chore: initial commit of existing codebase

app/Models/BillOfMaterial.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class BillOfMaterial extends Model
+{
+    use HasFactory;
+
+    protected $table = 'bill_of_materials';
+
+    protected $fillable = ['product_id', 'raw_material_id', 'quantity_required', 'unit_of_measure', 'notes'];
+
+    protected $casts = ['quantity_required' => 'decimal:2'];
+
+    public function product()
+    {
+        return $this->belongsTo(Item::class, 'product_id');
+    }
+
+    public function rawMaterial()
+    {
+        return $this->belongsTo(Item::class, 'raw_material_id');
+    }
+}

app/Models/Customer.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Customer extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['name', 'contact_person', 'email', 'phone', 'address', 'tax_number', 'credit_limit', 'outstanding_balance', 'is_active'];
+
+    protected $casts = [
+        'credit_limit' => 'decimal:2',
+        'outstanding_balance' => 'decimal:2',
+        'is_active' => 'boolean',
+    ];
+
+    public function salesOrders()
+    {
+        return $this->hasMany(SalesOrder::class);
+    }
+
+    public function salesInvoices()
+    {
+        return $this->hasMany(SalesInvoice::class);
+    }
+
+    public function paymentReceipts()
+    {
+        return $this->hasMany(PaymentReceipt::class);
+    }
+}

app/Models/DeliveryNote.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class DeliveryNote extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['delivery_number', 'sales_order_id', 'customer_id', 'warehouse_id', 'delivery_date', 'status', 'notes', 'dispatched_by'];
+
+    protected $casts = ['delivery_date' => 'date'];
+
+    public function salesOrder()
+    {
+        return $this->belongsTo(SalesOrder::class);
+    }
+
+    public function customer()
+    {
+        return $this->belongsTo(Customer::class);
+    }
+
+    public function warehouse()
+    {
+        return $this->belongsTo(Warehouse::class);
+    }
+
+    public function items()
+    {
+        return $this->hasMany(DeliveryNoteItem::class);
+    }
+
+    public function dispatchedBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'dispatched_by');
+    }
+}

app/Models/DeliveryNoteItem.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class DeliveryNoteItem extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['delivery_note_id', 'sales_order_item_id', 'item_id', 'quantity_delivered'];
+
+    protected $casts = ['quantity_delivered' => 'decimal:2'];
+
+    public function deliveryNote()
+    {
+        return $this->belongsTo(DeliveryNote::class);
+    }
+
+    public function salesOrderItem()
+    {
+        return $this->belongsTo(SalesOrderItem::class);
+    }
+
+    public function item()
+    {
+        return $this->belongsTo(Item::class);
+    }
+}

app/Models/GoodsReceiptNote.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class GoodsReceiptNote extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['grn_number', 'purchase_order_id', 'supplier_id', 'warehouse_id', 'received_date', 'status', 'notes', 'received_by'];
+
+    protected $casts = ['received_date' => 'date'];
+
+    public function purchaseOrder()
+    {
+        return $this->belongsTo(PurchaseOrder::class);
+    }
+
+    public function supplier()
+    {
+        return $this->belongsTo(Supplier::class);
+    }
+
+    public function warehouse()
+    {
+        return $this->belongsTo(Warehouse::class);
+    }
+
+    public function items()
+    {
+        return $this->hasMany(GrnItem::class);
+    }
+
+    public function receivedBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'received_by');
+    }
+}

app/Models/GrnItem.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class GrnItem extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['goods_receipt_note_id', 'purchase_order_item_id', 'item_id', 'quantity_received', 'unit_cost', 'type'];
+
+    protected $casts = [
+        'quantity_received' => 'decimal:2',
+        'unit_cost' => 'decimal:2',
+    ];
+
+    public function goodsReceiptNote()
+    {
+        return $this->belongsTo(GoodsReceiptNote::class);
+    }
+
+    public function purchaseOrderItem()
+    {
+        return $this->belongsTo(PurchaseOrderItem::class);
+    }
+
+    public function item()
+    {
+        return $this->belongsTo(Item::class);
+    }
+}

