<?php

namespace App\Http\Controllers;

use App\Exports\InvoiceExport;
use App\Models\BankAccount;
use App\Models\CreditNote;
use App\Models\Customer;
use App\Models\CustomField;
use App\Models\Employee;
use App\Models\Invoice;
use App\Models\InvoicePayment;
use App\Models\InvoiceProduct;
use App\Models\Products;
use App\Models\ProductService;
use App\Models\ProductServiceCategory;
use App\Models\StockReport;
use App\Models\Transaction;
use App\Models\User;
use App\Models\Utility;
use Auth;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Crypt;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Mail;
use Illuminate\Support\Facades\Storage;
use Maatwebsite\Excel\Facades\Excel;

class InvoiceController extends Controller
{
    public function __construct()
    {

    }

    public function index(Request $request)
    {

        if(\Auth::user()->can('manage invoice'))
        {
            $customer = Customer::where('created_by', '=', \Auth::user()->creatorId())->get()->pluck('name', 'id');
            $customer->prepend('Select Customer', '');
            $status = Invoice::$statues;

            $query = Invoice::where('created_by', '=', \Auth::user()->creatorId());

            if(!empty($request->customer))
            {
                $query->where('customer_id', '=', $request->customer);
            }
            if(!empty($request->issue_date))
            {
                $date_range = explode(' - ', $request->issue_date);
                $query->where('issue_date', $date_range);
            }

            if(!empty($request->status))
            {
                $query->where('status', '=', $request->status);
            }
            $invoices = $query->get();

            return view('invoice.index', compact('invoices', 'customer', 'status'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission Denied.'));
        }
    }

    public function create($customerId)
    {

        if(\Auth::user()->can('create invoice'))
        {
            $customFields   = CustomField::where('created_by', '=', \Auth::user()->creatorId())->where('module', '=', 'invoice')->get();
            $invoice_number = \Auth::user()->invoiceNumberFormat($this->invoiceNumber());
            $customers      = Customer::where('created_by', \Auth::user()->creatorId())->get()->pluck('name', 'id');
            $customers->prepend('Select Customer', '');
            $category = ProductServiceCategory::where('created_by', \Auth::user()->creatorId())->where('type', 1)->get()->pluck('name', 'id');
            $category->prepend('Select Category', '');
            $product_services = ProductService::where('created_by', \Auth::user()->creatorId())->get()->pluck('name', 'id');
            $product_services->prepend('--', '');

            return view('invoice.create', compact('customers', 'invoice_number', 'product_services', 'category', 'customFields', 'customerId'));
        }
        else
        {
            return response()->json(['error' => __('Permission denied.')], 401);
        }
    }

    public function customer(Request $request)
    {
        $customer = Customer::where('id', '=', $request->id)->first();

        return view('invoice.customer_detail', compact('customer'));
    }

    public function product(Request $request)
    {

        $data['product']     = $product = ProductService::find($request->product_id);
        $data['unit']        = (!empty($product->unit())) ? $product->unit()->name : '';
        $data['taxRate']     = $taxRate = !empty($product->tax_id) ? $product->taxRate($product->tax_id) : 0;
        $data['taxes']       = !empty($product->tax_id) ? $product->tax($product->tax_id) : 0;
        $salePrice           = $product->sale_price;
        $quantity            = 1;
        $taxPrice            = ($taxRate / 100) * ($salePrice * $quantity);
        $data['totalAmount'] = ($salePrice * $quantity);

        return json_encode($data);
    }

    public function store(Request $request)
    {
        if(\Auth::user()->can('create invoice'))
        {
            $validator = \Validator::make(
                $request->all(), [
                                   'customer_id' => 'required',
                                   'issue_date' => 'required',
                                   'due_date' => 'required',
                                   'category_id' => 'required',
                                   'items' => 'required',
                               ]
            );
            if($validator->fails())
            {
                $messages = $validator->getMessageBag();

                return redirect()->back()->with('error', $messages->first());
            }
            $status = Invoice::$statues;

            $invoice                 = new Invoice();
            $invoice->invoice_id     = $this->invoiceNumber();
            $invoice->customer_id    = $request->customer_id;
            $invoice->status         = 0;
            $invoice->issue_date     = $request->issue_date;
            $invoice->due_date       = $request->due_date;
            $invoice->category_id    = $request->category_id;
            $invoice->ref_number     = $request->ref_number;
//            $invoice->discount_apply = isset($request->discount_apply) ? 1 : 0;
            $invoice->created_by     = \Auth::user()->creatorId();
            $invoice->save();
            CustomField::saveData($invoice, $request->customField);
            $products = $request->items;



            for($i = 0; $i < count($products); $i++)
            {

                $invoiceProduct              = new InvoiceProduct();
                $invoiceProduct->invoice_id  = $invoice->id;
                $invoiceProduct->product_id  = $products[$i]['item'];
                $invoiceProduct->quantity    = $products[$i]['quantity'];
                $invoiceProduct->tax         = $products[$i]['tax'];
//                $invoiceProduct->discount    = isset($products[$i]['discount']) ? $products[$i]['discount'] : 0;
                $invoiceProduct->discount    = $products[$i]['discount'];
                $invoiceProduct->price       = $products[$i]['price'];
                $invoiceProduct->description = $products[$i]['description'];

