feat : 자재관리, 수입관리, 로트관리 모델링 추가

app/Models/Lot.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Lot extends Model
+{
+    use SoftDeletes;
+
+    // 자재 마스터
+    public function material()
+    {
+        return $this->belongsTo(Material::class, 'material_id');
+    }
+
+    // 판매 기록
+    public function sales()
+    {
+        return $this->hasMany(LotSale::class, 'lot_id');
+    }
+}

app/Models/LotSale.php

@@ -0,0 +1,18 @@
+<?php
+
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class LotSale extends Model
+{
+    use SoftDeletes;
+
+    // 로트 정보
+    public function lot()
+    {
+        return $this->belongsTo(Lot::class, 'lot_id');
+    }
+}

app/Models/Material.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Material extends Model
+{
+    use SoftDeletes;
+
+    // 자재(품목) 마스터
+    protected $fillable = [
+        'name',             // 자재명(품명)
+        'specification',    // 규격
+        'material_code',    // 자재코드
+        'unit',             // 단위
+        'is_inspection',    // 검사대상 여부(Y/N)
+        'search_tag',       // 검색 태그
+        'remarks',          // 비고
+    ];
+
+
+    // 자재 입고 내역
+    public function receipts()
+    {
+        return $this->hasMany(MaterialReceipt::class, 'material_id');
+    }
+
+    // 로트 관리
+    public function lots()
+    {
+        return $this->hasMany(Lot::class, 'material_id');
+    }
+}

app/Models/MaterialInspection.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class MaterialInspection extends Model
+{
+    use SoftDeletes;
+
+    // 입고 내역
+    public function receipt()
+    {
+        return $this->belongsTo(MaterialReceipt::class, 'receipt_id');
+    }
+
+    // 검사 항목
+    public function items()
+    {
+        return $this->hasMany(MaterialInspectionItem::class, 'inspection_id');
+    }
+}

app/Models/MaterialInspectionItem.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class MaterialInspectionItem extends Model
+{
+    use SoftDeletes;
+
+    // 검사 내역
+    public function inspection()
+    {
+        return $this->belongsTo(MaterialInspection::class, 'inspection_id');
+    }
+}

app/Models/MaterialReceipt.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class MaterialReceipt extends Model
+{
+    use SoftDeletes;
+
+    protected $fillable = [
+        'material_id', 'receipt_date', 'lot_number', 'received_qty', 'unit',
+        'supplier_name', 'manufacturer_name', 'purchase_price_excl_vat',
+        'weight_kg', 'status_code', 'is_inspection', 'inspection_date', 'remarks'
+    ];
+
+    // 자재 마스터
+    public function material()
+    {
+        return $this->belongsTo(Material::class, 'material_id');
+    }
+
+    // 수입검사 내역
+    public function inspections()
+    {
+        return $this->hasMany(MaterialInspection::class, 'receipt_id');
+    }
+}