customer panel dashboard add chart

app/Http/Controllers/Customers/Dashboard.php

@@ -4,10 +4,11 @@ namespace App\Http\Controllers\Customers;
 
 use App\Http\Controllers\Controller;
 use App\Models\Income\Invoice;
+use Charts;
+use Date;
 
 class Dashboard extends Controller
 {
-
     /**
      * Display a listing of the resource.
      *
@@ -19,6 +20,106 @@ class Dashboard extends Controller
 
         $invoices = Invoice::with('status')->accrued()->where('customer_id', $customer->id)->get();
 
-        return view('customers.dashboard.index', compact('customer', 'invoices'));
+        $start = Date::parse(request('start', Date::today()->startOfYear()->format('Y-m-d')));
+        $end = Date::parse(request('end', Date::today()->endOfYear()->format('Y-m-d')));
+
+        $start_month = $start->month;
+        $end_month = $end->month;
+
+        // Monthly
+        $labels = [];
+
+        $s = clone $start;
+
+        for ($j = $end_month; $j >= $start_month; $j--) {
+            $labels[$end_month - $j] = $s->format('M Y');
+
+            $s->addMonth();
+        }
+
+        $unpaid = $paid = $overdue = $partial_paid = [];
+
+        foreach ($invoices as $invoice) {
+            switch ($invoice->invoice_status_code) {
+                case 'paid':
+                    $paid[] = $invoice;
+                    break;
+                case 'partial':
+                    $partial_paid[] = $invoice;
+                    break;
+                case 'sent':
+                default:
+                    if (Date::today()->format('Y-m-d') > $invoice->due_at->format('Y-m-d')) {
+                        $overdue[] = $invoice;
+                    } else {
+                        $unpaid[] = $invoice;
+                    }
+            }
+        }
+
+        $total = count($unpaid) + count($paid) + count($partial_paid) + count($overdue);
+
+        $progress = [
+            'unpaid' => count($unpaid),
+            'paid' => count($paid),
+            'overdue' => count($overdue),
+            'partially_paid' => count($partial_paid),
+            'total' => $total,
+        ];
+
+        $unpaid = $this->calculateTotals($unpaid, $start, $end, 'unpaid');
+        $paid = $this->calculateTotals($paid, $start, $end, 'paid');
+        $partial_paid = $this->calculateTotals($partial_paid, $start, $end, 'partial');
+        $overdue = $this->calculateTotals($overdue, $start, $end, 'overdue');
+
+        $chart = Charts::multi('line', 'chartjs')
+            ->dimensions(0, 300)
+            ->colors(['#dd4b39', '#6da252', '#f39c12', '#00c0ef'])
+            ->dataset(trans('general.unpaid'), $unpaid)
+            ->dataset(trans('general.paid'), $paid)
+            ->dataset(trans('general.overdue'), $overdue)
+            ->dataset(trans('general.partially_paid'), $partial_paid)
+            ->labels($labels)
+            ->credits(false)
+            ->view('vendor.consoletvs.charts.chartjs.multi.line');
+
+        return view('customers.dashboard.index', compact('customer', 'invoices', 'progress', 'chart'));
+    }
+
+    private function calculateTotals($items, $start, $end, $type)
+    {
+        $totals = [];
+
+        $date_format = 'Y-m';
+
+        $n = 1;
+        $start_date = $start->format($date_format);
+        $end_date = $end->format($date_format);
+        $next_date = $start_date;
+
+        $s = clone $start;
+
+        while ($next_date <= $end_date) {
+            $totals[$next_date] = 0;
+
+            $next_date = $s->addMonths($n)->format($date_format);
+        }
+
+        $this->setTotals($totals, $items, $date_format, $type);
+
+        return $totals;
+    }
+
+    private function setTotals(&$totals, $items, $date_format, $type)
+    {
+        foreach ($items as $item) {
+            if ($type == 'partial') {
+                $item->amount = $item->payments()->paid();
+            }
+
+            $i = Date::parse($item->paid_at)->format($date_format);
+
+            $totals[$i] += $item->getConvertedAmount();
+        }
     }
 }