                $invoiceProduct->save();

                //inventory management (Quantity)


                Utility::total_quantity('minus',$invoiceProduct->quantity,$invoiceProduct->product_id);

                //Slack Notification
                $setting  = Utility::settings(\Auth::user()->creatorId());
                if(isset($setting['invoice_notification']) && $setting['invoice_notification'] ==1){
                    $msg = __("New Invoice").' '. \Auth::user()->invoiceNumberFormat($invoice->invoice_id).' '. __("created by").' ' .\Auth::user()->name.'.';
                    Utility::send_slack_msg($msg);
                }

                //Telegram Notification
                $setting  = Utility::settings(\Auth::user()->creatorId());
                if(isset($setting['telegram_invoice_notification']) && $setting['telegram_invoice_notification'] ==1){
                    $msg = __("New Invoice").' '. \Auth::user()->invoiceNumberFormat($invoice->invoice_id).' '. __("created by").' ' .\Auth::user()->name.'.';
                    Utility::send_telegram_msg($msg);
                }
            }

            //Twilio Notification
            $setting  = Utility::settings(\Auth::user()->creatorId());
            $customer = Customer::find($request->customer_id);
            if(isset($setting['twilio_invoice_notification']) && $setting['twilio_invoice_notification'] ==1)
            {
                $msg = __("New Invoice").' '. \Auth::user()->invoiceNumberFormat($invoice->invoice_id).' '. __("created by").' ' .\Auth::user()->name.'.';
                Utility::send_twilio_msg($customer->contact,$msg);
            }

            //Product Stock Report
            $type='invoice';
            $type_id = $invoice->id;
            StockReport::where('type','=','invoice')->where('type_id' ,'=', $invoice->id)->delete();
            $description=$invoiceProduct->quantity.'  '.__(' quantity sold in invoice').' '. \Auth::user()->invoiceNumberFormat($invoice->invoice_id);
            Utility::addProductStock( $invoiceProduct->product_id,$invoiceProduct->quantity,$type,$description,$type_id);


            return redirect()->route('invoice.index', $invoice->id)->with('success', __('Invoice successfully created.'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function edit($ids)
    {
        if(\Auth::user()->can('edit invoice'))
        {
            $id      = Crypt::decrypt($ids);
            $invoice = Invoice::find($id);

            $invoice_number = \Auth::user()->invoiceNumberFormat($invoice->invoice_id);
            $customers      = Customer::where('created_by', \Auth::user()->creatorId())->get()->pluck('name', 'id');
            $category       = ProductServiceCategory::where('created_by', \Auth::user()->creatorId())->where('type', 1)->get()->pluck('name', 'id');
            $category->prepend('Select Category', '');
            $product_services = ProductService::where('created_by', \Auth::user()->creatorId())->get()->pluck('name', 'id');

            $invoice->customField = CustomField::getData($invoice, 'invoice');
            $customFields         = CustomField::where('created_by', '=', \Auth::user()->creatorId())->where('module', '=', 'invoice')->get();

            return view('invoice.edit', compact('customers', 'product_services', 'invoice', 'invoice_number', 'category', 'customFields'));
        }
        else
        {
            return response()->json(['error' => __('Permission denied.')], 401);
        }
    }

    public function update(Request $request, Invoice $invoice)
    {

        if (\Auth::user()->can('edit invoice')) {
            if ($invoice->created_by == \Auth::user()->creatorId()) {
                $validator = \Validator::make(
                    $request->all(),
                    [
                        'customer_id' => 'required',
                        'issue_date' => 'required',
                        'due_date' => 'required',
                        'category_id' => 'required',
                        'items' => 'required',
                    ]
                );
                if ($validator->fails()) {
                    $messages = $validator->getMessageBag();

                    return redirect()->route('invoice.index')->with('error', $messages->first());
                }
                $invoice->customer_id    = $request->customer_id;
                $invoice->issue_date     = $request->issue_date;
                $invoice->due_date       = $request->due_date;
                $invoice->ref_number     = $request->ref_number;
//                $invoice->discount_apply = isset($request->discount_apply) ? 1 : 0;
                $invoice->category_id    = $request->category_id;
                $invoice->save();

                Utility::starting_number( $invoice->invoice_id + 1, 'invoice');
                CustomField::saveData($invoice, $request->customField);
                $products = $request->items;

                for ($i = 0; $i < count($products); $i++) {
                    $invoiceProduct = InvoiceProduct::find($products[$i]['id']);
                    // Utility::total_quantity('minus',$invoiceProduct->quantity,$invoiceProduct->product_id);


                    if ($invoiceProduct == null) {
                        $invoiceProduct             = new InvoiceProduct();
                        $invoiceProduct->invoice_id = $invoice->id;

