Add invoice list tab on customer detail page

app/Entities/Partners/Customer.php

@@ -23,6 +23,11 @@ class Customer extends Model
         return $this->hasMany('App\Entities\Subscriptions\Subscription');
     }
 
+    public function invoices()
+    {
+        return $this->hasManyThrough('App\Entities\Invoices\Invoice', 'App\Entities\Projects\Project');
+    }
+
     public function nameLink()
     {
         return link_to_route('customers.show', $this->name, [$this->id], [

app/Http/Controllers/Customers/InvoicesController.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Http\Controllers\Customers;
+
+use App\Entities\Partners\Customer;
+use App\Http\Controllers\Controller;
+
+/**
+ * Customer Invoices Controller.
+ *
+ * @author Nafies Luthfi <nafiesL@gmail.com>
+ */
+class InvoicesController extends Controller
+{
+    public function index(Customer $customer)
+    {
+        $invoices = $customer->invoices()->orderBy('due_date')->get();
+
+        return view('customers.invoices', compact('customer', 'invoices'));
+    }
+}

resources/lang/en/customer.php

@@ -35,4 +35,5 @@ return [
     'projects'      => 'Project List',
     'payments'      => 'Payment History',
     'subscriptions' => 'Subscription List',
+    'invoices'      => 'Invoice List',
 ];

resources/lang/id/customer.php

@@ -35,4 +35,5 @@ return [
     'projects'      => 'List Project',
     'payments'      => 'History Pembayaran',
     'subscriptions' => 'List Langganan',
+    'invoices'      => 'List Invoice',
 ];

resources/views/customers/invoices.blade.php

@@ -0,0 +1,58 @@
+@extends('layouts.customer')
+
+@section('title', trans('invoice.list'))
+
+@section('content-customer')
+<div class="panel panel-default">
+    <table class="table table-condensed">
+        <thead>
+            <th class="text-center">{{ trans('app.table_no') }}</th>
+            <th class="col-md-2 text-center">{{ trans('invoice.number') }}</th>
+            <th class="col-md-2 text-center">{{ trans('app.date') }}</th>
+            <th class="col-md-2">{{ trans('project.project') }}</th>
+            <th class="col-md-2">{{ trans('invoice.customer') }}</th>
+            <th class="col-md-2 text-right">{{ trans('invoice.amount') }}</th>
+            <th class="col-md-2 text-center">{{ trans('app.action') }}</th>
+        </thead>
+        <tbody>
+            @forelse($invoices as $key => $invoice)
+            <tr>
+                <td class="text-center">{{ 1 + $key }}</td>
+                <td class="text-center">{{ $invoice->numberLink() }}</td>
+                <td class="text-center">{{ $invoice->created_at->format('Y-m-d') }}</td>
+                <td>{{ $invoice->project->nameLink() }}</td>
+                <td>{{ $invoice->project->customer->nameLink() }}</td>
+                <td class="text-right">{{ formatRp($invoice->amount) }}</td>
+                <td class="text-center">
+                    {!! html_link_to_route(
+                        'invoices.show', '', [$invoice->number],
+                        [
+                            'icon' => 'search',
+                            'class' => 'btn btn-info btn-xs',
+                            'title' => 'Lihat ' . trans('invoice.show')
+                        ]
+                    ) !!}
+                    {!! html_link_to_route(
+                        'invoices.pdf', '', [$invoice->number],
+                        [
+                            'icon' => 'print',
+                            'class' => 'btn btn-default btn-xs',
+                            'title' => trans('invoice.print'), 'target' => '_blank'
+                        ]
+                    ) !!}
+                </td>
+            </tr>
+            @empty
+            <tr><td colspan="7">{{ trans('invoice.empty') }}</td></tr>
+            @endforelse
+        </tbody>
+        <tfoot>
+            <tr>
+                <th colspan="5" class="text-right">{{ trans('app.total') }}</th>
+                <th class="text-right">{{ formatRp($invoices->sum('amount')) }}</th>
+                <th></th>
+            </tr>
+        </tfoot>
+    </table>
+</div>
+@endsection

resources/views/customers/partials/nav-tabs.blade.php

@@ -12,5 +12,8 @@
     <li class="{{ Request::segment(3) == 'subscriptions' ? 'active' : '' }}">
         {!! link_to_route('customers.subscriptions', trans('customer.subscriptions').' ('.$customer->subscriptions->count().')', [$customer]) !!}
     </li>
+    <li class="{{ Request::segment(3) == 'invoices' ? 'active' : '' }}">
+        {!! link_to_route('customers.invoices', trans('customer.invoices').' ('.$customer->invoices->count().')', [$customer]) !!}
+    </li>
 </ul>
 <br>

routes/web.php

@@ -31,6 +31,7 @@ Route::group(['middleware' => ['web', 'auth']], function () {
     Route::get('customers/{customer}/projects', ['as' => 'customers.projects', 'uses' => 'Customers\ProjectsController@index']);
     Route::get('customers/{customer}/payments', ['as' => 'customers.payments', 'uses' => 'Customers\PaymentsController@index']);
     Route::get('customers/{customer}/subscriptions', ['as' => 'customers.subscriptions', 'uses' => 'Customers\SubscriptionsController@index']);
+    Route::get('customers/{customer}/invoices', ['as' => 'customers.invoices', 'uses' => 'Customers\InvoicesController@index']);
     Route::resource('customers', 'Partners\CustomersController');
 
     /*

tests/Unit/Models/CustomerTest.php

@@ -2,6 +2,7 @@
 
 namespace Tests\Unit\Models;
 
+use App\Entities\Invoices\Invoice;
 use App\Entities\Partners\Customer;
 use App\Entities\Payments\Payment;
 use App\Entities\Projects\Project;
@@ -42,6 +43,17 @@ class CustomerTest extends TestCase
     }
 
     /** @test */
+    public function a_customer_has_many_invoices_through_projects_relation()
+    {
+        $customer = factory(Customer::class)->create();
+        $project = factory(Project::class)->create(['customer_id' => $customer->id]);
+        $invoice = factory(Invoice::class)->create(['project_id' => $project->id]);
+
+        $this->assertInstanceOf(Collection::class, $customer->invoices);
+        $this->assertInstanceOf(Invoice::class, $customer->invoices->first());
+    }
+
+    /** @test */
     public function a_customer_has_name_link_method()
     {
         $customer = factory(Customer::class)->make();