app/Models/Item.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Item extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['item_code', 'item_name', 'category', 'unit_of_measure', 'minimum_stock_level', 'cost_price', 'description', 'is_active'];
+
+    protected $casts = [
+        'minimum_stock_level' => 'decimal:2',
+        'cost_price' => 'decimal:2',
+        'is_active' => 'boolean',
+    ];
+
+    public function stockLevels()
+    {
+        return $this->hasMany(StockLevel::class);
+    }
+
+    public function stockMovements()
+    {
+        return $this->hasMany(StockMovement::class);
+    }
+
+    public function billOfMaterials()
+    {
+        return $this->hasMany(BillOfMaterial::class, 'product_id');
+    }
+
+    public function bomComponents()
+    {
+        return $this->hasMany(BillOfMaterial::class, 'raw_material_id');
+    }
+}

app/Models/MaterialIssue.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class MaterialIssue extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['issue_number', 'production_order_id', 'item_id', 'warehouse_id', 'quantity', 'issue_date', 'notes', 'issued_by'];
+
+    protected $casts = [
+        'issue_date' => 'date',
+        'quantity' => 'decimal:2',
+    ];
+
+    public function productionOrder()
+    {
+        return $this->belongsTo(ProductionOrder::class);
+    }
+
+    public function item()
+    {
+        return $this->belongsTo(Item::class);
+    }
+
+    public function warehouse()
+    {
+        return $this->belongsTo(Warehouse::class);
+    }
+
+    public function issuedBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'issued_by');
+    }
+}

app/Models/PaymentReceipt.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class PaymentReceipt extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['sales_invoice_id', 'customer_id', 'receipt_date', 'amount', 'payment_method', 'reference_number', 'notes', 'created_by'];
+
+    protected $casts = [
+        'receipt_date' => 'date',
+        'amount' => 'decimal:2',
+    ];
+
+    public function salesInvoice()
+    {
+        return $this->belongsTo(SalesInvoice::class);
+    }
+
+    public function customer()
+    {
+        return $this->belongsTo(Customer::class);
+    }
+
+    public function createdBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'created_by');
+    }
+}

app/Models/ProductionCost.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class ProductionCost extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['production_order_id', 'raw_material_cost', 'labor_cost', 'machine_cost', 'overhead_cost', 'total_cost', 'notes'];
+
+    protected $casts = [
+        'raw_material_cost' => 'decimal:2',
+        'labor_cost' => 'decimal:2',
+        'machine_cost' => 'decimal:2',
+        'overhead_cost' => 'decimal:2',
+        'total_cost' => 'decimal:2',
+    ];
+
+    public function productionOrder()
+    {
+        return $this->belongsTo(ProductionOrder::class);
+    }
+}

app/Models/ProductionOrder.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class ProductionOrder extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['order_number', 'product_id', 'quantity_to_produce', 'quantity_produced', 'production_date', 'completion_date', 'status', 'notes', 'created_by'];
+
+    protected $casts = [
+        'production_date' => 'date',
+        'completion_date' => 'date',
+        'quantity_to_produce' => 'decimal:2',
+        'quantity_produced' => 'decimal:2',
+    ];
+
+    public function product()
+    {
+        return $this->belongsTo(Item::class, 'product_id');
+    }
+
+    public function materialIssues()
+    {
+        return $this->hasMany(MaterialIssue::class);
+    }
+
+    public function outputs()
+    {
+        return $this->hasMany(ProductionOutput::class);
+    }
+
+    public function cost()
+    {
+        return $this->hasOne(ProductionCost::class);
+    }
+
+    public function createdBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'created_by');
+    }
+}

app/Models/ProductionOutput.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class ProductionOutput extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['production_order_id', 'item_id', 'warehouse_id', 'quantity', 'output_date', 'notes', 'recorded_by'];
+
+    protected $casts = [
+        'output_date' => 'date',
+        'quantity' => 'decimal:2',
+    ];
+
+    public function productionOrder()
+    {
+        return $this->belongsTo(ProductionOrder::class);
+    }
+
+    public function item()
+    {
+        return $this->belongsTo(Item::class);
+    }
+
+    public function warehouse()
+    {
+        return $this->belongsTo(Warehouse::class);
+    }
+
+    public function recordedBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'recorded_by');
+    }
+}