                        Utility::total_quantity('minus',$products[$i]['quantity'],$products[$i]['item']);
                    }
                    else{
                        Utility::total_quantity('plus',$invoiceProduct->quantity,$invoiceProduct->product_id);

                    }

                    if (isset($products[$i]['item'])) {
                        $invoiceProduct->product_id = $products[$i]['item'];
                    }

                    $invoiceProduct->quantity    = $products[$i]['quantity'];
                    $invoiceProduct->tax         = $products[$i]['tax'];
//                    $invoiceProduct->discount    = isset($products[$i]['discount']) ? $products[$i]['discount'] : 0;
                    $invoiceProduct->discount    = $products[$i]['discount'];
                    $invoiceProduct->price       = $products[$i]['price'];
                    $invoiceProduct->description = $products[$i]['description'];
                    $invoiceProduct->save();

                    // Utility::total_quantity('plus',$products[$i]['quantity'],$invoiceProduct->product_id);
                    if($products[$i]['id'] > 0){
                        Utility::total_quantity('minus',$products[$i]['quantity'],$invoiceProduct->product_id);
                    }
//                    else{
//                        Utility::total_quantity('minus',$products[$i]['quantity'],$products[$i]['item']);
//                    }

                    //Product Stock Report
                    $type='invoice';
                    $type_id = $invoice->id;
                    StockReport::where('type','=','invoice')->where('type_id' ,'=', $invoice->id)->delete();
                    $description=$products[$i]['quantity'].'  '.__(' quantity sold in invoice').' '. \Auth::user()->invoiceNumberFormat($invoice->invoice_id);
                    if(empty($products[$i]['id'])){
                        Utility::addProductStock( $products[$i]['item'],$products[$i]['quantity'],$type,$description,$type_id);
                    }

                    // Utility::addProductStock( $products[$i]['item'],$products[$i]['quantity'],$type,$description,$type_id);

                }

                return redirect()->route('invoice.index')->with('success', __('Invoice successfully updated.'));
            } else {
                return redirect()->back()->with('error', __('Permission denied.'));
            }
        } else {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    function invoiceNumber()
    {
        $latest = Invoice::where('created_by', '=', \Auth::user()->creatorId())->latest()->first();
        if(!$latest)
        {
            return 1;
        }

        return $latest->invoice_id + 1;
    }

    public function show($ids)
    {

        if(\Auth::user()->can('show invoice'))
        {
            $id      = Crypt::decrypt($ids);
            $invoice = Invoice::find($id);

            if(!empty($invoice->created_by) == \Auth::user()->creatorId())
            {
                $invoicePayment = InvoicePayment::where('invoice_id', $invoice->id)->first();

                $customer             = $invoice->customer;
                $iteams               = $invoice->items;
                $user                 = \Auth::user();
                $invoice->customField = CustomField::getData($invoice, 'invoice');
                $customFields         = CustomField::where('created_by', '=', \Auth::user()->creatorId())->where('module', '=', 'invoice')->get();

                return view('invoice.view', compact('invoice', 'customer', 'iteams', 'invoicePayment', 'customFields', 'user'));
            }
            else
            {
                return redirect()->back()->with('error', __('Permission denied.'));
            }
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function destroy(Invoice $invoice,Request $request)
    {
        if(\Auth::user()->can('delete invoice'))
        {
            if($invoice->created_by == \Auth::user()->creatorId())
            {
                foreach($invoice->payments as $invoices)
                {
                    Utility::bankAccountBalance($invoices->account_id, $invoices->amount, 'debit');
                    $invoices->delete();

                    $invoicepayment = InvoicePayment::find($invoices->id);
                    $invoicepayment->delete();


                }
                $invoice->delete();
                if($invoice->customer_id != 0)
                {
                    Utility::userBalance('customer', $invoice->customer_id, $invoice->getTotal(), 'debit');
                }

                CreditNote::where('invoice', '=', $invoice->id)->delete();

                InvoiceProduct::where('invoice_id', '=', $invoice->id)->delete();

                return redirect()->route('invoice.index')->with('success', __('Invoice successfully deleted.'));
            }
            else
            {
                return redirect()->back()->with('error', __('Permission denied.'));
            }
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function productDestroy(Request $request)
    {

        if(\Auth::user()->can('delete invoice product'))
        {
            InvoiceProduct::where('id', '=', $request->id)->delete();

            return redirect()->back()->with('success', __('Bill product successfully deleted.'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function customerInvoice(Request $request)
    {
        if(\Auth::user()->can('manage customer invoice'))
        {

            $status = Invoice::$statues;

