first commit

app/Models/Category.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Category extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'name',
+        'description',
+        'is_active',
+    ];
+
+    protected $casts = [
+        'is_active' => 'boolean',
+    ];
+
+    /**
+     * Get the products for the category.
+     */
+    public function products(): HasMany
+    {
+        return $this->hasMany(Product::class);
+    }
+}

app/Models/Inventory.php

@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Inventory extends Model
+{
+    /** @use HasFactory<\Database\Factories\InventoryFactory> */
+    use HasFactory;
+
+    protected $fillable = [
+        'warehouse_id',
+        'product_id',
+        'quantity',
+        'safety_stock',
+        'location',
+    ];
+
+    public function warehouse(): \Illuminate\Database\Eloquent\Relations\BelongsTo
+    {
+        return $this->belongsTo(Warehouse::class);
+    }
+
+    public function product(): \Illuminate\Database\Eloquent\Relations\BelongsTo
+    {
+        return $this->belongsTo(Product::class);
+    }
+
+    public function transactions(): \Illuminate\Database\Eloquent\Relations\HasMany
+    {
+        return $this->hasMany(InventoryTransaction::class);
+    }
+
+    public function lastOutgoingTransaction()
+    {
+        return $this->hasOne(InventoryTransaction::class)->ofMany([
+            'actual_time' => 'max',
+            'id' => 'max',
+        ], function ($query) {
+            $query->where('quantity', '<', 0);
+        });
+    }
+
+    public function lastIncomingTransaction()
+    {
+        return $this->hasOne(InventoryTransaction::class)->ofMany([
+            'actual_time' => 'max',
+            'id' => 'max',
+        ], function ($query) {
+            $query->where('quantity', '>', 0);
+        });
+    }
+}

app/Models/InventoryTransaction.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use App\Models\Inventory;
+use App\Models\User;
+
+class InventoryTransaction extends Model
+{
+    /** @use HasFactory<\Database\Factories\InventoryTransactionFactory> */
+    use HasFactory;
+
+    protected $fillable = [
+        'inventory_id',
+        'type',
+        'quantity',
+        'balance_before',
+        'balance_after',
+        'reason',
+        'reference_type',
+        'reference_id',
+        'user_id',
+        'actual_time',
+    ];
+
+    protected $casts = [
+        'actual_time' => 'datetime',
+    ];
+
+    public function inventory(): \Illuminate\Database\Eloquent\Relations\BelongsTo
+    {
+        return $this->belongsTo(Inventory::class);
+    }
+
+    public function user(): \Illuminate\Database\Eloquent\Relations\BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    public function reference(): \Illuminate\Database\Eloquent\Relations\MorphTo
+    {
+        return $this->morphTo();
+    }
+}

app/Models/Product.php

@@ -0,0 +1,54 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class Product extends Model
+{
+    use HasFactory, SoftDeletes;
+
+    protected $fillable = [
+        'code',
+        'name',
+        'category_id',
+        'brand',
+        'specification',
+        'base_unit',
+        'large_unit',
+        'conversion_rate',
+        'purchase_unit',
+    ];
+
+    protected $casts = [
+        'conversion_rate' => 'decimal:4',
+    ];
+
+    /**
+     * Get the category that owns the product.
+     */
+    public function category(): BelongsTo
+    {
+        return $this->belongsTo(Category::class);
+    }
+
+    public function vendors(): \Illuminate\Database\Eloquent\Relations\BelongsToMany
+    {
+        return $this->belongsToMany(Vendor::class)->withPivot('last_price')->withTimestamps();
+    }
+
+    public function inventories(): \Illuminate\Database\Eloquent\Relations\HasMany
+    {
+        return $this->hasMany(Inventory::class);
+    }
+
+    public function warehouses(): \Illuminate\Database\Eloquent\Relations\BelongsToMany
+    {
+        return $this->belongsToMany(Warehouse::class, 'inventories')
+            ->withPivot(['quantity', 'safety_stock', 'location'])
+            ->withTimestamps();
+    }
+}