app/Models/PurchaseOrder.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class PurchaseOrder extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['po_number', 'supplier_id', 'purchase_request_id', 'po_date', 'expected_delivery_date', 'total_amount', 'status', 'notes', 'created_by'];
+
+    protected $casts = [
+        'po_date' => 'date',
+        'expected_delivery_date' => 'date',
+        'total_amount' => 'decimal:2',
+    ];
+
+    public function supplier()
+    {
+        return $this->belongsTo(Supplier::class);
+    }
+
+    public function purchaseRequest()
+    {
+        return $this->belongsTo(PurchaseRequest::class);
+    }
+
+    public function items()
+    {
+        return $this->hasMany(PurchaseOrderItem::class);
+    }
+
+    public function goodsReceiptNotes()
+    {
+        return $this->hasMany(GoodsReceiptNote::class);
+    }
+
+    public function supplierInvoices()
+    {
+        return $this->hasMany(SupplierInvoice::class);
+    }
+
+    public function createdBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'created_by');
+    }
+}

app/Models/PurchaseOrderItem.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class PurchaseOrderItem extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['purchase_order_id', 'item_id', 'quantity', 'rate', 'total_amount', 'quantity_received'];
+
+    protected $casts = [
+        'quantity' => 'decimal:2',
+        'rate' => 'decimal:2',
+        'total_amount' => 'decimal:2',
+        'quantity_received' => 'decimal:2',
+    ];
+
+    public function purchaseOrder()
+    {
+        return $this->belongsTo(PurchaseOrder::class);
+    }
+
+    public function item()
+    {
+        return $this->belongsTo(Item::class);
+    }
+}

app/Models/PurchaseRequest.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class PurchaseRequest extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'request_number', 'date', 'project_name', 'department',
+        'requested_by_name', 'required_date_text', 'location',
+        'remarks', 'status', 'stage', 'verified_by_name',
+        'requested_by', 'approved_by', 'approved_at',
+    ];
+
+    protected $casts = [
+        'date'        => 'date',
+        'approved_at' => 'datetime',
+    ];
+
+    public function items()
+    {
+        return $this->hasMany(PurchaseRequestItem::class);
+    }
+
+    public function requestedBy()
+    {
+        return $this->belongsTo(User::class, 'requested_by');
+    }
+
+    public function approvedBy()
+    {
+        return $this->belongsTo(User::class, 'approved_by');
+    }
+
+    public function purchaseOrders()
+    {
+        return $this->hasMany(PurchaseOrder::class);
+    }
+
+    public function signature()
+    {
+        return $this->hasOne(PurchaseSignature::class);
+    }
+
+    public function rfqInvitations()
+    {
+        return $this->hasMany(RfqInvitation::class);
+    }
+
+    public function supplierQuotes()
+    {
+        return $this->hasMany(SupplierQuote::class);
+    }
+
+    public function awardedQuote()
+    {
+        return $this->hasOne(SupplierQuote::class)->where('is_awarded', true);
+    }
+}

app/Models/PurchaseRequestItem.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class PurchaseRequestItem extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'purchase_request_id', 'description', 'unit',
+        'quantity_required', 'purpose_use', 'required_date',
+    ];
+
+    protected $casts = [
+        'required_date'     => 'date',
+        'quantity_required' => 'decimal:2',
+    ];
+
+    public function purchaseRequest()
+    {
+        return $this->belongsTo(PurchaseRequest::class);
+    }
+}

app/Models/PurchaseSignature.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class PurchaseSignature extends Model
+{
+    protected $fillable = [
+        'purchase_request_id', 'signed_by', 'signature_image', 'signed_at', 'ip_address',
+    ];
+
+    protected $casts = ['signed_at' => 'datetime'];
+
+    public function purchaseRequest()
+    {
+        return $this->belongsTo(PurchaseRequest::class);
+    }
+
+    public function signedBy()
+    {
+        return $this->belongsTo(User::class, 'signed_by');
+    }
+}

app/Models/RfqInvitation.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class RfqInvitation extends Model
+{
+    protected $fillable = [
+        'purchase_request_id', 'supplier_id', 'token', 'channel',
+        'sent_at', 'opened_at', 'expires_at', 'status', 'item_ids',
+    ];
+
+    protected $casts = [
+        'sent_at'    => 'datetime',
+        'opened_at'  => 'datetime',
+        'expires_at' => 'datetime',
+        'item_ids'   => 'array',
+    ];
+
+    public function purchaseRequest()
+    {
+        return $this->belongsTo(PurchaseRequest::class);
+    }
+
+    public function supplier()
+    {
+        return $this->belongsTo(Supplier::class);
+    }
+
+    public function quote()
+    {
+        return $this->hasOne(SupplierQuote::class);
+    }
+
+    public function isExpired(): bool
+    {
+        return $this->expires_at && $this->expires_at->isPast();
+    }
+
+    public function isSubmitted(): bool
+    {
+        return $this->status === 'submitted';
+    }
+}