            $query = Invoice::where('customer_id', '=', \Auth::user()->id)->where('status', '!=', '0')->where('created_by', \Auth::user()->creatorId());

            if(!empty($request->issue_date))
            {
                $date_range = explode(' - ', $request->issue_date);
                $query->whereBetween('issue_date', $date_range);
            }

            if(!empty($request->status))
            {
                $query->where('status', '=', $request->status);
            }
            $invoices = $query->get();

            return view('invoice.index', compact('invoices', 'status'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission Denied.'));
        }
    }

    public function customerInvoiceShow($id)
    {
        $invoice = Invoice::where('id', $id)->first();
        $user    = User::where('id', $invoice->created_by)->first();
        if($invoice->created_by == $user->creatorId())
        {
            $customer = $invoice->customer;
            $iteams   = $invoice->items;
            if($user->type == 'super admin')
            {
                return view('invoice.view', compact('invoice', 'customer', 'iteams', 'user'));
            }
            elseif($user->type == 'company')
            {
                return view('invoice.customer_invoice', compact('invoice', 'customer', 'iteams', 'user'));
            }
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function sent($id)
    {

        if(\Auth::user()->can('send invoice'))
        {
            // Send Email
            $setings = Utility::settings();

            if($setings['customer_invoice_sent'] == 1)
            {
                $invoice            = Invoice::where('id', $id)->first();
                $invoice->send_date = date('Y-m-d');
                $invoice->status    = 1;
                $invoice->save();

                $customer         = Customer::where('id', $invoice->customer_id)->first();
                $invoice->name    = !empty($customer) ? $customer->name : '';
                $invoice->invoice = \Auth::user()->invoiceNumberFormat($invoice->invoice_id);

                $invoiceId    = Crypt::encrypt($invoice->id);
                $invoice->url = route('invoice.pdf', $invoiceId);

                Utility::userBalances('customer', $customer->id, $invoice->getTotal(), 'credit');

                $customerArr = [

                    'customer_name'=> $customer->name,
                    'customer_email' => $customer->email,
                    'invoice_name' => $customer->name,
                    'invoice_number' => $invoice->invoice,
                    'invoice_url' => $invoice->url,

                ];
                $resp = Utility::sendEmailTemplate('customer_invoice_sent', [$customer->id => $customer->email], $customerArr);


                return redirect()->back()->with('success', __('Invoice successfully sent.') .(($resp['is_success'] == false && !empty($resp['error'])) ? '<br> <span class="text-danger">' . $resp['error'] . '</span>' : ''));

            }


        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function resent($id)
    {
        if(\Auth::user()->can('send invoice'))
        {
            $invoice = Invoice::where('id', $id)->first();

            $customer         = Customer::where('id', $invoice->customer_id)->first();
            $invoice->name    = !empty($customer) ? $customer->name : '';
            $invoice->invoice = \Auth::user()->invoiceNumberFormat($invoice->invoice_id);

            $invoiceId    = Crypt::encrypt($invoice->id);
            $invoice->url = route('invoice.pdf', $invoiceId);
            $customerArr = [

                'customer_name'=> $customer->name,
                'customer_email' => $customer->email,
                'invoice_name' => $customer->name,
                'invoice_number' => $invoice->invoice,
                'invoice_url' => $invoice->url,

            ];
            $resp = Utility::sendEmailTemplate('customer_invoice_sent', [$customer->id => $customer->email], $customerArr);

            return redirect()->back()->with('success', __('Invoice successfully sent.') .(($resp['is_success'] == false && !empty($resp['error'])) ? '<br> <span class="text-danger">' . $resp['error'] . '</span>' : ''));

        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function payment($invoice_id)
    {
        if(\Auth::user()->can('create payment invoice'))
        {
            $invoice = Invoice::where('id', $invoice_id)->first();

            $customers  = Customer::where('created_by', '=', \Auth::user()->creatorId())->get()->pluck('name', 'id');
            $categories = ProductServiceCategory::where('created_by', '=', \Auth::user()->creatorId())->get()->pluck('name', 'id');
            $accounts   = BankAccount::select('*', \DB::raw("CONCAT(bank_name,' ',holder_name) AS name"))->where('created_by', \Auth::user()->creatorId())->get()->pluck('name', 'id');

            return view('invoice.payment', compact('customers', 'categories', 'accounts', 'invoice'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function createPayment(Request $request, $invoice_id)
    {


        if(\Auth::user()->can('create payment invoice'))
        {
            $validator = \Validator::make(
                $request->all(), [
                                   'date' => 'required',
                                   'amount' => 'required',
                                   'account_id' => 'required',
                               ]
            );
            if($validator->fails())
            {
                $messages = $validator->getMessageBag();

                return redirect()->back()->with('error', $messages->first());
            }

            $invoicePayment                 = new InvoicePayment();
            $invoicePayment->invoice_id     = $invoice_id;
            $invoicePayment->date           = $request->date;
            $invoicePayment->amount         = $request->amount;
            $invoicePayment->account_id     = $request->account_id;
            $invoicePayment->payment_method = 0;
            $invoicePayment->reference      = $request->reference;
            $invoicePayment->description    = $request->description;
            if(!empty($request->add_receipt))
            {
                $fileName = time() . "_" . $request->add_receipt->getClientOriginalName();
                $request->add_receipt->storeAs('uploads/payment', $fileName);
                $invoicePayment->add_receipt = $fileName;
            }

