Include graph.js and build some dashboard tiles.

app/View/Composers/MonthGraph.php

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+<?php
+
+namespace App\View\Composers;
+
+use App\Models\Incoming;
+use App\Models\Invoice;
+use Illuminate\Support\Carbon;
+use Illuminate\View\View;
+
+class MonthGraph
+{
+    public function compose(View $view): void
+    {
+        $monthly_invoices = Invoice::whereYear('created_at', '=', Carbon::now()->year)->get()
+            ->groupBy(function ($invoice) {
+                return $invoice->created_at->format('n');
+            })
+            ->map(function ($month) {
+                return $month->sum('sum');
+            });
+
+        $monthly_incoming = Incoming::whereYear('issue_date', '=', Carbon::now()->year)->get()
+            ->groupBy(function ($incoming) {
+                return Carbon::parse($incoming->issue_date)->format('n');
+            })
+            ->map(function ($month) {
+                return $month->sum('net');
+            });
+
+        $diff_invoices = $monthly_invoices->diffKeys($monthly_incoming);
+        foreach ($diff_invoices as $year => $invoices) {
+            $monthly_incoming[$year] = 0;
+        }
+        $diff_incoming = $monthly_incoming->diffKeys($monthly_invoices);
+        foreach ($diff_incoming as $year => $invoices) {
+            $monthly_invoices[$year] = 0;
+        }
+
+        $view->with(['monthly_invoices' => $monthly_invoices, 'monthly_incoming' => $monthly_incoming]);
+    }
+}

app/View/Composers/YearGraph.php

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+<?php
+
+namespace App\View\Composers;
+
+use App\Models\Incoming;
+use App\Models\Invoice;
+use Illuminate\Support\Carbon;
+use Illuminate\View\View;
+
+class YearGraph
+{
+    public function compose(View $view): void
+    {
+        $yearly_invoices = Invoice::all()
+            ->groupBy(function ($invoice) {
+                return $invoice->created_at->format('Y');
+            })
+            ->map(function ($year) {
+                return $year->sum('sum');
+            });
+
+        $yearly_incoming = Incoming::all()
+            ->groupBy(function ($incoming) {
+                return Carbon::parse($incoming->pay_date)->format('Y');
+            })
+            ->map(function ($year) {
+                return $year->sum('net');
+            });
+
+        $diff_invoices = $yearly_invoices->diffKeys($yearly_incoming);
+        foreach ($diff_invoices as $year => $invoices) {
+            $yearly_incoming[$year] = 0;
+        }
+        $diff_incoming = $yearly_incoming->diffKeys($yearly_invoices);
+        foreach ($diff_incoming as $year => $invoices) {
+            $yearly_invoices[$year] = 0;
+        }
+
+        $view->with(['yearly_invoices' => $yearly_invoices, 'yearly_incoming' => $yearly_incoming]);
+    }
+}