app/Models/SalesInvoice.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class SalesInvoice extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['invoice_number', 'sales_order_id', 'customer_id', 'invoice_date', 'due_date', 'subtotal', 'vat_rate', 'vat_amount', 'total_amount', 'paid_amount', 'status', 'notes', 'created_by'];
+
+    protected $casts = [
+        'invoice_date' => 'date',
+        'due_date' => 'date',
+        'subtotal' => 'decimal:2',
+        'vat_rate' => 'decimal:2',
+        'vat_amount' => 'decimal:2',
+        'total_amount' => 'decimal:2',
+        'paid_amount' => 'decimal:2',
+    ];
+
+    public function salesOrder()
+    {
+        return $this->belongsTo(SalesOrder::class);
+    }
+
+    public function customer()
+    {
+        return $this->belongsTo(Customer::class);
+    }
+
+    public function paymentReceipts()
+    {
+        return $this->hasMany(PaymentReceipt::class);
+    }
+
+    public function createdBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'created_by');
+    }
+
+    public function getOutstandingAttribute()
+    {
+        return $this->total_amount - $this->paid_amount;
+    }
+}

app/Models/SalesOrder.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class SalesOrder extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['order_number', 'customer_id', 'order_date', 'delivery_date', 'total_amount', 'status', 'notes', 'created_by'];
+
+    protected $casts = [
+        'order_date' => 'date',
+        'delivery_date' => 'date',
+        'total_amount' => 'decimal:2',
+    ];
+
+    public function customer()
+    {
+        return $this->belongsTo(Customer::class);
+    }
+
+    public function items()
+    {
+        return $this->hasMany(SalesOrderItem::class);
+    }
+
+    public function deliveryNotes()
+    {
+        return $this->hasMany(DeliveryNote::class);
+    }
+
+    public function invoices()
+    {
+        return $this->hasMany(SalesInvoice::class);
+    }
+
+    public function createdBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'created_by');
+    }
+}

app/Models/SalesOrderItem.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class SalesOrderItem extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['sales_order_id', 'item_id', 'quantity', 'price', 'total_amount', 'quantity_delivered'];
+
+    protected $casts = [
+        'quantity' => 'decimal:2',
+        'price' => 'decimal:2',
+        'total_amount' => 'decimal:2',
+        'quantity_delivered' => 'decimal:2',
+    ];
+
+    public function salesOrder()
+    {
+        return $this->belongsTo(SalesOrder::class);
+    }
+
+    public function item()
+    {
+        return $this->belongsTo(Item::class);
+    }
+}

app/Models/StockLevel.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class StockLevel extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['item_id', 'warehouse_id', 'quantity'];
+
+    protected $casts = ['quantity' => 'decimal:2'];
+
+    public function item()
+    {
+        return $this->belongsTo(Item::class);
+    }
+
+    public function warehouse()
+    {
+        return $this->belongsTo(Warehouse::class);
+    }
+}

app/Models/StockMovement.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class StockMovement extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['item_id', 'warehouse_id', 'type', 'quantity', 'reference_type', 'reference_id', 'notes', 'created_by'];
+
+    protected $casts = ['quantity' => 'decimal:2'];
+
+    public function item()
+    {
+        return $this->belongsTo(Item::class);
+    }
+
+    public function warehouse()
+    {
+        return $this->belongsTo(Warehouse::class);
+    }
+
+    public function createdBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'created_by');
+    }
+}

app/Models/Supplier.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Supplier extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'supplier_code', 'name', 'category',
+        'contact_person', 'email', 'secondary_email',
+        'phone', 'phone2', 'whatsapp',
+        'address', 'website',
+        'tax_number', 'credit_terms', 'credit_days',
+        'is_active', 'remarks',
+    ];
+
+    protected $casts = ['is_active' => 'boolean'];
+
+    public function purchaseOrders()
+    {
+        return $this->hasMany(PurchaseOrder::class);
+    }
+
+    public function invoices()
+    {
+        return $this->hasMany(SupplierInvoice::class);
+    }
+
+    public function payments()
+    {
+        return $this->hasMany(SupplierPayment::class);
+    }
+}