            $invoicePayment->save();

            $invoice = Invoice::where('id', $invoice_id)->first();
            $due     = $invoice->getDue();
            $total   = $invoice->getTotal();
            if($invoice->status == 0)
            {
                $invoice->send_date = date('Y-m-d');
                $invoice->save();
            }

            if($due <= 0)
            {
                $invoice->status = 4;
                $invoice->save();
            }
            else
            {
                $invoice->status = 3;
                $invoice->save();
            }
            $invoicePayment->user_id    = $invoice->customer_id;
            $invoicePayment->user_type  = 'Customer';
            $invoicePayment->type       = 'Partial';
            $invoicePayment->created_by = \Auth::user()->id;
            $invoicePayment->payment_id = $invoicePayment->id;
            $invoicePayment->category   = 'Invoice';
            $invoicePayment->account    = $request->account_id;

            Transaction::addTransaction($invoicePayment);
            $customer = Customer::where('id', $invoice->customer_id)->first();


            $payment            = new InvoicePayment();
            $payment->name      = $customer['name'];
            $payment->date      = \Auth::user()->dateFormat($request->date);
            $payment->amount    = \Auth::user()->priceFormat($request->amount);
            $payment->invoice   = 'invoice ' . \Auth::user()->invoiceNumberFormat($invoice->invoice_id);
            $payment->dueAmount = \Auth::user()->priceFormat($invoice->getDue());

            Utility::userBalances('customer', $invoice->customer_id, $request->amount, 'debit');

            Utility::bankAccountBalance($request->account_id, $request->amount, 'credit');

            // Send Email
            $setings = Utility::settings();
            if($setings['new_invoice_payment'] == 1)
            {
                $customer = Customer::where('id', $invoice->customer_id)->first();
                $invoicePaymentArr = [
                    'invoice_payment_name'   => $customer->name,
                    'invoice_payment_amount'   => $payment->amount,
                    'invoice_payment_date'  =>$payment->date,
                    'payment_dueAmount'  => $payment->dueAmount,

                ];


                $resp = Utility::sendEmailTemplate('new_invoice_payment', [$customer->id => $customer->email], $invoicePaymentArr);

                return redirect()->back()->with('success', __('Payment successfully added.') . (($resp['is_success'] == false && !empty($resp['error'])) ? '<br> <span class="text-danger">' . $resp['error'] . '</span>' : ''));


            }


            return redirect()->back()->with('success', __('Payment successfully added.') . ((isset($smtp_error)) ? '<br> <span class="text-danger">' . $smtp_error . '</span>' : ''));
        }

    }

    public function paymentDestroy(Request $request, $invoice_id, $payment_id)
    {

        if(\Auth::user()->can('delete payment invoice'))
        {
            $payment = InvoicePayment::find($payment_id);

            InvoicePayment::where('id', '=', $payment_id)->delete();

            $invoice = Invoice::where('id', $invoice_id)->first();
            $due     = $invoice->getDue();
            $total   = $invoice->getTotal();

            if($due > 0 && $total != $due)
            {
                $invoice->status = 3;

            }
            else
            {
                $invoice->status = 2;
            }

            $invoice->save();
            $type = 'Partial';
            $user = 'Customer';
            Transaction::destroyTransaction($payment_id, $type, $user);

            Utility::userBalance('customer', $invoice->customer_id, $payment->amount, 'credit');

            Utility::bankAccountBalance($payment->account_id, $payment->amount, 'debit');

            return redirect()->back()->with('success', __('Payment successfully deleted.'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function paymentReminder($invoice_id)
    {

//        dd($invoice_id);
        $invoice            = Invoice::find($invoice_id);
        $customer           = Customer::where('id', $invoice->customer_id)->first();
        $invoice->dueAmount = \Auth:: user()->priceFormat($invoice->getDue());
        $invoice->name      = $customer['name'];
        $invoice->date      = \Auth::user()->dateFormat($invoice->send_date);
        $invoice->invoice   = \Auth::user()->invoiceNumberFormat($invoice->invoice_id);

        // Send Email
        $setings = Utility::settings();
        if($setings['new_payment_reminder'] == 1)
        {
            $invoice            = Invoice::find($invoice_id);
            $customer           = Customer::where('id', $invoice->customer_id)->first();
            $invoice->dueAmount = \Auth:: user()->priceFormat($invoice->getDue());
            $invoice->name      = $customer['name'];
            $invoice->date      = \Auth::user()->dateFormat($invoice->send_date);
            $invoice->invoice   = \Auth::user()->invoiceNumberFormat($invoice->invoice_id);

