Enable invoice emailing

app/Mail/InvoiceEmail.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Mail;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Mail\Mailable;
+use Illuminate\Queue\SerializesModels;
+use Illuminate\Contracts\Queue\ShouldQueue;
+
+use App\Models\Invoice;
+
+class InvoiceEmail extends Mailable
+{
+	use Queueable, SerializesModels;
+
+	public $invoice;
+
+	/**
+	 * Create a new message instance.
+	 *
+	 * @param Invoice $o
+	 * @param string  $notes
+	 */
+	public function __construct(Invoice $o)
+	{
+		$this->invoice = $o;
+	}
+
+	/**
+	 * Build the message.
+	 *
+	 * @return $this
+	 */
+	public function build()
+	{
+		return $this
+			->markdown('email.user.invoice')
+			->subject(sprintf( 'Invoice: %s - Total: $%s - Due: %s',
+				$this->invoice->id,
+				number_format($this->invoice->total,2),
+				$this->invoice->date_due))
+			->with([
+				'user'=>$this->invoice->account->user,
+				'site'=>$this->invoice->account->user->site,
+			]);
+	}
+}