app/Models/PurchaseOrder.php

@@ -0,0 +1,104 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class PurchaseOrder extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'code',
+        'vendor_id',
+        'warehouse_id',
+        'user_id',
+        'status',
+        'expected_delivery_date',
+        'total_amount',
+        'tax_amount',
+        'grand_total',
+        'remark',
+    ];
+
+    protected $casts = [
+        'expected_delivery_date' => 'date',
+        'total_amount' => 'decimal:2',
+        'tax_amount' => 'decimal:2',
+        'grand_total' => 'decimal:2',
+    ];
+
+    protected $appends = [
+        'poNumber',
+        'supplierId',
+        'supplierName',
+        'expectedDate',
+        'totalAmount',
+        'createdBy',
+        'warehouse_name',
+        'createdAt',
+    ];
+
+    public function getCreatedAtAttribute()
+    {
+        return $this->attributes['created_at'];
+    }
+
+    public function getPoNumberAttribute(): string
+    {
+        return $this->code;
+    }
+
+    public function getSupplierIdAttribute(): string
+    {
+        return (string) $this->vendor_id;
+    }
+
+    public function getSupplierNameAttribute(): string
+    {
+        return $this->vendor ? $this->vendor->name : '';
+    }
+
+    public function getExpectedDateAttribute(): ?string
+    {
+        return $this->expected_delivery_date ? $this->expected_delivery_date->format('Y-m-d') : null;
+    }
+
+    public function getTotalAmountAttribute(): float
+    {
+        return (float) ($this->attributes['total_amount'] ?? 0);
+    }
+
+    public function getCreatedByAttribute(): string
+    {
+        return $this->user ? $this->user->name : '系統';
+    }
+
+    public function getWarehouseNameAttribute(): string
+    {
+        return $this->warehouse ? $this->warehouse->name : '';
+    }
+
+    public function vendor(): BelongsTo
+    {
+        return $this->belongsTo(Vendor::class);
+    }
+
+    public function warehouse(): BelongsTo
+    {
+        return $this->belongsTo(Warehouse::class);
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    public function items(): HasMany
+    {
+        return $this->hasMany(PurchaseOrderItem::class);
+    }
+}

app/Models/PurchaseOrderItem.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class PurchaseOrderItem extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'purchase_order_id',
+        'product_id',
+        'quantity',
+        'unit_price',
+        'subtotal',
+        'received_quantity',
+    ];
+
+    protected $casts = [
+        'quantity' => 'decimal:2',
+        'unit_price' => 'decimal:2',
+        'subtotal' => 'decimal:2',
+        'received_quantity' => 'decimal:2',
+    ];
+
+    protected $appends = [
+        'productName',
+        'unit',
+        'productId',
+        'unitPrice',
+    ];
+
+    public function getProductIdAttribute(): string
+    {
+        return (string) $this->attributes['product_id'];
+    }
+
+    public function getUnitPriceAttribute(): float
+    {
+        return (float) $this->attributes['unit_price'];
+    }
+
+    public function getProductNameAttribute(): string
+    {
+        return $this->product ? $this->product->name : '';
+    }
+
+    public function getUnitAttribute(): string
+    {
+        return $this->product ? $this->product->base_unit : '';
+    }
+
+    public function purchaseOrder(): BelongsTo
+    {
+        return $this->belongsTo(PurchaseOrder::class);
+    }
+
+    public function product(): BelongsTo
+    {
+        return $this->belongsTo(Product::class);
+    }
+}

app/Models/User.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Models;
+
+// use Illuminate\Contracts\Auth\MustVerifyEmail;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Foundation\Auth\User as Authenticatable;
+use Illuminate\Notifications\Notifiable;
+
+class User extends Authenticatable
+{
+    /** @use HasFactory<\Database\Factories\UserFactory> */
+    use HasFactory, Notifiable;
+
+    /**
+     * The attributes that are mass assignable.
+     *
+     * @var list<string>
+     */
+    protected $fillable = [
+        'name',
+        'email',
+        'password',
+    ];
+
+    /**
+     * The attributes that should be hidden for serialization.
+     *
+     * @var list<string>
+     */
+    protected $hidden = [
+        'password',
+        'remember_token',
+    ];
+
+    /**
+     * Get the attributes that should be cast.
+     *
+     * @return array<string, string>
+     */
+    protected function casts(): array
+    {
+        return [
+            'email_verified_at' => 'datetime',
+            'password' => 'hashed',
+        ];
+    }
+}

app/Models/Vendor.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Vendor extends Model
+{
+    protected $fillable = [
+        'code',
+        'name',
+        'short_name',
+        'tax_id',
+        'owner',
+        'contact_name',
+        'tel',
+        'phone',
+        'email',
+        'address',
+        'remark'
+    ];
+    public function products(): BelongsToMany
+    {
+        return $this->belongsToMany(Product::class, 'product_vendor')
+                    ->withPivot('last_price')
+                    ->withTimestamps();
+    }
+
+    public function purchaseOrders(): HasMany
+    {
+        return $this->hasMany(PurchaseOrder::class);
+    }
+}

app/Models/Warehouse.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Warehouse extends Model
+{
+    /** @use HasFactory<\Database\Factories\WarehouseFactory> */
+    use HasFactory;
+
+    protected $fillable = [
+        'code',
+        'name',
+        'address',
+        'description',
+    ];
+
+    public function inventories(): \Illuminate\Database\Eloquent\Relations\HasMany
+    {
+        return $this->hasMany(Inventory::class);
+    }
+
+    public function purchaseOrders(): \Illuminate\Database\Eloquent\Relations\HasMany
+    {
+        return $this->hasMany(PurchaseOrder::class);
+    }
+
+    public function products(): \Illuminate\Database\Eloquent\Relations\BelongsToMany
+    {
+        return $this->belongsToMany(Product::class, 'inventories')
+            ->withPivot(['quantity', 'safety_stock', 'location'])
+            ->withTimestamps();
+    }
+}