            $reminderArr = [

                'payment_reminder_name'=> $invoice->name,
                'invoice_payment_number' =>$invoice->invoice,
                'invoice_payment_dueAmount'=>$invoice->dueAmount,
                'payment_reminder_date' => $invoice->date,

            ];


            $resp = Utility::sendEmailTemplate('new_payment_reminder', [$customer->id => $customer->email], $reminderArr);

        }

        //Twilio Notification
        $setting  = Utility::settings(\Auth::user()->creatorId());
        $customer = Customer::find($invoice->customer_id);
        if(isset($setting['twilio_reminder_notification']) && $setting['twilio_reminder_notification'] ==1)
        {
            $msg = __("New Payment Reminder of ").' '. \Auth::user()->invoiceNumberFormat($invoice->invoice_id).' '. __("created by").' ' .\Auth::user()->name.'.';
            Utility::send_twilio_msg($customer->contact,$msg);
        }

        return redirect()->back()->with('success', __('Payment reminder successfully send.') .(($resp['is_success'] == false && !empty($resp['error'])) ? '<br> <span class="text-danger">' . $resp['error'] . '</span>' : ''));
    }

    public function customerInvoiceSend($invoice_id)
    {
        return view('customer.invoice_send', compact('invoice_id'));
    }

    public function customerInvoiceSendMail(Request $request, $invoice_id)
    {
        $validator = \Validator::make(
            $request->all(), [
                               'email' => 'required|email',
                           ]
        );
        if($validator->fails())
        {
            $messages = $validator->getMessageBag();

            return redirect()->back()->with('error', $messages->first());
        }

        $email   = $request->email;
        $invoice = Invoice::where('id', $invoice_id)->first();

        $customer         = Customer::where('id', $invoice->customer_id)->first();
        $invoice->name    = !empty($customer) ? $customer->name : '';
        $invoice->invoice = \Auth::user()->invoiceNumberFormat($invoice->invoice_id);

        $invoiceId    = Crypt::encrypt($invoice->id);
        $invoice->url = route('invoice.pdf', $invoiceId);

        try
        {
            Mail::to($email)->send(new CustomerInvoiceSend($invoice));
        }
        catch(\Exception $e)
        {
            $smtp_error = __('E-Mail has been not sent due to SMTP configuration');
        }

        return redirect()->back()->with('success', __('Invoice successfully sent.') . ((isset($smtp_error)) ? '<br> <span class="text-danger">' . $smtp_error . '</span>' : ''));

    }

    public function shippingDisplay(Request $request, $id)
    {
        $invoice = Invoice::find($id);

        if($request->is_display == 'true')
        {
            $invoice->shipping_display = 1;
        }
        else
        {
            $invoice->shipping_display = 0;
        }
        $invoice->save();

        return redirect()->back()->with('success', __('Shipping address status successfully changed.'));
    }

    public function duplicate($invoice_id)
    {
        if(\Auth::user()->can('duplicate invoice'))
        {
            $invoice                            = Invoice::where('id', $invoice_id)->first();
            $duplicateInvoice                   = new Invoice();
            $duplicateInvoice->invoice_id       = $this->invoiceNumber();
            $duplicateInvoice->customer_id      = $invoice['customer_id'];
            $duplicateInvoice->issue_date       = date('Y-m-d');
            $duplicateInvoice->due_date         = $invoice['due_date'];
            $duplicateInvoice->send_date        = null;
            $duplicateInvoice->category_id      = $invoice['category_id'];
            $duplicateInvoice->ref_number       = $invoice['ref_number'];
            $duplicateInvoice->status           = 0;
            $duplicateInvoice->shipping_display = $invoice['shipping_display'];
            $duplicateInvoice->created_by       = $invoice['created_by'];
            $duplicateInvoice->save();

            if($duplicateInvoice)
            {
                $invoiceProduct = InvoiceProduct::where('invoice_id', $invoice_id)->get();
                foreach($invoiceProduct as $product)
                {
                    $duplicateProduct             = new InvoiceProduct();
                    $duplicateProduct->invoice_id = $duplicateInvoice->id;
                    $duplicateProduct->product_id = $product->product_id;
                    $duplicateProduct->quantity   = $product->quantity;
                    $duplicateProduct->tax        = $product->tax;
                    $duplicateProduct->discount   = $product->discount;
                    $duplicateProduct->price      = $product->price;
                    $duplicateProduct->save();
                }
            }

            return redirect()->back()->with('success', __('Invoice duplicate successfully.'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }
    }

    public function previewInvoice($template, $color)
    {
        $objUser  = \Auth::user();
        $settings = Utility::settings();
        $invoice  = new Invoice();

