+
+use App\BaseApp\BaseBusinessModel;
+
+/**
+ * 小程序卡片画布方案（cc_wx_card_scheme）
+ *
+ * layers 是图层数组，小程序 ThemeCanvasCard 与后台画布编辑器共用同一份 JSON。
+ */
+class WxCardSchemeModel extends BaseBusinessModel
+{
+    protected $table = 'wx_card_scheme';
+
+    protected $guarded = [];
+
+    protected $casts = [
+        'layers' => 'array',
+    ];
+}