app/Models/SupplierInvoice.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class SupplierInvoice extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['invoice_number', 'supplier_id', 'purchase_order_id', 'goods_receipt_note_id', 'invoice_date', 'due_date', 'subtotal', 'vat_amount', 'total_amount', 'paid_amount', 'status', 'notes'];
+
+    protected $casts = [
+        'invoice_date' => 'date',
+        'due_date' => 'date',
+        'subtotal' => 'decimal:2',
+        'vat_amount' => 'decimal:2',
+        'total_amount' => 'decimal:2',
+        'paid_amount' => 'decimal:2',
+    ];
+
+    public function supplier()
+    {
+        return $this->belongsTo(Supplier::class);
+    }
+
+    public function purchaseOrder()
+    {
+        return $this->belongsTo(PurchaseOrder::class);
+    }
+
+    public function goodsReceiptNote()
+    {
+        return $this->belongsTo(GoodsReceiptNote::class);
+    }
+
+    public function payments()
+    {
+        return $this->hasMany(SupplierPayment::class);
+    }
+
+    public function getOutstandingAttribute()
+    {
+        return $this->total_amount - $this->paid_amount;
+    }
+}

app/Models/SupplierPayment.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class SupplierPayment extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['supplier_invoice_id', 'supplier_id', 'payment_date', 'amount', 'payment_method', 'reference_number', 'notes', 'created_by'];
+
+    protected $casts = [
+        'payment_date' => 'date',
+        'amount' => 'decimal:2',
+    ];
+
+    public function supplierInvoice()
+    {
+        return $this->belongsTo(SupplierInvoice::class);
+    }
+
+    public function supplier()
+    {
+        return $this->belongsTo(Supplier::class);
+    }
+
+    public function createdBy()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'created_by');
+    }
+}

app/Models/SupplierQuote.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class SupplierQuote extends Model
+{
+    protected $fillable = [
+        'rfq_invitation_id', 'purchase_request_id', 'supplier_id',
+        'submitted_at', 'lead_time_days', 'payment_terms', 'notes',
+        'total_amount', 'is_awarded', 'award_reason', 'awarded_at', 'awarded_by',
+    ];
+
+    protected $casts = [
+        'submitted_at' => 'datetime',
+        'awarded_at'   => 'datetime',
+        'is_awarded'   => 'boolean',
+    ];
+
+    public function rfqInvitation()
+    {
+        return $this->belongsTo(RfqInvitation::class);
+    }
+
+    public function purchaseRequest()
+    {
+        return $this->belongsTo(PurchaseRequest::class);
+    }
+
+    public function supplier()
+    {
+        return $this->belongsTo(Supplier::class);
+    }
+
+    public function items()
+    {
+        return $this->hasMany(SupplierQuoteItem::class);
+    }
+
+    public function awardedBy()
+    {
+        return $this->belongsTo(User::class, 'awarded_by');
+    }
+}

app/Models/SupplierQuoteItem.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class SupplierQuoteItem extends Model
+{
+    protected $fillable = [
+        'supplier_quote_id', 'description', 'unit', 'quantity', 'unit_price', 'total_price',
+    ];
+
+    public function quote()
+    {
+        return $this->belongsTo(SupplierQuote::class, 'supplier_quote_id');
+    }
+}

app/Models/User.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Models;
+
+// use Illuminate\Contracts\Auth\MustVerifyEmail;
+use Database\Factories\UserFactory;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Foundation\Auth\User as Authenticatable;
+use Illuminate\Notifications\Notifiable;
+use Spatie\Permission\Traits\HasRoles;
+
+class User extends Authenticatable
+{
+    /** @use HasFactory<UserFactory> */
+    use HasFactory, Notifiable, HasRoles;
+
+    /**
+     * 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/Warehouse.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Warehouse extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['code', 'name', 'location', 'description', 'is_active'];
+
+    protected $casts = ['is_active' => 'boolean'];
+
+    public function stockLevels()
+    {
+        return $this->hasMany(StockLevel::class);
+    }
+
+    public function stockMovements()
+    {
+        return $this->hasMany(StockMovement::class);
+    }
+}