        $customer                   = new \stdClass();
        $customer->email            = '<Email>';
        $customer->shipping_name    = '<Customer Name>';
        $customer->shipping_country = '<Country>';
        $customer->shipping_state   = '<State>';
        $customer->shipping_city    = '<City>';
        $customer->shipping_phone   = '<Customer Phone Number>';
        $customer->shipping_zip     = '<Zip>';
        $customer->shipping_address = '<Address>';
        $customer->billing_name     = '<Customer Name>';
        $customer->billing_country  = '<Country>';
        $customer->billing_state    = '<State>';
        $customer->billing_city     = '<City>';
        $customer->billing_phone    = '<Customer Phone Number>';
        $customer->billing_zip      = '<Zip>';
        $customer->billing_address  = '<Address>';

        $totalTaxPrice = 0;
        $taxesData     = [];

        $items = [];
        for($i = 1; $i <= 3; $i++)
        {
            $item           = new \stdClass();
            $item->name     = 'Item ' . $i;
            $item->quantity = 1;
            $item->tax      = 5;
            $item->discount = 50;
            $item->price    = 100;

            $taxes = [
                'Tax 1',
                'Tax 2',
            ];

            $itemTaxes = [];
            foreach($taxes as $k => $tax)
            {
                $taxPrice         = 10;
                $totalTaxPrice    += $taxPrice;
                $itemTax['name']  = 'Tax ' . $k;
                $itemTax['rate']  = '10 %';
                $itemTax['price'] = '$10';
                $itemTax['tax_price'] = 10;
                $itemTaxes[]      = $itemTax;
                if(array_key_exists('Tax ' . $k, $taxesData))
                {
                    $taxesData['Tax ' . $k] = $taxesData['Tax 1'] + $taxPrice;
                }
                else
                {
                    $taxesData['Tax ' . $k] = $taxPrice;
                }
            }
            $item->itemTax = $itemTaxes;
            $items[]       = $item;
        }

        $invoice->invoice_id = 1;
        $invoice->issue_date = date('Y-m-d H:i:s');
        $invoice->due_date   = date('Y-m-d H:i:s');
        $invoice->itemData   = $items;

        $invoice->totalTaxPrice = 60;
        $invoice->totalQuantity = 3;
        $invoice->totalRate     = 300;
        $invoice->totalDiscount = 10;
        $invoice->taxesData     = $taxesData;
        $invoice->created_by     = $objUser->creatorId();

        $invoice->customField   = [];
        $customFields           = [];

        $preview    = 1;
        $color      = '#' . $color;
        $font_color = Utility::getFontColor($color);

        $logo         = asset(Storage::url('uploads/logo/'));
        $company_logo = Utility::getValByName('company_logo_dark');
        $invoice_logo = Utility::getValByName('invoice_logo');
        if(isset($invoice_logo) && !empty($invoice_logo))
        {
            $img = Utility::get_file('invoice_logo/') . $invoice_logo;
        }
        else{
            $img          = asset($logo . '/' . (isset($company_logo) && !empty($company_logo) ? $company_logo : 'logo-dark.png'));
        }



        return view('invoice.templates.' . $template, compact('invoice', 'preview', 'color', 'img', 'settings', 'customer', 'font_color', 'customFields'));
    }

    public function invoice($invoice_id)
    {
        $settings = Utility::settings();

        $invoiceId = Crypt::decrypt($invoice_id);
        $invoice   = Invoice::where('id', $invoiceId)->first();

        $data  = DB::table('settings');
        $data  = $data->where('created_by', '=', $invoice->created_by);
        $data1 = $data->get();

        foreach($data1 as $row)
        {
            $settings[$row->name] = $row->value;
        }

        $customer      = $invoice->customer;
        $items         = [];
        $totalTaxPrice = 0;
        $totalQuantity = 0;
        $totalRate     = 0;
        $totalDiscount = 0;
        $taxesData     = [];
        foreach($invoice->items as $product)
        {
            $item              = new \stdClass();
            $item->name        = !empty($product->product()) ? $product->product()->name : '';
            $item->quantity    = $product->quantity;
            $item->tax         = $product->tax;
            $item->discount    = $product->discount;
            $item->price       = $product->price;
            $item->description = $product->description;

            $totalQuantity += $item->quantity;
            $totalRate     += $item->price;
            $totalDiscount += $item->discount;

            $taxes = Utility::tax($product->tax);

            $itemTaxes = [];
            if(!empty($item->tax))
            {
                foreach($taxes as $tax)
                {
                    $taxPrice      = Utility::taxRate($tax->rate, $item->price, $item->quantity,$item->discount);
                    $totalTaxPrice += $taxPrice;

                    $itemTax['name']  = $tax->name;
                    $itemTax['rate']  = $tax->rate . '%';
                    $itemTax['price'] = Utility::priceFormat($settings, $taxPrice);
                    $itemTax['tax_price'] =$taxPrice;
                    $itemTaxes[]      = $itemTax;


                    if(array_key_exists($tax->name, $taxesData))
                    {
                        $taxesData[$tax->name] = $taxesData[$tax->name] + $taxPrice;
                    }
                    else
                    {
                        $taxesData[$tax->name] = $taxPrice;
                    }

                }
                $item->itemTax = $itemTaxes;
            }
            else
            {
                $item->itemTax = [];
            }
            $items[] = $item;
        }

        $invoice->itemData      = $items;
        $invoice->totalTaxPrice = $totalTaxPrice;
        $invoice->totalQuantity = $totalQuantity;
        $invoice->totalRate     = $totalRate;
        $invoice->totalDiscount = $totalDiscount;
        $invoice->taxesData     = $taxesData;
        $invoice->customField   = CustomField::getData($invoice, 'invoice');
        $customFields           = [];
        if(!empty(\Auth::user()))
        {
            $customFields = CustomField::where('created_by', '=', \Auth::user()->creatorId())->where('module', '=', 'invoice')->get();
        }
//
//        $logo         = asset(Storage::url('uploads/logo/'));
//        $company_logo = Utility::getValByName('company_logo_dark');
//        $img          = asset($logo . '/' . (isset($company_logo) && !empty($company_logo) ? $company_logo : 'logo-dark.png'));

        $logo         = asset(Storage::url('uploads/logo/'));
        $company_logo = Utility::getValByName('company_logo_dark');
        $settings_data = \App\Models\Utility::settingsById($invoice->created_by);
        $invoice_logo = $settings_data['invoice_logo'];
        if(isset($invoice_logo) && !empty($invoice_logo))
        {
            $img = Utility::get_file('invoice_logo/') . $invoice_logo;
        }
        else{
            $img          = asset($logo . '/' . (isset($company_logo) && !empty($company_logo) ? $company_logo : 'logo-dark.png'));
        }


        if($invoice)
        {
            $color      = '#' . $settings['invoice_color'];
            $font_color = Utility::getFontColor($color);

            return view('invoice.templates.' . $settings['invoice_template'], compact('invoice', 'color', 'settings', 'customer', 'img', 'font_color', 'customFields'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission denied.'));
        }

    }

    public function saveTemplateSettings(Request $request)
    {

        $post = $request->all();
        unset($post['_token']);

        if(isset($post['invoice_template']) && (!isset($post['invoice_color']) || empty($post['invoice_color'])))
        {
            $post['invoice_color'] = "ffffff";
        }


        if($request->invoice_logo)
        {
            $dir = 'invoice_logo/';
            $invoice_logo = \Auth::user()->id . '_invoice_logo.png';
            $validation =[
                'mimes:'.'png',
                'max:'.'20480',
            ];
            $path = Utility::upload_file($request,'invoice_logo',$invoice_logo,$dir,$validation);

            if($path['flag']==0)
            {
                return redirect()->back()->with('error', __($path['msg']));
            }
            $post['invoice_logo'] = $invoice_logo;
        }

        foreach($post as $key => $data)
        {
            \DB::insert(
                'insert into settings (`value`, `name`,`created_by`) values (?, ?, ?) ON DUPLICATE KEY UPDATE `value` = VALUES(`value`) ', [
                                                                                                                                             $data,
                                                                                                                                             $key,
                                                                                                                                             \Auth::user()->creatorId(),
                                                                                                                                         ]
            );
        }

        return redirect()->back()->with('success', __('Invoice Setting updated successfully'));
    }

    public function items(Request $request)
    {
        $items = InvoiceProduct::where('invoice_id', $request->invoice_id)->where('product_id', $request->product_id)->first();

        return json_encode($items);
    }

    public function invoiceLink($invoiceId)
    {
        $id             = Crypt::decrypt($invoiceId);
        $invoice        = Invoice::find($id);
        if(!empty($invoice))
        {
            $user_id        = $invoice->created_by;
            $user           = User::find($user_id);
            $invoicePayment = InvoicePayment::where('invoice_id', $invoice->id)->first();
            $customer = $invoice->customer;
            $iteams   = $invoice->items;
            $invoice->customField = CustomField::getData($invoice, 'invoice');
            $customFields         = CustomField::where('module', '=', 'invoice')->get();
            $company_payment_setting = Utility::getCompanyPaymentSetting($user_id);

            return view('invoice.customer_invoice', compact('invoice', 'customer', 'iteams', 'invoicePayment', 'customFields', 'user','company_payment_setting'));
        }
        else
        {
            return redirect()->back()->with('error', __('Permission Denied.'));
        }

    }

    public function export()
    {
        $name = 'invoice_' . date('Y-m-d i:h:s');
        $data = Excel::download(new InvoiceExport(), $name . '.xlsx'); ob_end_clean();

        return $data;
    }


}

